From a7971771a8ab6f6f76a2a8e482dbb3a30901af1c Mon Sep 17 00:00:00 2001 From: marha Date: Fri, 25 Feb 2011 07:31:13 +0000 Subject: xserver randrproto mesa xkeyboard-config git update 25 Feb 2011 --- xorg-server/hw/xfree86/modes/xf86Crtc.c | 6523 ++++++++++++++-------------- xorg-server/hw/xfree86/modes/xf86Crtc.h | 2047 +++++---- xorg-server/hw/xfree86/modes/xf86Cursors.c | 1376 +++--- xorg-server/hw/xfree86/modes/xf86RandR12.c | 3831 ++++++++-------- xorg-server/hw/xfree86/modes/xf86Rotate.c | 1090 +++-- 5 files changed, 7229 insertions(+), 7638 deletions(-) (limited to 'xorg-server/hw/xfree86/modes') diff --git a/xorg-server/hw/xfree86/modes/xf86Crtc.c b/xorg-server/hw/xfree86/modes/xf86Crtc.c index d721b131f..86f038aa1 100644 --- a/xorg-server/hw/xfree86/modes/xf86Crtc.c +++ b/xorg-server/hw/xfree86/modes/xf86Crtc.c @@ -1,3281 +1,3242 @@ -/* - * Copyright © 2006 Keith Packard - * Copyright © 2008 Red Hat, Inc. - * - * Permission to use, copy, modify, distribute, and sell this software and its - * documentation for any purpose is hereby granted without fee, provided that - * the above copyright notice appear in all copies and that both that copyright - * notice and this permission notice appear in supporting documentation, and - * that the name of the copyright holders not be used in advertising or - * publicity pertaining to distribution of the software without specific, - * written prior permission. The copyright holders make no representations - * about the suitability of this software for any purpose. It is provided "as - * is" without express or implied warranty. - * - * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, - * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO - * EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR - * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, - * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER - * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE - * OF THIS SOFTWARE. - */ - -#ifdef HAVE_XORG_CONFIG_H -#include -#else -#ifdef HAVE_CONFIG_H -#include -#endif -#endif - -#include -#include -#include - -#include "xf86.h" -#include "xf86DDC.h" -#include "xf86Crtc.h" -#include "xf86Modes.h" -#include "xf86Priv.h" -#include "xf86RandR12.h" -#include "X11/extensions/render.h" -#include "X11/extensions/dpmsconst.h" -#include "X11/Xatom.h" -#include "picturestr.h" - -#include "xf86xv.h" - -#define NO_OUTPUT_DEFAULT_WIDTH 1024 -#define NO_OUTPUT_DEFAULT_HEIGHT 768 -/* - * Initialize xf86CrtcConfig structure - */ - -int xf86CrtcConfigPrivateIndex = -1; - -void -xf86CrtcConfigInit (ScrnInfoPtr scrn, - const xf86CrtcConfigFuncsRec *funcs) -{ - xf86CrtcConfigPtr config; - - if (xf86CrtcConfigPrivateIndex == -1) - xf86CrtcConfigPrivateIndex = xf86AllocateScrnInfoPrivateIndex(); - config = xnfcalloc (1, sizeof (xf86CrtcConfigRec)); - - config->funcs = funcs; - - scrn->privates[xf86CrtcConfigPrivateIndex].ptr = config; -} - -void -xf86CrtcSetSizeRange (ScrnInfoPtr scrn, - int minWidth, int minHeight, - int maxWidth, int maxHeight) -{ - xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(scrn); - - config->minWidth = minWidth; - config->minHeight = minHeight; - config->maxWidth = maxWidth; - config->maxHeight = maxHeight; -} - -void -xf86CrtcSetScanoutFormats(ScrnInfoPtr scrn, - int num_formats, - xf86CrtcScanoutFormat *formats) -{ - xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(scrn); - - config->num_scanout_formats = num_formats; - config->scanout_formats = formats; -} - -/* - * Crtc functions - */ -xf86CrtcPtr -xf86CrtcCreate (ScrnInfoPtr scrn, - const xf86CrtcFuncsRec *funcs) -{ - xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(scrn); - xf86CrtcPtr crtc, *crtcs; - - crtc = calloc(sizeof (xf86CrtcRec), 1); - if (!crtc) - return NULL; - crtc->version = XF86_CRTC_VERSION; - crtc->scrn = scrn; - crtc->funcs = funcs; -#ifdef RANDR_12_INTERFACE - crtc->randr_crtc = NULL; -#endif - crtc->rotation = RR_Rotate_0; - crtc->desiredRotation = RR_Rotate_0; - pixman_transform_init_identity (&crtc->crtc_to_framebuffer); - pixman_f_transform_init_identity (&crtc->f_crtc_to_framebuffer); - pixman_f_transform_init_identity (&crtc->f_framebuffer_to_crtc); - pixman_f_transform_init_identity (&crtc->f_screen_to_crtc); - pixman_f_transform_init_identity (&crtc->user_sprite_position_transform); - pixman_f_transform_init_identity (&crtc->f_crtc_to_cursor); - pixman_f_transform_init_identity (&crtc->user_sprite_image_transform); - crtc->filter = NULL; - crtc->params = NULL; - crtc->nparams = 0; - crtc->filter_width = 0; - crtc->filter_height = 0; - crtc->transform_in_use = FALSE; - crtc->sprite_transform_in_use = FALSE; - crtc->transformPresent = FALSE; - crtc->desiredTransformPresent = FALSE; - memset (&crtc->bounds, '\0', sizeof (crtc->bounds)); - - /* Preallocate gamma at a sensible size. */ - crtc->gamma_size = 256; - crtc->gamma_red = malloc(3 * crtc->gamma_size * sizeof (CARD16)); - if (!crtc->gamma_red) { - free(crtc); - return NULL; - } - crtc->gamma_green = crtc->gamma_red + crtc->gamma_size; - crtc->gamma_blue = crtc->gamma_green + crtc->gamma_size; - - if (xf86_config->crtc) - crtcs = realloc(xf86_config->crtc, - (xf86_config->num_crtc + 1) * sizeof (xf86CrtcPtr)); - else - crtcs = malloc((xf86_config->num_crtc + 1) * sizeof (xf86CrtcPtr)); - if (!crtcs) - { - free(crtc); - return NULL; - } - xf86_config->crtc = crtcs; - xf86_config->crtc[xf86_config->num_crtc++] = crtc; - return crtc; -} - -void -xf86CrtcDestroy (xf86CrtcPtr crtc) -{ - xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(crtc->scrn); - int c; - - (*crtc->funcs->destroy) (crtc); - for (c = 0; c < xf86_config->num_crtc; c++) - if (xf86_config->crtc[c] == crtc) - { - memmove (&xf86_config->crtc[c], - &xf86_config->crtc[c+1], - ((xf86_config->num_crtc - (c + 1)) * sizeof(void*))); - xf86_config->num_crtc--; - break; - } - free(crtc->params); - free(crtc->gamma_red); - free(crtc); -} - - -/** - * Return whether any outputs are connected to the specified pipe - */ - -Bool -xf86CrtcInUse (xf86CrtcPtr crtc) -{ - ScrnInfoPtr pScrn = crtc->scrn; - xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(pScrn); - int o; - - for (o = 0; o < xf86_config->num_output; o++) - if (xf86_config->output[o]->crtc == crtc) - return TRUE; - return FALSE; -} - -void -xf86CrtcSetScreenSubpixelOrder (ScreenPtr pScreen) -{ - int subpixel_order = SubPixelUnknown; - Bool has_none = FALSE; - ScrnInfoPtr scrn = xf86Screens[pScreen->myNum]; - xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(scrn); - int c, o; - - for (c = 0; c < xf86_config->num_crtc; c++) - { - xf86CrtcPtr crtc = xf86_config->crtc[c]; - - for (o = 0; o < xf86_config->num_output; o++) - { - xf86OutputPtr output = xf86_config->output[o]; - - if (output->crtc == crtc) - { - switch (output->subpixel_order) { - case SubPixelNone: - has_none = TRUE; - break; - case SubPixelUnknown: - break; - default: - subpixel_order = output->subpixel_order; - break; - } - } - if (subpixel_order != SubPixelUnknown) - break; - } - if (subpixel_order != SubPixelUnknown) - { - static const int circle[4] = { - SubPixelHorizontalRGB, - SubPixelVerticalRGB, - SubPixelHorizontalBGR, - SubPixelVerticalBGR, - }; - int rotate; - int c; - for (rotate = 0; rotate < 4; rotate++) - if (crtc->rotation & (1 << rotate)) - break; - for (c = 0; c < 4; c++) - if (circle[c] == subpixel_order) - break; - c = (c + rotate) & 0x3; - if ((crtc->rotation & RR_Reflect_X) && !(c & 1)) - c ^= 2; - if ((crtc->rotation & RR_Reflect_Y) && (c & 1)) - c ^= 2; - subpixel_order = circle[c]; - break; - } - } - if (subpixel_order == SubPixelUnknown && has_none) - subpixel_order = SubPixelNone; - PictureSetSubpixelOrder (pScreen, subpixel_order); -} - -/** - * Sets the given video mode on the given crtc - */ -Bool -xf86CrtcSet(xf86CrtcPtr crtc, xf86CrtcSetRec *set) -{ - ScrnInfoPtr scrn = crtc->scrn; - xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(scrn); - int i; - Bool ret = FALSE; - Bool didLock = FALSE; - DisplayModePtr adjusted_mode = NULL; - DisplayModeRec saved_mode; - int saved_x, saved_y; - Rotation saved_rotation; - RRTransformRec saved_transform; - Bool saved_transform_present; - PixmapPtr saved_scanout_pixmap; - - crtc->enabled = xf86CrtcInUse (crtc); - - /* We only hit this if someone explicitly sends a "disabled" modeset. */ - if (!crtc->enabled) - { - /* Check everything for stuff that should be off. */ - xf86DisableUnusedFunctions(scrn); - return TRUE; - } - - /* See if nothing has changed */ - if (!set->flags) - return TRUE; - - saved_mode = crtc->mode; - saved_x = crtc->x; - saved_y = crtc->y; - saved_rotation = crtc->rotation; - saved_scanout_pixmap = crtc->scanoutPixmap; - if (crtc->transformPresent) { - RRTransformInit (&saved_transform); - RRTransformCopy (&saved_transform, &crtc->transform); - } - saved_transform_present = crtc->transformPresent; - - /* Update crtc values up front so the driver can rely on them for mode - * setting. - */ - if (set->flags & XF86CrtcSetMode) - crtc->mode = *set->mode; - if (set->flags & XF86CrtcSetOrigin) { - crtc->x = set->x; - crtc->y = set->y; - } - if (set->flags & XF86CrtcSetRotation) - crtc->rotation = set->rotation; - if (set->flags & XF86CrtcSetScanoutPixmap) - crtc->scanoutPixmap = set->scanout_pixmap; - - if (set->flags & XF86CrtcSetTransform) { - if (set->transform) { - RRTransformCopy (&crtc->transform, set->transform); - crtc->transformPresent = TRUE; - } else - crtc->transformPresent = FALSE; - } - - if (crtc->funcs->set) { - ret = crtc->funcs->set(crtc, set->flags); - goto done; - } - - if (set->flags == XF86CrtcSetOrigin && crtc->funcs->set_origin) { - ret = xf86CrtcRotate(crtc); - if (ret) - crtc->funcs->set_origin(crtc, crtc->x, crtc->y); - goto done; - } - - if (crtc->funcs->set_mode_major) { - ret = crtc->funcs->set_mode_major(crtc, &crtc->mode, - crtc->rotation, - crtc->x, crtc->y); - goto done; - } - - adjusted_mode = xf86DuplicateMode(&crtc->mode); - - didLock = crtc->funcs->lock (crtc); - /* Pass our mode to the outputs and the CRTC to give them a chance to - * adjust it according to limitations or output properties, and also - * a chance to reject the mode entirely. - */ - for (i = 0; i < xf86_config->num_output; i++) { - xf86OutputPtr output = xf86_config->output[i]; - - if (output->crtc != crtc) - continue; - - if (!output->funcs->mode_fixup(output, &crtc->mode, adjusted_mode)) { - goto done; - } - } - - if (!crtc->funcs->mode_fixup(crtc, &crtc->mode, adjusted_mode)) { - goto done; - } - - if (!xf86CrtcRotate (crtc)) - goto done; - - /* Prepare the outputs and CRTCs before setting the mode. */ - for (i = 0; i < xf86_config->num_output; i++) { - xf86OutputPtr output = xf86_config->output[i]; - - if (output->crtc != crtc) - continue; - - /* Disable the output as the first thing we do. */ - output->funcs->prepare(output); - } - - crtc->funcs->prepare(crtc); - - /* Set up the DPLL and any output state that needs to adjust or depend - * on the DPLL. - */ - crtc->funcs->mode_set(crtc, &crtc->mode, adjusted_mode, crtc->x, crtc->y); - for (i = 0; i < xf86_config->num_output; i++) - { - xf86OutputPtr output = xf86_config->output[i]; - if (output->crtc == crtc) - output->funcs->mode_set(output, &crtc->mode, adjusted_mode); - } - - /* Only upload when needed, to avoid unneeded delays. */ - if (!crtc->active && crtc->funcs->gamma_set) - crtc->funcs->gamma_set(crtc, crtc->gamma_red, crtc->gamma_green, - crtc->gamma_blue, crtc->gamma_size); - - /* Now, enable the clocks, plane, pipe, and outputs that we set up. */ - crtc->funcs->commit(crtc); - for (i = 0; i < xf86_config->num_output; i++) - { - xf86OutputPtr output = xf86_config->output[i]; - if (output->crtc == crtc) - output->funcs->commit(output); - } - - ret = TRUE; - -done: - if (ret) { - crtc->active = TRUE; - if (scrn->pScreen) - xf86CrtcSetScreenSubpixelOrder (scrn->pScreen); - if (scrn->ModeSet) - scrn->ModeSet(scrn); - } else { - crtc->x = saved_x; - crtc->y = saved_y; - crtc->rotation = saved_rotation; - crtc->mode = saved_mode; - if (saved_transform_present) - RRTransformCopy (&crtc->transform, &saved_transform); - crtc->transformPresent = saved_transform_present; - crtc->scanoutPixmap = saved_scanout_pixmap; - } - - if (adjusted_mode) { - free(adjusted_mode->name); - free(adjusted_mode); - } - - if (didLock) - crtc->funcs->unlock (crtc); - - return ret; -} - -/** - * Pans the screen, does not change the mode - */ -void -xf86CrtcSetOrigin (xf86CrtcPtr crtc, int x, int y) -{ - xf86CrtcSetRec set; - - if (x != crtc->x || y != crtc->y) { - set.x = x; - set.y = y; - set.flags = XF86CrtcSetOrigin; - (void) xf86CrtcSet(crtc, &set); - } -} - -/* - * Output functions - */ - -extern XF86ConfigPtr xf86configptr; - -typedef enum { - OPTION_PREFERRED_MODE, - OPTION_POSITION, - OPTION_BELOW, - OPTION_RIGHT_OF, - OPTION_ABOVE, - OPTION_LEFT_OF, - OPTION_ENABLE, - OPTION_DISABLE, - OPTION_MIN_CLOCK, - OPTION_MAX_CLOCK, - OPTION_IGNORE, - OPTION_ROTATE, - OPTION_PANNING, - OPTION_PRIMARY, - OPTION_DEFAULT_MODES, -} OutputOpts; - -static OptionInfoRec xf86OutputOptions[] = { - {OPTION_PREFERRED_MODE, "PreferredMode", OPTV_STRING, {0}, FALSE }, - {OPTION_POSITION, "Position", OPTV_STRING, {0}, FALSE }, - {OPTION_BELOW, "Below", OPTV_STRING, {0}, FALSE }, - {OPTION_RIGHT_OF, "RightOf", OPTV_STRING, {0}, FALSE }, - {OPTION_ABOVE, "Above", OPTV_STRING, {0}, FALSE }, - {OPTION_LEFT_OF, "LeftOf", OPTV_STRING, {0}, FALSE }, - {OPTION_ENABLE, "Enable", OPTV_BOOLEAN, {0}, FALSE }, - {OPTION_DISABLE, "Disable", OPTV_BOOLEAN, {0}, FALSE }, - {OPTION_MIN_CLOCK, "MinClock", OPTV_FREQ, {0}, FALSE }, - {OPTION_MAX_CLOCK, "MaxClock", OPTV_FREQ, {0}, FALSE }, - {OPTION_IGNORE, "Ignore", OPTV_BOOLEAN, {0}, FALSE }, - {OPTION_ROTATE, "Rotate", OPTV_STRING, {0}, FALSE }, - {OPTION_PANNING, "Panning", OPTV_STRING, {0}, FALSE }, - {OPTION_PRIMARY, "Primary", OPTV_BOOLEAN, {0}, FALSE }, - {OPTION_DEFAULT_MODES, "DefaultModes", OPTV_BOOLEAN, {0}, FALSE }, - {-1, NULL, OPTV_NONE, {0}, FALSE }, -}; - -enum { - OPTION_MODEDEBUG, -}; - -static OptionInfoRec xf86DeviceOptions[] = { - {OPTION_MODEDEBUG, "ModeDebug", OPTV_BOOLEAN, {0}, FALSE }, - {-1, NULL, OPTV_NONE, {0}, FALSE }, -}; - -static void -xf86OutputSetMonitor (xf86OutputPtr output) -{ - char *option_name; - char *monitor; - - if (!output->name) - return; - - free(output->options); - - output->options = xnfalloc (sizeof (xf86OutputOptions)); - memcpy (output->options, xf86OutputOptions, sizeof (xf86OutputOptions)); - - XNFasprintf(&option_name, "monitor-%s", output->name); - monitor = xf86findOptionValue (output->scrn->options, option_name); - if (!monitor) - monitor = output->name; - else - xf86MarkOptionUsedByName (output->scrn->options, option_name); - free(option_name); - output->conf_monitor = xf86findMonitor (monitor, - xf86configptr->conf_monitor_lst); - /* - * Find the monitor section of the screen and use that - */ - if (!output->conf_monitor && output->use_screen_monitor) - output->conf_monitor = xf86findMonitor (output->scrn->monitor->id, - xf86configptr->conf_monitor_lst); - if (output->conf_monitor) - { - xf86DrvMsg (output->scrn->scrnIndex, X_INFO, - "Output %s using monitor section %s\n", - output->name, output->conf_monitor->mon_identifier); - xf86ProcessOptions (output->scrn->scrnIndex, - output->conf_monitor->mon_option_lst, - output->options); - } - else - xf86DrvMsg (output->scrn->scrnIndex, X_INFO, - "Output %s has no monitor section\n", - output->name); -} - -static Bool -xf86OutputEnabled (xf86OutputPtr output, Bool strict) -{ - Bool enable, disable; - - /* check to see if this output was enabled in the config file */ - if (xf86GetOptValBool (output->options, OPTION_ENABLE, &enable) && enable) - { - xf86DrvMsg (output->scrn->scrnIndex, X_INFO, - "Output %s enabled by config file\n", output->name); - return TRUE; - } - /* or if this output was disabled in the config file */ - if (xf86GetOptValBool (output->options, OPTION_DISABLE, &disable) && disable) - { - xf86DrvMsg (output->scrn->scrnIndex, X_INFO, - "Output %s disabled by config file\n", output->name); - return FALSE; - } - - /* If not, try to only light up the ones we know are connected */ - if (strict) { - enable = output->status == XF86OutputStatusConnected; - } - /* But if that fails, try to light up even outputs we're unsure of */ - else { - enable = output->status != XF86OutputStatusDisconnected; - } - - xf86DrvMsg (output->scrn->scrnIndex, X_INFO, - "Output %s %sconnected\n", output->name, enable ? "" : "dis"); - return enable; -} - -static Bool -xf86OutputIgnored (xf86OutputPtr output) -{ - return xf86ReturnOptValBool (output->options, OPTION_IGNORE, FALSE); -} - -static char *direction[4] = { - "normal", - "left", - "inverted", - "right" -}; - -static Rotation -xf86OutputInitialRotation (xf86OutputPtr output) -{ - char *rotate_name = xf86GetOptValString (output->options, - OPTION_ROTATE); - int i; - - if (!rotate_name) { - if (output->initial_rotation) - return output->initial_rotation; - return RR_Rotate_0; - } - - for (i = 0; i < 4; i++) - if (xf86nameCompare (direction[i], rotate_name) == 0) - return 1 << i; - return RR_Rotate_0; -} - -xf86OutputPtr -xf86OutputCreate (ScrnInfoPtr scrn, - const xf86OutputFuncsRec *funcs, - const char *name) -{ - xf86OutputPtr output, *outputs; - xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(scrn); - int len; - Bool primary; - - if (name) - len = strlen (name) + 1; - else - len = 0; - - output = calloc(sizeof (xf86OutputRec) + len, 1); - if (!output) - return NULL; - output->scrn = scrn; - output->funcs = funcs; - if (name) - { - output->name = (char *) (output + 1); - strcpy (output->name, name); - } - output->subpixel_order = SubPixelUnknown; - /* - * Use the old per-screen monitor section for the first output - */ - output->use_screen_monitor = (xf86_config->num_output == 0); -#ifdef RANDR_12_INTERFACE - output->randr_output = NULL; -#endif - if (name) - { - xf86OutputSetMonitor (output); - if (xf86OutputIgnored (output)) - { - free(output); - return FALSE; - } - } - - - if (xf86_config->output) - outputs = realloc(xf86_config->output, - (xf86_config->num_output + 1) * sizeof (xf86OutputPtr)); - else - outputs = malloc((xf86_config->num_output + 1) * sizeof (xf86OutputPtr)); - if (!outputs) - { - free(output); - return NULL; - } - - xf86_config->output = outputs; - - if (xf86GetOptValBool (output->options, OPTION_PRIMARY, &primary) && primary) - { - memmove(xf86_config->output + 1, xf86_config->output, - xf86_config->num_output * sizeof (xf86OutputPtr)); - xf86_config->output[0] = output; - } - else - { - xf86_config->output[xf86_config->num_output] = output; - } - - xf86_config->num_output++; - - return output; -} - -Bool -xf86OutputRename (xf86OutputPtr output, const char *name) -{ - char *newname = strdup(name); - - if (!newname) - return FALSE; /* so sorry... */ - - if (output->name && output->name != (char *) (output + 1)) - free(output->name); - output->name = newname; - xf86OutputSetMonitor (output); - if (xf86OutputIgnored (output)) - return FALSE; - return TRUE; -} - -void -xf86OutputUseScreenMonitor (xf86OutputPtr output, Bool use_screen_monitor) -{ - if (use_screen_monitor != output->use_screen_monitor) - { - output->use_screen_monitor = use_screen_monitor; - xf86OutputSetMonitor (output); - } -} - -void -xf86OutputDestroy (xf86OutputPtr output) -{ - ScrnInfoPtr scrn = output->scrn; - xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(scrn); - int o; - - (*output->funcs->destroy) (output); - while (output->probed_modes) - xf86DeleteMode (&output->probed_modes, output->probed_modes); - for (o = 0; o < xf86_config->num_output; o++) - if (xf86_config->output[o] == output) - { - memmove (&xf86_config->output[o], - &xf86_config->output[o+1], - ((xf86_config->num_output - (o + 1)) * sizeof(void*))); - xf86_config->num_output--; - break; - } - if (output->name && output->name != (char *) (output + 1)) - free(output->name); - free(output); -} - -/* - * Called during CreateScreenResources to hook up RandR - */ -static Bool -xf86CrtcCreateScreenResources (ScreenPtr screen) -{ - ScrnInfoPtr scrn = xf86Screens[screen->myNum]; - xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(scrn); - - screen->CreateScreenResources = config->CreateScreenResources; - - if (!(*screen->CreateScreenResources)(screen)) - return FALSE; - - if (!xf86RandR12CreateScreenResources (screen)) - return FALSE; - - return TRUE; -} - -/* - * Clean up config on server reset - */ -static Bool -xf86CrtcCloseScreen (int index, ScreenPtr screen) -{ - ScrnInfoPtr scrn = xf86Screens[screen->myNum]; - xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(scrn); - int o, c; - - screen->CloseScreen = config->CloseScreen; - - xf86RotateCloseScreen (screen); - - for (o = 0; o < config->num_output; o++) - { - xf86OutputPtr output = config->output[o]; - - output->randr_output = NULL; - } - for (c = 0; c < config->num_crtc; c++) - { - xf86CrtcPtr crtc = config->crtc[c]; - - crtc->randr_crtc = NULL; - } - xf86RandR12CloseScreen (screen); - - return screen->CloseScreen (index, screen); -} - -/* - * Called at ScreenInit time to set up - */ -#ifdef RANDR_13_INTERFACE -int -#else -Bool -#endif -xf86CrtcScreenInit (ScreenPtr screen) -{ - ScrnInfoPtr scrn = xf86Screens[screen->myNum]; - xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(scrn); - int c; - - /* Rotation */ - xf86DrvMsg(scrn->scrnIndex, X_INFO, "RandR 1.2 enabled, ignore the following RandR disabled message.\n"); - xf86DisableRandR(); /* Disable old RandR extension support */ - xf86RandR12Init (screen); - - /* support all rotations if every crtc has the shadow alloc funcs */ - for (c = 0; c < config->num_crtc; c++) - { - xf86CrtcPtr crtc = config->crtc[c]; - if (!crtc->funcs->shadow_allocate || !crtc->funcs->shadow_create) - break; - } - if (c == config->num_crtc) - { - xf86RandR12SetRotations (screen, RR_Rotate_0 | RR_Rotate_90 | - RR_Rotate_180 | RR_Rotate_270 | - RR_Reflect_X | RR_Reflect_Y); - xf86RandR12SetTransformSupport (screen, TRUE); - } - else - { - xf86RandR12SetRotations (screen, RR_Rotate_0); - xf86RandR12SetTransformSupport (screen, FALSE); - } - - /* Wrap CreateScreenResources so we can initialize the RandR code */ - config->CreateScreenResources = screen->CreateScreenResources; - screen->CreateScreenResources = xf86CrtcCreateScreenResources; - - config->CloseScreen = screen->CloseScreen; - screen->CloseScreen = xf86CrtcCloseScreen; - -#ifdef XFreeXDGA - _xf86_di_dga_init_internal(screen); -#endif -#ifdef RANDR_13_INTERFACE - return RANDR_INTERFACE_VERSION; -#else - return TRUE; -#endif -} - -static DisplayModePtr -xf86DefaultMode (xf86OutputPtr output, int width, int height) -{ - DisplayModePtr target_mode = NULL; - DisplayModePtr mode; - int target_diff = 0; - int target_preferred = 0; - int mm_height; - - mm_height = output->mm_height; - if (!mm_height) - mm_height = (768 * 25.4) / DEFAULT_DPI; - /* - * Pick a mode closest to DEFAULT_DPI - */ - for (mode = output->probed_modes; mode; mode = mode->next) - { - int dpi; - int preferred = (((mode->type & M_T_PREFERRED) != 0) + - ((mode->type & M_T_USERPREF) != 0)); - int diff; - - if (xf86ModeWidth (mode, output->initial_rotation) > width || - xf86ModeHeight (mode, output->initial_rotation) > height) - continue; - - /* yes, use VDisplay here, not xf86ModeHeight */ - dpi = (mode->VDisplay * 254) / (mm_height * 10); - diff = dpi - DEFAULT_DPI; - diff = diff < 0 ? -diff : diff; - if (target_mode == NULL || (preferred > target_preferred) || - (preferred == target_preferred && diff < target_diff)) - { - target_mode = mode; - target_diff = diff; - target_preferred = preferred; - } - } - return target_mode; -} - -static DisplayModePtr -xf86ClosestMode (xf86OutputPtr output, - DisplayModePtr match, Rotation match_rotation, - int width, int height) -{ - DisplayModePtr target_mode = NULL; - DisplayModePtr mode; - int target_diff = 0; - - /* - * Pick a mode closest to the specified mode - */ - for (mode = output->probed_modes; mode; mode = mode->next) - { - int dx, dy; - int diff; - - if (xf86ModeWidth (mode, output->initial_rotation) > width || - xf86ModeHeight (mode, output->initial_rotation) > height) - continue; - - /* exact matches are preferred */ - if (output->initial_rotation == match_rotation && - xf86ModesEqual (mode, match)) - return mode; - - dx = xf86ModeWidth (match, match_rotation) - xf86ModeWidth (mode, output->initial_rotation); - dy = xf86ModeHeight (match, match_rotation) - xf86ModeHeight (mode, output->initial_rotation); - diff = dx * dx + dy * dy; - if (target_mode == NULL || diff < target_diff) - { - target_mode = mode; - target_diff = diff; - } - } - return target_mode; -} - -static DisplayModePtr -xf86OutputHasPreferredMode (xf86OutputPtr output, int width, int height) -{ - DisplayModePtr mode; - - for (mode = output->probed_modes; mode; mode = mode->next) - { - if (xf86ModeWidth (mode, output->initial_rotation) > width || - xf86ModeHeight (mode, output->initial_rotation) > height) - continue; - - if (mode->type & M_T_PREFERRED) - return mode; - } - return NULL; -} - -static DisplayModePtr -xf86OutputHasUserPreferredMode (xf86OutputPtr output) -{ - DisplayModePtr mode, first = output->probed_modes; - - for (mode = first; mode && mode->next != first; mode = mode->next) - if (mode->type & M_T_USERPREF) - return mode; - - return NULL; -} - -static int -xf86PickCrtcs (ScrnInfoPtr scrn, - xf86CrtcPtr *best_crtcs, - DisplayModePtr *modes, - int n, - int width, - int height) -{ - xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(scrn); - int c, o; - xf86OutputPtr output; - xf86CrtcPtr crtc; - xf86CrtcPtr *crtcs; - xf86CrtcPtr best_crtc; - int best_score; - int score; - int my_score; - - if (n == config->num_output) - return 0; - output = config->output[n]; - - /* - * Compute score with this output disabled - */ - best_crtcs[n] = NULL; - best_crtc = NULL; - best_score = xf86PickCrtcs (scrn, best_crtcs, modes, n+1, width, height); - if (modes[n] == NULL) - return best_score; - - crtcs = malloc(config->num_output * sizeof (xf86CrtcPtr)); - if (!crtcs) - return best_score; - - my_score = 1; - /* Score outputs that are known to be connected higher */ - if (output->status == XF86OutputStatusConnected) - my_score++; - /* Score outputs with preferred modes higher */ - if (xf86OutputHasPreferredMode (output, width, height)) - my_score++; - /* - * Select a crtc for this output and - * then attempt to configure the remaining - * outputs - */ - for (c = 0; c < config->num_crtc; c++) - { - if ((output->possible_crtcs & (1 << c)) == 0) - continue; - - crtc = config->crtc[c]; - /* - * Check to see if some other output is - * using this crtc - */ - for (o = 0; o < n; o++) - if (best_crtcs[o] == crtc) - break; - if (o < n) - { - /* - * If the two outputs desire the same mode, - * see if they can be cloned - */ - if (xf86ModesEqual (modes[o], modes[n]) && - config->output[o]->initial_rotation == config->output[n]->initial_rotation && - config->output[o]->initial_x == config->output[n]->initial_x && - config->output[o]->initial_y == config->output[n]->initial_y) - { - if ((output->possible_clones & (1 << o)) == 0) - continue; /* nope, try next CRTC */ - } - else - continue; /* different modes, can't clone */ - } - crtcs[n] = crtc; - memcpy (crtcs, best_crtcs, n * sizeof (xf86CrtcPtr)); - score = my_score + xf86PickCrtcs (scrn, crtcs, modes, n+1, width, height); - if (score > best_score) - { - best_crtc = crtc; - best_score = score; - memcpy (best_crtcs, crtcs, config->num_output * sizeof (xf86CrtcPtr)); - } - } - free(crtcs); - return best_score; -} - - -/* - * Compute the virtual size necessary to place all of the available - * crtcs in the specified configuration. - * - * canGrow indicates that the driver can make the screen larger than its initial - * configuration. If FALSE, this function will enlarge the screen to include - * the largest available mode. - */ - -static void -xf86DefaultScreenLimits (ScrnInfoPtr scrn, int *widthp, int *heightp, - Bool canGrow) -{ - xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(scrn); - int width = 0, height = 0; - int o; - int c; - int s; - - for (c = 0; c < config->num_crtc; c++) - { - int crtc_width = 0, crtc_height = 0; - xf86CrtcPtr crtc = config->crtc[c]; - - if (crtc->enabled) - { - crtc_width = crtc->desiredX + xf86ModeWidth (&crtc->desiredMode, crtc->desiredRotation); - crtc_height = crtc->desiredY + xf86ModeHeight (&crtc->desiredMode, crtc->desiredRotation); - } - if (!canGrow) { - for (o = 0; o < config->num_output; o++) - { - xf86OutputPtr output = config->output[o]; - - for (s = 0; s < config->num_crtc; s++) - if (output->possible_crtcs & (1 << s)) - { - DisplayModePtr mode; - for (mode = output->probed_modes; mode; mode = mode->next) - { - if (mode->HDisplay > crtc_width) - crtc_width = mode->HDisplay; - if (mode->VDisplay > crtc_width) - crtc_width = mode->VDisplay; - if (mode->VDisplay > crtc_height) - crtc_height = mode->VDisplay; - if (mode->HDisplay > crtc_height) - crtc_height = mode->HDisplay; - } - } - } - } - if (crtc_width > width) - width = crtc_width; - if (crtc_height > height) - height = crtc_height; - } - if (config->maxWidth && width > config->maxWidth) width = config->maxWidth; - if (config->maxHeight && height > config->maxHeight) height = config->maxHeight; - if (config->minWidth && width < config->minWidth) width = config->minWidth; - if (config->minHeight && height < config->minHeight) height = config->minHeight; - *widthp = width; - *heightp = height; -} - -#define POSITION_UNSET -100000 - -/* - * check if the user configured any outputs at all - * with either a position or a relative setting or a mode. - */ -static Bool -xf86UserConfiguredOutputs(ScrnInfoPtr scrn, DisplayModePtr *modes) -{ - xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(scrn); - int o; - Bool user_conf = FALSE; - - for (o = 0; o < config->num_output; o++) - { - xf86OutputPtr output = config->output[o]; - char *position; - char *relative_name; - OutputOpts relation; - int r; - static const OutputOpts relations[] = { - OPTION_BELOW, OPTION_RIGHT_OF, OPTION_ABOVE, OPTION_LEFT_OF - }; - - position = xf86GetOptValString (output->options, - OPTION_POSITION); - if (position) - user_conf = TRUE; - - relation = 0; - relative_name = NULL; - for (r = 0; r < 4; r++) - { - relation = relations[r]; - relative_name = xf86GetOptValString (output->options, - relation); - if (relative_name) - break; - } - if (relative_name) - user_conf = TRUE; - - modes[o] = xf86OutputHasUserPreferredMode(output); - if (modes[o]) - user_conf = TRUE; - } - - return user_conf; -} - -static Bool -xf86InitialOutputPositions (ScrnInfoPtr scrn, DisplayModePtr *modes) -{ - xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(scrn); - int o; - int min_x, min_y; - - for (o = 0; o < config->num_output; o++) - { - xf86OutputPtr output = config->output[o]; - - output->initial_x = output->initial_y = POSITION_UNSET; - } - - /* - * Loop until all outputs are set - */ - for (;;) - { - Bool any_set = FALSE; - Bool keep_going = FALSE; - - for (o = 0; o < config->num_output; o++) - { - static const OutputOpts relations[] = { - OPTION_BELOW, OPTION_RIGHT_OF, OPTION_ABOVE, OPTION_LEFT_OF - }; - xf86OutputPtr output = config->output[o]; - xf86OutputPtr relative; - char *relative_name; - char *position; - OutputOpts relation; - int r; - - if (output->initial_x != POSITION_UNSET) - continue; - position = xf86GetOptValString (output->options, - OPTION_POSITION); - /* - * Absolute position wins - */ - if (position) - { - int x, y; - if (sscanf (position, "%d %d", &x, &y) == 2) - { - output->initial_x = x; - output->initial_y = y; - } - else - { - xf86DrvMsg (scrn->scrnIndex, X_ERROR, - "Output %s position not of form \"x y\"\n", - output->name); - output->initial_x = output->initial_y = 0; - } - any_set = TRUE; - continue; - } - /* - * Next comes relative positions - */ - relation = 0; - relative_name = NULL; - for (r = 0; r < 4; r++) - { - relation = relations[r]; - relative_name = xf86GetOptValString (output->options, - relation); - if (relative_name) - break; - } - if (relative_name) - { - int or; - relative = NULL; - for (or = 0; or < config->num_output; or++) - { - xf86OutputPtr out_rel = config->output[or]; - XF86ConfMonitorPtr rel_mon = out_rel->conf_monitor; - - if (rel_mon) - { - if (xf86nameCompare (rel_mon->mon_identifier, - relative_name) == 0) - { - relative = config->output[or]; - break; - } - } - if (strcmp (out_rel->name, relative_name) == 0) - { - relative = config->output[or]; - break; - } - } - if (!relative) - { - xf86DrvMsg (scrn->scrnIndex, X_ERROR, - "Cannot position output %s relative to unknown output %s\n", - output->name, relative_name); - output->initial_x = 0; - output->initial_y = 0; - any_set = TRUE; - continue; - } - if (!modes[or]) - { - xf86DrvMsg (scrn->scrnIndex, X_ERROR, - "Cannot position output %s relative to output %s without modes\n", - output->name, relative_name); - output->initial_x = 0; - output->initial_y = 0; - any_set = TRUE; - continue; - } - if (relative->initial_x == POSITION_UNSET) - { - keep_going = TRUE; - continue; - } - output->initial_x = relative->initial_x; - output->initial_y = relative->initial_y; - switch (relation) { - case OPTION_BELOW: - output->initial_y += xf86ModeHeight (modes[or], relative->initial_rotation); - break; - case OPTION_RIGHT_OF: - output->initial_x += xf86ModeWidth (modes[or], relative->initial_rotation); - break; - case OPTION_ABOVE: - if (modes[o]) - output->initial_y -= xf86ModeHeight (modes[o], output->initial_rotation); - break; - case OPTION_LEFT_OF: - if (modes[o]) - output->initial_x -= xf86ModeWidth (modes[o], output->initial_rotation); - break; - default: - break; - } - any_set = TRUE; - continue; - } - - /* Nothing set, just stick them at 0,0 */ - output->initial_x = 0; - output->initial_y = 0; - any_set = TRUE; - } - if (!keep_going) - break; - if (!any_set) - { - for (o = 0; o < config->num_output; o++) - { - xf86OutputPtr output = config->output[o]; - if (output->initial_x == POSITION_UNSET) - { - xf86DrvMsg (scrn->scrnIndex, X_ERROR, - "Output position loop. Moving %s to 0,0\n", - output->name); - output->initial_x = output->initial_y = 0; - break; - } - } - } - } - - /* - * normalize positions - */ - min_x = 1000000; - min_y = 1000000; - for (o = 0; o < config->num_output; o++) - { - xf86OutputPtr output = config->output[o]; - - if (output->initial_x < min_x) - min_x = output->initial_x; - if (output->initial_y < min_y) - min_y = output->initial_y; - } - - for (o = 0; o < config->num_output; o++) - { - xf86OutputPtr output = config->output[o]; - - output->initial_x -= min_x; - output->initial_y -= min_y; - } - return TRUE; -} - -static void -xf86InitialPanning (ScrnInfoPtr scrn) -{ - xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(scrn); - int o; - - for (o = 0; o < config->num_output; o++) - { - xf86OutputPtr output = config->output[o]; - char *panning = xf86GetOptValString (output->options, OPTION_PANNING); - int width, height, left, top; - int track_width, track_height, track_left, track_top; - int brdr[4]; - - memset (&output->initialTotalArea, 0, sizeof(BoxRec)); - memset (&output->initialTrackingArea, 0, sizeof(BoxRec)); - memset (output->initialBorder, 0, 4*sizeof(INT16)); - - if (! panning) - continue; - - switch (sscanf (panning, "%dx%d+%d+%d/%dx%d+%d+%d/%d/%d/%d/%d", - &width, &height, &left, &top, - &track_width, &track_height, &track_left, &track_top, - &brdr[0], &brdr[1], &brdr[2], &brdr[3])) { - case 12: - output->initialBorder[0] = brdr[0]; - output->initialBorder[1] = brdr[1]; - output->initialBorder[2] = brdr[2]; - output->initialBorder[3] = brdr[3]; - /* fall through */ - case 8: - output->initialTrackingArea.x1 = track_left; - output->initialTrackingArea.y1 = track_top; - output->initialTrackingArea.x2 = track_left + track_width; - output->initialTrackingArea.y2 = track_top + track_height; - /* fall through */ - case 4: - output->initialTotalArea.x1 = left; - output->initialTotalArea.y1 = top; - /* fall through */ - case 2: - output->initialTotalArea.x2 = output->initialTotalArea.x1 + width; - output->initialTotalArea.y2 = output->initialTotalArea.y1 + height; - break; - default: - xf86DrvMsg (scrn->scrnIndex, X_ERROR, - "Broken panning specification '%s' for output %s in config file\n", - panning, output->name); - } - } -} - -/** Return - 0 + if a should be earlier, same or later than b in list - */ -static int -xf86ModeCompare (DisplayModePtr a, DisplayModePtr b) -{ - int diff; - - diff = ((b->type & M_T_PREFERRED) != 0) - ((a->type & M_T_PREFERRED) != 0); - if (diff) - return diff; - diff = b->HDisplay * b->VDisplay - a->HDisplay * a->VDisplay; - if (diff) - return diff; - diff = b->Clock - a->Clock; - return diff; -} - -/** - * Insertion sort input in-place and return the resulting head - */ -static DisplayModePtr -xf86SortModes (DisplayModePtr input) -{ - DisplayModePtr output = NULL, i, o, n, *op, prev; - - /* sort by preferred status and pixel area */ - while (input) - { - i = input; - input = input->next; - for (op = &output; (o = *op); op = &o->next) - if (xf86ModeCompare (o, i) > 0) - break; - i->next = *op; - *op = i; - } - /* prune identical modes */ - for (o = output; o && (n = o->next); o = n) - { - if (!strcmp (o->name, n->name) && xf86ModesEqual (o, n)) - { - o->next = n->next; - free(n->name); - free(n); - n = o; - } - } - /* hook up backward links */ - prev = NULL; - for (o = output; o; o = o->next) - { - o->prev = prev; - prev = o; - } - return output; -} - -static char * -preferredMode(ScrnInfoPtr pScrn, xf86OutputPtr output) -{ - char *preferred_mode = NULL; - - /* Check for a configured preference for a particular mode */ - preferred_mode = xf86GetOptValString (output->options, - OPTION_PREFERRED_MODE); - if (preferred_mode) - return preferred_mode; - - if (pScrn->display->modes && *pScrn->display->modes) - preferred_mode = *pScrn->display->modes; - - return preferred_mode; -} - -static void -GuessRangeFromModes(MonPtr mon, DisplayModePtr mode) -{ - if (!mon || !mode) - return; - - mon->nHsync = 1; - mon->hsync[0].lo = 1024.0; - mon->hsync[0].hi = 0.0; - - mon->nVrefresh = 1; - mon->vrefresh[0].lo = 1024.0; - mon->vrefresh[0].hi = 0.0; - - while (mode) { - if (!mode->HSync) - mode->HSync = ((float) mode->Clock ) / ((float) mode->HTotal); - - if (!mode->VRefresh) - mode->VRefresh = (1000.0 * ((float) mode->Clock)) / - ((float) (mode->HTotal * mode->VTotal)); - - if (mode->HSync < mon->hsync[0].lo) - mon->hsync[0].lo = mode->HSync; - - if (mode->HSync > mon->hsync[0].hi) - mon->hsync[0].hi = mode->HSync; - - if (mode->VRefresh < mon->vrefresh[0].lo) - mon->vrefresh[0].lo = mode->VRefresh; - - if (mode->VRefresh > mon->vrefresh[0].hi) - mon->vrefresh[0].hi = mode->VRefresh; - - mode = mode->next; - } - - /* stretch out the bottom to fit 640x480@60 */ - if (mon->hsync[0].lo > 31.0) - mon->hsync[0].lo = 31.0; - if (mon->vrefresh[0].lo > 58.0) - mon->vrefresh[0].lo = 58.0; -} - -enum det_monrec_source { - sync_config, sync_edid, sync_default -}; - -struct det_monrec_parameter { - MonRec *mon_rec; - int *max_clock; - Bool set_hsync; - Bool set_vrefresh; - enum det_monrec_source *sync_source; -}; - -static void handle_detailed_monrec(struct detailed_monitor_section *det_mon, - void *data) -{ - struct det_monrec_parameter *p; - p = (struct det_monrec_parameter *)data; - - if (det_mon->type == DS_RANGES) { - struct monitor_ranges *ranges = &det_mon->section.ranges; - if (p->set_hsync && ranges->max_h) { - p->mon_rec->hsync[p->mon_rec->nHsync].lo = ranges->min_h; - p->mon_rec->hsync[p->mon_rec->nHsync].hi = ranges->max_h; - p->mon_rec->nHsync++; - if (*p->sync_source == sync_default) - *p->sync_source = sync_edid; - } - if (p->set_vrefresh && ranges->max_v) { - p->mon_rec->vrefresh[p->mon_rec->nVrefresh].lo = ranges->min_v; - p->mon_rec->vrefresh[p->mon_rec->nVrefresh].hi = ranges->max_v; - p->mon_rec->nVrefresh++; - if (*p->sync_source == sync_default) - *p->sync_source = sync_edid; - } - if (ranges->max_clock * 1000 > *p->max_clock) - *p->max_clock = ranges->max_clock * 1000; - } -} - -void -xf86ProbeOutputModes (ScrnInfoPtr scrn, int maxX, int maxY) -{ - xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(scrn); - int o; - - /* When canGrow was TRUE in the initial configuration we have to - * compare against the maximum values so that we don't drop modes. - * When canGrow was FALSE, the maximum values would have been clamped - * anyway. - */ - if (maxX == 0 || maxY == 0) { - maxX = config->maxWidth; - maxY = config->maxHeight; - } - - /* Probe the list of modes for each output. */ - for (o = 0; o < config->num_output; o++) - { - xf86OutputPtr output = config->output[o]; - DisplayModePtr mode; - DisplayModePtr config_modes = NULL, output_modes, default_modes = NULL; - char *preferred_mode; - xf86MonPtr edid_monitor; - XF86ConfMonitorPtr conf_monitor; - MonRec mon_rec; - int min_clock = 0; - int max_clock = 0; - double clock; - Bool add_default_modes = xf86ReturnOptValBool(output->options, OPTION_DEFAULT_MODES, TRUE); - Bool debug_modes = config->debug_modes || - xf86Initialising; - enum det_monrec_source sync_source = sync_default; - - while (output->probed_modes != NULL) - xf86DeleteMode(&output->probed_modes, output->probed_modes); - - /* - * Check connection status - */ - output->status = (*output->funcs->detect)(output); - - if (output->status == XF86OutputStatusDisconnected && - !xf86ReturnOptValBool(output->options, OPTION_ENABLE, FALSE)) - { - xf86OutputSetEDID (output, NULL); - continue; - } - - memset (&mon_rec, '\0', sizeof (mon_rec)); - - conf_monitor = output->conf_monitor; - - if (conf_monitor) - { - int i; - - for (i = 0; i < conf_monitor->mon_n_hsync; i++) - { - mon_rec.hsync[mon_rec.nHsync].lo = conf_monitor->mon_hsync[i].lo; - mon_rec.hsync[mon_rec.nHsync].hi = conf_monitor->mon_hsync[i].hi; - mon_rec.nHsync++; - sync_source = sync_config; - } - for (i = 0; i < conf_monitor->mon_n_vrefresh; i++) - { - mon_rec.vrefresh[mon_rec.nVrefresh].lo = conf_monitor->mon_vrefresh[i].lo; - mon_rec.vrefresh[mon_rec.nVrefresh].hi = conf_monitor->mon_vrefresh[i].hi; - mon_rec.nVrefresh++; - sync_source = sync_config; - } - config_modes = xf86GetMonitorModes (scrn, conf_monitor); - } - - output_modes = (*output->funcs->get_modes) (output); - - edid_monitor = output->MonInfo; - - if (edid_monitor) - { - struct det_monrec_parameter p; - struct disp_features *features = &edid_monitor->features; - - /* if display is not continuous-frequency, don't add default modes */ - if (!GTF_SUPPORTED(features->msc)) - add_default_modes = FALSE; - - p.mon_rec = &mon_rec; - p.max_clock = &max_clock; - p.set_hsync = mon_rec.nHsync == 0; - p.set_vrefresh = mon_rec.nVrefresh == 0; - p.sync_source = &sync_source; - - xf86ForEachDetailedBlock(edid_monitor, - handle_detailed_monrec, - &p); - } - - if (xf86GetOptValFreq (output->options, OPTION_MIN_CLOCK, - OPTUNITS_KHZ, &clock)) - min_clock = (int) clock; - if (xf86GetOptValFreq (output->options, OPTION_MAX_CLOCK, - OPTUNITS_KHZ, &clock)) - max_clock = (int) clock; - - /* If we still don't have a sync range, guess wildly */ - if (!mon_rec.nHsync || !mon_rec.nVrefresh) - GuessRangeFromModes(&mon_rec, output_modes); - - /* - * These limits will end up setting a 1024x768@60Hz mode by default, - * which seems like a fairly good mode to use when nothing else is - * specified - */ - if (mon_rec.nHsync == 0) - { - mon_rec.hsync[0].lo = 31.0; - mon_rec.hsync[0].hi = 55.0; - mon_rec.nHsync = 1; - } - if (mon_rec.nVrefresh == 0) - { - mon_rec.vrefresh[0].lo = 58.0; - mon_rec.vrefresh[0].hi = 62.0; - mon_rec.nVrefresh = 1; - } - - if (add_default_modes) - default_modes = xf86GetDefaultModes (); - - /* - * If this is not an RB monitor, remove RB modes from the default - * pool. RB modes from the config or the monitor itself are fine. - */ - if (!mon_rec.reducedblanking) - xf86ValidateModesReducedBlanking (scrn, default_modes); - - if (sync_source == sync_config) - { - /* - * Check output and config modes against sync range from config file - */ - xf86ValidateModesSync (scrn, output_modes, &mon_rec); - xf86ValidateModesSync (scrn, config_modes, &mon_rec); - } - /* - * Check default modes against sync range - */ - xf86ValidateModesSync (scrn, default_modes, &mon_rec); - /* - * Check default modes against monitor max clock - */ - if (max_clock) { - xf86ValidateModesClocks(scrn, default_modes, - &min_clock, &max_clock, 1); - xf86ValidateModesClocks(scrn, output_modes, - &min_clock, &max_clock, 1); - } - - output->probed_modes = NULL; - output->probed_modes = xf86ModesAdd (output->probed_modes, config_modes); - output->probed_modes = xf86ModesAdd (output->probed_modes, output_modes); - output->probed_modes = xf86ModesAdd (output->probed_modes, default_modes); - - /* - * Check all modes against max size, interlace, and doublescan - */ - if (maxX && maxY) - xf86ValidateModesSize (scrn, output->probed_modes, - maxX, maxY, 0); - - { - int flags = (output->interlaceAllowed ? V_INTERLACE : 0) | - (output->doubleScanAllowed ? V_DBLSCAN : 0); - xf86ValidateModesFlags (scrn, output->probed_modes, flags); - } - - /* - * Check all modes against output - */ - for (mode = output->probed_modes; mode != NULL; mode = mode->next) - if (mode->status == MODE_OK) - mode->status = (*output->funcs->mode_valid)(output, mode); - - xf86PruneInvalidModes(scrn, &output->probed_modes, debug_modes); - - output->probed_modes = xf86SortModes (output->probed_modes); - - /* Check for a configured preference for a particular mode */ - preferred_mode = preferredMode(scrn, output); - - if (preferred_mode) - { - for (mode = output->probed_modes; mode; mode = mode->next) - { - if (!strcmp (preferred_mode, mode->name)) - { - if (mode != output->probed_modes) - { - if (mode->prev) - mode->prev->next = mode->next; - if (mode->next) - mode->next->prev = mode->prev; - mode->next = output->probed_modes; - output->probed_modes->prev = mode; - mode->prev = NULL; - output->probed_modes = mode; - } - mode->type |= (M_T_PREFERRED|M_T_USERPREF); - break; - } - } - } - - output->initial_rotation = xf86OutputInitialRotation (output); - - if (debug_modes) { - if (output->probed_modes != NULL) { - xf86DrvMsg(scrn->scrnIndex, X_INFO, - "Printing probed modes for output %s\n", - output->name); - } else { - xf86DrvMsg(scrn->scrnIndex, X_INFO, - "No remaining probed modes for output %s\n", - output->name); - } - } - for (mode = output->probed_modes; mode != NULL; mode = mode->next) - { - /* The code to choose the best mode per pipe later on will require - * VRefresh to be set. - */ - mode->VRefresh = xf86ModeVRefresh(mode); - xf86SetModeCrtc(mode, INTERLACE_HALVE_V); - - if (debug_modes) - xf86PrintModeline(scrn->scrnIndex, mode); - } - } -} - - -/** - * Copy one of the output mode lists to the ScrnInfo record - */ - -/* XXX where does this function belong? Here? */ -void -xf86RandR12GetOriginalVirtualSize(ScrnInfoPtr scrn, int *x, int *y); - -static DisplayModePtr -biggestMode(DisplayModePtr a, DisplayModePtr b) -{ - int A, B; - - if (!a) - return b; - if (!b) - return a; - - A = a->HDisplay * a->VDisplay; - B = b->HDisplay * b->VDisplay; - - if (A > B) - return a; - - return b; -} - -static xf86OutputPtr -SetCompatOutput(xf86CrtcConfigPtr config) -{ - xf86OutputPtr output = NULL, test = NULL; - DisplayModePtr maxmode = NULL, testmode, mode; - int o, compat = -1, count, mincount = 0; - - /* Look for one that's definitely connected */ - for (o = 0; o < config->num_output; o++) - { - test = config->output[o]; - if (!test->crtc) - continue; - if (test->status != XF86OutputStatusConnected) - continue; - if (!test->probed_modes) - continue; - - testmode = mode = test->probed_modes; - for (count = 0; mode; mode = mode->next, count++) - testmode = biggestMode(testmode, mode); - - if (!output) { - output = test; - compat = o; - maxmode = testmode; - mincount = count; - } else if (maxmode == biggestMode(maxmode, testmode)) { - output = test; - compat = o; - maxmode = testmode; - mincount = count; - } else if ((maxmode->HDisplay == testmode->HDisplay) && - (maxmode->VDisplay == testmode->VDisplay) && - count <= mincount) { - output = test; - compat = o; - maxmode = testmode; - mincount = count; - } - } - - /* If we didn't find one, take anything we can get */ - if (!output) - { - for (o = 0; o < config->num_output; o++) - { - test = config->output[o]; - if (!test->crtc) - continue; - if (!test->probed_modes) - continue; - - if (!output) { - output = test; - compat = o; - } else if (test->probed_modes->HDisplay < output->probed_modes->HDisplay) { - output = test; - compat = o; - } - } - } - - if (compat >= 0) { - config->compat_output = compat; - } else { - /* Don't change the compat output when no valid outputs found */ - output = config->output[config->compat_output]; - } - - return output; -} - -void -xf86SetScrnInfoModes (ScrnInfoPtr scrn) -{ - xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(scrn); - xf86OutputPtr output; - xf86CrtcPtr crtc; - DisplayModePtr last, mode = NULL; - - output = SetCompatOutput(config); - - if (!output) - return; /* punt */ - - crtc = output->crtc; - - /* Clear any existing modes from scrn->modes */ - while (scrn->modes != NULL) - xf86DeleteMode(&scrn->modes, scrn->modes); - - /* Set scrn->modes to the mode list for the 'compat' output */ - scrn->modes = xf86DuplicateModes(scrn, output->probed_modes); - - if (crtc) { - for (mode = scrn->modes; mode; mode = mode->next) - if (xf86ModesEqual (mode, &crtc->desiredMode)) - break; - } - - if (scrn->modes != NULL) { - /* For some reason, scrn->modes is circular, unlike the other mode - * lists. How great is that? - */ - for (last = scrn->modes; last && last->next; last = last->next) - ; - last->next = scrn->modes; - scrn->modes->prev = last; - if (mode) { - while (scrn->modes != mode) - scrn->modes = scrn->modes->next; - } - } - scrn->currentMode = scrn->modes; -#ifdef XFreeXDGA - if (scrn->pScreen) - _xf86_di_dga_reinit_internal(scrn->pScreen); -#endif -} - -static Bool -xf86CollectEnabledOutputs(ScrnInfoPtr scrn, xf86CrtcConfigPtr config, - Bool *enabled) -{ - Bool any_enabled = FALSE; - int o; - - for (o = 0; o < config->num_output; o++) - any_enabled |= enabled[o] = xf86OutputEnabled(config->output[o], TRUE); - - if (!any_enabled) { - xf86DrvMsg(scrn->scrnIndex, X_WARNING, - "No outputs definitely connected, trying again...\n"); - - for (o = 0; o < config->num_output; o++) - any_enabled |= enabled[o] = xf86OutputEnabled(config->output[o], FALSE); - } - - return any_enabled; -} - -static Bool -nextEnabledOutput(xf86CrtcConfigPtr config, Bool *enabled, int *index) -{ - int o = *index; - - for (o++; o < config->num_output; o++) { - if (enabled[o]) { - *index = o; - return TRUE; - } - } - - return FALSE; -} - -static Bool -aspectMatch(float a, float b) -{ - return fabs(1 - (a / b)) < 0.05; -} - -static DisplayModePtr -nextAspectMode(xf86OutputPtr o, DisplayModePtr last, float aspect) -{ - DisplayModePtr m = NULL; - - if (!o) - return NULL; - - if (!last) - m = o->probed_modes; - else - m = last->next; - - for (; m; m = m->next) - if (aspectMatch(aspect, (float)m->HDisplay / (float)m->VDisplay)) - return m; - - return NULL; -} - -static DisplayModePtr -bestModeForAspect(xf86CrtcConfigPtr config, Bool *enabled, float aspect) -{ - int o = -1, p; - DisplayModePtr mode = NULL, test = NULL, match = NULL; - - if (!nextEnabledOutput(config, enabled, &o)) - return NULL; - while ((mode = nextAspectMode(config->output[o], mode, aspect))) { - test = mode; - for (p = o; nextEnabledOutput(config, enabled, &p); ) { - test = xf86OutputFindClosestMode(config->output[p], mode); - if (!test) - break; - if (test->HDisplay != mode->HDisplay || - test->VDisplay != mode->VDisplay) { - test = NULL; - break; - } - } - - /* if we didn't match it on all outputs, try the next one */ - if (!test) - continue; - - /* if it's bigger than the last one, save it */ - if (!match || (test->HDisplay > match->HDisplay)) - match = test; - } - - /* return the biggest one found */ - return match; -} - -static Bool -xf86TargetPreferred(ScrnInfoPtr scrn, xf86CrtcConfigPtr config, - DisplayModePtr *modes, Bool *enabled, - int width, int height) -{ - int o, p; - int max_pref_width = 0, max_pref_height = 0; - DisplayModePtr *preferred, *preferred_match; - Bool ret = FALSE; - - preferred = xnfcalloc(config->num_output, sizeof(DisplayModePtr)); - preferred_match = xnfcalloc(config->num_output, sizeof(DisplayModePtr)); - - /* Check if the preferred mode is available on all outputs */ - for (p = -1; nextEnabledOutput(config, enabled, &p); ) { - Rotation r = config->output[p]->initial_rotation; - DisplayModePtr mode; - if ((preferred[p] = xf86OutputHasPreferredMode(config->output[p], - width, height))) { - int pref_width = xf86ModeWidth(preferred[p], r); - int pref_height = xf86ModeHeight(preferred[p], r); - Bool all_match = TRUE; - - for (o = -1; nextEnabledOutput(config, enabled, &o); ) { - Bool match = FALSE; - xf86OutputPtr output = config->output[o]; - if (o == p) - continue; - - for (mode = output->probed_modes; mode; mode = mode->next) { - Rotation r = output->initial_rotation; - if (xf86ModeWidth(mode, r) == pref_width && - xf86ModeHeight(mode, r) == pref_height) { - preferred[o] = mode; - match = TRUE; - } - } - - all_match &= match; - } - - if (all_match && - (pref_width*pref_height > max_pref_width*max_pref_height)) { - for (o = -1; nextEnabledOutput(config, enabled, &o); ) - preferred_match[o] = preferred[o]; - max_pref_width = pref_width; - max_pref_height = pref_height; - ret = TRUE; - } - } - } - - /* - * If there's no preferred mode, but only one monitor, pick the - * biggest mode for its aspect ratio, assuming one exists. - */ - if (!ret) do { - int i = 0; - float aspect = 0.0; - - /* count the number of enabled outputs */ - for (i = 0, p = -1; nextEnabledOutput(config, enabled, &p); i++) ; - - if (i != 1) - break; - - p = -1; - nextEnabledOutput(config, enabled, &p); - if (config->output[p]->mm_height) - aspect = (float)config->output[p]->mm_width / - (float)config->output[p]->mm_height; - - if (aspect) - preferred_match[p] = bestModeForAspect(config, enabled, aspect); - - if (preferred_match[p]) - ret = TRUE; - - } while (0); - - if (ret) { - /* oh good, there is a match. stash the selected modes and return. */ - memcpy(modes, preferred_match, - config->num_output * sizeof(DisplayModePtr)); - } - - free(preferred); - free(preferred_match); - return ret; -} - -static Bool -xf86TargetAspect(ScrnInfoPtr scrn, xf86CrtcConfigPtr config, - DisplayModePtr *modes, Bool *enabled, - int width, int height) -{ - int o; - float aspect = 0.0, *aspects; - xf86OutputPtr output; - Bool ret = FALSE; - DisplayModePtr guess = NULL, aspect_guess = NULL, base_guess = NULL; - - aspects = xnfcalloc(config->num_output, sizeof(float)); - - /* collect the aspect ratios */ - for (o = -1; nextEnabledOutput(config, enabled, &o); ) { - output = config->output[o]; - if (output->mm_height) - aspects[o] = (float)output->mm_width / (float)output->mm_height; - else - aspects[o] = 4.0 / 3.0; - } - - /* check that they're all the same */ - for (o = -1; nextEnabledOutput(config, enabled, &o); ) { - output = config->output[o]; - if (!aspect) { - aspect = aspects[o]; - } else if (!aspectMatch(aspect, aspects[o])) { - goto no_aspect_match; - } - } - - /* if they're all 4:3, just skip ahead and save effort */ - if (!aspectMatch(aspect, 4.0/3.0)) - aspect_guess = bestModeForAspect(config, enabled, aspect); - -no_aspect_match: - base_guess = bestModeForAspect(config, enabled, 4.0/3.0); - - guess = biggestMode(base_guess, aspect_guess); - - if (!guess) - goto out; - - /* found a mode that works everywhere, now apply it */ - for (o = -1; nextEnabledOutput(config, enabled, &o); ) { - modes[o] = xf86OutputFindClosestMode(config->output[o], guess); - } - ret = TRUE; - -out: - free(aspects); - return ret; -} - -static Bool -xf86TargetFallback(ScrnInfoPtr scrn, xf86CrtcConfigPtr config, - DisplayModePtr *modes, Bool *enabled, - int width, int height) -{ - DisplayModePtr target_mode = NULL; - Rotation target_rotation = RR_Rotate_0; - DisplayModePtr default_mode; - int default_preferred, target_preferred = 0, o; - - /* User preferred > preferred > other modes */ - for (o = -1; nextEnabledOutput(config, enabled, &o); ) { - default_mode = xf86DefaultMode (config->output[o], width, height); - if (!default_mode) - continue; - - default_preferred = (((default_mode->type & M_T_PREFERRED) != 0) + - ((default_mode->type & M_T_USERPREF) != 0)); - - if (default_preferred > target_preferred || !target_mode) { - target_mode = default_mode; - target_preferred = default_preferred; - target_rotation = config->output[o]->initial_rotation; - config->compat_output = o; - } - } - - if (target_mode) - modes[config->compat_output] = target_mode; - - /* Fill in other output modes */ - for (o = -1; nextEnabledOutput(config, enabled, &o); ) { - if (!modes[o]) - modes[o] = xf86ClosestMode(config->output[o], target_mode, - target_rotation, width, height); - } - - return target_mode != NULL; -} - -static Bool -xf86TargetUserpref(ScrnInfoPtr scrn, xf86CrtcConfigPtr config, - DisplayModePtr *modes, Bool *enabled, - int width, int height) -{ - int o; - - if (xf86UserConfiguredOutputs(scrn, modes)) - return xf86TargetFallback(scrn, config, modes, enabled, width, height); - - for (o = -1; nextEnabledOutput(config, enabled, &o); ) - if (xf86OutputHasUserPreferredMode(config->output[o])) - return - xf86TargetFallback(scrn, config, modes, enabled, width, height); - - return FALSE; -} - -static Bool -xf86CrtcSetInitialGamma(xf86CrtcPtr crtc, float gamma_red, float gamma_green, - float gamma_blue) -{ - int i, size = 256; - CARD16 *red, *green, *blue; - - red = malloc(3 * size * sizeof(CARD16)); - green = red + size; - blue = green + size; - - /* Only cause warning if user wanted gamma to be set. */ - if (!crtc->funcs->gamma_set && (gamma_red != 1.0 || gamma_green != 1.0 || gamma_blue != 1.0)) { - free(red); - return FALSE; - } else if (!crtc->funcs->gamma_set) { - free(red); - return TRUE; - } - - /* At this early stage none of the randr-interface stuff is up. - * So take the default gamma size for lack of something better. - */ - for (i = 0; i < size; i++) { - if (gamma_red == 1.0) - red[i] = i << 8; - else - red[i] = (CARD16)(pow((double)i/(double)(size - 1), - 1. / (double)gamma_red) * (double)(size - 1) * 256); - - if (gamma_green == 1.0) - green[i] = i << 8; - else - green[i] = (CARD16)(pow((double)i/(double)(size - 1), - 1. / (double)gamma_green) * (double)(size - 1) * 256); - - if (gamma_blue == 1.0) - blue[i] = i << 8; - else - blue[i] = (CARD16)(pow((double)i/(double)(size - 1), - 1. / (double)gamma_blue) * (double)(size - 1) * 256); - } - - /* Default size is 256, so anything else is failure. */ - if (size != crtc->gamma_size) { - free(red); - return FALSE; - } - - crtc->gamma_size = size; - memcpy (crtc->gamma_red, red, crtc->gamma_size * sizeof (CARD16)); - memcpy (crtc->gamma_green, green, crtc->gamma_size * sizeof (CARD16)); - memcpy (crtc->gamma_blue, blue, crtc->gamma_size * sizeof (CARD16)); - - /* Do not set gamma now, delay until the crtc is activated. */ - - free(red); - - return TRUE; -} - -static Bool -xf86OutputSetInitialGamma(xf86OutputPtr output) -{ - XF86ConfMonitorPtr mon = output->conf_monitor; - float gamma_red = 1.0, gamma_green = 1.0, gamma_blue = 1.0; - - if (!mon) - return TRUE; - - if (!output->crtc) - return FALSE; - - /* Get configured values, where they exist. */ - if (mon->mon_gamma_red >= GAMMA_MIN && - mon->mon_gamma_red <= GAMMA_MAX) - gamma_red = mon->mon_gamma_red; - - if (mon->mon_gamma_green >= GAMMA_MIN && - mon->mon_gamma_green <= GAMMA_MAX) - gamma_green = mon->mon_gamma_green; - - if (mon->mon_gamma_blue >= GAMMA_MIN && - mon->mon_gamma_blue <= GAMMA_MAX) - gamma_blue = mon->mon_gamma_blue; - - /* This avoids setting gamma 1.0 in case another cloned output on this crtc has a specific gamma. */ - if (gamma_red != 1.0 || gamma_green != 1.0 || gamma_blue != 1.0) { - xf86DrvMsg(output->scrn->scrnIndex, X_INFO, "Output %s wants gamma correction (%.1f, %.1f, %.1f)\n", output->name, gamma_red, gamma_green, gamma_blue); - return xf86CrtcSetInitialGamma(output->crtc, gamma_red, gamma_green, gamma_blue); - }else - return TRUE; -} - -/** - * Construct default screen configuration - * - * Given auto-detected (and, eventually, configured) values, - * construct a usable configuration for the system - * - * canGrow indicates that the driver can resize the screen to larger than its - * initially configured size via the config->funcs->resize hook. If TRUE, this - * function will set virtualX and virtualY to match the initial configuration - * and leave config->max{Width,Height} alone. If FALSE, it will bloat - * virtual[XY] to include the largest modes and set config->max{Width,Height} - * accordingly. - */ - -Bool -xf86InitialConfiguration (ScrnInfoPtr scrn, Bool canGrow) -{ - xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(scrn); - int o, c; - xf86CrtcPtr *crtcs; - DisplayModePtr *modes; - Bool *enabled; - int width, height; - int i = scrn->scrnIndex; - Bool have_outputs = TRUE; - Bool ret; - - /* Set up the device options */ - config->options = xnfalloc (sizeof (xf86DeviceOptions)); - memcpy (config->options, xf86DeviceOptions, sizeof (xf86DeviceOptions)); - xf86ProcessOptions (scrn->scrnIndex, - scrn->options, - config->options); - config->debug_modes = xf86ReturnOptValBool (config->options, - OPTION_MODEDEBUG, FALSE); - - if (scrn->display->virtualX) - width = scrn->display->virtualX; - else - width = config->maxWidth; - if (scrn->display->virtualY) - height = scrn->display->virtualY; - else - height = config->maxHeight; - - xf86ProbeOutputModes (scrn, width, height); - - crtcs = xnfcalloc (config->num_output, sizeof (xf86CrtcPtr)); - modes = xnfcalloc (config->num_output, sizeof (DisplayModePtr)); - enabled = xnfcalloc (config->num_output, sizeof (Bool)); - - ret = xf86CollectEnabledOutputs(scrn, config, enabled); - if (ret == FALSE && canGrow) { - xf86DrvMsg(i, X_WARNING, "Unable to find connected outputs - setting %dx%d initial framebuffer\n", - NO_OUTPUT_DEFAULT_WIDTH, NO_OUTPUT_DEFAULT_HEIGHT); - have_outputs = FALSE; - } else { - if (xf86TargetUserpref(scrn, config, modes, enabled, width, height)) - xf86DrvMsg(i, X_INFO, "Using user preference for initial modes\n"); - else if (xf86TargetPreferred(scrn, config, modes, enabled, width, height)) - xf86DrvMsg(i, X_INFO, "Using exact sizes for initial modes\n"); - else if (xf86TargetAspect(scrn, config, modes, enabled, width, height)) - xf86DrvMsg(i, X_INFO, "Using fuzzy aspect match for initial modes\n"); - else if (xf86TargetFallback(scrn, config, modes, enabled, width, height)) - xf86DrvMsg(i, X_INFO, "Using sloppy heuristic for initial modes\n"); - else - xf86DrvMsg(i, X_WARNING, "Unable to find initial modes\n"); - } - - for (o = -1; nextEnabledOutput(config, enabled, &o); ) { - if (!modes[o]) - xf86DrvMsg (scrn->scrnIndex, X_ERROR, - "Output %s enabled but has no modes\n", - config->output[o]->name); - else - xf86DrvMsg (scrn->scrnIndex, X_INFO, - "Output %s using initial mode %s\n", - config->output[o]->name, modes[o]->name); - } - - /* - * Set the position of each output - */ - if (!xf86InitialOutputPositions (scrn, modes)) - { - free(crtcs); - free(modes); - return FALSE; - } - - /* - * Set initial panning of each output - */ - xf86InitialPanning (scrn); - - /* - * Assign CRTCs to fit output configuration - */ - if (have_outputs && !xf86PickCrtcs (scrn, crtcs, modes, 0, width, height)) - { - free(crtcs); - free(modes); - return FALSE; - } - - /* XXX override xf86 common frame computation code */ - - scrn->display->frameX0 = 0; - scrn->display->frameY0 = 0; - - for (c = 0; c < config->num_crtc; c++) - { - xf86CrtcPtr crtc = config->crtc[c]; - - crtc->enabled = FALSE; - memset (&crtc->desiredMode, '\0', sizeof (crtc->desiredMode)); - /* Set default gamma for all crtc's. */ - /* This is done to avoid problems later on with cloned outputs. */ - xf86CrtcSetInitialGamma(crtc, 1.0, 1.0, 1.0); - } - - if (xf86_crtc_supports_gamma(scrn)) - xf86DrvMsg(scrn->scrnIndex, X_INFO, "Using default gamma of (1.0, 1.0, 1.0) unless otherwise stated.\n"); - - /* - * Set initial configuration - */ - for (o = 0; o < config->num_output; o++) - { - xf86OutputPtr output = config->output[o]; - DisplayModePtr mode = modes[o]; - xf86CrtcPtr crtc = crtcs[o]; - - if (mode && crtc) - { - crtc->desiredMode = *mode; - crtc->desiredRotation = output->initial_rotation; - crtc->desiredX = output->initial_x; - crtc->desiredY = output->initial_y; - crtc->desiredTransformPresent = FALSE; - crtc->enabled = TRUE; - memcpy (&crtc->panningTotalArea, &output->initialTotalArea, sizeof(BoxRec)); - memcpy (&crtc->panningTrackingArea, &output->initialTrackingArea, sizeof(BoxRec)); - memcpy (crtc->panningBorder, output->initialBorder, 4*sizeof(INT16)); - output->crtc = crtc; - if (!xf86OutputSetInitialGamma(output)) - xf86DrvMsg (scrn->scrnIndex, X_WARNING, "Initial gamma correction for output %s: failed.\n", output->name); - } else { - output->crtc = NULL; - } - } - - if (scrn->display->virtualX == 0) - { - /* - * Expand virtual size to cover the current config and potential mode - * switches, if the driver can't enlarge the screen later. - */ - xf86DefaultScreenLimits (scrn, &width, &height, canGrow); - - if (have_outputs == FALSE) { - if (width < NO_OUTPUT_DEFAULT_WIDTH && height < NO_OUTPUT_DEFAULT_HEIGHT) { - width = NO_OUTPUT_DEFAULT_WIDTH; - height = NO_OUTPUT_DEFAULT_HEIGHT; - } - } - - scrn->display->virtualX = width; - scrn->display->virtualY = height; - } - - if (width > scrn->virtualX) - scrn->virtualX = width; - if (height > scrn->virtualY) - scrn->virtualY = height; - - /* - * Make sure the configuration isn't too small. - */ - if (width < config->minWidth || height < config->minHeight) - return FALSE; - - /* - * Limit the crtc config to virtual[XY] if the driver can't grow the - * desktop. - */ - if (!canGrow) - { - xf86CrtcSetSizeRange (scrn, config->minWidth, config->minHeight, - width, height); - } - - if (have_outputs) { - /* Mirror output modes to scrn mode list */ - xf86SetScrnInfoModes (scrn); - } else { - /* Clear any existing modes from scrn->modes */ - while (scrn->modes != NULL) - xf86DeleteMode(&scrn->modes, scrn->modes); - scrn->modes = xf86ModesAdd(scrn->modes, - xf86CVTMode(width, height, 60, 0, 0)); - } - - - free(crtcs); - free(modes); - return TRUE; -} - -/* - * Check the CRTC we're going to map each output to vs. it's current - * CRTC. If they don't match, we have to disable the output and the CRTC - * since the driver will have to re-route things. - */ -static void -xf86PrepareOutputs (ScrnInfoPtr scrn) -{ - xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(scrn); - int o; - - for (o = 0; o < config->num_output; o++) { - xf86OutputPtr output = config->output[o]; -#if RANDR_GET_CRTC_INTERFACE - /* Disable outputs that are unused or will be re-routed */ - if (!output->funcs->get_crtc || - output->crtc != (*output->funcs->get_crtc)(output) || - output->crtc == NULL) -#endif - (*output->funcs->dpms)(output, DPMSModeOff); - } -} - -static void -xf86PrepareCrtcs (ScrnInfoPtr scrn) -{ - xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(scrn); - int c; - - for (c = 0; c < config->num_crtc; c++) { -#if RANDR_GET_CRTC_INTERFACE - xf86CrtcPtr crtc = config->crtc[c]; - xf86OutputPtr output = NULL; - uint32_t desired_outputs = 0, current_outputs = 0; - int o; - - for (o = 0; o < config->num_output; o++) { - output = config->output[o]; - if (output->crtc == crtc) - desired_outputs |= (1<funcs->get_crtc) { - desired_outputs = 0; - break; - } - if ((*output->funcs->get_crtc)(output) == crtc) - current_outputs |= (1<funcs->dpms)(crtc, DPMSModeOff); -#else - (*crtc->funcs->dpms)(crtc, DPMSModeOff); -#endif - } -} - -/* - * Using the desired mode information in each crtc, set - * modes (used in EnterVT functions, or at server startup) - */ - -Bool -xf86SetDesiredModes (ScrnInfoPtr scrn) -{ - xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(scrn); - xf86CrtcPtr crtc = config->crtc[0]; - int c; - - /* A driver with this hook will take care of this */ - if (!crtc->funcs->set_mode_major) { - xf86PrepareOutputs(scrn); - xf86PrepareCrtcs(scrn); - } - - for (c = 0; c < config->num_crtc; c++) - { - xf86OutputPtr output = NULL; - xf86CrtcSetRec set; - int o; - RRTransformPtr transform; - - crtc = config->crtc[c]; - - /* Skip disabled CRTCs */ - if (!crtc->enabled) - continue; - - if (xf86CompatOutput(scrn) && xf86CompatCrtc(scrn) == crtc) - output = xf86CompatOutput(scrn); - else - { - for (o = 0; o < config->num_output; o++) - if (config->output[o]->crtc == crtc) - { - output = config->output[o]; - break; - } - } - /* paranoia */ - if (!output) - continue; - - /* Mark that we'll need to re-set the mode for sure */ - memset(&crtc->mode, 0, sizeof(crtc->mode)); - if (!crtc->desiredMode.CrtcHDisplay) - { - DisplayModePtr mode = xf86OutputFindClosestMode (output, scrn->currentMode); - - if (!mode) - return FALSE; - crtc->desiredMode = *mode; - crtc->desiredRotation = RR_Rotate_0; - crtc->desiredTransformPresent = FALSE; - crtc->desiredX = 0; - crtc->desiredY = 0; - } - - if (crtc->desiredTransformPresent) - transform = &crtc->desiredTransform; - else - transform = NULL; - set.mode = &crtc->desiredMode; - set.rotation = crtc->desiredRotation; - set.transform = transform; - set.x = crtc->desiredX; - set.y = crtc->desiredY; - set.flags = (XF86CrtcSetMode | XF86CrtcSetOutput | - XF86CrtcSetOrigin | XF86CrtcSetTransform | - XF86CrtcSetRotation); - if (!xf86CrtcSet(crtc, &set)) - return FALSE; - } - - xf86DisableUnusedFunctions(scrn); - return TRUE; -} - -/** - * In the current world order, there are lists of modes per output, which may - * or may not include the mode that was asked to be set by XFree86's mode - * selection. Find the closest one, in the following preference order: - * - * - Equality - * - Closer in size to the requested mode, but no larger - * - Closer in refresh rate to the requested mode. - */ - -DisplayModePtr -xf86OutputFindClosestMode (xf86OutputPtr output, DisplayModePtr desired) -{ - DisplayModePtr best = NULL, scan = NULL; - - for (scan = output->probed_modes; scan != NULL; scan = scan->next) - { - /* If there's an exact match, we're done. */ - if (xf86ModesEqual(scan, desired)) { - best = desired; - break; - } - - /* Reject if it's larger than the desired mode. */ - if (scan->HDisplay > desired->HDisplay || - scan->VDisplay > desired->VDisplay) - { - continue; - } - - /* - * If we haven't picked a best mode yet, use the first - * one in the size range - */ - if (best == NULL) - { - best = scan; - continue; - } - - /* Find if it's closer to the right size than the current best - * option. - */ - if ((scan->HDisplay > best->HDisplay && - scan->VDisplay >= best->VDisplay) || - (scan->HDisplay >= best->HDisplay && - scan->VDisplay > best->VDisplay)) - { - best = scan; - continue; - } - - /* Find if it's still closer to the right refresh than the current - * best resolution. - */ - if (scan->HDisplay == best->HDisplay && - scan->VDisplay == best->VDisplay && - (fabs(scan->VRefresh - desired->VRefresh) < - fabs(best->VRefresh - desired->VRefresh))) { - best = scan; - } - } - return best; -} - -/** - * When setting a mode through XFree86-VidModeExtension or XFree86-DGA, - * take the specified mode and apply it to the crtc connected to the compat - * output. Then, find similar modes for the other outputs, as with the - * InitialConfiguration code above. The goal is to clone the desired - * mode across all outputs that are currently active. - */ - -Bool -xf86SetSingleMode (ScrnInfoPtr pScrn, DisplayModePtr desired, Rotation rotation) -{ - xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(pScrn); - Bool ok = TRUE; - xf86OutputPtr compat_output; - DisplayModePtr compat_mode = NULL; - int c; - - /* - * Let the compat output drive the final mode selection - */ - compat_output = xf86CompatOutput(pScrn); - if (compat_output) - compat_mode = xf86OutputFindClosestMode (compat_output, desired); - if (compat_mode) - desired = compat_mode; - - for (c = 0; c < config->num_crtc; c++) - { - xf86CrtcPtr crtc = config->crtc[c]; - DisplayModePtr crtc_mode = NULL; - int o; - xf86CrtcSetRec set; - - if (!crtc->enabled) - continue; - - for (o = 0; o < config->num_output; o++) - { - xf86OutputPtr output = config->output[o]; - DisplayModePtr output_mode; - - /* skip outputs not on this crtc */ - if (output->crtc != crtc) - continue; - - if (crtc_mode) - { - output_mode = xf86OutputFindClosestMode (output, crtc_mode); - if (output_mode != crtc_mode) - output->crtc = NULL; - } - else - crtc_mode = xf86OutputFindClosestMode (output, desired); - } - if (!crtc_mode) - { - crtc->enabled = FALSE; - continue; - } - set.mode = crtc_mode; - set.rotation = rotation; - set.transform = NULL; - set.x = 0; - set.y = 0; - set.flags = (XF86CrtcSetMode | XF86CrtcSetOutput | - XF86CrtcSetOrigin | XF86CrtcSetTransform | - XF86CrtcSetRotation); - if (!xf86CrtcSet (crtc, &set)) - ok = FALSE; - else - { - crtc->desiredMode = *crtc_mode; - crtc->desiredRotation = rotation; - crtc->desiredTransformPresent = FALSE; - crtc->desiredX = 0; - crtc->desiredY = 0; - } - } - xf86DisableUnusedFunctions(pScrn); -#ifdef RANDR_12_INTERFACE - xf86RandR12TellChanged (pScrn->pScreen); -#endif - return ok; -} - - -/** - * Set the DPMS power mode of all outputs and CRTCs. - * - * If the new mode is off, it will turn off outputs and then CRTCs. - * Otherwise, it will affect CRTCs before outputs. - */ -void -xf86DPMSSet(ScrnInfoPtr scrn, int mode, int flags) -{ - xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(scrn); - int i; - - if (!scrn->vtSema) - return; - - if (mode == DPMSModeOff) { - for (i = 0; i < config->num_output; i++) { - xf86OutputPtr output = config->output[i]; - if (output->crtc != NULL) - (*output->funcs->dpms) (output, mode); - } - } - - for (i = 0; i < config->num_crtc; i++) { - xf86CrtcPtr crtc = config->crtc[i]; - if (crtc->enabled) - (*crtc->funcs->dpms) (crtc, mode); - } - - if (mode != DPMSModeOff) { - for (i = 0; i < config->num_output; i++) { - xf86OutputPtr output = config->output[i]; - if (output->crtc != NULL) - (*output->funcs->dpms) (output, mode); - } - } -} - -/** - * Implement the screensaver by just calling down into the driver DPMS hooks. - * - * Even for monitors with no DPMS support, by the definition of our DPMS hooks, - * the outputs will still get disabled (blanked). - */ -Bool -xf86SaveScreen(ScreenPtr pScreen, int mode) -{ - ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum]; - - if (xf86IsUnblank(mode)) - xf86DPMSSet(pScrn, DPMSModeOn, 0); - else - xf86DPMSSet(pScrn, DPMSModeOff, 0); - - return TRUE; -} - -/** - * Disable all inactive crtcs and outputs - */ -void -xf86DisableUnusedFunctions(ScrnInfoPtr pScrn) -{ - xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(pScrn); - int o, c; - - for (o = 0; o < xf86_config->num_output; o++) - { - xf86OutputPtr output = xf86_config->output[o]; - if (!output->crtc) - (*output->funcs->dpms)(output, DPMSModeOff); - } - - for (c = 0; c < xf86_config->num_crtc; c++) - { - xf86CrtcPtr crtc = xf86_config->crtc[c]; - - if (!crtc->enabled) - { - crtc->funcs->dpms(crtc, DPMSModeOff); - memset(&crtc->mode, 0, sizeof(crtc->mode)); - xf86RotateDestroy(crtc); - crtc->active = FALSE; - } - } - if (pScrn->pScreen) - xf86_crtc_notify(pScrn->pScreen); - if (pScrn->ModeSet) - pScrn->ModeSet(pScrn); -} - -#ifdef RANDR_12_INTERFACE - -#define EDID_ATOM_NAME "EDID" - -/** - * Set the RandR EDID property - */ -static void -xf86OutputSetEDIDProperty (xf86OutputPtr output, void *data, int data_len) -{ - Atom edid_atom = MakeAtom(EDID_ATOM_NAME, sizeof(EDID_ATOM_NAME) - 1, TRUE); - - /* This may get called before the RandR resources have been created */ - if (output->randr_output == NULL) - return; - - if (data_len != 0) { - RRChangeOutputProperty(output->randr_output, edid_atom, XA_INTEGER, 8, - PropModeReplace, data_len, data, FALSE, TRUE); - } else { - RRDeleteOutputProperty(output->randr_output, edid_atom); - } -} - -#endif - -/* Pull out a phyiscal size from a detailed timing if available. */ -struct det_phySize_parameter { - xf86OutputPtr output; - ddc_quirk_t quirks; - Bool ret; -}; - -static void handle_detailed_physical_size(struct detailed_monitor_section - *det_mon, void *data) -{ - struct det_phySize_parameter *p; - p = (struct det_phySize_parameter *)data; - - if (p->ret == TRUE ) - return ; - - xf86DetTimingApplyQuirks(det_mon, p->quirks, - p->output->MonInfo->features.hsize, - p->output->MonInfo->features.vsize); - if (det_mon->type == DT && - det_mon->section.d_timings.h_size != 0 && - det_mon->section.d_timings.v_size != 0) { - - p->output->mm_width = det_mon->section.d_timings.h_size; - p->output->mm_height = det_mon->section.d_timings.v_size; - p->ret = TRUE; - } -} - -/** - * Set the EDID information for the specified output - */ -void -xf86OutputSetEDID (xf86OutputPtr output, xf86MonPtr edid_mon) -{ - ScrnInfoPtr scrn = output->scrn; - xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(scrn); - Bool debug_modes = config->debug_modes || xf86Initialising; -#ifdef RANDR_12_INTERFACE - int size; -#endif - - free(output->MonInfo); - - output->MonInfo = edid_mon; - output->mm_width = 0; - output->mm_height = 0; - - if (debug_modes) { - xf86DrvMsg(scrn->scrnIndex, X_INFO, "EDID for output %s\n", - output->name); - xf86PrintEDID(edid_mon); - } - - /* Set the DDC properties for the 'compat' output */ - if (output == xf86CompatOutput(scrn)) - xf86SetDDCproperties(scrn, edid_mon); - -#ifdef RANDR_12_INTERFACE - /* Set the RandR output properties */ - size = 0; - if (edid_mon) - { - if (edid_mon->ver.version == 1) { - size = 128; - if (edid_mon->flags & EDID_COMPLETE_RAWDATA) - size += edid_mon->no_sections * 128; - } else if (edid_mon->ver.version == 2) - size = 256; - } - xf86OutputSetEDIDProperty (output, edid_mon ? edid_mon->rawData : NULL, size); -#endif - - if (edid_mon) { - - struct det_phySize_parameter p; - p.output = output; - p.quirks = xf86DDCDetectQuirks(scrn->scrnIndex,edid_mon, FALSE); - p.ret = FALSE; - xf86ForEachDetailedBlock(edid_mon, - handle_detailed_physical_size, &p); - - /* if no mm size is available from a detailed timing, check the max size field */ - if ((!output->mm_width || !output->mm_height) && - (edid_mon->features.hsize && edid_mon->features.vsize)) - { - output->mm_width = edid_mon->features.hsize * 10; - output->mm_height = edid_mon->features.vsize * 10; - } - } -} - -/** - * Return the list of modes supported by the EDID information - * stored in 'output' - */ -DisplayModePtr -xf86OutputGetEDIDModes (xf86OutputPtr output) -{ - ScrnInfoPtr scrn = output->scrn; - xf86MonPtr edid_mon = output->MonInfo; - - if (!edid_mon) - return NULL; - return xf86DDCGetModes(scrn->scrnIndex, edid_mon); -} - -/* maybe we should care about DDC1? meh. */ -xf86MonPtr -xf86OutputGetEDID (xf86OutputPtr output, I2CBusPtr pDDCBus) -{ - ScrnInfoPtr scrn = output->scrn; - xf86MonPtr mon; - - mon = xf86DoEEDID(scrn->scrnIndex, pDDCBus, TRUE); - if (mon) - xf86DDCApplyQuirks(scrn->scrnIndex, mon); - - return mon; -} - -static char *_xf86ConnectorNames[] = { - "None", "VGA", "DVI-I", "DVI-D", - "DVI-A", "Composite", "S-Video", - "Component", "LFP", "Proprietary", - "HDMI", "DisplayPort", - }; -char * -xf86ConnectorGetName(xf86ConnectorType connector) -{ - return _xf86ConnectorNames[connector]; -} - -static void -x86_crtc_box_intersect(BoxPtr dest, BoxPtr a, BoxPtr b) -{ - dest->x1 = a->x1 > b->x1 ? a->x1 : b->x1; - dest->x2 = a->x2 < b->x2 ? a->x2 : b->x2; - dest->y1 = a->y1 > b->y1 ? a->y1 : b->y1; - dest->y2 = a->y2 < b->y2 ? a->y2 : b->y2; - - if (dest->x1 >= dest->x2 || dest->y1 >= dest->y2) - dest->x1 = dest->x2 = dest->y1 = dest->y2 = 0; -} - -static void -x86_crtc_box(xf86CrtcPtr crtc, BoxPtr crtc_box) -{ - if (crtc->enabled) { - crtc_box->x1 = crtc->x; - crtc_box->x2 = crtc->x + xf86ModeWidth(&crtc->mode, crtc->rotation); - crtc_box->y1 = crtc->y; - crtc_box->y2 = crtc->y + xf86ModeHeight(&crtc->mode, crtc->rotation); - } else - crtc_box->x1 = crtc_box->x2 = crtc_box->y1 = crtc_box->y2 = 0; -} - -static int -xf86_crtc_box_area(BoxPtr box) -{ - return (int) (box->x2 - box->x1) * (int) (box->y2 - box->y1); -} - -/* - * Return the crtc covering 'box'. If two crtcs cover a portion of - * 'box', then prefer 'desired'. If 'desired' is NULL, then prefer the crtc - * with greater coverage - */ - -static xf86CrtcPtr -xf86_covering_crtc(ScrnInfoPtr pScrn, - BoxPtr box, - xf86CrtcPtr desired, - BoxPtr crtc_box_ret) -{ - xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(pScrn); - xf86CrtcPtr crtc, best_crtc; - int coverage, best_coverage; - int c; - BoxRec crtc_box, cover_box; - - best_crtc = NULL; - best_coverage = 0; - crtc_box_ret->x1 = 0; - crtc_box_ret->x2 = 0; - crtc_box_ret->y1 = 0; - crtc_box_ret->y2 = 0; - for (c = 0; c < xf86_config->num_crtc; c++) { - crtc = xf86_config->crtc[c]; - x86_crtc_box(crtc, &crtc_box); - x86_crtc_box_intersect(&cover_box, &crtc_box, box); - coverage = xf86_crtc_box_area(&cover_box); - if (coverage && crtc == desired) { - *crtc_box_ret = crtc_box; - return crtc; - } else if (coverage > best_coverage) { - *crtc_box_ret = crtc_box; - best_crtc = crtc; - best_coverage = coverage; - } - } - return best_crtc; -} - -/* - * For overlay video, compute the relevant CRTC and - * clip video to that. - * - * returning FALSE means there was a memory failure of some kind, - * not that the video shouldn't be displayed - */ - -Bool -xf86_crtc_clip_video_helper(ScrnInfoPtr pScrn, - xf86CrtcPtr *crtc_ret, - xf86CrtcPtr desired_crtc, - BoxPtr dst, - INT32 *xa, - INT32 *xb, - INT32 *ya, - INT32 *yb, - RegionPtr reg, - INT32 width, - INT32 height) -{ - Bool ret; - RegionRec crtc_region_local; - RegionPtr crtc_region = reg; - - if (crtc_ret) { - BoxRec crtc_box; - xf86CrtcPtr crtc = xf86_covering_crtc(pScrn, dst, - desired_crtc, - &crtc_box); - - if (crtc) { - RegionInit(&crtc_region_local, &crtc_box, 1); - crtc_region = &crtc_region_local; - RegionIntersect(crtc_region, crtc_region, reg); - } - *crtc_ret = crtc; - } - - ret = xf86XVClipVideoHelper(dst, xa, xb, ya, yb, - crtc_region, width, height); - - if (crtc_region != reg) - RegionUninit(&crtc_region_local); - - return ret; -} - -xf86_crtc_notify_proc_ptr -xf86_wrap_crtc_notify (ScreenPtr screen, xf86_crtc_notify_proc_ptr new) -{ - if (xf86CrtcConfigPrivateIndex != -1) - { - ScrnInfoPtr scrn = xf86Screens[screen->myNum]; - xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(scrn); - xf86_crtc_notify_proc_ptr old; - - old = config->xf86_crtc_notify; - config->xf86_crtc_notify = new; - return old; - } - return NULL; -} - -void -xf86_unwrap_crtc_notify(ScreenPtr screen, xf86_crtc_notify_proc_ptr old) -{ - if (xf86CrtcConfigPrivateIndex != -1) - { - ScrnInfoPtr scrn = xf86Screens[screen->myNum]; - xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(scrn); - - config->xf86_crtc_notify = old; - } -} - -void -xf86_crtc_notify(ScreenPtr screen) -{ - ScrnInfoPtr scrn = xf86Screens[screen->myNum]; - xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(scrn); - - if (config->xf86_crtc_notify) - config->xf86_crtc_notify(screen); -} - -Bool -xf86_crtc_supports_gamma(ScrnInfoPtr pScrn) -{ - if (xf86CrtcConfigPrivateIndex != -1) { - xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(pScrn); - xf86CrtcPtr crtc; - - /* for multiple drivers loaded we need this */ - if (!xf86_config) - return FALSE; - if (xf86_config->num_crtc == 0) - return FALSE; - crtc = xf86_config->crtc[0]; - - return crtc->funcs->gamma_set != NULL; - } - - return FALSE; -} +/* + * Copyright © 2006 Keith Packard + * Copyright © 2008 Red Hat, Inc. + * + * Permission to use, copy, modify, distribute, and sell this software and its + * documentation for any purpose is hereby granted without fee, provided that + * the above copyright notice appear in all copies and that both that copyright + * notice and this permission notice appear in supporting documentation, and + * that the name of the copyright holders not be used in advertising or + * publicity pertaining to distribution of the software without specific, + * written prior permission. The copyright holders make no representations + * about the suitability of this software for any purpose. It is provided "as + * is" without express or implied warranty. + * + * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, + * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO + * EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR + * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, + * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER + * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE + * OF THIS SOFTWARE. + */ + +#ifdef HAVE_XORG_CONFIG_H +#include +#else +#ifdef HAVE_CONFIG_H +#include +#endif +#endif + +#include +#include +#include + +#include "xf86.h" +#include "xf86DDC.h" +#include "xf86Crtc.h" +#include "xf86Modes.h" +#include "xf86Priv.h" +#include "xf86RandR12.h" +#include "X11/extensions/render.h" +#include "X11/extensions/dpmsconst.h" +#include "X11/Xatom.h" +#include "picturestr.h" + +#include "xf86xv.h" + +#define NO_OUTPUT_DEFAULT_WIDTH 1024 +#define NO_OUTPUT_DEFAULT_HEIGHT 768 +/* + * Initialize xf86CrtcConfig structure + */ + +int xf86CrtcConfigPrivateIndex = -1; + +void +xf86CrtcConfigInit (ScrnInfoPtr scrn, + const xf86CrtcConfigFuncsRec *funcs) +{ + xf86CrtcConfigPtr config; + + if (xf86CrtcConfigPrivateIndex == -1) + xf86CrtcConfigPrivateIndex = xf86AllocateScrnInfoPrivateIndex(); + config = xnfcalloc (1, sizeof (xf86CrtcConfigRec)); + + config->funcs = funcs; + + scrn->privates[xf86CrtcConfigPrivateIndex].ptr = config; +} + +void +xf86CrtcSetSizeRange (ScrnInfoPtr scrn, + int minWidth, int minHeight, + int maxWidth, int maxHeight) +{ + xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(scrn); + + config->minWidth = minWidth; + config->minHeight = minHeight; + config->maxWidth = maxWidth; + config->maxHeight = maxHeight; +} + +/* + * Crtc functions + */ +xf86CrtcPtr +xf86CrtcCreate (ScrnInfoPtr scrn, + const xf86CrtcFuncsRec *funcs) +{ + xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(scrn); + xf86CrtcPtr crtc, *crtcs; + + crtc = calloc(sizeof (xf86CrtcRec), 1); + if (!crtc) + return NULL; + crtc->version = XF86_CRTC_VERSION; + crtc->scrn = scrn; + crtc->funcs = funcs; +#ifdef RANDR_12_INTERFACE + crtc->randr_crtc = NULL; +#endif + crtc->rotation = RR_Rotate_0; + crtc->desiredRotation = RR_Rotate_0; + pixman_transform_init_identity (&crtc->crtc_to_framebuffer); + pixman_f_transform_init_identity (&crtc->f_crtc_to_framebuffer); + pixman_f_transform_init_identity (&crtc->f_framebuffer_to_crtc); + crtc->filter = NULL; + crtc->params = NULL; + crtc->nparams = 0; + crtc->filter_width = 0; + crtc->filter_height = 0; + crtc->transform_in_use = FALSE; + crtc->transformPresent = FALSE; + crtc->desiredTransformPresent = FALSE; + memset (&crtc->bounds, '\0', sizeof (crtc->bounds)); + + /* Preallocate gamma at a sensible size. */ + crtc->gamma_size = 256; + crtc->gamma_red = malloc(3 * crtc->gamma_size * sizeof (CARD16)); + if (!crtc->gamma_red) { + free(crtc); + return NULL; + } + crtc->gamma_green = crtc->gamma_red + crtc->gamma_size; + crtc->gamma_blue = crtc->gamma_green + crtc->gamma_size; + + if (xf86_config->crtc) + crtcs = realloc(xf86_config->crtc, + (xf86_config->num_crtc + 1) * sizeof (xf86CrtcPtr)); + else + crtcs = malloc((xf86_config->num_crtc + 1) * sizeof (xf86CrtcPtr)); + if (!crtcs) + { + free(crtc); + return NULL; + } + xf86_config->crtc = crtcs; + xf86_config->crtc[xf86_config->num_crtc++] = crtc; + return crtc; +} + +void +xf86CrtcDestroy (xf86CrtcPtr crtc) +{ + xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(crtc->scrn); + int c; + + (*crtc->funcs->destroy) (crtc); + for (c = 0; c < xf86_config->num_crtc; c++) + if (xf86_config->crtc[c] == crtc) + { + memmove (&xf86_config->crtc[c], + &xf86_config->crtc[c+1], + ((xf86_config->num_crtc - (c + 1)) * sizeof(void*))); + xf86_config->num_crtc--; + break; + } + free(crtc->params); + free(crtc->gamma_red); + free(crtc); +} + + +/** + * Return whether any outputs are connected to the specified pipe + */ + +Bool +xf86CrtcInUse (xf86CrtcPtr crtc) +{ + ScrnInfoPtr pScrn = crtc->scrn; + xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(pScrn); + int o; + + for (o = 0; o < xf86_config->num_output; o++) + if (xf86_config->output[o]->crtc == crtc) + return TRUE; + return FALSE; +} + +void +xf86CrtcSetScreenSubpixelOrder (ScreenPtr pScreen) +{ + int subpixel_order = SubPixelUnknown; + Bool has_none = FALSE; + ScrnInfoPtr scrn = xf86Screens[pScreen->myNum]; + xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(scrn); + int c, o; + + for (c = 0; c < xf86_config->num_crtc; c++) + { + xf86CrtcPtr crtc = xf86_config->crtc[c]; + + for (o = 0; o < xf86_config->num_output; o++) + { + xf86OutputPtr output = xf86_config->output[o]; + + if (output->crtc == crtc) + { + switch (output->subpixel_order) { + case SubPixelNone: + has_none = TRUE; + break; + case SubPixelUnknown: + break; + default: + subpixel_order = output->subpixel_order; + break; + } + } + if (subpixel_order != SubPixelUnknown) + break; + } + if (subpixel_order != SubPixelUnknown) + { + static const int circle[4] = { + SubPixelHorizontalRGB, + SubPixelVerticalRGB, + SubPixelHorizontalBGR, + SubPixelVerticalBGR, + }; + int rotate; + int c; + for (rotate = 0; rotate < 4; rotate++) + if (crtc->rotation & (1 << rotate)) + break; + for (c = 0; c < 4; c++) + if (circle[c] == subpixel_order) + break; + c = (c + rotate) & 0x3; + if ((crtc->rotation & RR_Reflect_X) && !(c & 1)) + c ^= 2; + if ((crtc->rotation & RR_Reflect_Y) && (c & 1)) + c ^= 2; + subpixel_order = circle[c]; + break; + } + } + if (subpixel_order == SubPixelUnknown && has_none) + subpixel_order = SubPixelNone; + PictureSetSubpixelOrder (pScreen, subpixel_order); +} + +/** + * Sets the given video mode on the given crtc + */ +Bool +xf86CrtcSetModeTransform (xf86CrtcPtr crtc, DisplayModePtr mode, Rotation rotation, + RRTransformPtr transform, int x, int y) +{ + ScrnInfoPtr scrn = crtc->scrn; + xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(scrn); + int i; + Bool ret = FALSE; + Bool didLock = FALSE; + DisplayModePtr adjusted_mode; + DisplayModeRec saved_mode; + int saved_x, saved_y; + Rotation saved_rotation; + RRTransformRec saved_transform; + Bool saved_transform_present; + + crtc->enabled = xf86CrtcInUse (crtc); + + /* We only hit this if someone explicitly sends a "disabled" modeset. */ + if (!crtc->enabled) + { + /* Check everything for stuff that should be off. */ + xf86DisableUnusedFunctions(scrn); + return TRUE; + } + + adjusted_mode = xf86DuplicateMode(mode); + + + saved_mode = crtc->mode; + saved_x = crtc->x; + saved_y = crtc->y; + saved_rotation = crtc->rotation; + if (crtc->transformPresent) { + RRTransformInit (&saved_transform); + RRTransformCopy (&saved_transform, &crtc->transform); + } + saved_transform_present = crtc->transformPresent; + + /* Update crtc values up front so the driver can rely on them for mode + * setting. + */ + crtc->mode = *mode; + crtc->x = x; + crtc->y = y; + crtc->rotation = rotation; + if (transform) { + RRTransformCopy (&crtc->transform, transform); + crtc->transformPresent = TRUE; + } else + crtc->transformPresent = FALSE; + + if (crtc->funcs->set_mode_major) { + ret = crtc->funcs->set_mode_major(crtc, mode, rotation, x, y); + goto done; + } + + didLock = crtc->funcs->lock (crtc); + /* Pass our mode to the outputs and the CRTC to give them a chance to + * adjust it according to limitations or output properties, and also + * a chance to reject the mode entirely. + */ + for (i = 0; i < xf86_config->num_output; i++) { + xf86OutputPtr output = xf86_config->output[i]; + + if (output->crtc != crtc) + continue; + + if (!output->funcs->mode_fixup(output, mode, adjusted_mode)) { + goto done; + } + } + + if (!crtc->funcs->mode_fixup(crtc, mode, adjusted_mode)) { + goto done; + } + + if (!xf86CrtcRotate (crtc)) + goto done; + + /* Prepare the outputs and CRTCs before setting the mode. */ + for (i = 0; i < xf86_config->num_output; i++) { + xf86OutputPtr output = xf86_config->output[i]; + + if (output->crtc != crtc) + continue; + + /* Disable the output as the first thing we do. */ + output->funcs->prepare(output); + } + + crtc->funcs->prepare(crtc); + + /* Set up the DPLL and any output state that needs to adjust or depend + * on the DPLL. + */ + crtc->funcs->mode_set(crtc, mode, adjusted_mode, crtc->x, crtc->y); + for (i = 0; i < xf86_config->num_output; i++) + { + xf86OutputPtr output = xf86_config->output[i]; + if (output->crtc == crtc) + output->funcs->mode_set(output, mode, adjusted_mode); + } + + /* Only upload when needed, to avoid unneeded delays. */ + if (!crtc->active && crtc->funcs->gamma_set) + crtc->funcs->gamma_set(crtc, crtc->gamma_red, crtc->gamma_green, + crtc->gamma_blue, crtc->gamma_size); + + /* Now, enable the clocks, plane, pipe, and outputs that we set up. */ + crtc->funcs->commit(crtc); + for (i = 0; i < xf86_config->num_output; i++) + { + xf86OutputPtr output = xf86_config->output[i]; + if (output->crtc == crtc) + output->funcs->commit(output); + } + + ret = TRUE; + +done: + if (ret) { + crtc->active = TRUE; + if (scrn->pScreen) + xf86CrtcSetScreenSubpixelOrder (scrn->pScreen); + if (scrn->ModeSet) + scrn->ModeSet(scrn); + } else { + crtc->x = saved_x; + crtc->y = saved_y; + crtc->rotation = saved_rotation; + crtc->mode = saved_mode; + if (saved_transform_present) + RRTransformCopy (&crtc->transform, &saved_transform); + crtc->transformPresent = saved_transform_present; + } + + free(adjusted_mode->name); + free(adjusted_mode); + + if (didLock) + crtc->funcs->unlock (crtc); + + return ret; +} + +/** + * Sets the given video mode on the given crtc, but without providing + * a transform + */ +Bool +xf86CrtcSetMode (xf86CrtcPtr crtc, DisplayModePtr mode, Rotation rotation, + int x, int y) +{ + return xf86CrtcSetModeTransform (crtc, mode, rotation, NULL, x, y); +} + +/** + * Pans the screen, does not change the mode + */ +void +xf86CrtcSetOrigin (xf86CrtcPtr crtc, int x, int y) +{ + ScrnInfoPtr scrn = crtc->scrn; + + crtc->x = x; + crtc->y = y; + if (crtc->funcs->set_origin) { + if (!xf86CrtcRotate (crtc)) + return; + crtc->funcs->set_origin (crtc, x, y); + if (scrn->ModeSet) + scrn->ModeSet(scrn); + } + else + xf86CrtcSetMode (crtc, &crtc->mode, crtc->rotation, x, y); +} + +/* + * Output functions + */ + +extern XF86ConfigPtr xf86configptr; + +typedef enum { + OPTION_PREFERRED_MODE, + OPTION_POSITION, + OPTION_BELOW, + OPTION_RIGHT_OF, + OPTION_ABOVE, + OPTION_LEFT_OF, + OPTION_ENABLE, + OPTION_DISABLE, + OPTION_MIN_CLOCK, + OPTION_MAX_CLOCK, + OPTION_IGNORE, + OPTION_ROTATE, + OPTION_PANNING, + OPTION_PRIMARY, + OPTION_DEFAULT_MODES, +} OutputOpts; + +static OptionInfoRec xf86OutputOptions[] = { + {OPTION_PREFERRED_MODE, "PreferredMode", OPTV_STRING, {0}, FALSE }, + {OPTION_POSITION, "Position", OPTV_STRING, {0}, FALSE }, + {OPTION_BELOW, "Below", OPTV_STRING, {0}, FALSE }, + {OPTION_RIGHT_OF, "RightOf", OPTV_STRING, {0}, FALSE }, + {OPTION_ABOVE, "Above", OPTV_STRING, {0}, FALSE }, + {OPTION_LEFT_OF, "LeftOf", OPTV_STRING, {0}, FALSE }, + {OPTION_ENABLE, "Enable", OPTV_BOOLEAN, {0}, FALSE }, + {OPTION_DISABLE, "Disable", OPTV_BOOLEAN, {0}, FALSE }, + {OPTION_MIN_CLOCK, "MinClock", OPTV_FREQ, {0}, FALSE }, + {OPTION_MAX_CLOCK, "MaxClock", OPTV_FREQ, {0}, FALSE }, + {OPTION_IGNORE, "Ignore", OPTV_BOOLEAN, {0}, FALSE }, + {OPTION_ROTATE, "Rotate", OPTV_STRING, {0}, FALSE }, + {OPTION_PANNING, "Panning", OPTV_STRING, {0}, FALSE }, + {OPTION_PRIMARY, "Primary", OPTV_BOOLEAN, {0}, FALSE }, + {OPTION_DEFAULT_MODES, "DefaultModes", OPTV_BOOLEAN, {0}, FALSE }, + {-1, NULL, OPTV_NONE, {0}, FALSE }, +}; + +enum { + OPTION_MODEDEBUG, +}; + +static OptionInfoRec xf86DeviceOptions[] = { + {OPTION_MODEDEBUG, "ModeDebug", OPTV_BOOLEAN, {0}, FALSE }, + {-1, NULL, OPTV_NONE, {0}, FALSE }, +}; + +static void +xf86OutputSetMonitor (xf86OutputPtr output) +{ + char *option_name; + char *monitor; + + if (!output->name) + return; + + free(output->options); + + output->options = xnfalloc (sizeof (xf86OutputOptions)); + memcpy (output->options, xf86OutputOptions, sizeof (xf86OutputOptions)); + + XNFasprintf(&option_name, "monitor-%s", output->name); + monitor = xf86findOptionValue (output->scrn->options, option_name); + if (!monitor) + monitor = output->name; + else + xf86MarkOptionUsedByName (output->scrn->options, option_name); + free(option_name); + output->conf_monitor = xf86findMonitor (monitor, + xf86configptr->conf_monitor_lst); + /* + * Find the monitor section of the screen and use that + */ + if (!output->conf_monitor && output->use_screen_monitor) + output->conf_monitor = xf86findMonitor (output->scrn->monitor->id, + xf86configptr->conf_monitor_lst); + if (output->conf_monitor) + { + xf86DrvMsg (output->scrn->scrnIndex, X_INFO, + "Output %s using monitor section %s\n", + output->name, output->conf_monitor->mon_identifier); + xf86ProcessOptions (output->scrn->scrnIndex, + output->conf_monitor->mon_option_lst, + output->options); + } + else + xf86DrvMsg (output->scrn->scrnIndex, X_INFO, + "Output %s has no monitor section\n", + output->name); +} + +static Bool +xf86OutputEnabled (xf86OutputPtr output, Bool strict) +{ + Bool enable, disable; + + /* check to see if this output was enabled in the config file */ + if (xf86GetOptValBool (output->options, OPTION_ENABLE, &enable) && enable) + { + xf86DrvMsg (output->scrn->scrnIndex, X_INFO, + "Output %s enabled by config file\n", output->name); + return TRUE; + } + /* or if this output was disabled in the config file */ + if (xf86GetOptValBool (output->options, OPTION_DISABLE, &disable) && disable) + { + xf86DrvMsg (output->scrn->scrnIndex, X_INFO, + "Output %s disabled by config file\n", output->name); + return FALSE; + } + + /* If not, try to only light up the ones we know are connected */ + if (strict) { + enable = output->status == XF86OutputStatusConnected; + } + /* But if that fails, try to light up even outputs we're unsure of */ + else { + enable = output->status != XF86OutputStatusDisconnected; + } + + xf86DrvMsg (output->scrn->scrnIndex, X_INFO, + "Output %s %sconnected\n", output->name, enable ? "" : "dis"); + return enable; +} + +static Bool +xf86OutputIgnored (xf86OutputPtr output) +{ + return xf86ReturnOptValBool (output->options, OPTION_IGNORE, FALSE); +} + +static char *direction[4] = { + "normal", + "left", + "inverted", + "right" +}; + +static Rotation +xf86OutputInitialRotation (xf86OutputPtr output) +{ + char *rotate_name = xf86GetOptValString (output->options, + OPTION_ROTATE); + int i; + + if (!rotate_name) { + if (output->initial_rotation) + return output->initial_rotation; + return RR_Rotate_0; + } + + for (i = 0; i < 4; i++) + if (xf86nameCompare (direction[i], rotate_name) == 0) + return 1 << i; + return RR_Rotate_0; +} + +xf86OutputPtr +xf86OutputCreate (ScrnInfoPtr scrn, + const xf86OutputFuncsRec *funcs, + const char *name) +{ + xf86OutputPtr output, *outputs; + xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(scrn); + int len; + Bool primary; + + if (name) + len = strlen (name) + 1; + else + len = 0; + + output = calloc(sizeof (xf86OutputRec) + len, 1); + if (!output) + return NULL; + output->scrn = scrn; + output->funcs = funcs; + if (name) + { + output->name = (char *) (output + 1); + strcpy (output->name, name); + } + output->subpixel_order = SubPixelUnknown; + /* + * Use the old per-screen monitor section for the first output + */ + output->use_screen_monitor = (xf86_config->num_output == 0); +#ifdef RANDR_12_INTERFACE + output->randr_output = NULL; +#endif + if (name) + { + xf86OutputSetMonitor (output); + if (xf86OutputIgnored (output)) + { + free(output); + return FALSE; + } + } + + + if (xf86_config->output) + outputs = realloc(xf86_config->output, + (xf86_config->num_output + 1) * sizeof (xf86OutputPtr)); + else + outputs = malloc((xf86_config->num_output + 1) * sizeof (xf86OutputPtr)); + if (!outputs) + { + free(output); + return NULL; + } + + xf86_config->output = outputs; + + if (xf86GetOptValBool (output->options, OPTION_PRIMARY, &primary) && primary) + { + memmove(xf86_config->output + 1, xf86_config->output, + xf86_config->num_output * sizeof (xf86OutputPtr)); + xf86_config->output[0] = output; + } + else + { + xf86_config->output[xf86_config->num_output] = output; + } + + xf86_config->num_output++; + + return output; +} + +Bool +xf86OutputRename (xf86OutputPtr output, const char *name) +{ + char *newname = strdup(name); + + if (!newname) + return FALSE; /* so sorry... */ + + if (output->name && output->name != (char *) (output + 1)) + free(output->name); + output->name = newname; + xf86OutputSetMonitor (output); + if (xf86OutputIgnored (output)) + return FALSE; + return TRUE; +} + +void +xf86OutputUseScreenMonitor (xf86OutputPtr output, Bool use_screen_monitor) +{ + if (use_screen_monitor != output->use_screen_monitor) + { + output->use_screen_monitor = use_screen_monitor; + xf86OutputSetMonitor (output); + } +} + +void +xf86OutputDestroy (xf86OutputPtr output) +{ + ScrnInfoPtr scrn = output->scrn; + xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(scrn); + int o; + + (*output->funcs->destroy) (output); + while (output->probed_modes) + xf86DeleteMode (&output->probed_modes, output->probed_modes); + for (o = 0; o < xf86_config->num_output; o++) + if (xf86_config->output[o] == output) + { + memmove (&xf86_config->output[o], + &xf86_config->output[o+1], + ((xf86_config->num_output - (o + 1)) * sizeof(void*))); + xf86_config->num_output--; + break; + } + if (output->name && output->name != (char *) (output + 1)) + free(output->name); + free(output); +} + +/* + * Called during CreateScreenResources to hook up RandR + */ +static Bool +xf86CrtcCreateScreenResources (ScreenPtr screen) +{ + ScrnInfoPtr scrn = xf86Screens[screen->myNum]; + xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(scrn); + + screen->CreateScreenResources = config->CreateScreenResources; + + if (!(*screen->CreateScreenResources)(screen)) + return FALSE; + + if (!xf86RandR12CreateScreenResources (screen)) + return FALSE; + + return TRUE; +} + +/* + * Clean up config on server reset + */ +static Bool +xf86CrtcCloseScreen (int index, ScreenPtr screen) +{ + ScrnInfoPtr scrn = xf86Screens[screen->myNum]; + xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(scrn); + int o, c; + + screen->CloseScreen = config->CloseScreen; + + xf86RotateCloseScreen (screen); + + for (o = 0; o < config->num_output; o++) + { + xf86OutputPtr output = config->output[o]; + + output->randr_output = NULL; + } + for (c = 0; c < config->num_crtc; c++) + { + xf86CrtcPtr crtc = config->crtc[c]; + + crtc->randr_crtc = NULL; + } + xf86RandR12CloseScreen (screen); + + return screen->CloseScreen (index, screen); +} + +/* + * Called at ScreenInit time to set up + */ +#ifdef RANDR_13_INTERFACE +int +#else +Bool +#endif +xf86CrtcScreenInit (ScreenPtr screen) +{ + ScrnInfoPtr scrn = xf86Screens[screen->myNum]; + xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(scrn); + int c; + + /* Rotation */ + xf86DrvMsg(scrn->scrnIndex, X_INFO, "RandR 1.2 enabled, ignore the following RandR disabled message.\n"); + xf86DisableRandR(); /* Disable old RandR extension support */ + xf86RandR12Init (screen); + + /* support all rotations if every crtc has the shadow alloc funcs */ + for (c = 0; c < config->num_crtc; c++) + { + xf86CrtcPtr crtc = config->crtc[c]; + if (!crtc->funcs->shadow_allocate || !crtc->funcs->shadow_create) + break; + } + if (c == config->num_crtc) + { + xf86RandR12SetRotations (screen, RR_Rotate_0 | RR_Rotate_90 | + RR_Rotate_180 | RR_Rotate_270 | + RR_Reflect_X | RR_Reflect_Y); + xf86RandR12SetTransformSupport (screen, TRUE); + } + else + { + xf86RandR12SetRotations (screen, RR_Rotate_0); + xf86RandR12SetTransformSupport (screen, FALSE); + } + + /* Wrap CreateScreenResources so we can initialize the RandR code */ + config->CreateScreenResources = screen->CreateScreenResources; + screen->CreateScreenResources = xf86CrtcCreateScreenResources; + + config->CloseScreen = screen->CloseScreen; + screen->CloseScreen = xf86CrtcCloseScreen; + +#ifdef XFreeXDGA + _xf86_di_dga_init_internal(screen); +#endif +#ifdef RANDR_13_INTERFACE + return RANDR_INTERFACE_VERSION; +#else + return TRUE; +#endif +} + +static DisplayModePtr +xf86DefaultMode (xf86OutputPtr output, int width, int height) +{ + DisplayModePtr target_mode = NULL; + DisplayModePtr mode; + int target_diff = 0; + int target_preferred = 0; + int mm_height; + + mm_height = output->mm_height; + if (!mm_height) + mm_height = (768 * 25.4) / DEFAULT_DPI; + /* + * Pick a mode closest to DEFAULT_DPI + */ + for (mode = output->probed_modes; mode; mode = mode->next) + { + int dpi; + int preferred = (((mode->type & M_T_PREFERRED) != 0) + + ((mode->type & M_T_USERPREF) != 0)); + int diff; + + if (xf86ModeWidth (mode, output->initial_rotation) > width || + xf86ModeHeight (mode, output->initial_rotation) > height) + continue; + + /* yes, use VDisplay here, not xf86ModeHeight */ + dpi = (mode->VDisplay * 254) / (mm_height * 10); + diff = dpi - DEFAULT_DPI; + diff = diff < 0 ? -diff : diff; + if (target_mode == NULL || (preferred > target_preferred) || + (preferred == target_preferred && diff < target_diff)) + { + target_mode = mode; + target_diff = diff; + target_preferred = preferred; + } + } + return target_mode; +} + +static DisplayModePtr +xf86ClosestMode (xf86OutputPtr output, + DisplayModePtr match, Rotation match_rotation, + int width, int height) +{ + DisplayModePtr target_mode = NULL; + DisplayModePtr mode; + int target_diff = 0; + + /* + * Pick a mode closest to the specified mode + */ + for (mode = output->probed_modes; mode; mode = mode->next) + { + int dx, dy; + int diff; + + if (xf86ModeWidth (mode, output->initial_rotation) > width || + xf86ModeHeight (mode, output->initial_rotation) > height) + continue; + + /* exact matches are preferred */ + if (output->initial_rotation == match_rotation && + xf86ModesEqual (mode, match)) + return mode; + + dx = xf86ModeWidth (match, match_rotation) - xf86ModeWidth (mode, output->initial_rotation); + dy = xf86ModeHeight (match, match_rotation) - xf86ModeHeight (mode, output->initial_rotation); + diff = dx * dx + dy * dy; + if (target_mode == NULL || diff < target_diff) + { + target_mode = mode; + target_diff = diff; + } + } + return target_mode; +} + +static DisplayModePtr +xf86OutputHasPreferredMode (xf86OutputPtr output, int width, int height) +{ + DisplayModePtr mode; + + for (mode = output->probed_modes; mode; mode = mode->next) + { + if (xf86ModeWidth (mode, output->initial_rotation) > width || + xf86ModeHeight (mode, output->initial_rotation) > height) + continue; + + if (mode->type & M_T_PREFERRED) + return mode; + } + return NULL; +} + +static DisplayModePtr +xf86OutputHasUserPreferredMode (xf86OutputPtr output) +{ + DisplayModePtr mode, first = output->probed_modes; + + for (mode = first; mode && mode->next != first; mode = mode->next) + if (mode->type & M_T_USERPREF) + return mode; + + return NULL; +} + +static int +xf86PickCrtcs (ScrnInfoPtr scrn, + xf86CrtcPtr *best_crtcs, + DisplayModePtr *modes, + int n, + int width, + int height) +{ + xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(scrn); + int c, o; + xf86OutputPtr output; + xf86CrtcPtr crtc; + xf86CrtcPtr *crtcs; + xf86CrtcPtr best_crtc; + int best_score; + int score; + int my_score; + + if (n == config->num_output) + return 0; + output = config->output[n]; + + /* + * Compute score with this output disabled + */ + best_crtcs[n] = NULL; + best_crtc = NULL; + best_score = xf86PickCrtcs (scrn, best_crtcs, modes, n+1, width, height); + if (modes[n] == NULL) + return best_score; + + crtcs = malloc(config->num_output * sizeof (xf86CrtcPtr)); + if (!crtcs) + return best_score; + + my_score = 1; + /* Score outputs that are known to be connected higher */ + if (output->status == XF86OutputStatusConnected) + my_score++; + /* Score outputs with preferred modes higher */ + if (xf86OutputHasPreferredMode (output, width, height)) + my_score++; + /* + * Select a crtc for this output and + * then attempt to configure the remaining + * outputs + */ + for (c = 0; c < config->num_crtc; c++) + { + if ((output->possible_crtcs & (1 << c)) == 0) + continue; + + crtc = config->crtc[c]; + /* + * Check to see if some other output is + * using this crtc + */ + for (o = 0; o < n; o++) + if (best_crtcs[o] == crtc) + break; + if (o < n) + { + /* + * If the two outputs desire the same mode, + * see if they can be cloned + */ + if (xf86ModesEqual (modes[o], modes[n]) && + config->output[o]->initial_rotation == config->output[n]->initial_rotation && + config->output[o]->initial_x == config->output[n]->initial_x && + config->output[o]->initial_y == config->output[n]->initial_y) + { + if ((output->possible_clones & (1 << o)) == 0) + continue; /* nope, try next CRTC */ + } + else + continue; /* different modes, can't clone */ + } + crtcs[n] = crtc; + memcpy (crtcs, best_crtcs, n * sizeof (xf86CrtcPtr)); + score = my_score + xf86PickCrtcs (scrn, crtcs, modes, n+1, width, height); + if (score > best_score) + { + best_crtc = crtc; + best_score = score; + memcpy (best_crtcs, crtcs, config->num_output * sizeof (xf86CrtcPtr)); + } + } + free(crtcs); + return best_score; +} + + +/* + * Compute the virtual size necessary to place all of the available + * crtcs in the specified configuration. + * + * canGrow indicates that the driver can make the screen larger than its initial + * configuration. If FALSE, this function will enlarge the screen to include + * the largest available mode. + */ + +static void +xf86DefaultScreenLimits (ScrnInfoPtr scrn, int *widthp, int *heightp, + Bool canGrow) +{ + xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(scrn); + int width = 0, height = 0; + int o; + int c; + int s; + + for (c = 0; c < config->num_crtc; c++) + { + int crtc_width = 0, crtc_height = 0; + xf86CrtcPtr crtc = config->crtc[c]; + + if (crtc->enabled) + { + crtc_width = crtc->desiredX + xf86ModeWidth (&crtc->desiredMode, crtc->desiredRotation); + crtc_height = crtc->desiredY + xf86ModeHeight (&crtc->desiredMode, crtc->desiredRotation); + } + if (!canGrow) { + for (o = 0; o < config->num_output; o++) + { + xf86OutputPtr output = config->output[o]; + + for (s = 0; s < config->num_crtc; s++) + if (output->possible_crtcs & (1 << s)) + { + DisplayModePtr mode; + for (mode = output->probed_modes; mode; mode = mode->next) + { + if (mode->HDisplay > crtc_width) + crtc_width = mode->HDisplay; + if (mode->VDisplay > crtc_width) + crtc_width = mode->VDisplay; + if (mode->VDisplay > crtc_height) + crtc_height = mode->VDisplay; + if (mode->HDisplay > crtc_height) + crtc_height = mode->HDisplay; + } + } + } + } + if (crtc_width > width) + width = crtc_width; + if (crtc_height > height) + height = crtc_height; + } + if (config->maxWidth && width > config->maxWidth) width = config->maxWidth; + if (config->maxHeight && height > config->maxHeight) height = config->maxHeight; + if (config->minWidth && width < config->minWidth) width = config->minWidth; + if (config->minHeight && height < config->minHeight) height = config->minHeight; + *widthp = width; + *heightp = height; +} + +#define POSITION_UNSET -100000 + +/* + * check if the user configured any outputs at all + * with either a position or a relative setting or a mode. + */ +static Bool +xf86UserConfiguredOutputs(ScrnInfoPtr scrn, DisplayModePtr *modes) +{ + xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(scrn); + int o; + Bool user_conf = FALSE; + + for (o = 0; o < config->num_output; o++) + { + xf86OutputPtr output = config->output[o]; + char *position; + char *relative_name; + OutputOpts relation; + int r; + static const OutputOpts relations[] = { + OPTION_BELOW, OPTION_RIGHT_OF, OPTION_ABOVE, OPTION_LEFT_OF + }; + + position = xf86GetOptValString (output->options, + OPTION_POSITION); + if (position) + user_conf = TRUE; + + relation = 0; + relative_name = NULL; + for (r = 0; r < 4; r++) + { + relation = relations[r]; + relative_name = xf86GetOptValString (output->options, + relation); + if (relative_name) + break; + } + if (relative_name) + user_conf = TRUE; + + modes[o] = xf86OutputHasUserPreferredMode(output); + if (modes[o]) + user_conf = TRUE; + } + + return user_conf; +} + +static Bool +xf86InitialOutputPositions (ScrnInfoPtr scrn, DisplayModePtr *modes) +{ + xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(scrn); + int o; + int min_x, min_y; + + for (o = 0; o < config->num_output; o++) + { + xf86OutputPtr output = config->output[o]; + + output->initial_x = output->initial_y = POSITION_UNSET; + } + + /* + * Loop until all outputs are set + */ + for (;;) + { + Bool any_set = FALSE; + Bool keep_going = FALSE; + + for (o = 0; o < config->num_output; o++) + { + static const OutputOpts relations[] = { + OPTION_BELOW, OPTION_RIGHT_OF, OPTION_ABOVE, OPTION_LEFT_OF + }; + xf86OutputPtr output = config->output[o]; + xf86OutputPtr relative; + char *relative_name; + char *position; + OutputOpts relation; + int r; + + if (output->initial_x != POSITION_UNSET) + continue; + position = xf86GetOptValString (output->options, + OPTION_POSITION); + /* + * Absolute position wins + */ + if (position) + { + int x, y; + if (sscanf (position, "%d %d", &x, &y) == 2) + { + output->initial_x = x; + output->initial_y = y; + } + else + { + xf86DrvMsg (scrn->scrnIndex, X_ERROR, + "Output %s position not of form \"x y\"\n", + output->name); + output->initial_x = output->initial_y = 0; + } + any_set = TRUE; + continue; + } + /* + * Next comes relative positions + */ + relation = 0; + relative_name = NULL; + for (r = 0; r < 4; r++) + { + relation = relations[r]; + relative_name = xf86GetOptValString (output->options, + relation); + if (relative_name) + break; + } + if (relative_name) + { + int or; + relative = NULL; + for (or = 0; or < config->num_output; or++) + { + xf86OutputPtr out_rel = config->output[or]; + XF86ConfMonitorPtr rel_mon = out_rel->conf_monitor; + + if (rel_mon) + { + if (xf86nameCompare (rel_mon->mon_identifier, + relative_name) == 0) + { + relative = config->output[or]; + break; + } + } + if (strcmp (out_rel->name, relative_name) == 0) + { + relative = config->output[or]; + break; + } + } + if (!relative) + { + xf86DrvMsg (scrn->scrnIndex, X_ERROR, + "Cannot position output %s relative to unknown output %s\n", + output->name, relative_name); + output->initial_x = 0; + output->initial_y = 0; + any_set = TRUE; + continue; + } + if (!modes[or]) + { + xf86DrvMsg (scrn->scrnIndex, X_ERROR, + "Cannot position output %s relative to output %s without modes\n", + output->name, relative_name); + output->initial_x = 0; + output->initial_y = 0; + any_set = TRUE; + continue; + } + if (relative->initial_x == POSITION_UNSET) + { + keep_going = TRUE; + continue; + } + output->initial_x = relative->initial_x; + output->initial_y = relative->initial_y; + switch (relation) { + case OPTION_BELOW: + output->initial_y += xf86ModeHeight (modes[or], relative->initial_rotation); + break; + case OPTION_RIGHT_OF: + output->initial_x += xf86ModeWidth (modes[or], relative->initial_rotation); + break; + case OPTION_ABOVE: + if (modes[o]) + output->initial_y -= xf86ModeHeight (modes[o], output->initial_rotation); + break; + case OPTION_LEFT_OF: + if (modes[o]) + output->initial_x -= xf86ModeWidth (modes[o], output->initial_rotation); + break; + default: + break; + } + any_set = TRUE; + continue; + } + + /* Nothing set, just stick them at 0,0 */ + output->initial_x = 0; + output->initial_y = 0; + any_set = TRUE; + } + if (!keep_going) + break; + if (!any_set) + { + for (o = 0; o < config->num_output; o++) + { + xf86OutputPtr output = config->output[o]; + if (output->initial_x == POSITION_UNSET) + { + xf86DrvMsg (scrn->scrnIndex, X_ERROR, + "Output position loop. Moving %s to 0,0\n", + output->name); + output->initial_x = output->initial_y = 0; + break; + } + } + } + } + + /* + * normalize positions + */ + min_x = 1000000; + min_y = 1000000; + for (o = 0; o < config->num_output; o++) + { + xf86OutputPtr output = config->output[o]; + + if (output->initial_x < min_x) + min_x = output->initial_x; + if (output->initial_y < min_y) + min_y = output->initial_y; + } + + for (o = 0; o < config->num_output; o++) + { + xf86OutputPtr output = config->output[o]; + + output->initial_x -= min_x; + output->initial_y -= min_y; + } + return TRUE; +} + +static void +xf86InitialPanning (ScrnInfoPtr scrn) +{ + xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(scrn); + int o; + + for (o = 0; o < config->num_output; o++) + { + xf86OutputPtr output = config->output[o]; + char *panning = xf86GetOptValString (output->options, OPTION_PANNING); + int width, height, left, top; + int track_width, track_height, track_left, track_top; + int brdr[4]; + + memset (&output->initialTotalArea, 0, sizeof(BoxRec)); + memset (&output->initialTrackingArea, 0, sizeof(BoxRec)); + memset (output->initialBorder, 0, 4*sizeof(INT16)); + + if (! panning) + continue; + + switch (sscanf (panning, "%dx%d+%d+%d/%dx%d+%d+%d/%d/%d/%d/%d", + &width, &height, &left, &top, + &track_width, &track_height, &track_left, &track_top, + &brdr[0], &brdr[1], &brdr[2], &brdr[3])) { + case 12: + output->initialBorder[0] = brdr[0]; + output->initialBorder[1] = brdr[1]; + output->initialBorder[2] = brdr[2]; + output->initialBorder[3] = brdr[3]; + /* fall through */ + case 8: + output->initialTrackingArea.x1 = track_left; + output->initialTrackingArea.y1 = track_top; + output->initialTrackingArea.x2 = track_left + track_width; + output->initialTrackingArea.y2 = track_top + track_height; + /* fall through */ + case 4: + output->initialTotalArea.x1 = left; + output->initialTotalArea.y1 = top; + /* fall through */ + case 2: + output->initialTotalArea.x2 = output->initialTotalArea.x1 + width; + output->initialTotalArea.y2 = output->initialTotalArea.y1 + height; + break; + default: + xf86DrvMsg (scrn->scrnIndex, X_ERROR, + "Broken panning specification '%s' for output %s in config file\n", + panning, output->name); + } + } +} + +/** Return - 0 + if a should be earlier, same or later than b in list + */ +static int +xf86ModeCompare (DisplayModePtr a, DisplayModePtr b) +{ + int diff; + + diff = ((b->type & M_T_PREFERRED) != 0) - ((a->type & M_T_PREFERRED) != 0); + if (diff) + return diff; + diff = b->HDisplay * b->VDisplay - a->HDisplay * a->VDisplay; + if (diff) + return diff; + diff = b->Clock - a->Clock; + return diff; +} + +/** + * Insertion sort input in-place and return the resulting head + */ +static DisplayModePtr +xf86SortModes (DisplayModePtr input) +{ + DisplayModePtr output = NULL, i, o, n, *op, prev; + + /* sort by preferred status and pixel area */ + while (input) + { + i = input; + input = input->next; + for (op = &output; (o = *op); op = &o->next) + if (xf86ModeCompare (o, i) > 0) + break; + i->next = *op; + *op = i; + } + /* prune identical modes */ + for (o = output; o && (n = o->next); o = n) + { + if (!strcmp (o->name, n->name) && xf86ModesEqual (o, n)) + { + o->next = n->next; + free(n->name); + free(n); + n = o; + } + } + /* hook up backward links */ + prev = NULL; + for (o = output; o; o = o->next) + { + o->prev = prev; + prev = o; + } + return output; +} + +static char * +preferredMode(ScrnInfoPtr pScrn, xf86OutputPtr output) +{ + char *preferred_mode = NULL; + + /* Check for a configured preference for a particular mode */ + preferred_mode = xf86GetOptValString (output->options, + OPTION_PREFERRED_MODE); + if (preferred_mode) + return preferred_mode; + + if (pScrn->display->modes && *pScrn->display->modes) + preferred_mode = *pScrn->display->modes; + + return preferred_mode; +} + +static void +GuessRangeFromModes(MonPtr mon, DisplayModePtr mode) +{ + if (!mon || !mode) + return; + + mon->nHsync = 1; + mon->hsync[0].lo = 1024.0; + mon->hsync[0].hi = 0.0; + + mon->nVrefresh = 1; + mon->vrefresh[0].lo = 1024.0; + mon->vrefresh[0].hi = 0.0; + + while (mode) { + if (!mode->HSync) + mode->HSync = ((float) mode->Clock ) / ((float) mode->HTotal); + + if (!mode->VRefresh) + mode->VRefresh = (1000.0 * ((float) mode->Clock)) / + ((float) (mode->HTotal * mode->VTotal)); + + if (mode->HSync < mon->hsync[0].lo) + mon->hsync[0].lo = mode->HSync; + + if (mode->HSync > mon->hsync[0].hi) + mon->hsync[0].hi = mode->HSync; + + if (mode->VRefresh < mon->vrefresh[0].lo) + mon->vrefresh[0].lo = mode->VRefresh; + + if (mode->VRefresh > mon->vrefresh[0].hi) + mon->vrefresh[0].hi = mode->VRefresh; + + mode = mode->next; + } + + /* stretch out the bottom to fit 640x480@60 */ + if (mon->hsync[0].lo > 31.0) + mon->hsync[0].lo = 31.0; + if (mon->vrefresh[0].lo > 58.0) + mon->vrefresh[0].lo = 58.0; +} + +enum det_monrec_source { + sync_config, sync_edid, sync_default +}; + +struct det_monrec_parameter { + MonRec *mon_rec; + int *max_clock; + Bool set_hsync; + Bool set_vrefresh; + enum det_monrec_source *sync_source; +}; + +static void handle_detailed_monrec(struct detailed_monitor_section *det_mon, + void *data) +{ + struct det_monrec_parameter *p; + p = (struct det_monrec_parameter *)data; + + if (det_mon->type == DS_RANGES) { + struct monitor_ranges *ranges = &det_mon->section.ranges; + if (p->set_hsync && ranges->max_h) { + p->mon_rec->hsync[p->mon_rec->nHsync].lo = ranges->min_h; + p->mon_rec->hsync[p->mon_rec->nHsync].hi = ranges->max_h; + p->mon_rec->nHsync++; + if (*p->sync_source == sync_default) + *p->sync_source = sync_edid; + } + if (p->set_vrefresh && ranges->max_v) { + p->mon_rec->vrefresh[p->mon_rec->nVrefresh].lo = ranges->min_v; + p->mon_rec->vrefresh[p->mon_rec->nVrefresh].hi = ranges->max_v; + p->mon_rec->nVrefresh++; + if (*p->sync_source == sync_default) + *p->sync_source = sync_edid; + } + if (ranges->max_clock * 1000 > *p->max_clock) + *p->max_clock = ranges->max_clock * 1000; + } +} + +void +xf86ProbeOutputModes (ScrnInfoPtr scrn, int maxX, int maxY) +{ + xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(scrn); + int o; + + /* When canGrow was TRUE in the initial configuration we have to + * compare against the maximum values so that we don't drop modes. + * When canGrow was FALSE, the maximum values would have been clamped + * anyway. + */ + if (maxX == 0 || maxY == 0) { + maxX = config->maxWidth; + maxY = config->maxHeight; + } + + /* Probe the list of modes for each output. */ + for (o = 0; o < config->num_output; o++) + { + xf86OutputPtr output = config->output[o]; + DisplayModePtr mode; + DisplayModePtr config_modes = NULL, output_modes, default_modes = NULL; + char *preferred_mode; + xf86MonPtr edid_monitor; + XF86ConfMonitorPtr conf_monitor; + MonRec mon_rec; + int min_clock = 0; + int max_clock = 0; + double clock; + Bool add_default_modes; + Bool debug_modes = config->debug_modes || + xf86Initialising; + enum det_monrec_source sync_source = sync_default; + + while (output->probed_modes != NULL) + xf86DeleteMode(&output->probed_modes, output->probed_modes); + + /* + * Check connection status + */ + output->status = (*output->funcs->detect)(output); + + if (output->status == XF86OutputStatusDisconnected && + !xf86ReturnOptValBool(output->options, OPTION_ENABLE, FALSE)) + { + xf86OutputSetEDID (output, NULL); + continue; + } + + memset (&mon_rec, '\0', sizeof (mon_rec)); + + conf_monitor = output->conf_monitor; + + if (conf_monitor) + { + int i; + + for (i = 0; i < conf_monitor->mon_n_hsync; i++) + { + mon_rec.hsync[mon_rec.nHsync].lo = conf_monitor->mon_hsync[i].lo; + mon_rec.hsync[mon_rec.nHsync].hi = conf_monitor->mon_hsync[i].hi; + mon_rec.nHsync++; + sync_source = sync_config; + } + for (i = 0; i < conf_monitor->mon_n_vrefresh; i++) + { + mon_rec.vrefresh[mon_rec.nVrefresh].lo = conf_monitor->mon_vrefresh[i].lo; + mon_rec.vrefresh[mon_rec.nVrefresh].hi = conf_monitor->mon_vrefresh[i].hi; + mon_rec.nVrefresh++; + sync_source = sync_config; + } + config_modes = xf86GetMonitorModes (scrn, conf_monitor); + } + + output_modes = (*output->funcs->get_modes) (output); + + /* + * If the user has a preference, respect it. + * Otherwise, don't second-guess the driver. + */ + if (!xf86GetOptValBool(output->options, OPTION_DEFAULT_MODES, + &add_default_modes)) + add_default_modes = (output_modes == NULL); + + edid_monitor = output->MonInfo; + + if (edid_monitor) + { + struct det_monrec_parameter p; + struct disp_features *features = &edid_monitor->features; + + /* if display is not continuous-frequency, don't add default modes */ + if (!GTF_SUPPORTED(features->msc)) + add_default_modes = FALSE; + + p.mon_rec = &mon_rec; + p.max_clock = &max_clock; + p.set_hsync = mon_rec.nHsync == 0; + p.set_vrefresh = mon_rec.nVrefresh == 0; + p.sync_source = &sync_source; + + xf86ForEachDetailedBlock(edid_monitor, + handle_detailed_monrec, + &p); + } + + if (xf86GetOptValFreq (output->options, OPTION_MIN_CLOCK, + OPTUNITS_KHZ, &clock)) + min_clock = (int) clock; + if (xf86GetOptValFreq (output->options, OPTION_MAX_CLOCK, + OPTUNITS_KHZ, &clock)) + max_clock = (int) clock; + + /* If we still don't have a sync range, guess wildly */ + if (!mon_rec.nHsync || !mon_rec.nVrefresh) + GuessRangeFromModes(&mon_rec, output_modes); + + /* + * These limits will end up setting a 1024x768@60Hz mode by default, + * which seems like a fairly good mode to use when nothing else is + * specified + */ + if (mon_rec.nHsync == 0) + { + mon_rec.hsync[0].lo = 31.0; + mon_rec.hsync[0].hi = 55.0; + mon_rec.nHsync = 1; + } + if (mon_rec.nVrefresh == 0) + { + mon_rec.vrefresh[0].lo = 58.0; + mon_rec.vrefresh[0].hi = 62.0; + mon_rec.nVrefresh = 1; + } + + if (add_default_modes) + default_modes = xf86GetDefaultModes (); + + /* + * If this is not an RB monitor, remove RB modes from the default + * pool. RB modes from the config or the monitor itself are fine. + */ + if (!mon_rec.reducedblanking) + xf86ValidateModesReducedBlanking (scrn, default_modes); + + if (sync_source == sync_config) + { + /* + * Check output and config modes against sync range from config file + */ + xf86ValidateModesSync (scrn, output_modes, &mon_rec); + xf86ValidateModesSync (scrn, config_modes, &mon_rec); + } + /* + * Check default modes against sync range + */ + xf86ValidateModesSync (scrn, default_modes, &mon_rec); + /* + * Check default modes against monitor max clock + */ + if (max_clock) { + xf86ValidateModesClocks(scrn, default_modes, + &min_clock, &max_clock, 1); + xf86ValidateModesClocks(scrn, output_modes, + &min_clock, &max_clock, 1); + } + + output->probed_modes = NULL; + output->probed_modes = xf86ModesAdd (output->probed_modes, config_modes); + output->probed_modes = xf86ModesAdd (output->probed_modes, output_modes); + output->probed_modes = xf86ModesAdd (output->probed_modes, default_modes); + + /* + * Check all modes against max size, interlace, and doublescan + */ + if (maxX && maxY) + xf86ValidateModesSize (scrn, output->probed_modes, + maxX, maxY, 0); + + { + int flags = (output->interlaceAllowed ? V_INTERLACE : 0) | + (output->doubleScanAllowed ? V_DBLSCAN : 0); + xf86ValidateModesFlags (scrn, output->probed_modes, flags); + } + + /* + * Check all modes against output + */ + for (mode = output->probed_modes; mode != NULL; mode = mode->next) + if (mode->status == MODE_OK) + mode->status = (*output->funcs->mode_valid)(output, mode); + + xf86PruneInvalidModes(scrn, &output->probed_modes, debug_modes); + + output->probed_modes = xf86SortModes (output->probed_modes); + + /* Check for a configured preference for a particular mode */ + preferred_mode = preferredMode(scrn, output); + + if (preferred_mode) + { + for (mode = output->probed_modes; mode; mode = mode->next) + { + if (!strcmp (preferred_mode, mode->name)) + { + if (mode != output->probed_modes) + { + if (mode->prev) + mode->prev->next = mode->next; + if (mode->next) + mode->next->prev = mode->prev; + mode->next = output->probed_modes; + output->probed_modes->prev = mode; + mode->prev = NULL; + output->probed_modes = mode; + } + mode->type |= (M_T_PREFERRED|M_T_USERPREF); + break; + } + } + } + + output->initial_rotation = xf86OutputInitialRotation (output); + + if (debug_modes) { + if (output->probed_modes != NULL) { + xf86DrvMsg(scrn->scrnIndex, X_INFO, + "Printing probed modes for output %s\n", + output->name); + } else { + xf86DrvMsg(scrn->scrnIndex, X_INFO, + "No remaining probed modes for output %s\n", + output->name); + } + } + for (mode = output->probed_modes; mode != NULL; mode = mode->next) + { + /* The code to choose the best mode per pipe later on will require + * VRefresh to be set. + */ + mode->VRefresh = xf86ModeVRefresh(mode); + xf86SetModeCrtc(mode, INTERLACE_HALVE_V); + + if (debug_modes) + xf86PrintModeline(scrn->scrnIndex, mode); + } + } +} + + +/** + * Copy one of the output mode lists to the ScrnInfo record + */ + +/* XXX where does this function belong? Here? */ +void +xf86RandR12GetOriginalVirtualSize(ScrnInfoPtr scrn, int *x, int *y); + +static DisplayModePtr +biggestMode(DisplayModePtr a, DisplayModePtr b) +{ + int A, B; + + if (!a) + return b; + if (!b) + return a; + + A = a->HDisplay * a->VDisplay; + B = b->HDisplay * b->VDisplay; + + if (A > B) + return a; + + return b; +} + +static xf86OutputPtr +SetCompatOutput(xf86CrtcConfigPtr config) +{ + xf86OutputPtr output = NULL, test = NULL; + DisplayModePtr maxmode = NULL, testmode, mode; + int o, compat = -1, count, mincount = 0; + + /* Look for one that's definitely connected */ + for (o = 0; o < config->num_output; o++) + { + test = config->output[o]; + if (!test->crtc) + continue; + if (test->status != XF86OutputStatusConnected) + continue; + if (!test->probed_modes) + continue; + + testmode = mode = test->probed_modes; + for (count = 0; mode; mode = mode->next, count++) + testmode = biggestMode(testmode, mode); + + if (!output) { + output = test; + compat = o; + maxmode = testmode; + mincount = count; + } else if (maxmode == biggestMode(maxmode, testmode)) { + output = test; + compat = o; + maxmode = testmode; + mincount = count; + } else if ((maxmode->HDisplay == testmode->HDisplay) && + (maxmode->VDisplay == testmode->VDisplay) && + count <= mincount) { + output = test; + compat = o; + maxmode = testmode; + mincount = count; + } + } + + /* If we didn't find one, take anything we can get */ + if (!output) + { + for (o = 0; o < config->num_output; o++) + { + test = config->output[o]; + if (!test->crtc) + continue; + if (!test->probed_modes) + continue; + + if (!output) { + output = test; + compat = o; + } else if (test->probed_modes->HDisplay < output->probed_modes->HDisplay) { + output = test; + compat = o; + } + } + } + + if (compat >= 0) { + config->compat_output = compat; + } else { + /* Don't change the compat output when no valid outputs found */ + output = config->output[config->compat_output]; + } + + return output; +} + +void +xf86SetScrnInfoModes (ScrnInfoPtr scrn) +{ + xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(scrn); + xf86OutputPtr output; + xf86CrtcPtr crtc; + DisplayModePtr last, mode = NULL; + + output = SetCompatOutput(config); + + if (!output) + return; /* punt */ + + crtc = output->crtc; + + /* Clear any existing modes from scrn->modes */ + while (scrn->modes != NULL) + xf86DeleteMode(&scrn->modes, scrn->modes); + + /* Set scrn->modes to the mode list for the 'compat' output */ + scrn->modes = xf86DuplicateModes(scrn, output->probed_modes); + + if (crtc) { + for (mode = scrn->modes; mode; mode = mode->next) + if (xf86ModesEqual (mode, &crtc->desiredMode)) + break; + } + + if (scrn->modes != NULL) { + /* For some reason, scrn->modes is circular, unlike the other mode + * lists. How great is that? + */ + for (last = scrn->modes; last && last->next; last = last->next) + ; + last->next = scrn->modes; + scrn->modes->prev = last; + if (mode) { + while (scrn->modes != mode) + scrn->modes = scrn->modes->next; + } + } + scrn->currentMode = scrn->modes; +#ifdef XFreeXDGA + if (scrn->pScreen) + _xf86_di_dga_reinit_internal(scrn->pScreen); +#endif +} + +static Bool +xf86CollectEnabledOutputs(ScrnInfoPtr scrn, xf86CrtcConfigPtr config, + Bool *enabled) +{ + Bool any_enabled = FALSE; + int o; + + for (o = 0; o < config->num_output; o++) + any_enabled |= enabled[o] = xf86OutputEnabled(config->output[o], TRUE); + + if (!any_enabled) { + xf86DrvMsg(scrn->scrnIndex, X_WARNING, + "No outputs definitely connected, trying again...\n"); + + for (o = 0; o < config->num_output; o++) + any_enabled |= enabled[o] = xf86OutputEnabled(config->output[o], FALSE); + } + + return any_enabled; +} + +static Bool +nextEnabledOutput(xf86CrtcConfigPtr config, Bool *enabled, int *index) +{ + int o = *index; + + for (o++; o < config->num_output; o++) { + if (enabled[o]) { + *index = o; + return TRUE; + } + } + + return FALSE; +} + +static Bool +aspectMatch(float a, float b) +{ + return fabs(1 - (a / b)) < 0.05; +} + +static DisplayModePtr +nextAspectMode(xf86OutputPtr o, DisplayModePtr last, float aspect) +{ + DisplayModePtr m = NULL; + + if (!o) + return NULL; + + if (!last) + m = o->probed_modes; + else + m = last->next; + + for (; m; m = m->next) + if (aspectMatch(aspect, (float)m->HDisplay / (float)m->VDisplay)) + return m; + + return NULL; +} + +static DisplayModePtr +bestModeForAspect(xf86CrtcConfigPtr config, Bool *enabled, float aspect) +{ + int o = -1, p; + DisplayModePtr mode = NULL, test = NULL, match = NULL; + + if (!nextEnabledOutput(config, enabled, &o)) + return NULL; + while ((mode = nextAspectMode(config->output[o], mode, aspect))) { + test = mode; + for (p = o; nextEnabledOutput(config, enabled, &p); ) { + test = xf86OutputFindClosestMode(config->output[p], mode); + if (!test) + break; + if (test->HDisplay != mode->HDisplay || + test->VDisplay != mode->VDisplay) { + test = NULL; + break; + } + } + + /* if we didn't match it on all outputs, try the next one */ + if (!test) + continue; + + /* if it's bigger than the last one, save it */ + if (!match || (test->HDisplay > match->HDisplay)) + match = test; + } + + /* return the biggest one found */ + return match; +} + +static Bool +xf86TargetPreferred(ScrnInfoPtr scrn, xf86CrtcConfigPtr config, + DisplayModePtr *modes, Bool *enabled, + int width, int height) +{ + int o, p; + int max_pref_width = 0, max_pref_height = 0; + DisplayModePtr *preferred, *preferred_match; + Bool ret = FALSE; + + preferred = xnfcalloc(config->num_output, sizeof(DisplayModePtr)); + preferred_match = xnfcalloc(config->num_output, sizeof(DisplayModePtr)); + + /* Check if the preferred mode is available on all outputs */ + for (p = -1; nextEnabledOutput(config, enabled, &p); ) { + Rotation r = config->output[p]->initial_rotation; + DisplayModePtr mode; + if ((preferred[p] = xf86OutputHasPreferredMode(config->output[p], + width, height))) { + int pref_width = xf86ModeWidth(preferred[p], r); + int pref_height = xf86ModeHeight(preferred[p], r); + Bool all_match = TRUE; + + for (o = -1; nextEnabledOutput(config, enabled, &o); ) { + Bool match = FALSE; + xf86OutputPtr output = config->output[o]; + if (o == p) + continue; + + for (mode = output->probed_modes; mode; mode = mode->next) { + Rotation r = output->initial_rotation; + if (xf86ModeWidth(mode, r) == pref_width && + xf86ModeHeight(mode, r) == pref_height) { + preferred[o] = mode; + match = TRUE; + } + } + + all_match &= match; + } + + if (all_match && + (pref_width*pref_height > max_pref_width*max_pref_height)) { + for (o = -1; nextEnabledOutput(config, enabled, &o); ) + preferred_match[o] = preferred[o]; + max_pref_width = pref_width; + max_pref_height = pref_height; + ret = TRUE; + } + } + } + + /* + * If there's no preferred mode, but only one monitor, pick the + * biggest mode for its aspect ratio, assuming one exists. + */ + if (!ret) do { + int i = 0; + float aspect = 0.0; + + /* count the number of enabled outputs */ + for (i = 0, p = -1; nextEnabledOutput(config, enabled, &p); i++) ; + + if (i != 1) + break; + + p = -1; + nextEnabledOutput(config, enabled, &p); + if (config->output[p]->mm_height) + aspect = (float)config->output[p]->mm_width / + (float)config->output[p]->mm_height; + + if (aspect) + preferred_match[p] = bestModeForAspect(config, enabled, aspect); + + if (preferred_match[p]) + ret = TRUE; + + } while (0); + + if (ret) { + /* oh good, there is a match. stash the selected modes and return. */ + memcpy(modes, preferred_match, + config->num_output * sizeof(DisplayModePtr)); + } + + free(preferred); + free(preferred_match); + return ret; +} + +static Bool +xf86TargetAspect(ScrnInfoPtr scrn, xf86CrtcConfigPtr config, + DisplayModePtr *modes, Bool *enabled, + int width, int height) +{ + int o; + float aspect = 0.0, *aspects; + xf86OutputPtr output; + Bool ret = FALSE; + DisplayModePtr guess = NULL, aspect_guess = NULL, base_guess = NULL; + + aspects = xnfcalloc(config->num_output, sizeof(float)); + + /* collect the aspect ratios */ + for (o = -1; nextEnabledOutput(config, enabled, &o); ) { + output = config->output[o]; + if (output->mm_height) + aspects[o] = (float)output->mm_width / (float)output->mm_height; + else + aspects[o] = 4.0 / 3.0; + } + + /* check that they're all the same */ + for (o = -1; nextEnabledOutput(config, enabled, &o); ) { + output = config->output[o]; + if (!aspect) { + aspect = aspects[o]; + } else if (!aspectMatch(aspect, aspects[o])) { + goto no_aspect_match; + } + } + + /* if they're all 4:3, just skip ahead and save effort */ + if (!aspectMatch(aspect, 4.0/3.0)) + aspect_guess = bestModeForAspect(config, enabled, aspect); + +no_aspect_match: + base_guess = bestModeForAspect(config, enabled, 4.0/3.0); + + guess = biggestMode(base_guess, aspect_guess); + + if (!guess) + goto out; + + /* found a mode that works everywhere, now apply it */ + for (o = -1; nextEnabledOutput(config, enabled, &o); ) { + modes[o] = xf86OutputFindClosestMode(config->output[o], guess); + } + ret = TRUE; + +out: + free(aspects); + return ret; +} + +static Bool +xf86TargetFallback(ScrnInfoPtr scrn, xf86CrtcConfigPtr config, + DisplayModePtr *modes, Bool *enabled, + int width, int height) +{ + DisplayModePtr target_mode = NULL; + Rotation target_rotation = RR_Rotate_0; + DisplayModePtr default_mode; + int default_preferred, target_preferred = 0, o; + + /* User preferred > preferred > other modes */ + for (o = -1; nextEnabledOutput(config, enabled, &o); ) { + default_mode = xf86DefaultMode (config->output[o], width, height); + if (!default_mode) + continue; + + default_preferred = (((default_mode->type & M_T_PREFERRED) != 0) + + ((default_mode->type & M_T_USERPREF) != 0)); + + if (default_preferred > target_preferred || !target_mode) { + target_mode = default_mode; + target_preferred = default_preferred; + target_rotation = config->output[o]->initial_rotation; + config->compat_output = o; + } + } + + if (target_mode) + modes[config->compat_output] = target_mode; + + /* Fill in other output modes */ + for (o = -1; nextEnabledOutput(config, enabled, &o); ) { + if (!modes[o]) + modes[o] = xf86ClosestMode(config->output[o], target_mode, + target_rotation, width, height); + } + + return target_mode != NULL; +} + +static Bool +xf86TargetUserpref(ScrnInfoPtr scrn, xf86CrtcConfigPtr config, + DisplayModePtr *modes, Bool *enabled, + int width, int height) +{ + int o; + + if (xf86UserConfiguredOutputs(scrn, modes)) + return xf86TargetFallback(scrn, config, modes, enabled, width, height); + + for (o = -1; nextEnabledOutput(config, enabled, &o); ) + if (xf86OutputHasUserPreferredMode(config->output[o])) + return + xf86TargetFallback(scrn, config, modes, enabled, width, height); + + return FALSE; +} + +static Bool +xf86CrtcSetInitialGamma(xf86CrtcPtr crtc, float gamma_red, float gamma_green, + float gamma_blue) +{ + int i, size = 256; + CARD16 *red, *green, *blue; + + red = malloc(3 * size * sizeof(CARD16)); + green = red + size; + blue = green + size; + + /* Only cause warning if user wanted gamma to be set. */ + if (!crtc->funcs->gamma_set && (gamma_red != 1.0 || gamma_green != 1.0 || gamma_blue != 1.0)) { + free(red); + return FALSE; + } else if (!crtc->funcs->gamma_set) { + free(red); + return TRUE; + } + + /* At this early stage none of the randr-interface stuff is up. + * So take the default gamma size for lack of something better. + */ + for (i = 0; i < size; i++) { + if (gamma_red == 1.0) + red[i] = i << 8; + else + red[i] = (CARD16)(pow((double)i/(double)(size - 1), + 1. / (double)gamma_red) * (double)(size - 1) * 256); + + if (gamma_green == 1.0) + green[i] = i << 8; + else + green[i] = (CARD16)(pow((double)i/(double)(size - 1), + 1. / (double)gamma_green) * (double)(size - 1) * 256); + + if (gamma_blue == 1.0) + blue[i] = i << 8; + else + blue[i] = (CARD16)(pow((double)i/(double)(size - 1), + 1. / (double)gamma_blue) * (double)(size - 1) * 256); + } + + /* Default size is 256, so anything else is failure. */ + if (size != crtc->gamma_size) { + free(red); + return FALSE; + } + + crtc->gamma_size = size; + memcpy (crtc->gamma_red, red, crtc->gamma_size * sizeof (CARD16)); + memcpy (crtc->gamma_green, green, crtc->gamma_size * sizeof (CARD16)); + memcpy (crtc->gamma_blue, blue, crtc->gamma_size * sizeof (CARD16)); + + /* Do not set gamma now, delay until the crtc is activated. */ + + free(red); + + return TRUE; +} + +static Bool +xf86OutputSetInitialGamma(xf86OutputPtr output) +{ + XF86ConfMonitorPtr mon = output->conf_monitor; + float gamma_red = 1.0, gamma_green = 1.0, gamma_blue = 1.0; + + if (!mon) + return TRUE; + + if (!output->crtc) + return FALSE; + + /* Get configured values, where they exist. */ + if (mon->mon_gamma_red >= GAMMA_MIN && + mon->mon_gamma_red <= GAMMA_MAX) + gamma_red = mon->mon_gamma_red; + + if (mon->mon_gamma_green >= GAMMA_MIN && + mon->mon_gamma_green <= GAMMA_MAX) + gamma_green = mon->mon_gamma_green; + + if (mon->mon_gamma_blue >= GAMMA_MIN && + mon->mon_gamma_blue <= GAMMA_MAX) + gamma_blue = mon->mon_gamma_blue; + + /* This avoids setting gamma 1.0 in case another cloned output on this crtc has a specific gamma. */ + if (gamma_red != 1.0 || gamma_green != 1.0 || gamma_blue != 1.0) { + xf86DrvMsg(output->scrn->scrnIndex, X_INFO, "Output %s wants gamma correction (%.1f, %.1f, %.1f)\n", output->name, gamma_red, gamma_green, gamma_blue); + return xf86CrtcSetInitialGamma(output->crtc, gamma_red, gamma_green, gamma_blue); + }else + return TRUE; +} + +/** + * Construct default screen configuration + * + * Given auto-detected (and, eventually, configured) values, + * construct a usable configuration for the system + * + * canGrow indicates that the driver can resize the screen to larger than its + * initially configured size via the config->funcs->resize hook. If TRUE, this + * function will set virtualX and virtualY to match the initial configuration + * and leave config->max{Width,Height} alone. If FALSE, it will bloat + * virtual[XY] to include the largest modes and set config->max{Width,Height} + * accordingly. + */ + +Bool +xf86InitialConfiguration (ScrnInfoPtr scrn, Bool canGrow) +{ + xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(scrn); + int o, c; + xf86CrtcPtr *crtcs; + DisplayModePtr *modes; + Bool *enabled; + int width, height; + int i = scrn->scrnIndex; + Bool have_outputs = TRUE; + Bool ret; + + /* Set up the device options */ + config->options = xnfalloc (sizeof (xf86DeviceOptions)); + memcpy (config->options, xf86DeviceOptions, sizeof (xf86DeviceOptions)); + xf86ProcessOptions (scrn->scrnIndex, + scrn->options, + config->options); + config->debug_modes = xf86ReturnOptValBool (config->options, + OPTION_MODEDEBUG, FALSE); + + if (scrn->display->virtualX) + width = scrn->display->virtualX; + else + width = config->maxWidth; + if (scrn->display->virtualY) + height = scrn->display->virtualY; + else + height = config->maxHeight; + + xf86ProbeOutputModes (scrn, width, height); + + crtcs = xnfcalloc (config->num_output, sizeof (xf86CrtcPtr)); + modes = xnfcalloc (config->num_output, sizeof (DisplayModePtr)); + enabled = xnfcalloc (config->num_output, sizeof (Bool)); + + ret = xf86CollectEnabledOutputs(scrn, config, enabled); + if (ret == FALSE && canGrow) { + xf86DrvMsg(i, X_WARNING, "Unable to find connected outputs - setting %dx%d initial framebuffer\n", + NO_OUTPUT_DEFAULT_WIDTH, NO_OUTPUT_DEFAULT_HEIGHT); + have_outputs = FALSE; + } else { + if (xf86TargetUserpref(scrn, config, modes, enabled, width, height)) + xf86DrvMsg(i, X_INFO, "Using user preference for initial modes\n"); + else if (xf86TargetPreferred(scrn, config, modes, enabled, width, height)) + xf86DrvMsg(i, X_INFO, "Using exact sizes for initial modes\n"); + else if (xf86TargetAspect(scrn, config, modes, enabled, width, height)) + xf86DrvMsg(i, X_INFO, "Using fuzzy aspect match for initial modes\n"); + else if (xf86TargetFallback(scrn, config, modes, enabled, width, height)) + xf86DrvMsg(i, X_INFO, "Using sloppy heuristic for initial modes\n"); + else + xf86DrvMsg(i, X_WARNING, "Unable to find initial modes\n"); + } + + for (o = -1; nextEnabledOutput(config, enabled, &o); ) { + if (!modes[o]) + xf86DrvMsg (scrn->scrnIndex, X_ERROR, + "Output %s enabled but has no modes\n", + config->output[o]->name); + else + xf86DrvMsg (scrn->scrnIndex, X_INFO, + "Output %s using initial mode %s\n", + config->output[o]->name, modes[o]->name); + } + + /* + * Set the position of each output + */ + if (!xf86InitialOutputPositions (scrn, modes)) + { + free(crtcs); + free(modes); + return FALSE; + } + + /* + * Set initial panning of each output + */ + xf86InitialPanning (scrn); + + /* + * Assign CRTCs to fit output configuration + */ + if (have_outputs && !xf86PickCrtcs (scrn, crtcs, modes, 0, width, height)) + { + free(crtcs); + free(modes); + return FALSE; + } + + /* XXX override xf86 common frame computation code */ + + scrn->display->frameX0 = 0; + scrn->display->frameY0 = 0; + + for (c = 0; c < config->num_crtc; c++) + { + xf86CrtcPtr crtc = config->crtc[c]; + + crtc->enabled = FALSE; + memset (&crtc->desiredMode, '\0', sizeof (crtc->desiredMode)); + /* Set default gamma for all crtc's. */ + /* This is done to avoid problems later on with cloned outputs. */ + xf86CrtcSetInitialGamma(crtc, 1.0, 1.0, 1.0); + } + + if (xf86_crtc_supports_gamma(scrn)) + xf86DrvMsg(scrn->scrnIndex, X_INFO, "Using default gamma of (1.0, 1.0, 1.0) unless otherwise stated.\n"); + + /* + * Set initial configuration + */ + for (o = 0; o < config->num_output; o++) + { + xf86OutputPtr output = config->output[o]; + DisplayModePtr mode = modes[o]; + xf86CrtcPtr crtc = crtcs[o]; + + if (mode && crtc) + { + crtc->desiredMode = *mode; + crtc->desiredRotation = output->initial_rotation; + crtc->desiredX = output->initial_x; + crtc->desiredY = output->initial_y; + crtc->desiredTransformPresent = FALSE; + crtc->enabled = TRUE; + memcpy (&crtc->panningTotalArea, &output->initialTotalArea, sizeof(BoxRec)); + memcpy (&crtc->panningTrackingArea, &output->initialTrackingArea, sizeof(BoxRec)); + memcpy (crtc->panningBorder, output->initialBorder, 4*sizeof(INT16)); + output->crtc = crtc; + if (!xf86OutputSetInitialGamma(output)) + xf86DrvMsg (scrn->scrnIndex, X_WARNING, "Initial gamma correction for output %s: failed.\n", output->name); + } else { + output->crtc = NULL; + } + } + + if (scrn->display->virtualX == 0) + { + /* + * Expand virtual size to cover the current config and potential mode + * switches, if the driver can't enlarge the screen later. + */ + xf86DefaultScreenLimits (scrn, &width, &height, canGrow); + + if (have_outputs == FALSE) { + if (width < NO_OUTPUT_DEFAULT_WIDTH && height < NO_OUTPUT_DEFAULT_HEIGHT) { + width = NO_OUTPUT_DEFAULT_WIDTH; + height = NO_OUTPUT_DEFAULT_HEIGHT; + } + } + + scrn->display->virtualX = width; + scrn->display->virtualY = height; + } + + if (width > scrn->virtualX) + scrn->virtualX = width; + if (height > scrn->virtualY) + scrn->virtualY = height; + + /* + * Make sure the configuration isn't too small. + */ + if (width < config->minWidth || height < config->minHeight) + return FALSE; + + /* + * Limit the crtc config to virtual[XY] if the driver can't grow the + * desktop. + */ + if (!canGrow) + { + xf86CrtcSetSizeRange (scrn, config->minWidth, config->minHeight, + width, height); + } + + if (have_outputs) { + /* Mirror output modes to scrn mode list */ + xf86SetScrnInfoModes (scrn); + } else { + /* Clear any existing modes from scrn->modes */ + while (scrn->modes != NULL) + xf86DeleteMode(&scrn->modes, scrn->modes); + scrn->modes = xf86ModesAdd(scrn->modes, + xf86CVTMode(width, height, 60, 0, 0)); + } + + + free(crtcs); + free(modes); + return TRUE; +} + +/* + * Check the CRTC we're going to map each output to vs. it's current + * CRTC. If they don't match, we have to disable the output and the CRTC + * since the driver will have to re-route things. + */ +static void +xf86PrepareOutputs (ScrnInfoPtr scrn) +{ + xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(scrn); + int o; + + for (o = 0; o < config->num_output; o++) { + xf86OutputPtr output = config->output[o]; +#if RANDR_GET_CRTC_INTERFACE + /* Disable outputs that are unused or will be re-routed */ + if (!output->funcs->get_crtc || + output->crtc != (*output->funcs->get_crtc)(output) || + output->crtc == NULL) +#endif + (*output->funcs->dpms)(output, DPMSModeOff); + } +} + +static void +xf86PrepareCrtcs (ScrnInfoPtr scrn) +{ + xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(scrn); + int c; + + for (c = 0; c < config->num_crtc; c++) { +#if RANDR_GET_CRTC_INTERFACE + xf86CrtcPtr crtc = config->crtc[c]; + xf86OutputPtr output = NULL; + uint32_t desired_outputs = 0, current_outputs = 0; + int o; + + for (o = 0; o < config->num_output; o++) { + output = config->output[o]; + if (output->crtc == crtc) + desired_outputs |= (1<funcs->get_crtc) { + desired_outputs = 0; + break; + } + if ((*output->funcs->get_crtc)(output) == crtc) + current_outputs |= (1<funcs->dpms)(crtc, DPMSModeOff); +#else + (*crtc->funcs->dpms)(crtc, DPMSModeOff); +#endif + } +} + +/* + * Using the desired mode information in each crtc, set + * modes (used in EnterVT functions, or at server startup) + */ + +Bool +xf86SetDesiredModes (ScrnInfoPtr scrn) +{ + xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(scrn); + xf86CrtcPtr crtc = config->crtc[0]; + int c; + + /* A driver with this hook will take care of this */ + if (!crtc->funcs->set_mode_major) { + xf86PrepareOutputs(scrn); + xf86PrepareCrtcs(scrn); + } + + for (c = 0; c < config->num_crtc; c++) + { + xf86OutputPtr output = NULL; + int o; + RRTransformPtr transform; + + crtc = config->crtc[c]; + + /* Skip disabled CRTCs */ + if (!crtc->enabled) + continue; + + if (xf86CompatOutput(scrn) && xf86CompatCrtc(scrn) == crtc) + output = xf86CompatOutput(scrn); + else + { + for (o = 0; o < config->num_output; o++) + if (config->output[o]->crtc == crtc) + { + output = config->output[o]; + break; + } + } + /* paranoia */ + if (!output) + continue; + + /* Mark that we'll need to re-set the mode for sure */ + memset(&crtc->mode, 0, sizeof(crtc->mode)); + if (!crtc->desiredMode.CrtcHDisplay) + { + DisplayModePtr mode = xf86OutputFindClosestMode (output, scrn->currentMode); + + if (!mode) + return FALSE; + crtc->desiredMode = *mode; + crtc->desiredRotation = RR_Rotate_0; + crtc->desiredTransformPresent = FALSE; + crtc->desiredX = 0; + crtc->desiredY = 0; + } + + if (crtc->desiredTransformPresent) + transform = &crtc->desiredTransform; + else + transform = NULL; + if (!xf86CrtcSetModeTransform (crtc, &crtc->desiredMode, crtc->desiredRotation, + transform, crtc->desiredX, crtc->desiredY)) + return FALSE; + } + + xf86DisableUnusedFunctions(scrn); + return TRUE; +} + +/** + * In the current world order, there are lists of modes per output, which may + * or may not include the mode that was asked to be set by XFree86's mode + * selection. Find the closest one, in the following preference order: + * + * - Equality + * - Closer in size to the requested mode, but no larger + * - Closer in refresh rate to the requested mode. + */ + +DisplayModePtr +xf86OutputFindClosestMode (xf86OutputPtr output, DisplayModePtr desired) +{ + DisplayModePtr best = NULL, scan = NULL; + + for (scan = output->probed_modes; scan != NULL; scan = scan->next) + { + /* If there's an exact match, we're done. */ + if (xf86ModesEqual(scan, desired)) { + best = desired; + break; + } + + /* Reject if it's larger than the desired mode. */ + if (scan->HDisplay > desired->HDisplay || + scan->VDisplay > desired->VDisplay) + { + continue; + } + + /* + * If we haven't picked a best mode yet, use the first + * one in the size range + */ + if (best == NULL) + { + best = scan; + continue; + } + + /* Find if it's closer to the right size than the current best + * option. + */ + if ((scan->HDisplay > best->HDisplay && + scan->VDisplay >= best->VDisplay) || + (scan->HDisplay >= best->HDisplay && + scan->VDisplay > best->VDisplay)) + { + best = scan; + continue; + } + + /* Find if it's still closer to the right refresh than the current + * best resolution. + */ + if (scan->HDisplay == best->HDisplay && + scan->VDisplay == best->VDisplay && + (fabs(scan->VRefresh - desired->VRefresh) < + fabs(best->VRefresh - desired->VRefresh))) { + best = scan; + } + } + return best; +} + +/** + * When setting a mode through XFree86-VidModeExtension or XFree86-DGA, + * take the specified mode and apply it to the crtc connected to the compat + * output. Then, find similar modes for the other outputs, as with the + * InitialConfiguration code above. The goal is to clone the desired + * mode across all outputs that are currently active. + */ + +Bool +xf86SetSingleMode (ScrnInfoPtr pScrn, DisplayModePtr desired, Rotation rotation) +{ + xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(pScrn); + Bool ok = TRUE; + xf86OutputPtr compat_output; + DisplayModePtr compat_mode = NULL; + int c; + + /* + * Let the compat output drive the final mode selection + */ + compat_output = xf86CompatOutput(pScrn); + if (compat_output) + compat_mode = xf86OutputFindClosestMode (compat_output, desired); + if (compat_mode) + desired = compat_mode; + + for (c = 0; c < config->num_crtc; c++) + { + xf86CrtcPtr crtc = config->crtc[c]; + DisplayModePtr crtc_mode = NULL; + int o; + + if (!crtc->enabled) + continue; + + for (o = 0; o < config->num_output; o++) + { + xf86OutputPtr output = config->output[o]; + DisplayModePtr output_mode; + + /* skip outputs not on this crtc */ + if (output->crtc != crtc) + continue; + + if (crtc_mode) + { + output_mode = xf86OutputFindClosestMode (output, crtc_mode); + if (output_mode != crtc_mode) + output->crtc = NULL; + } + else + crtc_mode = xf86OutputFindClosestMode (output, desired); + } + if (!crtc_mode) + { + crtc->enabled = FALSE; + continue; + } + if (!xf86CrtcSetModeTransform (crtc, crtc_mode, rotation, NULL, 0, 0)) + ok = FALSE; + else + { + crtc->desiredMode = *crtc_mode; + crtc->desiredRotation = rotation; + crtc->desiredTransformPresent = FALSE; + crtc->desiredX = 0; + crtc->desiredY = 0; + } + } + xf86DisableUnusedFunctions(pScrn); +#ifdef RANDR_12_INTERFACE + xf86RandR12TellChanged (pScrn->pScreen); +#endif + return ok; +} + + +/** + * Set the DPMS power mode of all outputs and CRTCs. + * + * If the new mode is off, it will turn off outputs and then CRTCs. + * Otherwise, it will affect CRTCs before outputs. + */ +void +xf86DPMSSet(ScrnInfoPtr scrn, int mode, int flags) +{ + xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(scrn); + int i; + + if (!scrn->vtSema) + return; + + if (mode == DPMSModeOff) { + for (i = 0; i < config->num_output; i++) { + xf86OutputPtr output = config->output[i]; + if (output->crtc != NULL) + (*output->funcs->dpms) (output, mode); + } + } + + for (i = 0; i < config->num_crtc; i++) { + xf86CrtcPtr crtc = config->crtc[i]; + if (crtc->enabled) + (*crtc->funcs->dpms) (crtc, mode); + } + + if (mode != DPMSModeOff) { + for (i = 0; i < config->num_output; i++) { + xf86OutputPtr output = config->output[i]; + if (output->crtc != NULL) + (*output->funcs->dpms) (output, mode); + } + } +} + +/** + * Implement the screensaver by just calling down into the driver DPMS hooks. + * + * Even for monitors with no DPMS support, by the definition of our DPMS hooks, + * the outputs will still get disabled (blanked). + */ +Bool +xf86SaveScreen(ScreenPtr pScreen, int mode) +{ + ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum]; + + if (xf86IsUnblank(mode)) + xf86DPMSSet(pScrn, DPMSModeOn, 0); + else + xf86DPMSSet(pScrn, DPMSModeOff, 0); + + return TRUE; +} + +/** + * Disable all inactive crtcs and outputs + */ +void +xf86DisableUnusedFunctions(ScrnInfoPtr pScrn) +{ + xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(pScrn); + int o, c; + + for (o = 0; o < xf86_config->num_output; o++) + { + xf86OutputPtr output = xf86_config->output[o]; + if (!output->crtc) + (*output->funcs->dpms)(output, DPMSModeOff); + } + + for (c = 0; c < xf86_config->num_crtc; c++) + { + xf86CrtcPtr crtc = xf86_config->crtc[c]; + + if (!crtc->enabled) + { + crtc->funcs->dpms(crtc, DPMSModeOff); + memset(&crtc->mode, 0, sizeof(crtc->mode)); + xf86RotateDestroy(crtc); + crtc->active = FALSE; + } + } + if (pScrn->pScreen) + xf86_crtc_notify(pScrn->pScreen); + if (pScrn->ModeSet) + pScrn->ModeSet(pScrn); +} + +#ifdef RANDR_12_INTERFACE + +#define EDID_ATOM_NAME "EDID" + +/** + * Set the RandR EDID property + */ +static void +xf86OutputSetEDIDProperty (xf86OutputPtr output, void *data, int data_len) +{ + Atom edid_atom = MakeAtom(EDID_ATOM_NAME, sizeof(EDID_ATOM_NAME) - 1, TRUE); + + /* This may get called before the RandR resources have been created */ + if (output->randr_output == NULL) + return; + + if (data_len != 0) { + RRChangeOutputProperty(output->randr_output, edid_atom, XA_INTEGER, 8, + PropModeReplace, data_len, data, FALSE, TRUE); + } else { + RRDeleteOutputProperty(output->randr_output, edid_atom); + } +} + +#endif + +/* Pull out a phyiscal size from a detailed timing if available. */ +struct det_phySize_parameter { + xf86OutputPtr output; + ddc_quirk_t quirks; + Bool ret; +}; + +static void handle_detailed_physical_size(struct detailed_monitor_section + *det_mon, void *data) +{ + struct det_phySize_parameter *p; + p = (struct det_phySize_parameter *)data; + + if (p->ret == TRUE ) + return ; + + xf86DetTimingApplyQuirks(det_mon, p->quirks, + p->output->MonInfo->features.hsize, + p->output->MonInfo->features.vsize); + if (det_mon->type == DT && + det_mon->section.d_timings.h_size != 0 && + det_mon->section.d_timings.v_size != 0) { + + p->output->mm_width = det_mon->section.d_timings.h_size; + p->output->mm_height = det_mon->section.d_timings.v_size; + p->ret = TRUE; + } +} + +/** + * Set the EDID information for the specified output + */ +void +xf86OutputSetEDID (xf86OutputPtr output, xf86MonPtr edid_mon) +{ + ScrnInfoPtr scrn = output->scrn; + xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(scrn); + Bool debug_modes = config->debug_modes || xf86Initialising; +#ifdef RANDR_12_INTERFACE + int size; +#endif + + free(output->MonInfo); + + output->MonInfo = edid_mon; + output->mm_width = 0; + output->mm_height = 0; + + if (debug_modes) { + xf86DrvMsg(scrn->scrnIndex, X_INFO, "EDID for output %s\n", + output->name); + xf86PrintEDID(edid_mon); + } + + /* Set the DDC properties for the 'compat' output */ + if (output == xf86CompatOutput(scrn)) + xf86SetDDCproperties(scrn, edid_mon); + +#ifdef RANDR_12_INTERFACE + /* Set the RandR output properties */ + size = 0; + if (edid_mon) + { + if (edid_mon->ver.version == 1) { + size = 128; + if (edid_mon->flags & EDID_COMPLETE_RAWDATA) + size += edid_mon->no_sections * 128; + } else if (edid_mon->ver.version == 2) + size = 256; + } + xf86OutputSetEDIDProperty (output, edid_mon ? edid_mon->rawData : NULL, size); +#endif + + if (edid_mon) { + + struct det_phySize_parameter p; + p.output = output; + p.quirks = xf86DDCDetectQuirks(scrn->scrnIndex,edid_mon, FALSE); + p.ret = FALSE; + xf86ForEachDetailedBlock(edid_mon, + handle_detailed_physical_size, &p); + + /* if no mm size is available from a detailed timing, check the max size field */ + if ((!output->mm_width || !output->mm_height) && + (edid_mon->features.hsize && edid_mon->features.vsize)) + { + output->mm_width = edid_mon->features.hsize * 10; + output->mm_height = edid_mon->features.vsize * 10; + } + } +} + +/** + * Return the list of modes supported by the EDID information + * stored in 'output' + */ +DisplayModePtr +xf86OutputGetEDIDModes (xf86OutputPtr output) +{ + ScrnInfoPtr scrn = output->scrn; + xf86MonPtr edid_mon = output->MonInfo; + + if (!edid_mon) + return NULL; + return xf86DDCGetModes(scrn->scrnIndex, edid_mon); +} + +/* maybe we should care about DDC1? meh. */ +xf86MonPtr +xf86OutputGetEDID (xf86OutputPtr output, I2CBusPtr pDDCBus) +{ + ScrnInfoPtr scrn = output->scrn; + xf86MonPtr mon; + + mon = xf86DoEEDID(scrn->scrnIndex, pDDCBus, TRUE); + if (mon) + xf86DDCApplyQuirks(scrn->scrnIndex, mon); + + return mon; +} + +static char *_xf86ConnectorNames[] = { + "None", "VGA", "DVI-I", "DVI-D", + "DVI-A", "Composite", "S-Video", + "Component", "LFP", "Proprietary", + "HDMI", "DisplayPort", + }; +char * +xf86ConnectorGetName(xf86ConnectorType connector) +{ + return _xf86ConnectorNames[connector]; +} + +static void +x86_crtc_box_intersect(BoxPtr dest, BoxPtr a, BoxPtr b) +{ + dest->x1 = a->x1 > b->x1 ? a->x1 : b->x1; + dest->x2 = a->x2 < b->x2 ? a->x2 : b->x2; + dest->y1 = a->y1 > b->y1 ? a->y1 : b->y1; + dest->y2 = a->y2 < b->y2 ? a->y2 : b->y2; + + if (dest->x1 >= dest->x2 || dest->y1 >= dest->y2) + dest->x1 = dest->x2 = dest->y1 = dest->y2 = 0; +} + +static void +x86_crtc_box(xf86CrtcPtr crtc, BoxPtr crtc_box) +{ + if (crtc->enabled) { + crtc_box->x1 = crtc->x; + crtc_box->x2 = crtc->x + xf86ModeWidth(&crtc->mode, crtc->rotation); + crtc_box->y1 = crtc->y; + crtc_box->y2 = crtc->y + xf86ModeHeight(&crtc->mode, crtc->rotation); + } else + crtc_box->x1 = crtc_box->x2 = crtc_box->y1 = crtc_box->y2 = 0; +} + +static int +xf86_crtc_box_area(BoxPtr box) +{ + return (int) (box->x2 - box->x1) * (int) (box->y2 - box->y1); +} + +/* + * Return the crtc covering 'box'. If two crtcs cover a portion of + * 'box', then prefer 'desired'. If 'desired' is NULL, then prefer the crtc + * with greater coverage + */ + +static xf86CrtcPtr +xf86_covering_crtc(ScrnInfoPtr pScrn, + BoxPtr box, + xf86CrtcPtr desired, + BoxPtr crtc_box_ret) +{ + xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(pScrn); + xf86CrtcPtr crtc, best_crtc; + int coverage, best_coverage; + int c; + BoxRec crtc_box, cover_box; + + best_crtc = NULL; + best_coverage = 0; + crtc_box_ret->x1 = 0; + crtc_box_ret->x2 = 0; + crtc_box_ret->y1 = 0; + crtc_box_ret->y2 = 0; + for (c = 0; c < xf86_config->num_crtc; c++) { + crtc = xf86_config->crtc[c]; + x86_crtc_box(crtc, &crtc_box); + x86_crtc_box_intersect(&cover_box, &crtc_box, box); + coverage = xf86_crtc_box_area(&cover_box); + if (coverage && crtc == desired) { + *crtc_box_ret = crtc_box; + return crtc; + } else if (coverage > best_coverage) { + *crtc_box_ret = crtc_box; + best_crtc = crtc; + best_coverage = coverage; + } + } + return best_crtc; +} + +/* + * For overlay video, compute the relevant CRTC and + * clip video to that. + * + * returning FALSE means there was a memory failure of some kind, + * not that the video shouldn't be displayed + */ + +Bool +xf86_crtc_clip_video_helper(ScrnInfoPtr pScrn, + xf86CrtcPtr *crtc_ret, + xf86CrtcPtr desired_crtc, + BoxPtr dst, + INT32 *xa, + INT32 *xb, + INT32 *ya, + INT32 *yb, + RegionPtr reg, + INT32 width, + INT32 height) +{ + Bool ret; + RegionRec crtc_region_local; + RegionPtr crtc_region = reg; + + if (crtc_ret) { + BoxRec crtc_box; + xf86CrtcPtr crtc = xf86_covering_crtc(pScrn, dst, + desired_crtc, + &crtc_box); + + if (crtc) { + RegionInit(&crtc_region_local, &crtc_box, 1); + crtc_region = &crtc_region_local; + RegionIntersect(crtc_region, crtc_region, reg); + } + *crtc_ret = crtc; + } + + ret = xf86XVClipVideoHelper(dst, xa, xb, ya, yb, + crtc_region, width, height); + + if (crtc_region != reg) + RegionUninit(&crtc_region_local); + + return ret; +} + +xf86_crtc_notify_proc_ptr +xf86_wrap_crtc_notify (ScreenPtr screen, xf86_crtc_notify_proc_ptr new) +{ + if (xf86CrtcConfigPrivateIndex != -1) + { + ScrnInfoPtr scrn = xf86Screens[screen->myNum]; + xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(scrn); + xf86_crtc_notify_proc_ptr old; + + old = config->xf86_crtc_notify; + config->xf86_crtc_notify = new; + return old; + } + return NULL; +} + +void +xf86_unwrap_crtc_notify(ScreenPtr screen, xf86_crtc_notify_proc_ptr old) +{ + if (xf86CrtcConfigPrivateIndex != -1) + { + ScrnInfoPtr scrn = xf86Screens[screen->myNum]; + xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(scrn); + + config->xf86_crtc_notify = old; + } +} + +void +xf86_crtc_notify(ScreenPtr screen) +{ + ScrnInfoPtr scrn = xf86Screens[screen->myNum]; + xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(scrn); + + if (config->xf86_crtc_notify) + config->xf86_crtc_notify(screen); +} + +Bool +xf86_crtc_supports_gamma(ScrnInfoPtr pScrn) +{ + if (xf86CrtcConfigPrivateIndex != -1) { + xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(pScrn); + xf86CrtcPtr crtc; + + /* for multiple drivers loaded we need this */ + if (!xf86_config) + return FALSE; + if (xf86_config->num_crtc == 0) + return FALSE; + crtc = xf86_config->crtc[0]; + + return crtc->funcs->gamma_set != NULL; + } + + return FALSE; +} diff --git a/xorg-server/hw/xfree86/modes/xf86Crtc.h b/xorg-server/hw/xfree86/modes/xf86Crtc.h index e4037142f..68a968cc2 100644 --- a/xorg-server/hw/xfree86/modes/xf86Crtc.h +++ b/xorg-server/hw/xfree86/modes/xf86Crtc.h @@ -1,1075 +1,972 @@ -/* - * Copyright © 2006 Keith Packard - * - * Permission to use, copy, modify, distribute, and sell this software and its - * documentation for any purpose is hereby granted without fee, provided that - * the above copyright notice appear in all copies and that both that copyright - * notice and this permission notice appear in supporting documentation, and - * that the name of the copyright holders not be used in advertising or - * publicity pertaining to distribution of the software without specific, - * written prior permission. The copyright holders make no representations - * about the suitability of this software for any purpose. It is provided "as - * is" without express or implied warranty. - * - * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, - * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO - * EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR - * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, - * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER - * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE - * OF THIS SOFTWARE. - */ -#ifndef _XF86CRTC_H_ -#define _XF86CRTC_H_ - -#include -#include "randrstr.h" -#if XF86_MODES_RENAME -#include "xf86Rename.h" -#endif -#include "xf86Modes.h" -#include "xf86Cursor.h" -#include "xf86i2c.h" -#include "damage.h" -#include "picturestr.h" - -/* Compat definitions for older X Servers. */ -#ifndef M_T_PREFERRED -#define M_T_PREFERRED 0x08 -#endif -#ifndef M_T_DRIVER -#define M_T_DRIVER 0x40 -#endif -#ifndef M_T_USERPREF -#define M_T_USERPREF 0x80 -#endif -#ifndef HARDWARE_CURSOR_ARGB -#define HARDWARE_CURSOR_ARGB 0x00004000 -#endif - -typedef struct _xf86Crtc xf86CrtcRec, *xf86CrtcPtr; -typedef struct _xf86Output xf86OutputRec, *xf86OutputPtr; - -/* define a standard for connector types */ -typedef enum _xf86ConnectorType { - XF86ConnectorNone, - XF86ConnectorVGA, - XF86ConnectorDVI_I, - XF86ConnectorDVI_D, - XF86ConnectorDVI_A, - XF86ConnectorComposite, - XF86ConnectorSvideo, - XF86ConnectorComponent, - XF86ConnectorLFP, - XF86ConnectorProprietary, - XF86ConnectorHDMI, - XF86ConnectorDisplayPort, -} xf86ConnectorType; - -typedef enum _xf86OutputStatus { - XF86OutputStatusConnected, - XF86OutputStatusDisconnected, - XF86OutputStatusUnknown -} xf86OutputStatus; - -typedef enum _xf86CrtcSetFlags { - XF86CrtcSetMode = 1, /* mode */ - XF86CrtcSetOutput = 2, /* outputs */ - XF86CrtcSetOrigin = 4, /* x/y */ - XF86CrtcSetTransform = 8, /* transform */ - XF86CrtcSetRotation = 16, /* rotation */ - XF86CrtcSetProperty = 32, /* output property */ - XF86CrtcSetScanoutPixmap = 64, /* scanout pixmap */ -} xf86CrtcSetFlags; - -typedef struct _xf86CrtcSet { - xf86CrtcSetFlags flags; - DisplayModePtr mode; - Rotation rotation; - RRTransformPtr transform; - int x, y; - PixmapPtr scanout_pixmap; -} xf86CrtcSetRec; - -typedef struct _xf86CrtcFuncs { - /** - * Turns the crtc on/off, or sets intermediate power levels if available. - * - * Unsupported intermediate modes drop to the lower power setting. If the - * mode is DPMSModeOff, the crtc must be disabled sufficiently for it to - * be safe to call mode_set. - */ - void - (*dpms)(xf86CrtcPtr crtc, - int mode); - - /** - * Saves the crtc's state for restoration on VT switch. - */ - void - (*save)(xf86CrtcPtr crtc); - - /** - * Restore's the crtc's state at VT switch. - */ - void - (*restore)(xf86CrtcPtr crtc); - - /** - * Lock CRTC prior to mode setting, mostly for DRI. - * Returns whether unlock is needed - */ - Bool - (*lock) (xf86CrtcPtr crtc); - - /** - * Unlock CRTC after mode setting, mostly for DRI - */ - void - (*unlock) (xf86CrtcPtr crtc); - - /** - * Callback to adjust the mode to be set in the CRTC. - * - * This allows a CRTC to adjust the clock or even the entire set of - * timings, which is used for panels with fixed timings or for - * buses with clock limitations. - */ - Bool - (*mode_fixup)(xf86CrtcPtr crtc, - DisplayModePtr mode, - DisplayModePtr adjusted_mode); - - /** - * Prepare CRTC for an upcoming mode set. - */ - void - (*prepare)(xf86CrtcPtr crtc); - - /** - * Callback for setting up a video mode after fixups have been made. - */ - void - (*mode_set)(xf86CrtcPtr crtc, - DisplayModePtr mode, - DisplayModePtr adjusted_mode, - int x, int y); - - /** - * Commit mode changes to a CRTC - */ - void - (*commit)(xf86CrtcPtr crtc); - - /* Set the color ramps for the CRTC to the given values. */ - void - (*gamma_set)(xf86CrtcPtr crtc, CARD16 *red, CARD16 *green, CARD16 *blue, - int size); - - /** - * Allocate the shadow area, delay the pixmap creation until needed - */ - void * - (*shadow_allocate) (xf86CrtcPtr crtc, int width, int height); - - /** - * Create shadow pixmap for rotation support - */ - PixmapPtr - (*shadow_create) (xf86CrtcPtr crtc, void *data, int width, int height); - - /** - * Destroy shadow pixmap - */ - void - (*shadow_destroy) (xf86CrtcPtr crtc, PixmapPtr pPixmap, void *data); - - /** - * Set cursor colors - */ - void - (*set_cursor_colors) (xf86CrtcPtr crtc, int bg, int fg); - - /** - * Set cursor position - */ - void - (*set_cursor_position) (xf86CrtcPtr crtc, int x, int y); - - /** - * Show cursor - */ - void - (*show_cursor) (xf86CrtcPtr crtc); - - /** - * Hide cursor - */ - void - (*hide_cursor) (xf86CrtcPtr crtc); - - /** - * Load monochrome image - */ - void - (*load_cursor_image) (xf86CrtcPtr crtc, CARD8 *image); - - /** - * Load ARGB image - */ - void - (*load_cursor_argb) (xf86CrtcPtr crtc, CARD32 *image); - - /** - * Clean up driver-specific bits of the crtc - */ - void - (*destroy) (xf86CrtcPtr crtc); - - /** - * Less fine-grained mode setting entry point for kernel modesetting - */ - Bool - (*set_mode_major)(xf86CrtcPtr crtc, DisplayModePtr mode, - Rotation rotation, int x, int y); - - /** - * Callback for panning. Doesn't change the mode. - * Added in ABI version 2 - */ - void - (*set_origin)(xf86CrtcPtr crtc, int x, int y); - - /** - * General mode setting entry point that does everything - */ - Bool - (*set)(xf86CrtcPtr crtc, xf86CrtcSetFlags flags); - -} xf86CrtcFuncsRec, *xf86CrtcFuncsPtr; - -#define XF86_CRTC_VERSION 3 - -struct _xf86Crtc { - /** - * ABI versioning - */ - int version; - - /** - * Associated ScrnInfo - */ - ScrnInfoPtr scrn; - - /** - * Desired state of this CRTC - * - * Set when this CRTC should be driving one or more outputs - */ - Bool enabled; - - /** - * Active mode - * - * This reflects the mode as set in the CRTC currently - * It will be cleared when the VT is not active or - * during server startup - */ - DisplayModeRec mode; - Rotation rotation; - PixmapPtr rotatedPixmap; - void *rotatedData; - PixmapPtr scanoutPixmap; - - /** - * Position on screen - * - * Locates this CRTC within the frame buffer - */ - int x, y; - - /** - * Desired mode - * - * This is set to the requested mode, independent of - * whether the VT is active. In particular, it receives - * the startup configured mode and saves the active mode - * on VT switch. - */ - DisplayModeRec desiredMode; - Rotation desiredRotation; - int desiredX, desiredY; - - /** crtc-specific functions */ - const xf86CrtcFuncsRec *funcs; - - /** - * Driver private - * - * Holds driver-private information - */ - void *driver_private; - -#ifdef RANDR_12_INTERFACE - /** - * RandR crtc - * - * When RandR 1.2 is available, this - * points at the associated crtc object - */ - RRCrtcPtr randr_crtc; -#else - void *randr_crtc; -#endif - - /** - * Current cursor is ARGB - */ - Bool cursor_argb; - /** - * Track whether cursor is within CRTC range - */ - Bool cursor_in_range; - /** - * Track state of cursor associated with this CRTC - */ - Bool cursor_shown; - - /** - * Current transformation matrix - */ - PictTransform crtc_to_framebuffer; - /* framebuffer_to_crtc was removed in ABI 2 */ - struct pict_f_transform f_crtc_to_framebuffer; /* ABI 2 */ - struct pict_f_transform f_framebuffer_to_crtc; /* ABI 2 */ - PictFilterPtr filter; /* ABI 2 */ - xFixed *params; /* ABI 2 */ - int nparams; /* ABI 2 */ - int filter_width; /* ABI 2 */ - int filter_height; /* ABI 2 */ - Bool transform_in_use; - Bool sprite_transform_in_use; - RRTransformRec transform; /* ABI 2 */ - Bool transformPresent; /* ABI 2 */ - RRTransformRec desiredTransform; /* ABI 2 */ - Bool desiredTransformPresent; /* ABI 2 */ - /** - * Bounding box in screen space - */ - BoxRec bounds; - /** - * Panning: - * TotalArea: total panning area, larger than CRTC's size - * TrackingArea: Area of the pointer for which the CRTC is panned - * border: Borders of the displayed CRTC area which induces panning if the pointer reaches them - * Added in ABI version 2 - */ - BoxRec panningTotalArea; - BoxRec panningTrackingArea; - INT16 panningBorder[4]; - - /** - * Current gamma, especially useful after initial config. - * Added in ABI version 3 - */ - CARD16 *gamma_red; - CARD16 *gamma_green; - CARD16 *gamma_blue; - int gamma_size; - - /** - * Actual state of this CRTC - * - * Set to TRUE after modesetting, set to FALSE if no outputs are connected - * Added in ABI version 3 - */ - Bool active; - /** - * Clear the shadow - */ - Bool shadowClear; - - /** - * Sprite position transforms - */ - - /* Transform a screen coordinate to a crtc coordinate */ - struct pixman_f_transform f_screen_to_crtc; - - /* The user-specified portion of the screen to crtc conversion */ - struct pixman_f_transform user_sprite_position_transform; - - /* Transform a hardware cursor coordinate to a cursor coordinate */ - struct pixman_f_transform f_crtc_to_cursor; - - /* The user-specified portion of the cursor to hardware transform */ - struct pixman_f_transform user_sprite_image_transform; -}; - -typedef struct _xf86OutputFuncs { - /** - * Called to allow the output a chance to create properties after the - * RandR objects have been created. - */ - void - (*create_resources)(xf86OutputPtr output); - - /** - * Turns the output on/off, or sets intermediate power levels if available. - * - * Unsupported intermediate modes drop to the lower power setting. If the - * mode is DPMSModeOff, the output must be disabled, as the DPLL may be - * disabled afterwards. - */ - void - (*dpms)(xf86OutputPtr output, - int mode); - - /** - * Saves the output's state for restoration on VT switch. - */ - void - (*save)(xf86OutputPtr output); - - /** - * Restore's the output's state at VT switch. - */ - void - (*restore)(xf86OutputPtr output); - - /** - * Callback for testing a video mode for a given output. - * - * This function should only check for cases where a mode can't be supported - * on the output specifically, and not represent generic CRTC limitations. - * - * \return MODE_OK if the mode is valid, or another MODE_* otherwise. - */ - int - (*mode_valid)(xf86OutputPtr output, - DisplayModePtr pMode); - - /** - * Callback to adjust the mode to be set in the CRTC. - * - * This allows an output to adjust the clock or even the entire set of - * timings, which is used for panels with fixed timings or for - * buses with clock limitations. - */ - Bool - (*mode_fixup)(xf86OutputPtr output, - DisplayModePtr mode, - DisplayModePtr adjusted_mode); - - /** - * Callback for preparing mode changes on an output - */ - void - (*prepare)(xf86OutputPtr output); - - /** - * Callback for committing mode changes on an output - */ - void - (*commit)(xf86OutputPtr output); - - /** - * Callback for setting up a video mode after fixups have been made. - * - * This is only called while the output is disabled. The dpms callback - * must be all that's necessary for the output, to turn the output on - * after this function is called. - */ - void - (*mode_set)(xf86OutputPtr output, - DisplayModePtr mode, - DisplayModePtr adjusted_mode); - - /** - * Probe for a connected output, and return detect_status. - */ - xf86OutputStatus - (*detect)(xf86OutputPtr output); - - /** - * Query the device for the modes it provides. - * - * This function may also update MonInfo, mm_width, and mm_height. - * - * \return singly-linked list of modes or NULL if no modes found. - */ - DisplayModePtr - (*get_modes)(xf86OutputPtr output); - -#ifdef RANDR_12_INTERFACE - /** - * Callback when an output's property has changed. - */ - Bool - (*set_property)(xf86OutputPtr output, - Atom property, - RRPropertyValuePtr value); -#endif -#ifdef RANDR_13_INTERFACE - /** - * Callback to get an updated property value - */ - Bool - (*get_property)(xf86OutputPtr output, - Atom property); -#endif -#ifdef RANDR_GET_CRTC_INTERFACE - /** - * Callback to get current CRTC for a given output - */ - xf86CrtcPtr - (*get_crtc)(xf86OutputPtr output); -#endif - /** - * Clean up driver-specific bits of the output - */ - void - (*destroy) (xf86OutputPtr output); -} xf86OutputFuncsRec, *xf86OutputFuncsPtr; - - -#define XF86_OUTPUT_VERSION 2 - -struct _xf86Output { - /** - * ABI versioning - */ - int version; - - /** - * Associated ScrnInfo - */ - ScrnInfoPtr scrn; - - /** - * Currently connected crtc (if any) - * - * If this output is not in use, this field will be NULL. - */ - xf86CrtcPtr crtc; - - /** - * Possible CRTCs for this output as a mask of crtc indices - */ - CARD32 possible_crtcs; - - /** - * Possible outputs to share the same CRTC as a mask of output indices - */ - CARD32 possible_clones; - - /** - * Whether this output can support interlaced modes - */ - Bool interlaceAllowed; - - /** - * Whether this output can support double scan modes - */ - Bool doubleScanAllowed; - - /** - * List of available modes on this output. - * - * This should be the list from get_modes(), plus perhaps additional - * compatible modes added later. - */ - DisplayModePtr probed_modes; - - /** - * Options parsed from the related monitor section - */ - OptionInfoPtr options; - - /** - * Configured monitor section - */ - XF86ConfMonitorPtr conf_monitor; - - /** - * Desired initial position - */ - int initial_x, initial_y; - - /** - * Desired initial rotation - */ - Rotation initial_rotation; - - /** - * Current connection status - * - * This indicates whether a monitor is known to be connected - * to this output or not, or whether there is no way to tell - */ - xf86OutputStatus status; - - /** EDID monitor information */ - xf86MonPtr MonInfo; - - /** subpixel order */ - int subpixel_order; - - /** Physical size of the currently attached output device. */ - int mm_width, mm_height; - - /** Output name */ - char *name; - - /** output-specific functions */ - const xf86OutputFuncsRec *funcs; - - /** driver private information */ - void *driver_private; - - /** Whether to use the old per-screen Monitor config section */ - Bool use_screen_monitor; - -#ifdef RANDR_12_INTERFACE - /** - * RandR 1.2 output structure. - * - * When RandR 1.2 is available, this points at the associated - * RandR output structure and is created when this output is created - */ - RROutputPtr randr_output; -#else - void *randr_output; -#endif - /** - * Desired initial panning - * Added in ABI version 2 - */ - BoxRec initialTotalArea; - BoxRec initialTrackingArea; - INT16 initialBorder[4]; -}; - -typedef enum _xf86SetConfigResponse { - xf86SetConfigFailed, /* set_config failed */ - xf86SetConfigChecked, /* set_config validated the configuration */ - xf86SetConfigDone, /* set_config finished the work */ -} xf86SetConfigResponse; - -typedef struct _xf86CrtcSetConfig { - xf86CrtcPtr crtc; - int x, y; - DisplayModeRec mode; - Rotation rotation; - int numOutputs; - xf86OutputPtr *outputs; - struct pict_f_transform sprite_position_transform; - struct pict_f_transform sprite_image_transform; - - /* Probably want some internal structure for the pixmap so that - * this can be set before the server is running - */ - PixmapPtr pixmap; - int pixmap_x, pixmap_y; -} xf86CrtcSetConfigRec, *xf86CrtcSetConfigPtr; - -typedef struct _xf86CrtcScanoutFormat { - int depth; - int bitsPerPixel; - int maxWidth, maxHeight; - Rotation rotations; - PictFormatShort format; -} xf86CrtcScanoutFormat; - -typedef struct _xf86CrtcConfigFuncs { - /** - * Requests that the driver resize the screen. - * - * The driver is responsible for updating scrn->virtualX and scrn->virtualY. - * If the requested size cannot be set, the driver should leave those values - * alone and return FALSE. - * - * A naive driver that cannot reallocate the screen may simply change - * virtual[XY]. A more advanced driver will want to also change the - * devPrivate.ptr and devKind of the screen pixmap, update any offscreen - * pixmaps it may have moved, and change pScrn->displayWidth. - */ - Bool - (*resize)(ScrnInfoPtr scrn, - int width, - int height); - - xf86SetConfigResponse - (*set_config) (ScrnInfoPtr scrn, - RRScreenConfigPtr screen_config, - xf86CrtcSetConfigPtr crtc_configs, - int num_configs); - - /** - * Create a scanout pixmap - */ - PixmapPtr - (*create_scanout_pixmap)(ScrnInfoPtr scrn, - int width, - int height, - Rotation rotations, - xf86CrtcScanoutFormat *format); - -} xf86CrtcConfigFuncsRec, *xf86CrtcConfigFuncsPtr; - -typedef void (*xf86_crtc_notify_proc_ptr) (ScreenPtr pScreen); - -typedef struct _xf86CrtcConfig { - int num_output; - xf86OutputPtr *output; - /** - * compat_output is used whenever we deal - * with legacy code that only understands a single - * output. pScrn->modes will be loaded from this output, - * adjust frame will whack this output, etc. - */ - int compat_output; - - int num_crtc; - xf86CrtcPtr *crtc; - - int minWidth, minHeight; - int maxWidth, maxHeight; - - /* For crtc-based rotation */ - DamagePtr rotation_damage; - Bool rotation_damage_registered; - - /* DGA */ - unsigned int dga_flags; - unsigned long dga_address; - DGAModePtr dga_modes; - int dga_nmode; - int dga_width, dga_height, dga_stride; - DisplayModePtr dga_save_mode; - - const xf86CrtcConfigFuncsRec *funcs; - - CreateScreenResourcesProcPtr CreateScreenResources; - - CloseScreenProcPtr CloseScreen; - - /* Cursor information */ - xf86CursorInfoPtr cursor_info; - CursorPtr cursor; - CARD8 *cursor_image; - Bool cursor_on; - CARD32 cursor_fg, cursor_bg; - - /** - * Options parsed from the related device section - */ - OptionInfoPtr options; - - Bool debug_modes; - - /* wrap screen BlockHandler for rotation */ - ScreenBlockHandlerProcPtr BlockHandler; - - /* callback when crtc configuration changes */ - xf86_crtc_notify_proc_ptr xf86_crtc_notify; - - /* - * Supported scanout pixmap formats - */ - int num_scanout_formats; - xf86CrtcScanoutFormat *scanout_formats; -} xf86CrtcConfigRec, *xf86CrtcConfigPtr; - -extern _X_EXPORT int xf86CrtcConfigPrivateIndex; - -#define XF86_CRTC_CONFIG_PTR(p) ((xf86CrtcConfigPtr) ((p)->privates[xf86CrtcConfigPrivateIndex].ptr)) - -static _X_INLINE xf86OutputPtr -xf86CompatOutput(ScrnInfoPtr pScrn) -{ - xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(pScrn); - return config->output[config->compat_output]; -} - -static _X_INLINE xf86CrtcPtr -xf86CompatCrtc(ScrnInfoPtr pScrn) -{ - xf86OutputPtr compat_output = xf86CompatOutput(pScrn); - if (!compat_output) - return NULL; - return compat_output->crtc; -} - -static _X_INLINE RRCrtcPtr -xf86CompatRRCrtc(ScrnInfoPtr pScrn) -{ - xf86CrtcPtr compat_crtc = xf86CompatCrtc(pScrn); - if (!compat_crtc) - return NULL; - return compat_crtc->randr_crtc; -} - - -/* - * Initialize xf86CrtcConfig structure - */ - -extern _X_EXPORT void -xf86CrtcConfigInit (ScrnInfoPtr scrn, - const xf86CrtcConfigFuncsRec *funcs); - -extern _X_EXPORT void -xf86CrtcSetSizeRange (ScrnInfoPtr scrn, - int minWidth, int minHeight, - int maxWidth, int maxHeight); - -extern _X_EXPORT void -xf86CrtcSetScanoutFormats (ScrnInfoPtr scrn, - int num_formats, - xf86CrtcScanoutFormat *formats); - -/* - * Crtc functions - */ -extern _X_EXPORT xf86CrtcPtr -xf86CrtcCreate (ScrnInfoPtr scrn, - const xf86CrtcFuncsRec *funcs); - -extern _X_EXPORT void -xf86CrtcDestroy (xf86CrtcPtr crtc); - -/** - * Change a crtc configuration (modes, outputs, etc) - */ - -extern _X_EXPORT Bool -xf86CrtcSet (xf86CrtcPtr crtc, xf86CrtcSetRec *set); - -extern _X_EXPORT void -xf86CrtcSetOrigin (xf86CrtcPtr crtc, int x, int y); - -/* - * Assign crtc rotation during mode set - */ -extern _X_EXPORT Bool -xf86CrtcRotate (xf86CrtcPtr crtc); - - -/* - * Update cursor transform matrices after user changes - * This is just the cursor subset of xf86CrtcRotate - */ -extern _X_EXPORT void -xf86CrtcRotateCursor (xf86CrtcPtr crtc); - -/* - * Clean up any rotation data, used when a crtc is turned off - * as well as when rotation is disabled. - */ -extern _X_EXPORT void -xf86RotateDestroy (xf86CrtcPtr crtc); - -/* - * free shadow memory allocated for all crtcs - */ -extern _X_EXPORT void -xf86RotateFreeShadow(ScrnInfoPtr pScrn); - -/* - * Clean up rotation during CloseScreen - */ -extern _X_EXPORT void -xf86RotateCloseScreen (ScreenPtr pScreen); - -/** - * Return whether any output is assigned to the crtc - */ -extern _X_EXPORT Bool -xf86CrtcInUse (xf86CrtcPtr crtc); - -/* - * Output functions - */ -extern _X_EXPORT xf86OutputPtr -xf86OutputCreate (ScrnInfoPtr scrn, - const xf86OutputFuncsRec *funcs, - const char *name); - -extern _X_EXPORT void -xf86OutputUseScreenMonitor (xf86OutputPtr output, Bool use_screen_monitor); - -extern _X_EXPORT Bool -xf86OutputRename (xf86OutputPtr output, const char *name); - -extern _X_EXPORT void -xf86OutputDestroy (xf86OutputPtr output); - -extern _X_EXPORT void -xf86ProbeOutputModes (ScrnInfoPtr pScrn, int maxX, int maxY); - -extern _X_EXPORT void -xf86SetScrnInfoModes (ScrnInfoPtr pScrn); - -#ifdef RANDR_13_INTERFACE -# define ScreenInitRetType int -#else -# define ScreenInitRetType Bool -#endif - -extern _X_EXPORT ScreenInitRetType -xf86CrtcScreenInit (ScreenPtr pScreen); - -extern _X_EXPORT Bool -xf86InitialConfiguration (ScrnInfoPtr pScrn, Bool canGrow); - -extern _X_EXPORT void -xf86DPMSSet(ScrnInfoPtr pScrn, int PowerManagementMode, int flags); - -extern _X_EXPORT Bool -xf86SaveScreen(ScreenPtr pScreen, int mode); - -extern _X_EXPORT void -xf86DisableUnusedFunctions(ScrnInfoPtr pScrn); - -extern _X_EXPORT DisplayModePtr -xf86OutputFindClosestMode (xf86OutputPtr output, DisplayModePtr desired); - -extern _X_EXPORT Bool -xf86SetSingleMode (ScrnInfoPtr pScrn, DisplayModePtr desired, Rotation rotation); - -/** - * Set the EDID information for the specified output - */ -extern _X_EXPORT void -xf86OutputSetEDID (xf86OutputPtr output, xf86MonPtr edid_mon); - -/** - * Return the list of modes supported by the EDID information - * stored in 'output' - */ -extern _X_EXPORT DisplayModePtr -xf86OutputGetEDIDModes (xf86OutputPtr output); - -extern _X_EXPORT xf86MonPtr -xf86OutputGetEDID (xf86OutputPtr output, I2CBusPtr pDDCBus); - -/** - * Initialize dga for this screen - */ - -#ifdef XFreeXDGA -extern _X_EXPORT Bool -xf86DiDGAInit (ScreenPtr pScreen, unsigned long dga_address); - -/* this is the real function, used only internally */ -_X_INTERNAL Bool -_xf86_di_dga_init_internal (ScreenPtr pScreen); - -/** - * Re-initialize dga for this screen (as when the set of modes changes) - */ - -extern _X_EXPORT Bool -xf86DiDGAReInit (ScreenPtr pScreen); -#endif - -/* This is the real function, used only internally */ -_X_INTERNAL Bool -_xf86_di_dga_reinit_internal (ScreenPtr pScreen); - -/* - * Set the subpixel order reported for the screen using - * the information from the outputs - */ - -extern _X_EXPORT void -xf86CrtcSetScreenSubpixelOrder (ScreenPtr pScreen); - -/* - * Get a standard string name for a connector type - */ -extern _X_EXPORT char * -xf86ConnectorGetName(xf86ConnectorType connector); - -/* - * Using the desired mode information in each crtc, set - * modes (used in EnterVT functions, or at server startup) - */ - -extern _X_EXPORT Bool -xf86SetDesiredModes (ScrnInfoPtr pScrn); - -/** - * Initialize the CRTC-based cursor code. CRTC function vectors must - * contain relevant cursor setting functions. - * - * Driver should call this from ScreenInit function - */ -extern _X_EXPORT Bool -xf86_cursors_init (ScreenPtr screen, int max_width, int max_height, int flags); - -/** - * Called when anything on the screen is reconfigured. - * - * Reloads cursor images as needed, then adjusts cursor positions. - * - * Driver should call this from crtc commit function. - */ -extern _X_EXPORT void -xf86_reload_cursors (ScreenPtr screen); - -/** - * Called from EnterVT to turn the cursors back on - */ -extern _X_EXPORT void -xf86_show_cursors (ScrnInfoPtr scrn); - -/** - * Called by the driver to turn cursors off - */ -extern _X_EXPORT void -xf86_hide_cursors (ScrnInfoPtr scrn); - -/** - * Clean up CRTC-based cursor code. Driver must call this at CloseScreen time. - */ -extern _X_EXPORT void -xf86_cursors_fini (ScreenPtr screen); - -/* - * For overlay video, compute the relevant CRTC and - * clip video to that. - * wraps xf86XVClipVideoHelper() - */ - -extern _X_EXPORT Bool -xf86_crtc_clip_video_helper(ScrnInfoPtr pScrn, - xf86CrtcPtr *crtc_ret, - xf86CrtcPtr desired_crtc, - BoxPtr dst, - INT32 *xa, - INT32 *xb, - INT32 *ya, - INT32 *yb, - RegionPtr reg, - INT32 width, - INT32 height); - -extern _X_EXPORT xf86_crtc_notify_proc_ptr -xf86_wrap_crtc_notify (ScreenPtr pScreen, xf86_crtc_notify_proc_ptr new); - -extern _X_EXPORT void -xf86_unwrap_crtc_notify(ScreenPtr pScreen, xf86_crtc_notify_proc_ptr old); - -extern _X_EXPORT void -xf86_crtc_notify(ScreenPtr pScreen); - -/** - * Gamma - */ - -extern _X_EXPORT Bool -xf86_crtc_supports_gamma(ScrnInfoPtr pScrn); - -#endif /* _XF86CRTC_H_ */ +/* + * Copyright © 2006 Keith Packard + * + * Permission to use, copy, modify, distribute, and sell this software and its + * documentation for any purpose is hereby granted without fee, provided that + * the above copyright notice appear in all copies and that both that copyright + * notice and this permission notice appear in supporting documentation, and + * that the name of the copyright holders not be used in advertising or + * publicity pertaining to distribution of the software without specific, + * written prior permission. The copyright holders make no representations + * about the suitability of this software for any purpose. It is provided "as + * is" without express or implied warranty. + * + * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, + * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO + * EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR + * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, + * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER + * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE + * OF THIS SOFTWARE. + */ +#ifndef _XF86CRTC_H_ +#define _XF86CRTC_H_ + +#include +#include "randrstr.h" +#if XF86_MODES_RENAME +#include "xf86Rename.h" +#endif +#include "xf86Modes.h" +#include "xf86Cursor.h" +#include "xf86i2c.h" +#include "damage.h" +#include "picturestr.h" + +/* Compat definitions for older X Servers. */ +#ifndef M_T_PREFERRED +#define M_T_PREFERRED 0x08 +#endif +#ifndef M_T_DRIVER +#define M_T_DRIVER 0x40 +#endif +#ifndef M_T_USERPREF +#define M_T_USERPREF 0x80 +#endif +#ifndef HARDWARE_CURSOR_ARGB +#define HARDWARE_CURSOR_ARGB 0x00004000 +#endif + +typedef struct _xf86Crtc xf86CrtcRec, *xf86CrtcPtr; +typedef struct _xf86Output xf86OutputRec, *xf86OutputPtr; + +/* define a standard for connector types */ +typedef enum _xf86ConnectorType { + XF86ConnectorNone, + XF86ConnectorVGA, + XF86ConnectorDVI_I, + XF86ConnectorDVI_D, + XF86ConnectorDVI_A, + XF86ConnectorComposite, + XF86ConnectorSvideo, + XF86ConnectorComponent, + XF86ConnectorLFP, + XF86ConnectorProprietary, + XF86ConnectorHDMI, + XF86ConnectorDisplayPort, +} xf86ConnectorType; + +typedef enum _xf86OutputStatus { + XF86OutputStatusConnected, + XF86OutputStatusDisconnected, + XF86OutputStatusUnknown +} xf86OutputStatus; + +typedef struct _xf86CrtcFuncs { + /** + * Turns the crtc on/off, or sets intermediate power levels if available. + * + * Unsupported intermediate modes drop to the lower power setting. If the + * mode is DPMSModeOff, the crtc must be disabled sufficiently for it to + * be safe to call mode_set. + */ + void + (*dpms)(xf86CrtcPtr crtc, + int mode); + + /** + * Saves the crtc's state for restoration on VT switch. + */ + void + (*save)(xf86CrtcPtr crtc); + + /** + * Restore's the crtc's state at VT switch. + */ + void + (*restore)(xf86CrtcPtr crtc); + + /** + * Lock CRTC prior to mode setting, mostly for DRI. + * Returns whether unlock is needed + */ + Bool + (*lock) (xf86CrtcPtr crtc); + + /** + * Unlock CRTC after mode setting, mostly for DRI + */ + void + (*unlock) (xf86CrtcPtr crtc); + + /** + * Callback to adjust the mode to be set in the CRTC. + * + * This allows a CRTC to adjust the clock or even the entire set of + * timings, which is used for panels with fixed timings or for + * buses with clock limitations. + */ + Bool + (*mode_fixup)(xf86CrtcPtr crtc, + DisplayModePtr mode, + DisplayModePtr adjusted_mode); + + /** + * Prepare CRTC for an upcoming mode set. + */ + void + (*prepare)(xf86CrtcPtr crtc); + + /** + * Callback for setting up a video mode after fixups have been made. + */ + void + (*mode_set)(xf86CrtcPtr crtc, + DisplayModePtr mode, + DisplayModePtr adjusted_mode, + int x, int y); + + /** + * Commit mode changes to a CRTC + */ + void + (*commit)(xf86CrtcPtr crtc); + + /* Set the color ramps for the CRTC to the given values. */ + void + (*gamma_set)(xf86CrtcPtr crtc, CARD16 *red, CARD16 *green, CARD16 *blue, + int size); + + /** + * Allocate the shadow area, delay the pixmap creation until needed + */ + void * + (*shadow_allocate) (xf86CrtcPtr crtc, int width, int height); + + /** + * Create shadow pixmap for rotation support + */ + PixmapPtr + (*shadow_create) (xf86CrtcPtr crtc, void *data, int width, int height); + + /** + * Destroy shadow pixmap + */ + void + (*shadow_destroy) (xf86CrtcPtr crtc, PixmapPtr pPixmap, void *data); + + /** + * Set cursor colors + */ + void + (*set_cursor_colors) (xf86CrtcPtr crtc, int bg, int fg); + + /** + * Set cursor position + */ + void + (*set_cursor_position) (xf86CrtcPtr crtc, int x, int y); + + /** + * Show cursor + */ + void + (*show_cursor) (xf86CrtcPtr crtc); + + /** + * Hide cursor + */ + void + (*hide_cursor) (xf86CrtcPtr crtc); + + /** + * Load monochrome image + */ + void + (*load_cursor_image) (xf86CrtcPtr crtc, CARD8 *image); + + /** + * Load ARGB image + */ + void + (*load_cursor_argb) (xf86CrtcPtr crtc, CARD32 *image); + + /** + * Clean up driver-specific bits of the crtc + */ + void + (*destroy) (xf86CrtcPtr crtc); + + /** + * Less fine-grained mode setting entry point for kernel modesetting + */ + Bool + (*set_mode_major)(xf86CrtcPtr crtc, DisplayModePtr mode, + Rotation rotation, int x, int y); + + /** + * Callback for panning. Doesn't change the mode. + * Added in ABI version 2 + */ + void + (*set_origin)(xf86CrtcPtr crtc, int x, int y); + +} xf86CrtcFuncsRec, *xf86CrtcFuncsPtr; + +#define XF86_CRTC_VERSION 3 + +struct _xf86Crtc { + /** + * ABI versioning + */ + int version; + + /** + * Associated ScrnInfo + */ + ScrnInfoPtr scrn; + + /** + * Desired state of this CRTC + * + * Set when this CRTC should be driving one or more outputs + */ + Bool enabled; + + /** + * Active mode + * + * This reflects the mode as set in the CRTC currently + * It will be cleared when the VT is not active or + * during server startup + */ + DisplayModeRec mode; + Rotation rotation; + PixmapPtr rotatedPixmap; + void *rotatedData; + + /** + * Position on screen + * + * Locates this CRTC within the frame buffer + */ + int x, y; + + /** + * Desired mode + * + * This is set to the requested mode, independent of + * whether the VT is active. In particular, it receives + * the startup configured mode and saves the active mode + * on VT switch. + */ + DisplayModeRec desiredMode; + Rotation desiredRotation; + int desiredX, desiredY; + + /** crtc-specific functions */ + const xf86CrtcFuncsRec *funcs; + + /** + * Driver private + * + * Holds driver-private information + */ + void *driver_private; + +#ifdef RANDR_12_INTERFACE + /** + * RandR crtc + * + * When RandR 1.2 is available, this + * points at the associated crtc object + */ + RRCrtcPtr randr_crtc; +#else + void *randr_crtc; +#endif + + /** + * Current cursor is ARGB + */ + Bool cursor_argb; + /** + * Track whether cursor is within CRTC range + */ + Bool cursor_in_range; + /** + * Track state of cursor associated with this CRTC + */ + Bool cursor_shown; + + /** + * Current transformation matrix + */ + PictTransform crtc_to_framebuffer; + /* framebuffer_to_crtc was removed in ABI 2 */ + struct pict_f_transform f_crtc_to_framebuffer; /* ABI 2 */ + struct pict_f_transform f_framebuffer_to_crtc; /* ABI 2 */ + PictFilterPtr filter; /* ABI 2 */ + xFixed *params; /* ABI 2 */ + int nparams; /* ABI 2 */ + int filter_width; /* ABI 2 */ + int filter_height; /* ABI 2 */ + Bool transform_in_use; + RRTransformRec transform; /* ABI 2 */ + Bool transformPresent; /* ABI 2 */ + RRTransformRec desiredTransform; /* ABI 2 */ + Bool desiredTransformPresent; /* ABI 2 */ + /** + * Bounding box in screen space + */ + BoxRec bounds; + /** + * Panning: + * TotalArea: total panning area, larger than CRTC's size + * TrackingArea: Area of the pointer for which the CRTC is panned + * border: Borders of the displayed CRTC area which induces panning if the pointer reaches them + * Added in ABI version 2 + */ + BoxRec panningTotalArea; + BoxRec panningTrackingArea; + INT16 panningBorder[4]; + + /** + * Current gamma, especially useful after initial config. + * Added in ABI version 3 + */ + CARD16 *gamma_red; + CARD16 *gamma_green; + CARD16 *gamma_blue; + int gamma_size; + + /** + * Actual state of this CRTC + * + * Set to TRUE after modesetting, set to FALSE if no outputs are connected + * Added in ABI version 3 + */ + Bool active; + /** + * Clear the shadow + */ + Bool shadowClear; +}; + +typedef struct _xf86OutputFuncs { + /** + * Called to allow the output a chance to create properties after the + * RandR objects have been created. + */ + void + (*create_resources)(xf86OutputPtr output); + + /** + * Turns the output on/off, or sets intermediate power levels if available. + * + * Unsupported intermediate modes drop to the lower power setting. If the + * mode is DPMSModeOff, the output must be disabled, as the DPLL may be + * disabled afterwards. + */ + void + (*dpms)(xf86OutputPtr output, + int mode); + + /** + * Saves the output's state for restoration on VT switch. + */ + void + (*save)(xf86OutputPtr output); + + /** + * Restore's the output's state at VT switch. + */ + void + (*restore)(xf86OutputPtr output); + + /** + * Callback for testing a video mode for a given output. + * + * This function should only check for cases where a mode can't be supported + * on the output specifically, and not represent generic CRTC limitations. + * + * \return MODE_OK if the mode is valid, or another MODE_* otherwise. + */ + int + (*mode_valid)(xf86OutputPtr output, + DisplayModePtr pMode); + + /** + * Callback to adjust the mode to be set in the CRTC. + * + * This allows an output to adjust the clock or even the entire set of + * timings, which is used for panels with fixed timings or for + * buses with clock limitations. + */ + Bool + (*mode_fixup)(xf86OutputPtr output, + DisplayModePtr mode, + DisplayModePtr adjusted_mode); + + /** + * Callback for preparing mode changes on an output + */ + void + (*prepare)(xf86OutputPtr output); + + /** + * Callback for committing mode changes on an output + */ + void + (*commit)(xf86OutputPtr output); + + /** + * Callback for setting up a video mode after fixups have been made. + * + * This is only called while the output is disabled. The dpms callback + * must be all that's necessary for the output, to turn the output on + * after this function is called. + */ + void + (*mode_set)(xf86OutputPtr output, + DisplayModePtr mode, + DisplayModePtr adjusted_mode); + + /** + * Probe for a connected output, and return detect_status. + */ + xf86OutputStatus + (*detect)(xf86OutputPtr output); + + /** + * Query the device for the modes it provides. + * + * This function may also update MonInfo, mm_width, and mm_height. + * + * \return singly-linked list of modes or NULL if no modes found. + */ + DisplayModePtr + (*get_modes)(xf86OutputPtr output); + +#ifdef RANDR_12_INTERFACE + /** + * Callback when an output's property has changed. + */ + Bool + (*set_property)(xf86OutputPtr output, + Atom property, + RRPropertyValuePtr value); +#endif +#ifdef RANDR_13_INTERFACE + /** + * Callback to get an updated property value + */ + Bool + (*get_property)(xf86OutputPtr output, + Atom property); +#endif +#ifdef RANDR_GET_CRTC_INTERFACE + /** + * Callback to get current CRTC for a given output + */ + xf86CrtcPtr + (*get_crtc)(xf86OutputPtr output); +#endif + /** + * Clean up driver-specific bits of the output + */ + void + (*destroy) (xf86OutputPtr output); +} xf86OutputFuncsRec, *xf86OutputFuncsPtr; + + +#define XF86_OUTPUT_VERSION 2 + +struct _xf86Output { + /** + * ABI versioning + */ + int version; + + /** + * Associated ScrnInfo + */ + ScrnInfoPtr scrn; + + /** + * Currently connected crtc (if any) + * + * If this output is not in use, this field will be NULL. + */ + xf86CrtcPtr crtc; + + /** + * Possible CRTCs for this output as a mask of crtc indices + */ + CARD32 possible_crtcs; + + /** + * Possible outputs to share the same CRTC as a mask of output indices + */ + CARD32 possible_clones; + + /** + * Whether this output can support interlaced modes + */ + Bool interlaceAllowed; + + /** + * Whether this output can support double scan modes + */ + Bool doubleScanAllowed; + + /** + * List of available modes on this output. + * + * This should be the list from get_modes(), plus perhaps additional + * compatible modes added later. + */ + DisplayModePtr probed_modes; + + /** + * Options parsed from the related monitor section + */ + OptionInfoPtr options; + + /** + * Configured monitor section + */ + XF86ConfMonitorPtr conf_monitor; + + /** + * Desired initial position + */ + int initial_x, initial_y; + + /** + * Desired initial rotation + */ + Rotation initial_rotation; + + /** + * Current connection status + * + * This indicates whether a monitor is known to be connected + * to this output or not, or whether there is no way to tell + */ + xf86OutputStatus status; + + /** EDID monitor information */ + xf86MonPtr MonInfo; + + /** subpixel order */ + int subpixel_order; + + /** Physical size of the currently attached output device. */ + int mm_width, mm_height; + + /** Output name */ + char *name; + + /** output-specific functions */ + const xf86OutputFuncsRec *funcs; + + /** driver private information */ + void *driver_private; + + /** Whether to use the old per-screen Monitor config section */ + Bool use_screen_monitor; + +#ifdef RANDR_12_INTERFACE + /** + * RandR 1.2 output structure. + * + * When RandR 1.2 is available, this points at the associated + * RandR output structure and is created when this output is created + */ + RROutputPtr randr_output; +#else + void *randr_output; +#endif + /** + * Desired initial panning + * Added in ABI version 2 + */ + BoxRec initialTotalArea; + BoxRec initialTrackingArea; + INT16 initialBorder[4]; +}; + +typedef struct _xf86CrtcConfigFuncs { + /** + * Requests that the driver resize the screen. + * + * The driver is responsible for updating scrn->virtualX and scrn->virtualY. + * If the requested size cannot be set, the driver should leave those values + * alone and return FALSE. + * + * A naive driver that cannot reallocate the screen may simply change + * virtual[XY]. A more advanced driver will want to also change the + * devPrivate.ptr and devKind of the screen pixmap, update any offscreen + * pixmaps it may have moved, and change pScrn->displayWidth. + */ + Bool + (*resize)(ScrnInfoPtr scrn, + int width, + int height); +} xf86CrtcConfigFuncsRec, *xf86CrtcConfigFuncsPtr; + +typedef void (*xf86_crtc_notify_proc_ptr) (ScreenPtr pScreen); + +typedef struct _xf86CrtcConfig { + int num_output; + xf86OutputPtr *output; + /** + * compat_output is used whenever we deal + * with legacy code that only understands a single + * output. pScrn->modes will be loaded from this output, + * adjust frame will whack this output, etc. + */ + int compat_output; + + int num_crtc; + xf86CrtcPtr *crtc; + + int minWidth, minHeight; + int maxWidth, maxHeight; + + /* For crtc-based rotation */ + DamagePtr rotation_damage; + Bool rotation_damage_registered; + + /* DGA */ + unsigned int dga_flags; + unsigned long dga_address; + DGAModePtr dga_modes; + int dga_nmode; + int dga_width, dga_height, dga_stride; + DisplayModePtr dga_save_mode; + + const xf86CrtcConfigFuncsRec *funcs; + + CreateScreenResourcesProcPtr CreateScreenResources; + + CloseScreenProcPtr CloseScreen; + + /* Cursor information */ + xf86CursorInfoPtr cursor_info; + CursorPtr cursor; + CARD8 *cursor_image; + Bool cursor_on; + CARD32 cursor_fg, cursor_bg; + + /** + * Options parsed from the related device section + */ + OptionInfoPtr options; + + Bool debug_modes; + + /* wrap screen BlockHandler for rotation */ + ScreenBlockHandlerProcPtr BlockHandler; + + /* callback when crtc configuration changes */ + xf86_crtc_notify_proc_ptr xf86_crtc_notify; + +} xf86CrtcConfigRec, *xf86CrtcConfigPtr; + +extern _X_EXPORT int xf86CrtcConfigPrivateIndex; + +#define XF86_CRTC_CONFIG_PTR(p) ((xf86CrtcConfigPtr) ((p)->privates[xf86CrtcConfigPrivateIndex].ptr)) + +static _X_INLINE xf86OutputPtr +xf86CompatOutput(ScrnInfoPtr pScrn) +{ + xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(pScrn); + return config->output[config->compat_output]; +} + +static _X_INLINE xf86CrtcPtr +xf86CompatCrtc(ScrnInfoPtr pScrn) +{ + xf86OutputPtr compat_output = xf86CompatOutput(pScrn); + if (!compat_output) + return NULL; + return compat_output->crtc; +} + +static _X_INLINE RRCrtcPtr +xf86CompatRRCrtc(ScrnInfoPtr pScrn) +{ + xf86CrtcPtr compat_crtc = xf86CompatCrtc(pScrn); + if (!compat_crtc) + return NULL; + return compat_crtc->randr_crtc; +} + + +/* + * Initialize xf86CrtcConfig structure + */ + +extern _X_EXPORT void +xf86CrtcConfigInit (ScrnInfoPtr scrn, + const xf86CrtcConfigFuncsRec *funcs); + +extern _X_EXPORT void +xf86CrtcSetSizeRange (ScrnInfoPtr scrn, + int minWidth, int minHeight, + int maxWidth, int maxHeight); + +/* + * Crtc functions + */ +extern _X_EXPORT xf86CrtcPtr +xf86CrtcCreate (ScrnInfoPtr scrn, + const xf86CrtcFuncsRec *funcs); + +extern _X_EXPORT void +xf86CrtcDestroy (xf86CrtcPtr crtc); + + +/** + * Sets the given video mode on the given crtc + */ + +extern _X_EXPORT Bool +xf86CrtcSetModeTransform (xf86CrtcPtr crtc, DisplayModePtr mode, Rotation rotation, + RRTransformPtr transform, int x, int y); + +extern _X_EXPORT Bool +xf86CrtcSetMode (xf86CrtcPtr crtc, DisplayModePtr mode, Rotation rotation, + int x, int y); + +extern _X_EXPORT void +xf86CrtcSetOrigin (xf86CrtcPtr crtc, int x, int y); + +/* + * Assign crtc rotation during mode set + */ +extern _X_EXPORT Bool +xf86CrtcRotate (xf86CrtcPtr crtc); + +/* + * Clean up any rotation data, used when a crtc is turned off + * as well as when rotation is disabled. + */ +extern _X_EXPORT void +xf86RotateDestroy (xf86CrtcPtr crtc); + +/* + * free shadow memory allocated for all crtcs + */ +extern _X_EXPORT void +xf86RotateFreeShadow(ScrnInfoPtr pScrn); + +/* + * Clean up rotation during CloseScreen + */ +extern _X_EXPORT void +xf86RotateCloseScreen (ScreenPtr pScreen); + +/** + * Return whether any output is assigned to the crtc + */ +extern _X_EXPORT Bool +xf86CrtcInUse (xf86CrtcPtr crtc); + +/* + * Output functions + */ +extern _X_EXPORT xf86OutputPtr +xf86OutputCreate (ScrnInfoPtr scrn, + const xf86OutputFuncsRec *funcs, + const char *name); + +extern _X_EXPORT void +xf86OutputUseScreenMonitor (xf86OutputPtr output, Bool use_screen_monitor); + +extern _X_EXPORT Bool +xf86OutputRename (xf86OutputPtr output, const char *name); + +extern _X_EXPORT void +xf86OutputDestroy (xf86OutputPtr output); + +extern _X_EXPORT void +xf86ProbeOutputModes (ScrnInfoPtr pScrn, int maxX, int maxY); + +extern _X_EXPORT void +xf86SetScrnInfoModes (ScrnInfoPtr pScrn); + +#ifdef RANDR_13_INTERFACE +# define ScreenInitRetType int +#else +# define ScreenInitRetType Bool +#endif + +extern _X_EXPORT ScreenInitRetType +xf86CrtcScreenInit (ScreenPtr pScreen); + +extern _X_EXPORT Bool +xf86InitialConfiguration (ScrnInfoPtr pScrn, Bool canGrow); + +extern _X_EXPORT void +xf86DPMSSet(ScrnInfoPtr pScrn, int PowerManagementMode, int flags); + +extern _X_EXPORT Bool +xf86SaveScreen(ScreenPtr pScreen, int mode); + +extern _X_EXPORT void +xf86DisableUnusedFunctions(ScrnInfoPtr pScrn); + +extern _X_EXPORT DisplayModePtr +xf86OutputFindClosestMode (xf86OutputPtr output, DisplayModePtr desired); + +extern _X_EXPORT Bool +xf86SetSingleMode (ScrnInfoPtr pScrn, DisplayModePtr desired, Rotation rotation); + +/** + * Set the EDID information for the specified output + */ +extern _X_EXPORT void +xf86OutputSetEDID (xf86OutputPtr output, xf86MonPtr edid_mon); + +/** + * Return the list of modes supported by the EDID information + * stored in 'output' + */ +extern _X_EXPORT DisplayModePtr +xf86OutputGetEDIDModes (xf86OutputPtr output); + +extern _X_EXPORT xf86MonPtr +xf86OutputGetEDID (xf86OutputPtr output, I2CBusPtr pDDCBus); + +/** + * Initialize dga for this screen + */ + +#ifdef XFreeXDGA +extern _X_EXPORT Bool +xf86DiDGAInit (ScreenPtr pScreen, unsigned long dga_address); + +/* this is the real function, used only internally */ +_X_INTERNAL Bool +_xf86_di_dga_init_internal (ScreenPtr pScreen); + +/** + * Re-initialize dga for this screen (as when the set of modes changes) + */ + +extern _X_EXPORT Bool +xf86DiDGAReInit (ScreenPtr pScreen); +#endif + +/* This is the real function, used only internally */ +_X_INTERNAL Bool +_xf86_di_dga_reinit_internal (ScreenPtr pScreen); + +/* + * Set the subpixel order reported for the screen using + * the information from the outputs + */ + +extern _X_EXPORT void +xf86CrtcSetScreenSubpixelOrder (ScreenPtr pScreen); + +/* + * Get a standard string name for a connector type + */ +extern _X_EXPORT char * +xf86ConnectorGetName(xf86ConnectorType connector); + +/* + * Using the desired mode information in each crtc, set + * modes (used in EnterVT functions, or at server startup) + */ + +extern _X_EXPORT Bool +xf86SetDesiredModes (ScrnInfoPtr pScrn); + +/** + * Initialize the CRTC-based cursor code. CRTC function vectors must + * contain relevant cursor setting functions. + * + * Driver should call this from ScreenInit function + */ +extern _X_EXPORT Bool +xf86_cursors_init (ScreenPtr screen, int max_width, int max_height, int flags); + +/** + * Called when anything on the screen is reconfigured. + * + * Reloads cursor images as needed, then adjusts cursor positions. + * + * Driver should call this from crtc commit function. + */ +extern _X_EXPORT void +xf86_reload_cursors (ScreenPtr screen); + +/** + * Called from EnterVT to turn the cursors back on + */ +extern _X_EXPORT void +xf86_show_cursors (ScrnInfoPtr scrn); + +/** + * Called by the driver to turn cursors off + */ +extern _X_EXPORT void +xf86_hide_cursors (ScrnInfoPtr scrn); + +/** + * Clean up CRTC-based cursor code. Driver must call this at CloseScreen time. + */ +extern _X_EXPORT void +xf86_cursors_fini (ScreenPtr screen); + +/* + * For overlay video, compute the relevant CRTC and + * clip video to that. + * wraps xf86XVClipVideoHelper() + */ + +extern _X_EXPORT Bool +xf86_crtc_clip_video_helper(ScrnInfoPtr pScrn, + xf86CrtcPtr *crtc_ret, + xf86CrtcPtr desired_crtc, + BoxPtr dst, + INT32 *xa, + INT32 *xb, + INT32 *ya, + INT32 *yb, + RegionPtr reg, + INT32 width, + INT32 height); + +extern _X_EXPORT xf86_crtc_notify_proc_ptr +xf86_wrap_crtc_notify (ScreenPtr pScreen, xf86_crtc_notify_proc_ptr new); + +extern _X_EXPORT void +xf86_unwrap_crtc_notify(ScreenPtr pScreen, xf86_crtc_notify_proc_ptr old); + +extern _X_EXPORT void +xf86_crtc_notify(ScreenPtr pScreen); + +/** + * Gamma + */ + +extern _X_EXPORT Bool +xf86_crtc_supports_gamma(ScrnInfoPtr pScrn); + +#endif /* _XF86CRTC_H_ */ diff --git a/xorg-server/hw/xfree86/modes/xf86Cursors.c b/xorg-server/hw/xfree86/modes/xf86Cursors.c index 3c2958743..066744744 100644 --- a/xorg-server/hw/xfree86/modes/xf86Cursors.c +++ b/xorg-server/hw/xfree86/modes/xf86Cursors.c @@ -1,688 +1,688 @@ -/* - * Copyright © 2007 Keith Packard - * Copyright © 2010 Aaron Plattner - * - * Permission to use, copy, modify, distribute, and sell this software and its - * documentation for any purpose is hereby granted without fee, provided that - * the above copyright notice appear in all copies and that both that copyright - * notice and this permission notice appear in supporting documentation, and - * that the name of the copyright holders not be used in advertising or - * publicity pertaining to distribution of the software without specific, - * written prior permission. The copyright holders make no representations - * about the suitability of this software for any purpose. It is provided "as - * is" without express or implied warranty. - * - * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, - * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO - * EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR - * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, - * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER - * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE - * OF THIS SOFTWARE. - */ - -#ifdef HAVE_XORG_CONFIG_H -#include -#else -#ifdef HAVE_CONFIG_H -#include -#endif -#endif - -#include -#include -#include - -#include "xf86.h" -#include "xf86DDC.h" -#include "xf86Crtc.h" -#include "xf86Modes.h" -#include "xf86RandR12.h" -#include "xf86CursorPriv.h" -#include "X11/extensions/render.h" -#include "X11/extensions/dpmsconst.h" -#include "X11/Xatom.h" -#include "picturestr.h" -#include "cursorstr.h" -#include "inputstr.h" - -/* - * Given a screen coordinate, rotate back to a cursor source coordinate - */ -static void -xf86_crtc_rotate_coord (Rotation rotation, - int width, - int height, - int x_dst, - int y_dst, - int *x_src, - int *y_src) -{ - int t; - - switch (rotation & 0xf) { - case RR_Rotate_0: - break; - case RR_Rotate_90: - t = x_dst; - x_dst = height - y_dst - 1; - y_dst = t; - break; - case RR_Rotate_180: - x_dst = width - x_dst - 1; - y_dst = height - y_dst - 1; - break; - case RR_Rotate_270: - t = x_dst; - x_dst = y_dst; - y_dst = width - t - 1; - break; - } - if (rotation & RR_Reflect_X) - x_dst = width - x_dst - 1; - if (rotation & RR_Reflect_Y) - y_dst = height - y_dst - 1; - *x_src = x_dst; - *y_src = y_dst; -} - -/* - * Given a cursor source coordinate, rotate to a screen coordinate - */ -static void -xf86_crtc_rotate_coord_back (Rotation rotation, - int width, - int height, - int x_dst, - int y_dst, - int *x_src, - int *y_src) -{ - int t; - - if (rotation & RR_Reflect_X) - x_dst = width - x_dst - 1; - if (rotation & RR_Reflect_Y) - y_dst = height - y_dst - 1; - - switch (rotation & 0xf) { - case RR_Rotate_0: - break; - case RR_Rotate_90: - t = x_dst; - x_dst = y_dst; - y_dst = width - t - 1; - break; - case RR_Rotate_180: - x_dst = width - x_dst - 1; - y_dst = height - y_dst - 1; - break; - case RR_Rotate_270: - t = x_dst; - x_dst = height - y_dst - 1; - y_dst = t; - break; - } - *x_src = x_dst; - *y_src = y_dst; -} - -struct cursor_bit { - CARD8 *byte; - char bitpos; -}; - -/* - * Convert an x coordinate to a position within the cursor bitmap - */ -static struct cursor_bit -cursor_bitpos (CARD8 *image, xf86CursorInfoPtr cursor_info, int x, int y, - Bool mask) -{ - const int flags = cursor_info->Flags; - const Bool interleaved = - !!(flags & (HARDWARE_CURSOR_SOURCE_MASK_INTERLEAVE_1 | - HARDWARE_CURSOR_SOURCE_MASK_INTERLEAVE_8 | - HARDWARE_CURSOR_SOURCE_MASK_INTERLEAVE_16 | - HARDWARE_CURSOR_SOURCE_MASK_INTERLEAVE_32 | - HARDWARE_CURSOR_SOURCE_MASK_INTERLEAVE_64)); - const int width = cursor_info->MaxWidth; - const int height = cursor_info->MaxHeight; - const int stride = interleaved ? width / 4 : width / 8; - - struct cursor_bit ret; - - image += y * stride; - - if (flags & HARDWARE_CURSOR_SWAP_SOURCE_AND_MASK) - mask = !mask; - if (flags & HARDWARE_CURSOR_NIBBLE_SWAPPED) - x = (x & ~3) | (3 - (x & 3)); - if (((flags & HARDWARE_CURSOR_BIT_ORDER_MSBFIRST) == 0) == - (X_BYTE_ORDER == X_BIG_ENDIAN)) - x = (x & ~7) | (7 - (x & 7)); - if (flags & HARDWARE_CURSOR_SOURCE_MASK_INTERLEAVE_1) - x = (x << 1) + mask; - else if (flags & HARDWARE_CURSOR_SOURCE_MASK_INTERLEAVE_8) - x = ((x & ~7) << 1) | (mask << 3) | (x & 7); - else if (flags & HARDWARE_CURSOR_SOURCE_MASK_INTERLEAVE_16) - x = ((x & ~15) << 1) | (mask << 4) | (x & 15); - else if (flags & HARDWARE_CURSOR_SOURCE_MASK_INTERLEAVE_32) - x = ((x & ~31) << 1) | (mask << 5) | (x & 31); - else if (flags & HARDWARE_CURSOR_SOURCE_MASK_INTERLEAVE_64) - x = ((x & ~63) << 1) | (mask << 6) | (x & 63); - else if (mask) - image += stride * height; - - ret.byte = image + (x / 8); - ret.bitpos = x & 7; - - return ret; -} - -/* - * Fetch one bit from a cursor bitmap - */ -static CARD8 -get_bit (CARD8 *image, xf86CursorInfoPtr cursor_info, int x, int y, Bool mask) -{ - struct cursor_bit bit = cursor_bitpos(image, cursor_info, x, y, mask); - return (*bit.byte >> bit.bitpos) & 1; -} - -/* - * Set one bit in a cursor bitmap - */ -static void -set_bit (CARD8 *image, xf86CursorInfoPtr cursor_info, int x, int y, Bool mask) -{ - struct cursor_bit bit = cursor_bitpos(image, cursor_info, x, y, mask); - *bit.byte |= 1 << bit.bitpos; -} - -/* - * Load a two color cursor into a driver that supports only ARGB cursors - */ -static void -xf86_crtc_convert_cursor_to_argb (xf86CrtcPtr crtc, unsigned char *src) -{ - ScrnInfoPtr scrn = crtc->scrn; - xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(scrn); - xf86CursorInfoPtr cursor_info = xf86_config->cursor_info; - CARD32 *cursor_image = (CARD32 *) xf86_config->cursor_image; - int x, y; - int xin, yin; - int flags = cursor_info->Flags; - CARD32 bits; - -#ifdef ARGB_CURSOR - crtc->cursor_argb = FALSE; -#endif - - for (y = 0; y < cursor_info->MaxHeight; y++) - for (x = 0; x < cursor_info->MaxWidth; x++) - { - xf86_crtc_rotate_coord (crtc->rotation, - cursor_info->MaxWidth, - cursor_info->MaxHeight, - x, y, &xin, &yin); - if (get_bit (src, cursor_info, xin, yin, TRUE) == - ((flags & HARDWARE_CURSOR_INVERT_MASK) == 0)) - { - if (get_bit (src, cursor_info, xin, yin, FALSE)) - bits = xf86_config->cursor_fg; - else - bits = xf86_config->cursor_bg; - } - else - bits = 0; - cursor_image[y * cursor_info->MaxWidth + x] = bits; - } - crtc->funcs->load_cursor_argb (crtc, cursor_image); -} - -/* - * Set the colors for a two-color cursor (ignore for ARGB cursors) - */ -static void -xf86_set_cursor_colors (ScrnInfoPtr scrn, int bg, int fg) -{ - ScreenPtr screen = scrn->pScreen; - xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(scrn); - CursorPtr cursor = xf86_config->cursor; - int c; - CARD8 *bits = cursor ? - dixLookupPrivate(&cursor->devPrivates, CursorScreenKey(screen)) - : NULL; - - /* Save ARGB versions of these colors */ - xf86_config->cursor_fg = (CARD32) fg | 0xff000000; - xf86_config->cursor_bg = (CARD32) bg | 0xff000000; - - for (c = 0; c < xf86_config->num_crtc; c++) - { - xf86CrtcPtr crtc = xf86_config->crtc[c]; - - if (crtc->enabled && !crtc->cursor_argb) - { - if (crtc->funcs->load_cursor_image) - crtc->funcs->set_cursor_colors (crtc, bg, fg); - else if (bits) - xf86_crtc_convert_cursor_to_argb (crtc, bits); - } - } -} - -static void -xf86_crtc_hide_cursor (xf86CrtcPtr crtc) -{ - if (crtc->cursor_shown) - { - crtc->funcs->hide_cursor (crtc); - crtc->cursor_shown = FALSE; - } -} - -void -xf86_hide_cursors (ScrnInfoPtr scrn) -{ - xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(scrn); - int c; - - xf86_config->cursor_on = FALSE; - for (c = 0; c < xf86_config->num_crtc; c++) - { - xf86CrtcPtr crtc = xf86_config->crtc[c]; - - if (crtc->enabled) - xf86_crtc_hide_cursor (crtc); - } -} - -static void -xf86_crtc_show_cursor (xf86CrtcPtr crtc) -{ - if (!crtc->cursor_shown && crtc->cursor_in_range) - { - crtc->funcs->show_cursor (crtc); - crtc->cursor_shown = TRUE; - } -} - -void -xf86_show_cursors (ScrnInfoPtr scrn) -{ - xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(scrn); - int c; - - xf86_config->cursor_on = TRUE; - for (c = 0; c < xf86_config->num_crtc; c++) - { - xf86CrtcPtr crtc = xf86_config->crtc[c]; - - if (crtc->enabled) - xf86_crtc_show_cursor (crtc); - } -} - -static void -xf86_crtc_set_cursor_position (xf86CrtcPtr crtc, int x, int y) -{ - ScrnInfoPtr scrn = crtc->scrn; - xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(scrn); - xf86CursorInfoPtr cursor_info = xf86_config->cursor_info; - DisplayModePtr mode = &crtc->mode; - Bool in_range; - int dx, dy; - - /* - * Transform position of cursor on screen - */ - if (crtc->sprite_transform_in_use) - { - ScreenPtr screen = scrn->pScreen; - xf86CursorScreenPtr ScreenPriv = - (xf86CursorScreenPtr)dixLookupPrivate(&screen->devPrivates, - xf86CursorScreenKey); - struct pict_f_vector v; - - v.v[0] = (x + ScreenPriv->HotX) + 0.5; - v.v[1] = (y + ScreenPriv->HotY) + 0.5; - v.v[2] = 1; - pixman_f_transform_point (&crtc->f_screen_to_crtc, &v); - /* cursor will have 0.5 added to it already so floor is sufficent */ - x = floor (v.v[0]); - y = floor (v.v[1]); - /* - * Transform position of cursor upper left corner - */ - xf86_crtc_rotate_coord_back (crtc->rotation, - cursor_info->MaxWidth, - cursor_info->MaxHeight, - ScreenPriv->HotX, ScreenPriv->HotY, &dx, &dy); - x -= dx; - y -= dy; - } - else - { - x -= crtc->x; - y -= crtc->y; - } - - /* - * Disable the cursor when it is outside the viewport - */ - in_range = TRUE; - if (x >= mode->HDisplay || y >= mode->VDisplay || - x <= -cursor_info->MaxWidth || y <= -cursor_info->MaxHeight) - { - in_range = FALSE; - x = 0; - y = 0; - } - - crtc->cursor_in_range = in_range; - - if (in_range) - { - crtc->funcs->set_cursor_position (crtc, x, y); - xf86_crtc_show_cursor (crtc); - } - else - xf86_crtc_hide_cursor (crtc); -} - -static void -xf86_set_cursor_position (ScrnInfoPtr scrn, int x, int y) -{ - xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(scrn); - int c; - - /* undo what xf86HWCurs did to the coordinates */ - x += scrn->frameX0; - y += scrn->frameY0; - for (c = 0; c < xf86_config->num_crtc; c++) - { - xf86CrtcPtr crtc = xf86_config->crtc[c]; - - if (crtc->enabled) - xf86_crtc_set_cursor_position (crtc, x, y); - } -} - -/* - * Load a two-color cursor into a crtc, performing rotation as needed - */ -static void -xf86_crtc_load_cursor_image (xf86CrtcPtr crtc, CARD8 *src) -{ - ScrnInfoPtr scrn = crtc->scrn; - xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(scrn); - xf86CursorInfoPtr cursor_info = xf86_config->cursor_info; - CARD8 *cursor_image; - -#ifdef ARGB_CURSOR - crtc->cursor_argb = FALSE; -#endif - - if (crtc->rotation == RR_Rotate_0) - cursor_image = src; - else - { - int x, y; - int xin, yin; - int stride = cursor_info->MaxWidth >> 2; - - cursor_image = xf86_config->cursor_image; - memset(cursor_image, 0, cursor_info->MaxHeight * stride); - - for (y = 0; y < cursor_info->MaxHeight; y++) - for (x = 0; x < cursor_info->MaxWidth; x++) - { - xf86_crtc_rotate_coord (crtc->rotation, - cursor_info->MaxWidth, - cursor_info->MaxHeight, - x, y, &xin, &yin); - if (get_bit(src, cursor_info, xin, yin, FALSE)) - set_bit(cursor_image, cursor_info, x, y, FALSE); - if (get_bit(src, cursor_info, xin, yin, TRUE)) - set_bit(cursor_image, cursor_info, x, y, TRUE); - } - } - crtc->funcs->load_cursor_image (crtc, cursor_image); -} - -/* - * Load a cursor image into all active CRTCs - */ -static void -xf86_load_cursor_image (ScrnInfoPtr scrn, unsigned char *src) -{ - xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(scrn); - int c; - - for (c = 0; c < xf86_config->num_crtc; c++) - { - xf86CrtcPtr crtc = xf86_config->crtc[c]; - - if (crtc->enabled) - { - if (crtc->funcs->load_cursor_image) - xf86_crtc_load_cursor_image (crtc, src); - else if (crtc->funcs->load_cursor_argb) - xf86_crtc_convert_cursor_to_argb (crtc, src); - } - } -} - -static Bool -xf86_use_hw_cursor (ScreenPtr screen, CursorPtr cursor) -{ - ScrnInfoPtr scrn = xf86Screens[screen->myNum]; - xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(scrn); - xf86CursorInfoPtr cursor_info = xf86_config->cursor_info; - - ++cursor->refcnt; - if (xf86_config->cursor) - FreeCursor (xf86_config->cursor, None); - xf86_config->cursor = cursor; - - if (cursor->bits->width > cursor_info->MaxWidth || - cursor->bits->height> cursor_info->MaxHeight) - return FALSE; - - return TRUE; -} - -static Bool -xf86_use_hw_cursor_argb (ScreenPtr screen, CursorPtr cursor) -{ - ScrnInfoPtr scrn = xf86Screens[screen->myNum]; - xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(scrn); - xf86CursorInfoPtr cursor_info = xf86_config->cursor_info; - - ++cursor->refcnt; - if (xf86_config->cursor) - FreeCursor (xf86_config->cursor, None); - xf86_config->cursor = cursor; - - /* Make sure ARGB support is available */ - if ((cursor_info->Flags & HARDWARE_CURSOR_ARGB) == 0) - return FALSE; - - if (cursor->bits->width > cursor_info->MaxWidth || - cursor->bits->height> cursor_info->MaxHeight) - return FALSE; - - return TRUE; -} - -static void -xf86_crtc_load_cursor_argb (xf86CrtcPtr crtc, CursorPtr cursor) -{ - ScrnInfoPtr scrn = crtc->scrn; - xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(scrn); - xf86CursorInfoPtr cursor_info = xf86_config->cursor_info; - CARD32 *cursor_image = (CARD32 *) xf86_config->cursor_image; - CARD32 *cursor_source = (CARD32 *) cursor->bits->argb; - int x, y; - int xin, yin; - CARD32 bits; - int source_width = cursor->bits->width; - int source_height = cursor->bits->height; - int image_width = cursor_info->MaxWidth; - int image_height = cursor_info->MaxHeight; - - for (y = 0; y < image_height; y++) - for (x = 0; x < image_width; x++) - { - xf86_crtc_rotate_coord (crtc->rotation, image_width, image_height, - x, y, &xin, &yin); - if (xin < source_width && yin < source_height) - bits = cursor_source[yin * source_width + xin]; - else - bits = 0; - cursor_image[y * image_width + x] = bits; - } - - crtc->funcs->load_cursor_argb (crtc, cursor_image); -} - -static void -xf86_load_cursor_argb (ScrnInfoPtr scrn, CursorPtr cursor) -{ - xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(scrn); - int c; - - for (c = 0; c < xf86_config->num_crtc; c++) - { - xf86CrtcPtr crtc = xf86_config->crtc[c]; - - if (crtc->enabled) - xf86_crtc_load_cursor_argb (crtc, cursor); - } -} - -Bool -xf86_cursors_init (ScreenPtr screen, int max_width, int max_height, int flags) -{ - ScrnInfoPtr scrn = xf86Screens[screen->myNum]; - xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(scrn); - xf86CursorInfoPtr cursor_info; - - cursor_info = xf86CreateCursorInfoRec(); - if (!cursor_info) - return FALSE; - - xf86_config->cursor_image = malloc(max_width * max_height * 4); - - if (!xf86_config->cursor_image) - { - xf86DestroyCursorInfoRec (cursor_info); - return FALSE; - } - - xf86_config->cursor_info = cursor_info; - - cursor_info->MaxWidth = max_width; - cursor_info->MaxHeight = max_height; - cursor_info->Flags = flags; - - cursor_info->SetCursorColors = xf86_set_cursor_colors; - cursor_info->SetCursorPosition = xf86_set_cursor_position; - cursor_info->LoadCursorImage = xf86_load_cursor_image; - cursor_info->HideCursor = xf86_hide_cursors; - cursor_info->ShowCursor = xf86_show_cursors; - cursor_info->UseHWCursor = xf86_use_hw_cursor; -#ifdef ARGB_CURSOR - if (flags & HARDWARE_CURSOR_ARGB) - { - cursor_info->UseHWCursorARGB = xf86_use_hw_cursor_argb; - cursor_info->LoadCursorARGB = xf86_load_cursor_argb; - } -#endif - - xf86_config->cursor = NULL; - xf86_hide_cursors (scrn); - - return xf86InitCursor (screen, cursor_info); -} - -/** - * Called when anything on the screen is reconfigured. - * - * Reloads cursor images as needed, then adjusts cursor positions - */ - -void -xf86_reload_cursors (ScreenPtr screen) -{ - ScrnInfoPtr scrn; - xf86CrtcConfigPtr xf86_config; - xf86CursorInfoPtr cursor_info; - CursorPtr cursor; - int x, y; - xf86CursorScreenPtr cursor_screen_priv; - - /* initial mode setting will not have set a screen yet. - May be called before the devices are initialised. - */ - if (!screen || !inputInfo.pointer) - return; - cursor_screen_priv = dixLookupPrivate(&screen->devPrivates, - xf86CursorScreenKey); - /* return if HW cursor is inactive, to avoid displaying two cursors */ - if (!cursor_screen_priv || !cursor_screen_priv->isUp) - return; - - scrn = xf86Screens[screen->myNum]; - xf86_config = XF86_CRTC_CONFIG_PTR(scrn); - - /* make sure the cursor code has been initialized */ - cursor_info = xf86_config->cursor_info; - if (!cursor_info) - return; - - cursor = xf86_config->cursor; - GetSpritePosition (inputInfo.pointer, &x, &y); - if (!(cursor_info->Flags & HARDWARE_CURSOR_UPDATE_UNHIDDEN)) - (*cursor_info->HideCursor)(scrn); - - if (cursor) - { - void *src = dixLookupPrivate(&cursor->devPrivates, CursorScreenKey(screen)); -#ifdef ARGB_CURSOR - if (cursor->bits->argb && cursor_info->LoadCursorARGB) - (*cursor_info->LoadCursorARGB) (scrn, cursor); - else if (src) -#endif - (*cursor_info->LoadCursorImage)(scrn, src); - - x += scrn->frameX0 + cursor_screen_priv->HotX; - y += scrn->frameY0 + cursor_screen_priv->HotY; - (*cursor_info->SetCursorPosition)(scrn, x, y); - } -} - -/** - * Clean up CRTC-based cursor code - */ -void -xf86_cursors_fini (ScreenPtr screen) -{ - ScrnInfoPtr scrn = xf86Screens[screen->myNum]; - xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(scrn); - - if (xf86_config->cursor_info) - { - xf86DestroyCursorInfoRec (xf86_config->cursor_info); - xf86_config->cursor_info = NULL; - } - free(xf86_config->cursor_image); - xf86_config->cursor_image = NULL; - if (xf86_config->cursor) - { - FreeCursor (xf86_config->cursor, None); - xf86_config->cursor = NULL; - } -} +/* + * Copyright © 2007 Keith Packard + * Copyright © 2010 Aaron Plattner + * + * Permission to use, copy, modify, distribute, and sell this software and its + * documentation for any purpose is hereby granted without fee, provided that + * the above copyright notice appear in all copies and that both that copyright + * notice and this permission notice appear in supporting documentation, and + * that the name of the copyright holders not be used in advertising or + * publicity pertaining to distribution of the software without specific, + * written prior permission. The copyright holders make no representations + * about the suitability of this software for any purpose. It is provided "as + * is" without express or implied warranty. + * + * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, + * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO + * EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR + * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, + * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER + * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE + * OF THIS SOFTWARE. + */ + +#ifdef HAVE_XORG_CONFIG_H +#include +#else +#ifdef HAVE_CONFIG_H +#include +#endif +#endif + +#include +#include +#include + +#include "xf86.h" +#include "xf86DDC.h" +#include "xf86Crtc.h" +#include "xf86Modes.h" +#include "xf86RandR12.h" +#include "xf86CursorPriv.h" +#include "X11/extensions/render.h" +#include "X11/extensions/dpmsconst.h" +#include "X11/Xatom.h" +#include "picturestr.h" +#include "cursorstr.h" +#include "inputstr.h" + +/* + * Given a screen coordinate, rotate back to a cursor source coordinate + */ +static void +xf86_crtc_rotate_coord (Rotation rotation, + int width, + int height, + int x_dst, + int y_dst, + int *x_src, + int *y_src) +{ + int t; + + switch (rotation & 0xf) { + case RR_Rotate_0: + break; + case RR_Rotate_90: + t = x_dst; + x_dst = height - y_dst - 1; + y_dst = t; + break; + case RR_Rotate_180: + x_dst = width - x_dst - 1; + y_dst = height - y_dst - 1; + break; + case RR_Rotate_270: + t = x_dst; + x_dst = y_dst; + y_dst = width - t - 1; + break; + } + if (rotation & RR_Reflect_X) + x_dst = width - x_dst - 1; + if (rotation & RR_Reflect_Y) + y_dst = height - y_dst - 1; + *x_src = x_dst; + *y_src = y_dst; +} + +/* + * Given a cursor source coordinate, rotate to a screen coordinate + */ +static void +xf86_crtc_rotate_coord_back (Rotation rotation, + int width, + int height, + int x_dst, + int y_dst, + int *x_src, + int *y_src) +{ + int t; + + if (rotation & RR_Reflect_X) + x_dst = width - x_dst - 1; + if (rotation & RR_Reflect_Y) + y_dst = height - y_dst - 1; + + switch (rotation & 0xf) { + case RR_Rotate_0: + break; + case RR_Rotate_90: + t = x_dst; + x_dst = y_dst; + y_dst = width - t - 1; + break; + case RR_Rotate_180: + x_dst = width - x_dst - 1; + y_dst = height - y_dst - 1; + break; + case RR_Rotate_270: + t = x_dst; + x_dst = height - y_dst - 1; + y_dst = t; + break; + } + *x_src = x_dst; + *y_src = y_dst; +} + +struct cursor_bit { + CARD8 *byte; + char bitpos; +}; + +/* + * Convert an x coordinate to a position within the cursor bitmap + */ +static struct cursor_bit +cursor_bitpos (CARD8 *image, xf86CursorInfoPtr cursor_info, int x, int y, + Bool mask) +{ + const int flags = cursor_info->Flags; + const Bool interleaved = + !!(flags & (HARDWARE_CURSOR_SOURCE_MASK_INTERLEAVE_1 | + HARDWARE_CURSOR_SOURCE_MASK_INTERLEAVE_8 | + HARDWARE_CURSOR_SOURCE_MASK_INTERLEAVE_16 | + HARDWARE_CURSOR_SOURCE_MASK_INTERLEAVE_32 | + HARDWARE_CURSOR_SOURCE_MASK_INTERLEAVE_64)); + const int width = cursor_info->MaxWidth; + const int height = cursor_info->MaxHeight; + const int stride = interleaved ? width / 4 : width / 8; + + struct cursor_bit ret; + + image += y * stride; + + if (flags & HARDWARE_CURSOR_SWAP_SOURCE_AND_MASK) + mask = !mask; + if (flags & HARDWARE_CURSOR_NIBBLE_SWAPPED) + x = (x & ~3) | (3 - (x & 3)); + if (((flags & HARDWARE_CURSOR_BIT_ORDER_MSBFIRST) == 0) == + (X_BYTE_ORDER == X_BIG_ENDIAN)) + x = (x & ~7) | (7 - (x & 7)); + if (flags & HARDWARE_CURSOR_SOURCE_MASK_INTERLEAVE_1) + x = (x << 1) + mask; + else if (flags & HARDWARE_CURSOR_SOURCE_MASK_INTERLEAVE_8) + x = ((x & ~7) << 1) | (mask << 3) | (x & 7); + else if (flags & HARDWARE_CURSOR_SOURCE_MASK_INTERLEAVE_16) + x = ((x & ~15) << 1) | (mask << 4) | (x & 15); + else if (flags & HARDWARE_CURSOR_SOURCE_MASK_INTERLEAVE_32) + x = ((x & ~31) << 1) | (mask << 5) | (x & 31); + else if (flags & HARDWARE_CURSOR_SOURCE_MASK_INTERLEAVE_64) + x = ((x & ~63) << 1) | (mask << 6) | (x & 63); + else if (mask) + image += stride * height; + + ret.byte = image + (x / 8); + ret.bitpos = x & 7; + + return ret; +} + +/* + * Fetch one bit from a cursor bitmap + */ +static CARD8 +get_bit (CARD8 *image, xf86CursorInfoPtr cursor_info, int x, int y, Bool mask) +{ + struct cursor_bit bit = cursor_bitpos(image, cursor_info, x, y, mask); + return (*bit.byte >> bit.bitpos) & 1; +} + +/* + * Set one bit in a cursor bitmap + */ +static void +set_bit (CARD8 *image, xf86CursorInfoPtr cursor_info, int x, int y, Bool mask) +{ + struct cursor_bit bit = cursor_bitpos(image, cursor_info, x, y, mask); + *bit.byte |= 1 << bit.bitpos; +} + +/* + * Load a two color cursor into a driver that supports only ARGB cursors + */ +static void +xf86_crtc_convert_cursor_to_argb (xf86CrtcPtr crtc, unsigned char *src) +{ + ScrnInfoPtr scrn = crtc->scrn; + xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(scrn); + xf86CursorInfoPtr cursor_info = xf86_config->cursor_info; + CARD32 *cursor_image = (CARD32 *) xf86_config->cursor_image; + int x, y; + int xin, yin; + int flags = cursor_info->Flags; + CARD32 bits; + +#ifdef ARGB_CURSOR + crtc->cursor_argb = FALSE; +#endif + + for (y = 0; y < cursor_info->MaxHeight; y++) + for (x = 0; x < cursor_info->MaxWidth; x++) + { + xf86_crtc_rotate_coord (crtc->rotation, + cursor_info->MaxWidth, + cursor_info->MaxHeight, + x, y, &xin, &yin); + if (get_bit (src, cursor_info, xin, yin, TRUE) == + ((flags & HARDWARE_CURSOR_INVERT_MASK) == 0)) + { + if (get_bit (src, cursor_info, xin, yin, FALSE)) + bits = xf86_config->cursor_fg; + else + bits = xf86_config->cursor_bg; + } + else + bits = 0; + cursor_image[y * cursor_info->MaxWidth + x] = bits; + } + crtc->funcs->load_cursor_argb (crtc, cursor_image); +} + +/* + * Set the colors for a two-color cursor (ignore for ARGB cursors) + */ +static void +xf86_set_cursor_colors (ScrnInfoPtr scrn, int bg, int fg) +{ + ScreenPtr screen = scrn->pScreen; + xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(scrn); + CursorPtr cursor = xf86_config->cursor; + int c; + CARD8 *bits = cursor ? + dixLookupPrivate(&cursor->devPrivates, CursorScreenKey(screen)) + : NULL; + + /* Save ARGB versions of these colors */ + xf86_config->cursor_fg = (CARD32) fg | 0xff000000; + xf86_config->cursor_bg = (CARD32) bg | 0xff000000; + + for (c = 0; c < xf86_config->num_crtc; c++) + { + xf86CrtcPtr crtc = xf86_config->crtc[c]; + + if (crtc->enabled && !crtc->cursor_argb) + { + if (crtc->funcs->load_cursor_image) + crtc->funcs->set_cursor_colors (crtc, bg, fg); + else if (bits) + xf86_crtc_convert_cursor_to_argb (crtc, bits); + } + } +} + +static void +xf86_crtc_hide_cursor (xf86CrtcPtr crtc) +{ + if (crtc->cursor_shown) + { + crtc->funcs->hide_cursor (crtc); + crtc->cursor_shown = FALSE; + } +} + +void +xf86_hide_cursors (ScrnInfoPtr scrn) +{ + xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(scrn); + int c; + + xf86_config->cursor_on = FALSE; + for (c = 0; c < xf86_config->num_crtc; c++) + { + xf86CrtcPtr crtc = xf86_config->crtc[c]; + + if (crtc->enabled) + xf86_crtc_hide_cursor (crtc); + } +} + +static void +xf86_crtc_show_cursor (xf86CrtcPtr crtc) +{ + if (!crtc->cursor_shown && crtc->cursor_in_range) + { + crtc->funcs->show_cursor (crtc); + crtc->cursor_shown = TRUE; + } +} + +void +xf86_show_cursors (ScrnInfoPtr scrn) +{ + xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(scrn); + int c; + + xf86_config->cursor_on = TRUE; + for (c = 0; c < xf86_config->num_crtc; c++) + { + xf86CrtcPtr crtc = xf86_config->crtc[c]; + + if (crtc->enabled) + xf86_crtc_show_cursor (crtc); + } +} + +static void +xf86_crtc_set_cursor_position (xf86CrtcPtr crtc, int x, int y) +{ + ScrnInfoPtr scrn = crtc->scrn; + xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(scrn); + xf86CursorInfoPtr cursor_info = xf86_config->cursor_info; + DisplayModePtr mode = &crtc->mode; + Bool in_range; + int dx, dy; + + /* + * Transform position of cursor on screen + */ + if (crtc->transform_in_use) + { + ScreenPtr screen = scrn->pScreen; + xf86CursorScreenPtr ScreenPriv = + (xf86CursorScreenPtr)dixLookupPrivate(&screen->devPrivates, + xf86CursorScreenKey); + struct pict_f_vector v; + + v.v[0] = (x + ScreenPriv->HotX) + 0.5; + v.v[1] = (y + ScreenPriv->HotY) + 0.5; + v.v[2] = 1; + pixman_f_transform_point (&crtc->f_framebuffer_to_crtc, &v); + /* cursor will have 0.5 added to it already so floor is sufficent */ + x = floor (v.v[0]); + y = floor (v.v[1]); + /* + * Transform position of cursor upper left corner + */ + xf86_crtc_rotate_coord_back (crtc->rotation, + cursor_info->MaxWidth, + cursor_info->MaxHeight, + ScreenPriv->HotX, ScreenPriv->HotY, &dx, &dy); + x -= dx; + y -= dy; + } + else + { + x -= crtc->x; + y -= crtc->y; + } + + /* + * Disable the cursor when it is outside the viewport + */ + in_range = TRUE; + if (x >= mode->HDisplay || y >= mode->VDisplay || + x <= -cursor_info->MaxWidth || y <= -cursor_info->MaxHeight) + { + in_range = FALSE; + x = 0; + y = 0; + } + + crtc->cursor_in_range = in_range; + + if (in_range) + { + crtc->funcs->set_cursor_position (crtc, x, y); + xf86_crtc_show_cursor (crtc); + } + else + xf86_crtc_hide_cursor (crtc); +} + +static void +xf86_set_cursor_position (ScrnInfoPtr scrn, int x, int y) +{ + xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(scrn); + int c; + + /* undo what xf86HWCurs did to the coordinates */ + x += scrn->frameX0; + y += scrn->frameY0; + for (c = 0; c < xf86_config->num_crtc; c++) + { + xf86CrtcPtr crtc = xf86_config->crtc[c]; + + if (crtc->enabled) + xf86_crtc_set_cursor_position (crtc, x, y); + } +} + +/* + * Load a two-color cursor into a crtc, performing rotation as needed + */ +static void +xf86_crtc_load_cursor_image (xf86CrtcPtr crtc, CARD8 *src) +{ + ScrnInfoPtr scrn = crtc->scrn; + xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(scrn); + xf86CursorInfoPtr cursor_info = xf86_config->cursor_info; + CARD8 *cursor_image; + +#ifdef ARGB_CURSOR + crtc->cursor_argb = FALSE; +#endif + + if (crtc->rotation == RR_Rotate_0) + cursor_image = src; + else + { + int x, y; + int xin, yin; + int stride = cursor_info->MaxWidth >> 2; + + cursor_image = xf86_config->cursor_image; + memset(cursor_image, 0, cursor_info->MaxHeight * stride); + + for (y = 0; y < cursor_info->MaxHeight; y++) + for (x = 0; x < cursor_info->MaxWidth; x++) + { + xf86_crtc_rotate_coord (crtc->rotation, + cursor_info->MaxWidth, + cursor_info->MaxHeight, + x, y, &xin, &yin); + if (get_bit(src, cursor_info, xin, yin, FALSE)) + set_bit(cursor_image, cursor_info, x, y, FALSE); + if (get_bit(src, cursor_info, xin, yin, TRUE)) + set_bit(cursor_image, cursor_info, x, y, TRUE); + } + } + crtc->funcs->load_cursor_image (crtc, cursor_image); +} + +/* + * Load a cursor image into all active CRTCs + */ +static void +xf86_load_cursor_image (ScrnInfoPtr scrn, unsigned char *src) +{ + xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(scrn); + int c; + + for (c = 0; c < xf86_config->num_crtc; c++) + { + xf86CrtcPtr crtc = xf86_config->crtc[c]; + + if (crtc->enabled) + { + if (crtc->funcs->load_cursor_image) + xf86_crtc_load_cursor_image (crtc, src); + else if (crtc->funcs->load_cursor_argb) + xf86_crtc_convert_cursor_to_argb (crtc, src); + } + } +} + +static Bool +xf86_use_hw_cursor (ScreenPtr screen, CursorPtr cursor) +{ + ScrnInfoPtr scrn = xf86Screens[screen->myNum]; + xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(scrn); + xf86CursorInfoPtr cursor_info = xf86_config->cursor_info; + + ++cursor->refcnt; + if (xf86_config->cursor) + FreeCursor (xf86_config->cursor, None); + xf86_config->cursor = cursor; + + if (cursor->bits->width > cursor_info->MaxWidth || + cursor->bits->height> cursor_info->MaxHeight) + return FALSE; + + return TRUE; +} + +static Bool +xf86_use_hw_cursor_argb (ScreenPtr screen, CursorPtr cursor) +{ + ScrnInfoPtr scrn = xf86Screens[screen->myNum]; + xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(scrn); + xf86CursorInfoPtr cursor_info = xf86_config->cursor_info; + + ++cursor->refcnt; + if (xf86_config->cursor) + FreeCursor (xf86_config->cursor, None); + xf86_config->cursor = cursor; + + /* Make sure ARGB support is available */ + if ((cursor_info->Flags & HARDWARE_CURSOR_ARGB) == 0) + return FALSE; + + if (cursor->bits->width > cursor_info->MaxWidth || + cursor->bits->height> cursor_info->MaxHeight) + return FALSE; + + return TRUE; +} + +static void +xf86_crtc_load_cursor_argb (xf86CrtcPtr crtc, CursorPtr cursor) +{ + ScrnInfoPtr scrn = crtc->scrn; + xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(scrn); + xf86CursorInfoPtr cursor_info = xf86_config->cursor_info; + CARD32 *cursor_image = (CARD32 *) xf86_config->cursor_image; + CARD32 *cursor_source = (CARD32 *) cursor->bits->argb; + int x, y; + int xin, yin; + CARD32 bits; + int source_width = cursor->bits->width; + int source_height = cursor->bits->height; + int image_width = cursor_info->MaxWidth; + int image_height = cursor_info->MaxHeight; + + for (y = 0; y < image_height; y++) + for (x = 0; x < image_width; x++) + { + xf86_crtc_rotate_coord (crtc->rotation, image_width, image_height, + x, y, &xin, &yin); + if (xin < source_width && yin < source_height) + bits = cursor_source[yin * source_width + xin]; + else + bits = 0; + cursor_image[y * image_width + x] = bits; + } + + crtc->funcs->load_cursor_argb (crtc, cursor_image); +} + +static void +xf86_load_cursor_argb (ScrnInfoPtr scrn, CursorPtr cursor) +{ + xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(scrn); + int c; + + for (c = 0; c < xf86_config->num_crtc; c++) + { + xf86CrtcPtr crtc = xf86_config->crtc[c]; + + if (crtc->enabled) + xf86_crtc_load_cursor_argb (crtc, cursor); + } +} + +Bool +xf86_cursors_init (ScreenPtr screen, int max_width, int max_height, int flags) +{ + ScrnInfoPtr scrn = xf86Screens[screen->myNum]; + xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(scrn); + xf86CursorInfoPtr cursor_info; + + cursor_info = xf86CreateCursorInfoRec(); + if (!cursor_info) + return FALSE; + + xf86_config->cursor_image = malloc(max_width * max_height * 4); + + if (!xf86_config->cursor_image) + { + xf86DestroyCursorInfoRec (cursor_info); + return FALSE; + } + + xf86_config->cursor_info = cursor_info; + + cursor_info->MaxWidth = max_width; + cursor_info->MaxHeight = max_height; + cursor_info->Flags = flags; + + cursor_info->SetCursorColors = xf86_set_cursor_colors; + cursor_info->SetCursorPosition = xf86_set_cursor_position; + cursor_info->LoadCursorImage = xf86_load_cursor_image; + cursor_info->HideCursor = xf86_hide_cursors; + cursor_info->ShowCursor = xf86_show_cursors; + cursor_info->UseHWCursor = xf86_use_hw_cursor; +#ifdef ARGB_CURSOR + if (flags & HARDWARE_CURSOR_ARGB) + { + cursor_info->UseHWCursorARGB = xf86_use_hw_cursor_argb; + cursor_info->LoadCursorARGB = xf86_load_cursor_argb; + } +#endif + + xf86_config->cursor = NULL; + xf86_hide_cursors (scrn); + + return xf86InitCursor (screen, cursor_info); +} + +/** + * Called when anything on the screen is reconfigured. + * + * Reloads cursor images as needed, then adjusts cursor positions + */ + +void +xf86_reload_cursors (ScreenPtr screen) +{ + ScrnInfoPtr scrn; + xf86CrtcConfigPtr xf86_config; + xf86CursorInfoPtr cursor_info; + CursorPtr cursor; + int x, y; + xf86CursorScreenPtr cursor_screen_priv; + + /* initial mode setting will not have set a screen yet. + May be called before the devices are initialised. + */ + if (!screen || !inputInfo.pointer) + return; + cursor_screen_priv = dixLookupPrivate(&screen->devPrivates, + xf86CursorScreenKey); + /* return if HW cursor is inactive, to avoid displaying two cursors */ + if (!cursor_screen_priv || !cursor_screen_priv->isUp) + return; + + scrn = xf86Screens[screen->myNum]; + xf86_config = XF86_CRTC_CONFIG_PTR(scrn); + + /* make sure the cursor code has been initialized */ + cursor_info = xf86_config->cursor_info; + if (!cursor_info) + return; + + cursor = xf86_config->cursor; + GetSpritePosition (inputInfo.pointer, &x, &y); + if (!(cursor_info->Flags & HARDWARE_CURSOR_UPDATE_UNHIDDEN)) + (*cursor_info->HideCursor)(scrn); + + if (cursor) + { + void *src = dixLookupPrivate(&cursor->devPrivates, CursorScreenKey(screen)); +#ifdef ARGB_CURSOR + if (cursor->bits->argb && cursor_info->LoadCursorARGB) + (*cursor_info->LoadCursorARGB) (scrn, cursor); + else if (src) +#endif + (*cursor_info->LoadCursorImage)(scrn, src); + + x += scrn->frameX0 + cursor_screen_priv->HotX; + y += scrn->frameY0 + cursor_screen_priv->HotY; + (*cursor_info->SetCursorPosition)(scrn, x, y); + } +} + +/** + * Clean up CRTC-based cursor code + */ +void +xf86_cursors_fini (ScreenPtr screen) +{ + ScrnInfoPtr scrn = xf86Screens[screen->myNum]; + xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(scrn); + + if (xf86_config->cursor_info) + { + xf86DestroyCursorInfoRec (xf86_config->cursor_info); + xf86_config->cursor_info = NULL; + } + free(xf86_config->cursor_image); + xf86_config->cursor_image = NULL; + if (xf86_config->cursor) + { + FreeCursor (xf86_config->cursor, None); + xf86_config->cursor = NULL; + } +} diff --git a/xorg-server/hw/xfree86/modes/xf86RandR12.c b/xorg-server/hw/xfree86/modes/xf86RandR12.c index 7bfb6fa47..2fe0c47e6 100644 --- a/xorg-server/hw/xfree86/modes/xf86RandR12.c +++ b/xorg-server/hw/xfree86/modes/xf86RandR12.c @@ -1,2029 +1,1802 @@ -/* - * Copyright © 2002 Keith Packard, member of The XFree86 Project, Inc. - * - * Permission to use, copy, modify, distribute, and sell this software and its - * documentation for any purpose is hereby granted without fee, provided that - * the above copyright notice appear in all copies and that both that copyright - * notice and this permission notice appear in supporting documentation, and - * that the name of the copyright holders not be used in advertising or - * publicity pertaining to distribution of the software without specific, - * written prior permission. The copyright holders make no representations - * about the suitability of this software for any purpose. It is provided "as - * is" without express or implied warranty. - * - * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, - * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO - * EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR - * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, - * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER - * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE - * OF THIS SOFTWARE. - */ - -#ifdef HAVE_XORG_CONFIG_H -#include -#else -#ifdef HAVE_CONFIG_H -#include -#endif -#endif - -#include "xf86.h" -#include "os.h" -#include "globals.h" -#include "xf86.h" -#include "xf86Priv.h" -#include "xf86DDC.h" -#include "mipointer.h" -#include "windowstr.h" -#include "inputstr.h" -#include -#include - -#include "xf86Crtc.h" -#include "xf86RandR12.h" - -typedef struct _xf86RandR12Info { - int virtualX; - int virtualY; - int mmWidth; - int mmHeight; - int maxX; - int maxY; - int pointerX; - int pointerY; - Rotation rotation; /* current mode */ - Rotation supported_rotations; /* driver supported */ - - /* Used to wrap EnterVT so we can re-probe the outputs when a laptop unsuspends - * (actually, any time that we switch back into our VT). - * - * See https://bugs.freedesktop.org/show_bug.cgi?id=21554 - */ - xf86EnterVTProc *orig_EnterVT; -} XF86RandRInfoRec, *XF86RandRInfoPtr; - -#ifdef RANDR_12_INTERFACE -static Bool xf86RandR12Init12 (ScreenPtr pScreen); -static Bool xf86RandR12CreateScreenResources12 (ScreenPtr pScreen); -#endif - -static int xf86RandR12Generation; - -static DevPrivateKeyRec xf86RandR12KeyRec; -static DevPrivateKey xf86RandR12Key; -#define XF86RANDRINFO(p) ((XF86RandRInfoPtr) \ - dixLookupPrivate(&(p)->devPrivates, xf86RandR12Key)) - - -static int -xf86RandR12ModeRefresh (DisplayModePtr mode) -{ - if (mode->VRefresh) - return (int) (mode->VRefresh + 0.5); - else - return (int) (mode->Clock * 1000.0 / mode->HTotal / mode->VTotal + 0.5); -} - -/* Adapt panning area; return TRUE if panning area was valid without adaption */ -static int -xf86RandR13VerifyPanningArea (xf86CrtcPtr crtc, int screenWidth, int screenHeight) -{ - int ret = TRUE; - - if (crtc->version < 2) - return FALSE; - - if (crtc->panningTotalArea.x2 <= crtc->panningTotalArea.x1) { - /* Panning in X is disabled */ - if (crtc->panningTotalArea.x1 || crtc->panningTotalArea.x2) - /* Illegal configuration -> fail/disable */ - ret = FALSE; - crtc->panningTotalArea.x1 = crtc->panningTotalArea.x2 = 0; - crtc->panningTrackingArea.x1 = crtc->panningTrackingArea.x2 = 0; - crtc->panningBorder[0] = crtc->panningBorder[2] = 0; - } else { - /* Panning in X is enabled */ - if (crtc->panningTotalArea.x1 < 0) { - /* Panning region outside screen -> move inside */ - crtc->panningTotalArea.x2 -= crtc->panningTotalArea.x1; - crtc->panningTotalArea.x1 = 0; - ret = FALSE; - } - if (crtc->panningTotalArea.x2 < crtc->panningTotalArea.x1 + crtc->mode.HDisplay) { - /* Panning region smaller than displayed area -> crop to displayed area */ - crtc->panningTotalArea.x2 = crtc->panningTotalArea.x1 + crtc->mode.HDisplay; - ret = FALSE; - } - if (crtc->panningTotalArea.x2 > screenWidth) { - /* Panning region larger than screen -> move inside, then crop to screen */ - crtc->panningTotalArea.x1 -= crtc->panningTotalArea.x2 - screenWidth; - crtc->panningTotalArea.x2 = screenWidth; - ret = FALSE; - if (crtc->panningTotalArea.x1 < 0) - crtc->panningTotalArea.x1 = 0; - } - if (crtc->panningBorder[0] + crtc->panningBorder[2] > crtc->mode.HDisplay) { - /* Borders too large -> set to 0 */ - crtc->panningBorder[0] = crtc->panningBorder[2] = 0; - ret = FALSE; - } - } - - if (crtc->panningTotalArea.y2 <= crtc->panningTotalArea.y1) { - /* Panning in Y is disabled */ - if (crtc->panningTotalArea.y1 || crtc->panningTotalArea.y2) - /* Illegal configuration -> fail/disable */ - ret = FALSE; - crtc->panningTotalArea.y1 = crtc->panningTotalArea.y2 = 0; - crtc->panningTrackingArea.y1 = crtc->panningTrackingArea.y2 = 0; - crtc->panningBorder[1] = crtc->panningBorder[3] = 0; - } else { - /* Panning in Y is enabled */ - if (crtc->panningTotalArea.y1 < 0) { - /* Panning region outside screen -> move inside */ - crtc->panningTotalArea.y2 -= crtc->panningTotalArea.y1; - crtc->panningTotalArea.y1 = 0; - ret = FALSE; - } - if (crtc->panningTotalArea.y2 < crtc->panningTotalArea.y1 + crtc->mode.VDisplay) { - /* Panning region smaller than displayed area -> crop to displayed area */ - crtc->panningTotalArea.y2 = crtc->panningTotalArea.y1 + crtc->mode.VDisplay; - ret = FALSE; - } - if (crtc->panningTotalArea.y2 > screenHeight) { - /* Panning region larger than screen -> move inside, then crop to screen */ - crtc->panningTotalArea.y1 -= crtc->panningTotalArea.y2 - screenHeight; - crtc->panningTotalArea.y2 = screenHeight; - ret = FALSE; - if (crtc->panningTotalArea.y1 < 0) - crtc->panningTotalArea.y1 = 0; - } - if (crtc->panningBorder[1] + crtc->panningBorder[3] > crtc->mode.VDisplay) { - /* Borders too large -> set to 0 */ - crtc->panningBorder[1] = crtc->panningBorder[3] = 0; - ret = FALSE; - } - } - - return ret; -} - -/* - * The heart of the panning operation: - * - * Given a frame buffer position (fb_x, fb_y), - * and a crtc position (crtc_x, crtc_y), - * and a transform matrix which maps frame buffer to crtc, - * compute a panning position (pan_x, pan_y) that - * makes the resulting transform line those two up - */ - -static void -xf86ComputeCrtcPan (Bool sprite_transform_in_use, - struct pixman_f_transform *m, - double screen_x, double screen_y, - double crtc_x, double crtc_y, - int old_pan_x, int old_pan_y, - int *new_pan_x, int *new_pan_y) -{ - if (sprite_transform_in_use) { - /* - * Given the current transform, M, the current position - * on the Screen, S, and the desired position on the CRTC, - * C, compute a translation, T, such that: - * - * M T S = C - * - * where T is of the form - * - * | 1 0 dx | - * | 0 1 dy | - * | 0 0 1 | - * - * M T S = - * | M00 Sx + M01 Sy + M00 dx + M01 dy + M02 | | Cx F | - * | M10 Sx + M11 Sy + M10 dx + M11 dy + M12 | = | Cy F | - * | M20 Sx + M21 Sy + M20 dx + M21 dy + M22 | | F | - * - * R = M S - * - * Cx F = M00 dx + M01 dy + R0 - * Cy F = M10 dx + M11 dy + R1 - * F = M20 dx + M21 dy + R2 - * - * Zero out dx, then dy - * - * F (Cx M10 - Cy M00) = - * (M10 M01 - M00 M11) dy + M10 R0 - M00 R1 - * F (M10 - Cy M20) = - * (M10 M21 - M20 M11) dy + M10 R2 - M20 R1 - * - * F (Cx M11 - Cy M01) = - * (M11 M00 - M01 M10) dx + M11 R0 - M01 R1 - * F (M11 - Cy M21) = - * (M11 M20 - M21 M10) dx + M11 R2 - M21 R1 - * - * Make some temporaries - * - * T = | Cx M10 - Cy M00 | - * | Cx M11 - Cy M01 | - * - * U = | M10 M01 - M00 M11 | - * | M11 M00 - M01 M10 | - * - * Q = | M10 R0 - M00 R1 | - * | M11 R0 - M01 R1 | - * - * P = | M10 - Cy M20 | - * | M11 - Cy M21 | - * - * W = | M10 M21 - M20 M11 | - * | M11 M20 - M21 M10 | - * - * V = | M10 R2 - M20 R1 | - * | M11 R2 - M21 R1 | - * - * Rewrite: - * - * F T0 = U0 dy + Q0 - * F P0 = W0 dy + V0 - * F T1 = U1 dx + Q1 - * F P1 = W1 dx + V1 - * - * Solve for F (two ways) - * - * F (W0 T0 - U0 P0) = W0 Q0 - U0 V0 - * - * W0 Q0 - U0 V0 - * F = ------------- - * W0 T0 - U0 P0 - * - * F (W1 T1 - U1 P1) = W1 Q1 - U1 V1 - * - * W1 Q1 - U1 V1 - * F = ------------- - * W1 T1 - U1 P1 - * - * We'll use which ever solution works (denominator != 0) - * - * Finally, solve for dx and dy: - * - * dx = (F T1 - Q1) / U1 - * dx = (F P1 - V1) / W1 - * - * dy = (F T0 - Q0) / U0 - * dy = (F P0 - V0) / W0 - */ - double r[3]; - double q[2], u[2], t[2], v[2], w[2], p[2]; - double f; - struct pict_f_vector d; - int i; - - /* Get the un-normalized crtc coordinates again */ - for (i = 0; i < 3; i++) - r[i] = m->m[i][0] * screen_x + m->m[i][1] * screen_y + m->m[i][2]; - - /* Combine values into temporaries */ - for (i = 0; i < 2; i++) { - q[i] = m->m[1][i] * r[0] - m->m[0][i] * r[1]; - u[i] = m->m[1][i] * m->m[0][1-i] - m->m[0][i] * m->m[1][1-i]; - t[i] = m->m[1][i] * crtc_x - m->m[0][i] * crtc_y; - - v[i] = m->m[1][i] * r[2] - m->m[2][i] * r[1]; - w[i] = m->m[1][i] * m->m[2][1-i] - m->m[2][i] * m->m[1][1-i]; - p[i] = m->m[1][i] - m->m[2][i] * crtc_y; - } - - /* Find a way to compute f */ - f = 0; - for (i = 0; i < 2; i++) { - double a = w[i] * q[i] - u[i] * v[i]; - double b = w[i] * t[i] - u[i] * p[i]; - if (b != 0) { - f = a/b; - break; - } - } - - /* Solve for the resulting transform vector */ - for (i = 0; i < 2; i++) { - if (u[i]) - d.v[1-i] = (t[i] * f - q[i]) / u[i]; - else if (w[1]) - d.v[1-i] = (p[i] * f - v[i]) / w[i]; - else - d.v[1-i] = 0; - } - *new_pan_x = old_pan_x - floor (d.v[0] + 0.5); - *new_pan_y = old_pan_y - floor (d.v[1] + 0.5); - } else { - *new_pan_x = screen_x - crtc_x; - *new_pan_y = screen_y - crtc_y; - } -} - -static void -xf86RandR13Pan (xf86CrtcPtr crtc, int x, int y) -{ - int newX, newY; - int width, height; - Bool panned = FALSE; - - if (crtc->version < 2) - return; - - if (! crtc->enabled || - (crtc->panningTotalArea.x2 <= crtc->panningTotalArea.x1 && - crtc->panningTotalArea.y2 <= crtc->panningTotalArea.y1)) - return; - - newX = crtc->x; - newY = crtc->y; - width = crtc->mode.HDisplay; - height = crtc->mode.VDisplay; - - if ((crtc->panningTrackingArea.x2 <= crtc->panningTrackingArea.x1 || - (x >= crtc->panningTrackingArea.x1 && x < crtc->panningTrackingArea.x2)) && - (crtc->panningTrackingArea.y2 <= crtc->panningTrackingArea.y1 || - (y >= crtc->panningTrackingArea.y1 && y < crtc->panningTrackingArea.y2))) - { - struct pict_f_vector c; - - /* - * Pre-clip the mouse position to the panning area so that we don't - * push the crtc outside. This doesn't deal with changes to the - * panning values, only mouse position changes. - */ - if (crtc->panningTotalArea.x2 > crtc->panningTotalArea.x1) - { - if (x < crtc->panningTotalArea.x1) - x = crtc->panningTotalArea.x1; - if (x >= crtc->panningTotalArea.x2) - x = crtc->panningTotalArea.x2 - 1; - } - if (crtc->panningTotalArea.y2 > crtc->panningTotalArea.y1) - { - if (y < crtc->panningTotalArea.y1) - y = crtc->panningTotalArea.y1; - if (y >= crtc->panningTotalArea.y2) - y = crtc->panningTotalArea.y2 - 1; - } - - c.v[0] = x; - c.v[1] = y; - c.v[2] = 1.0; - if (crtc->sprite_transform_in_use) { - pixman_f_transform_point(&crtc->f_screen_to_crtc, &c); - } else { - c.v[0] -= crtc->x; - c.v[1] -= crtc->y; - } - - if (crtc->panningTotalArea.x2 > crtc->panningTotalArea.x1) { - if (c.v[0] < crtc->panningBorder[0]) { - c.v[0] = crtc->panningBorder[0]; - panned = TRUE; - } - if (c.v[0] >= width - crtc->panningBorder[2]) { - c.v[0] = width - crtc->panningBorder[2] - 1; - panned = TRUE; - } - } - if (crtc->panningTotalArea.y2 > crtc->panningTotalArea.y1) { - if (c.v[1] < crtc->panningBorder[1]) { - c.v[1] = crtc->panningBorder[1]; - panned = TRUE; - } - if (c.v[1] >= height - crtc->panningBorder[3]) { - c.v[1] = height - crtc->panningBorder[3] - 1; - panned = TRUE; - } - } - if (panned) - xf86ComputeCrtcPan (crtc->sprite_transform_in_use, - &crtc->f_screen_to_crtc, - x, y, c.v[0], c.v[1], - newX, newY, &newX, &newY); - } - - /* - * Ensure that the crtc is within the panning region. - * - * XXX This computation only works when we do not have a transform - * in use. - */ - if (!crtc->sprite_transform_in_use) - { - /* Validate against [xy]1 after [xy]2, to be sure that results are > 0 for [xy]1 > 0 */ - if (crtc->panningTotalArea.x2 > crtc->panningTotalArea.x1) { - if (newX > crtc->panningTotalArea.x2 - width) - newX = crtc->panningTotalArea.x2 - width; - if (newX < crtc->panningTotalArea.x1) - newX = crtc->panningTotalArea.x1; - } - if (crtc->panningTotalArea.y2 > crtc->panningTotalArea.y1) { - if (newY > crtc->panningTotalArea.y2 - height) - newY = crtc->panningTotalArea.y2 - height; - if (newY < crtc->panningTotalArea.y1) - newY = crtc->panningTotalArea.y1; - } - } - if (newX != crtc->x || newY != crtc->y) - xf86CrtcSetOrigin (crtc, newX, newY); -} - -static Bool -xf86RandR12GetInfo (ScreenPtr pScreen, Rotation *rotations) -{ - RRScreenSizePtr pSize; - ScrnInfoPtr scrp = XF86SCRNINFO(pScreen); - XF86RandRInfoPtr randrp = XF86RANDRINFO(pScreen); - DisplayModePtr mode; - int refresh0 = 60; - int maxX = 0, maxY = 0; - - *rotations = randrp->supported_rotations; - - if (randrp->virtualX == -1 || randrp->virtualY == -1) - { - randrp->virtualX = scrp->virtualX; - randrp->virtualY = scrp->virtualY; - } - - /* Re-probe the outputs for new monitors or modes */ - if (scrp->vtSema) - { - xf86ProbeOutputModes (scrp, 0, 0); - xf86SetScrnInfoModes (scrp); - } - - for (mode = scrp->modes; ; mode = mode->next) - { - int refresh = xf86RandR12ModeRefresh (mode); - if (randrp->maxX == 0 || randrp->maxY == 0) - { - if (maxX < mode->HDisplay) - maxX = mode->HDisplay; - if (maxY < mode->VDisplay) - maxY = mode->VDisplay; - } - if (mode == scrp->modes) - refresh0 = refresh; - pSize = RRRegisterSize (pScreen, - mode->HDisplay, mode->VDisplay, - randrp->mmWidth, randrp->mmHeight); - if (!pSize) - return FALSE; - RRRegisterRate (pScreen, pSize, refresh); - - if (xf86ModesEqual(mode, scrp->currentMode)) - { - RRSetCurrentConfig (pScreen, randrp->rotation, refresh, pSize); - } - if (mode->next == scrp->modes) - break; - } - - if (randrp->maxX == 0 || randrp->maxY == 0) - { - randrp->maxX = maxX; - randrp->maxY = maxY; - } - - return TRUE; -} - -static Bool -xf86RandR12SetMode (ScreenPtr pScreen, - DisplayModePtr mode, - Bool useVirtual, - int mmWidth, - int mmHeight) -{ - ScrnInfoPtr scrp = XF86SCRNINFO(pScreen); - XF86RandRInfoPtr randrp = XF86RANDRINFO(pScreen); - int oldWidth = pScreen->width; - int oldHeight = pScreen->height; - int oldmmWidth = pScreen->mmWidth; - int oldmmHeight = pScreen->mmHeight; - WindowPtr pRoot = pScreen->root; - DisplayModePtr currentMode = NULL; - Bool ret = TRUE; - - if (pRoot) - (*scrp->EnableDisableFBAccess) (pScreen->myNum, FALSE); - if (useVirtual) - { - scrp->virtualX = randrp->virtualX; - scrp->virtualY = randrp->virtualY; - } - else - { - scrp->virtualX = mode->HDisplay; - scrp->virtualY = mode->VDisplay; - } - - if(randrp->rotation & (RR_Rotate_90 | RR_Rotate_270)) - { - /* If the screen is rotated 90 or 270 degrees, swap the sizes. */ - pScreen->width = scrp->virtualY; - pScreen->height = scrp->virtualX; - pScreen->mmWidth = mmHeight; - pScreen->mmHeight = mmWidth; - } - else - { - pScreen->width = scrp->virtualX; - pScreen->height = scrp->virtualY; - pScreen->mmWidth = mmWidth; - pScreen->mmHeight = mmHeight; - } - if (scrp->currentMode == mode) { - /* Save current mode */ - currentMode = scrp->currentMode; - /* Reset, just so we ensure the drivers SwitchMode is called */ - scrp->currentMode = NULL; - } - /* - * We know that if the driver failed to SwitchMode to the rotated - * version, then it should revert back to it's prior mode. - */ - if (!xf86SwitchMode (pScreen, mode)) - { - ret = FALSE; - scrp->virtualX = pScreen->width = oldWidth; - scrp->virtualY = pScreen->height = oldHeight; - pScreen->mmWidth = oldmmWidth; - pScreen->mmHeight = oldmmHeight; - scrp->currentMode = currentMode; - } - - /* - * Make sure the layout is correct - */ - xf86ReconfigureLayout(); - - /* - * Make sure the whole screen is visible - */ - xf86SetViewport (pScreen, pScreen->width, pScreen->height); - xf86SetViewport (pScreen, 0, 0); - if (pRoot) - (*scrp->EnableDisableFBAccess) (pScreen->myNum, TRUE); - return ret; -} - -Bool -xf86RandR12SetConfig (ScreenPtr pScreen, - Rotation rotation, - int rate, - RRScreenSizePtr pSize) -{ - ScrnInfoPtr scrp = XF86SCRNINFO(pScreen); - XF86RandRInfoPtr randrp = XF86RANDRINFO(pScreen); - DisplayModePtr mode; - int px, py; - Bool useVirtual = FALSE; - int maxX = 0, maxY = 0; - Rotation oldRotation = randrp->rotation; - - randrp->rotation = rotation; - - if (randrp->virtualX == -1 || randrp->virtualY == -1) - { - randrp->virtualX = scrp->virtualX; - randrp->virtualY = scrp->virtualY; - } - - miPointerGetPosition (inputInfo.pointer, &px, &py); - for (mode = scrp->modes; ; mode = mode->next) - { - if (randrp->maxX == 0 || randrp->maxY == 0) - { - if (maxX < mode->HDisplay) - maxX = mode->HDisplay; - if (maxY < mode->VDisplay) - maxY = mode->VDisplay; - } - if (mode->HDisplay == pSize->width && - mode->VDisplay == pSize->height && - (rate == 0 || xf86RandR12ModeRefresh (mode) == rate)) - break; - if (mode->next == scrp->modes) - { - if (pSize->width == randrp->virtualX && - pSize->height == randrp->virtualY) - { - mode = scrp->modes; - useVirtual = TRUE; - break; - } - if (randrp->maxX == 0 || randrp->maxY == 0) - { - randrp->maxX = maxX; - randrp->maxY = maxY; - } - return FALSE; - } - } - - if (randrp->maxX == 0 || randrp->maxY == 0) - { - randrp->maxX = maxX; - randrp->maxY = maxY; - } - - if (!xf86RandR12SetMode (pScreen, mode, useVirtual, pSize->mmWidth, - pSize->mmHeight)) { - randrp->rotation = oldRotation; - return FALSE; - } - - /* - * Move the cursor back where it belongs; SwitchMode repositions it - */ - if (pScreen == miPointerGetScreen(inputInfo.pointer)) - { - px = (px >= pScreen->width ? (pScreen->width - 1) : px); - py = (py >= pScreen->height ? (pScreen->height - 1) : py); - - xf86SetViewport(pScreen, px, py); - - (*pScreen->SetCursorPosition) (inputInfo.pointer, pScreen, px, py, FALSE); - } - - return TRUE; -} - -static Bool -xf86RandR12ScreenSetSize (ScreenPtr pScreen, - CARD16 width, - CARD16 height, - CARD16 pixWidth, - CARD16 pixHeight, - CARD32 mmWidth, - CARD32 mmHeight) -{ - XF86RandRInfoPtr randrp = XF86RANDRINFO(pScreen); - ScrnInfoPtr pScrn = XF86SCRNINFO(pScreen); - xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(pScrn); - WindowPtr pRoot = pScreen->root; - PixmapPtr pScrnPix; - Bool ret = FALSE; - Bool pixSizeChanged = FALSE; - Bool winSizeChanged = FALSE; - int c; - - if (xf86RandR12Key) { - if (randrp->virtualX == -1 || randrp->virtualY == -1) - { - randrp->virtualX = pScrn->virtualX; - randrp->virtualY = pScrn->virtualY; - pixSizeChanged = TRUE; - } - } - - pScrnPix = (*pScreen->GetScreenPixmap)(pScreen); - if (pixWidth != pScrnPix->drawable.width || - pixHeight != pScrnPix->drawable.height) - pixSizeChanged = TRUE; - - if (width != pScreen->width || height != pScreen->height) - winSizeChanged = TRUE; - - if (pixSizeChanged) - { - if (pRoot && pScrn->vtSema) - (*pScrn->EnableDisableFBAccess) (pScreen->myNum, FALSE); - - /* Let the driver update virtualX and virtualY */ - if (!(*config->funcs->resize)(pScrn, pixWidth, pixHeight)) - goto finish; - } - - ret = TRUE; - - if (winSizeChanged) - { - /* Update panning information */ - for (c = 0; c < config->num_crtc; c++) { - xf86CrtcPtr crtc = config->crtc[c]; - if (crtc->panningTotalArea.x2 > crtc->panningTotalArea.x1 || - crtc->panningTotalArea.y2 > crtc->panningTotalArea.y1) { - if (crtc->panningTotalArea.x2 > crtc->panningTrackingArea.x1) - crtc->panningTotalArea.x2 += width - pScreen->width; - if (crtc->panningTotalArea.y2 > crtc->panningTrackingArea.y1) - crtc->panningTotalArea.y2 += height - pScreen->height; - if (crtc->panningTrackingArea.x2 > crtc->panningTrackingArea.x1) - crtc->panningTrackingArea.x2 += width - pScreen->width; - if (crtc->panningTrackingArea.y2 > crtc->panningTrackingArea.y1) - crtc->panningTrackingArea.y2 += height - pScreen->height; - xf86RandR13VerifyPanningArea (crtc, width, height); - xf86RandR13Pan (crtc, randrp->pointerX, randrp->pointerY); - } - } - } - - pScrnPix = (*pScreen->GetScreenPixmap)(pScreen); - pScreen->width = width; - pScreen->height = height; - if (pRoot) - { - BoxRec box; - - pRoot->drawable.width = width; - pRoot->drawable.height = height; - box.x1 = 0; - box.y1 = 0; - box.x2 = width; - box.y2 = height; - RegionInit(&pRoot->winSize, &box, 1); - RegionInit(&pRoot->borderSize, &box, 1); - } - pScrnPix->drawable.width = pixWidth; - pScrnPix->drawable.height = pixHeight; - randrp->mmWidth = pScreen->mmWidth = mmWidth; - randrp->mmHeight = pScreen->mmHeight = mmHeight; - - if (winSizeChanged) - { - xf86SetViewport (pScreen, pScreen->width-1, pScreen->height-1); - xf86SetViewport (pScreen, 0, 0); - } - -finish: - if (pixSizeChanged) - { - if (pRoot && pScrn->vtSema) - (*pScrn->EnableDisableFBAccess) (pScreen->myNum, TRUE); - } - -#if RANDR_12_INTERFACE - if (xf86RandR12Key && pScreen->root && ret) - RRScreenSizeNotify (pScreen); -#endif - return ret; -} - -Rotation -xf86RandR12GetRotation(ScreenPtr pScreen) -{ - XF86RandRInfoPtr randrp = XF86RANDRINFO(pScreen); - - return randrp->rotation; -} - -Bool -xf86RandR12CreateScreenResources (ScreenPtr pScreen) -{ - ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum]; - xf86CrtcConfigPtr config; - XF86RandRInfoPtr randrp; - int c; - int width, height; - int mmWidth, mmHeight; -#ifdef PANORAMIX - /* XXX disable RandR when using Xinerama */ - if (!noPanoramiXExtension) - return TRUE; -#endif - - config = XF86_CRTC_CONFIG_PTR(pScrn); - randrp = XF86RANDRINFO(pScreen); - /* - * Compute size of screen - */ - width = 0; height = 0; - for (c = 0; c < config->num_crtc; c++) - { - xf86CrtcPtr crtc = config->crtc[c]; - int crtc_width = crtc->x + xf86ModeWidth (&crtc->mode, crtc->rotation); - int crtc_height = crtc->y + xf86ModeHeight (&crtc->mode, crtc->rotation); - - if (crtc->enabled) { - if (crtc_width > width) - width = crtc_width; - if (crtc_height > height) - height = crtc_height; - if (crtc->panningTotalArea.x2 > width) - width = crtc->panningTotalArea.x2; - if (crtc->panningTotalArea.y2 > height) - height = crtc->panningTotalArea.y2; - } - } - - if (width && height) - { - /* - * Compute physical size of screen - */ - if (monitorResolution) - { - mmWidth = width * 25.4 / monitorResolution; - mmHeight = height * 25.4 / monitorResolution; - } - else - { - xf86OutputPtr output = xf86CompatOutput(pScrn); - - if (output && - output->conf_monitor && - (output->conf_monitor->mon_width > 0 && - output->conf_monitor->mon_height > 0)) - { - /* - * Prefer user configured DisplaySize - */ - mmWidth = output->conf_monitor->mon_width; - mmHeight = output->conf_monitor->mon_height; - } - else - { - /* - * Otherwise, just set the screen to DEFAULT_DPI - */ - mmWidth = width * 25.4 / DEFAULT_DPI; - mmHeight = height * 25.4 / DEFAULT_DPI; - } - } - xf86DrvMsg(pScrn->scrnIndex, X_INFO, - "Setting screen physical size to %d x %d\n", - mmWidth, mmHeight); - /* - * This is the initial setting of the screen size. - * We have to pre-set it here, otherwise panning would be adapted - * to the new screen size. - */ - pScreen->width = width; - pScreen->height = height; - xf86RandR12ScreenSetSize (pScreen, - width, - height, - width, - height, - mmWidth, - mmHeight); - } - - if (xf86RandR12Key == NULL) - return TRUE; - - if (randrp->virtualX == -1 || randrp->virtualY == -1) - { - randrp->virtualX = pScrn->virtualX; - randrp->virtualY = pScrn->virtualY; - } - xf86CrtcSetScreenSubpixelOrder (pScreen); -#if RANDR_12_INTERFACE - if (xf86RandR12CreateScreenResources12 (pScreen)) - return TRUE; -#endif - return TRUE; -} - - -Bool -xf86RandR12Init (ScreenPtr pScreen) -{ - rrScrPrivPtr rp; - XF86RandRInfoPtr randrp; - -#ifdef PANORAMIX - /* XXX disable RandR when using Xinerama */ - if (!noPanoramiXExtension) - { - if (xf86NumScreens == 1) - noPanoramiXExtension = TRUE; - else - return TRUE; - } -#endif - - if (xf86RandR12Generation != serverGeneration) - xf86RandR12Generation = serverGeneration; - - xf86RandR12Key = &xf86RandR12KeyRec; - if (!dixRegisterPrivateKey(&xf86RandR12KeyRec, PRIVATE_SCREEN, 0)) - return FALSE; - - randrp = malloc(sizeof (XF86RandRInfoRec)); - if (!randrp) - return FALSE; - - if (!RRScreenInit(pScreen)) - { - free(randrp); - return FALSE; - } - rp = rrGetScrPriv(pScreen); - rp->rrGetInfo = xf86RandR12GetInfo; - rp->rrSetConfig = xf86RandR12SetConfig; - - randrp->virtualX = -1; - randrp->virtualY = -1; - randrp->mmWidth = pScreen->mmWidth; - randrp->mmHeight = pScreen->mmHeight; - - randrp->rotation = RR_Rotate_0; /* initial rotated mode */ - - randrp->supported_rotations = RR_Rotate_0; - - randrp->maxX = randrp->maxY = 0; - - dixSetPrivate(&pScreen->devPrivates, xf86RandR12Key, randrp); - -#if RANDR_12_INTERFACE - if (!xf86RandR12Init12 (pScreen)) - return FALSE; -#endif - return TRUE; -} - -void -xf86RandR12CloseScreen (ScreenPtr pScreen) -{ - XF86RandRInfoPtr randrp; - - if (xf86RandR12Key == NULL) - return; - - randrp = XF86RANDRINFO(pScreen); -#if RANDR_12_INTERFACE - xf86Screens[pScreen->myNum]->EnterVT = randrp->orig_EnterVT; -#endif - - free(randrp); -} - -void -xf86RandR12SetRotations (ScreenPtr pScreen, Rotation rotations) -{ - XF86RandRInfoPtr randrp; -#if RANDR_12_INTERFACE - ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum]; - int c; - xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(pScrn); -#endif - - if (xf86RandR12Key == NULL) - return; - - randrp = XF86RANDRINFO(pScreen); -#if RANDR_12_INTERFACE - for (c = 0; c < config->num_crtc; c++) { - xf86CrtcPtr crtc = config->crtc[c]; - - RRCrtcSetRotations (crtc->randr_crtc, rotations); - } -#endif - randrp->supported_rotations = rotations; -} - -void -xf86RandR12SetTransformSupport (ScreenPtr pScreen, Bool transforms) -{ - XF86RandRInfoPtr randrp; -#if RANDR_13_INTERFACE - ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum]; - int c; - xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(pScrn); -#endif - - if (xf86RandR12Key == NULL) - return; - - randrp = XF86RANDRINFO(pScreen); -#if RANDR_13_INTERFACE - for (c = 0; c < config->num_crtc; c++) { - xf86CrtcPtr crtc = config->crtc[c]; - - RRCrtcSetTransformSupport (crtc->randr_crtc, transforms); - } -#endif -} - -void -xf86RandR12GetOriginalVirtualSize(ScrnInfoPtr pScrn, int *x, int *y) -{ - ScreenPtr pScreen = screenInfo.screens[pScrn->scrnIndex]; - - if (xf86RandR12Generation != serverGeneration || - XF86RANDRINFO(pScreen)->virtualX == -1) - { - *x = pScrn->virtualX; - *y = pScrn->virtualY; - } else { - XF86RandRInfoPtr randrp = XF86RANDRINFO(pScreen); - - *x = randrp->virtualX; - *y = randrp->virtualY; - } -} - -#if RANDR_12_INTERFACE - -#define FLAG_BITS (RR_HSyncPositive | \ - RR_HSyncNegative | \ - RR_VSyncPositive | \ - RR_VSyncNegative | \ - RR_Interlace | \ - RR_DoubleScan | \ - RR_CSync | \ - RR_CSyncPositive | \ - RR_CSyncNegative | \ - RR_HSkewPresent | \ - RR_BCast | \ - RR_PixelMultiplex | \ - RR_DoubleClock | \ - RR_ClockDivideBy2) - -static Bool -xf86RandRModeMatches (RRModePtr randr_mode, - DisplayModePtr mode) -{ -#if 0 - if (match_name) - { - /* check for same name */ - int len = strlen (mode->name); - if (randr_mode->mode.nameLength != len) return FALSE; - if (memcmp (randr_mode->name, mode->name, len) != 0) return FALSE; - } -#endif - - /* check for same timings */ - if (randr_mode->mode.dotClock / 1000 != mode->Clock) return FALSE; - if (randr_mode->mode.width != mode->HDisplay) return FALSE; - if (randr_mode->mode.hSyncStart != mode->HSyncStart) return FALSE; - if (randr_mode->mode.hSyncEnd != mode->HSyncEnd) return FALSE; - if (randr_mode->mode.hTotal != mode->HTotal) return FALSE; - if (randr_mode->mode.hSkew != mode->HSkew) return FALSE; - if (randr_mode->mode.height != mode->VDisplay) return FALSE; - if (randr_mode->mode.vSyncStart != mode->VSyncStart) return FALSE; - if (randr_mode->mode.vSyncEnd != mode->VSyncEnd) return FALSE; - if (randr_mode->mode.vTotal != mode->VTotal) return FALSE; - - /* check for same flags (using only the XF86 valid flag bits) */ - if ((randr_mode->mode.modeFlags & FLAG_BITS) != (mode->Flags & FLAG_BITS)) - return FALSE; - - /* everything matches */ - return TRUE; -} - -static Bool -xf86RandR12CrtcNotify (RRCrtcPtr randr_crtc) -{ - ScreenPtr pScreen = randr_crtc->pScreen; - ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum]; - xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(pScrn); - RRModePtr randr_mode = NULL; - int x; - int y; - Rotation rotation; - int numOutputs; - RROutputPtr *randr_outputs; - RROutputPtr randr_output; - xf86CrtcPtr crtc = randr_crtc->devPrivate; - xf86OutputPtr output; - int i, j; - DisplayModePtr mode = &crtc->mode; - Bool ret; - - randr_outputs = malloc(config->num_output * sizeof (RROutputPtr)); - if (!randr_outputs) - return FALSE; - x = crtc->x; - y = crtc->y; - rotation = crtc->rotation; - numOutputs = 0; - randr_mode = NULL; - for (i = 0; i < config->num_output; i++) - { - output = config->output[i]; - if (output->crtc == crtc) - { - randr_output = output->randr_output; - randr_outputs[numOutputs++] = randr_output; - /* - * We make copies of modes, so pointer equality - * isn't sufficient - */ - for (j = 0; j < randr_output->numModes + randr_output->numUserModes; j++) - { - RRModePtr m = (j < randr_output->numModes ? - randr_output->modes[j] : - randr_output->userModes[j-randr_output->numModes]); - - if (xf86RandRModeMatches (m, mode)) - { - randr_mode = m; - break; - } - } - } - } - ret = RRCrtcNotify (randr_crtc, randr_mode, x, y, - rotation, - crtc->transformPresent ? &crtc->transform : NULL, - numOutputs, randr_outputs, crtc->scanoutPixmap); - free(randr_outputs); - return ret; -} - -/* - * Convert a RandR mode to a DisplayMode - */ -static void -xf86RandRModeConvert (ScrnInfoPtr scrn, - RRModePtr randr_mode, - DisplayModePtr mode) -{ - memset(mode, 0, sizeof(DisplayModeRec)); - mode->status = MODE_OK; - - mode->Clock = randr_mode->mode.dotClock / 1000; - - mode->HDisplay = randr_mode->mode.width; - mode->HSyncStart = randr_mode->mode.hSyncStart; - mode->HSyncEnd = randr_mode->mode.hSyncEnd; - mode->HTotal = randr_mode->mode.hTotal; - mode->HSkew = randr_mode->mode.hSkew; - - mode->VDisplay = randr_mode->mode.height; - mode->VSyncStart = randr_mode->mode.vSyncStart; - mode->VSyncEnd = randr_mode->mode.vSyncEnd; - mode->VTotal = randr_mode->mode.vTotal; - mode->VScan = 0; - - mode->Flags = randr_mode->mode.modeFlags & FLAG_BITS; - - xf86SetModeCrtc (mode, scrn->adjustFlags); -} - -static Bool -xf86RandR12CrtcSet (ScreenPtr pScreen, - RRCrtcPtr randr_crtc, - RRModePtr randr_mode, - int x, - int y, - Rotation rotation, - int num_randr_outputs, - RROutputPtr *randr_outputs, - PixmapPtr scanout_pixmap) -{ - XF86RandRInfoPtr randrp = XF86RANDRINFO(pScreen); - ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum]; - xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(pScrn); - xf86CrtcPtr crtc = randr_crtc->devPrivate; - RRTransformPtr transform; - xf86CrtcSetFlags flags = 0; - int o, ro; - xf86CrtcPtr *save_crtcs; - Bool save_enabled = crtc->enabled; - - if (!crtc->scrn->vtSema) - return FALSE; - - save_crtcs = malloc(config->num_output * sizeof (xf86CrtcPtr)); - if ((randr_mode != NULL) != crtc->enabled) - flags |= XF86CrtcSetMode; - else if (randr_mode && !xf86RandRModeMatches (randr_mode, &crtc->mode)) - flags |= XF86CrtcSetMode; - - if (rotation != crtc->rotation) - flags |= XF86CrtcSetRotation; - - transform = RRCrtcGetTransform (randr_crtc); - if ((transform != NULL) != crtc->transformPresent) - flags |= XF86CrtcSetTransform; - else if (transform && memcmp (&transform->transform, &crtc->transform.transform, - sizeof (transform->transform)) != 0) - flags |= XF86CrtcSetTransform; - - if (scanout_pixmap != crtc->scanoutPixmap) - flags |= XF86CrtcSetScanoutPixmap; - - if (x != crtc->x || y != crtc->y) - flags |= XF86CrtcSetOrigin; - for (o = 0; o < config->num_output; o++) - { - xf86OutputPtr output = config->output[o]; - xf86CrtcPtr new_crtc; - - save_crtcs[o] = output->crtc; - - if (output->crtc == crtc) - new_crtc = NULL; - else - new_crtc = output->crtc; - for (ro = 0; ro < num_randr_outputs; ro++) - if (output->randr_output == randr_outputs[ro]) - { - new_crtc = crtc; - break; - } - if (new_crtc != output->crtc) - { - flags |= XF86CrtcSetOutput; - output->crtc = new_crtc; - } - } - for (ro = 0; ro < num_randr_outputs; ro++) - if (randr_outputs[ro]->pendingProperties) - flags |= XF86CrtcSetProperty; - - /* XXX need device-independent mode setting code through an API */ - if (flags) - { - crtc->enabled = randr_mode != NULL; - - if (randr_mode) - { - DisplayModeRec mode; - RRTransformPtr transform = RRCrtcGetTransform (randr_crtc); - xf86CrtcSetRec set; - - xf86RandRModeConvert (pScrn, randr_mode, &mode); - set.mode = &mode; - set.rotation = rotation; - set.transform = transform; - set.x = x; - set.y = y; - set.scanout_pixmap = scanout_pixmap; - set.flags = flags; - if (!xf86CrtcSet(crtc, &set)) - { - crtc->enabled = save_enabled; - for (o = 0; o < config->num_output; o++) - { - xf86OutputPtr output = config->output[o]; - output->crtc = save_crtcs[o]; - } - free(save_crtcs); - return FALSE; - } - xf86RandR13VerifyPanningArea (crtc, pScreen->width, pScreen->height); - xf86RandR13Pan (crtc, randrp->pointerX, randrp->pointerY); - /* - * Save the last successful setting for EnterVT - */ - crtc->desiredMode = mode; - crtc->desiredRotation = rotation; - if (transform) { - crtc->desiredTransform = *transform; - crtc->desiredTransformPresent = TRUE; - } else - crtc->desiredTransformPresent = FALSE; - - crtc->desiredX = x; - crtc->desiredY = y; - } - xf86DisableUnusedFunctions (pScrn); - } - free(save_crtcs); - return xf86RandR12CrtcNotify (randr_crtc); -} - -static Bool -xf86RandR12CrtcSetGamma (ScreenPtr pScreen, - RRCrtcPtr randr_crtc) -{ - xf86CrtcPtr crtc = randr_crtc->devPrivate; - - if (crtc->funcs->gamma_set == NULL) - return FALSE; - - if (!crtc->scrn->vtSema) - return TRUE; - - /* Realloc local gamma if needed. */ - if (randr_crtc->gammaSize != crtc->gamma_size) { - CARD16 *tmp_ptr; - tmp_ptr = realloc(crtc->gamma_red, 3 * crtc->gamma_size * sizeof (CARD16)); - if (!tmp_ptr) - return FALSE; - crtc->gamma_red = tmp_ptr; - crtc->gamma_green = crtc->gamma_red + crtc->gamma_size; - crtc->gamma_blue = crtc->gamma_green + crtc->gamma_size; - } - - crtc->gamma_size = randr_crtc->gammaSize; - memcpy (crtc->gamma_red, randr_crtc->gammaRed, crtc->gamma_size * sizeof (CARD16)); - memcpy (crtc->gamma_green, randr_crtc->gammaGreen, crtc->gamma_size * sizeof (CARD16)); - memcpy (crtc->gamma_blue, randr_crtc->gammaBlue, crtc->gamma_size * sizeof (CARD16)); - - /* Only set it when the crtc is actually running. - * Otherwise it will be set when it's activated. - */ - if (crtc->active) - crtc->funcs->gamma_set(crtc, crtc->gamma_red, crtc->gamma_green, - crtc->gamma_blue, crtc->gamma_size); - - return TRUE; -} - -static Bool -xf86RandR12CrtcGetGamma (ScreenPtr pScreen, - RRCrtcPtr randr_crtc) -{ - xf86CrtcPtr crtc = randr_crtc->devPrivate; - - if (!crtc->gamma_size) - return FALSE; - - if (!crtc->gamma_red || !crtc->gamma_green || !crtc->gamma_blue) - return FALSE; - - /* Realloc randr gamma if needed. */ - if (randr_crtc->gammaSize != crtc->gamma_size) { - CARD16 *tmp_ptr; - tmp_ptr = realloc(randr_crtc->gammaRed, 3 * crtc->gamma_size * sizeof (CARD16)); - if (!tmp_ptr) - return FALSE; - randr_crtc->gammaRed = tmp_ptr; - randr_crtc->gammaGreen = randr_crtc->gammaRed + crtc->gamma_size; - randr_crtc->gammaBlue = randr_crtc->gammaGreen + crtc->gamma_size; - } - randr_crtc->gammaSize = crtc->gamma_size; - memcpy (randr_crtc->gammaRed, crtc->gamma_red, crtc->gamma_size * sizeof (CARD16)); - memcpy (randr_crtc->gammaGreen, crtc->gamma_green, crtc->gamma_size * sizeof (CARD16)); - memcpy (randr_crtc->gammaBlue, crtc->gamma_blue, crtc->gamma_size * sizeof (CARD16)); - - return TRUE; -} - -static Bool -xf86RandR12OutputSetProperty (ScreenPtr pScreen, - RROutputPtr randr_output, - Atom property, - RRPropertyValuePtr value) -{ - xf86OutputPtr output = randr_output->devPrivate; - - /* If we don't have any property handler, then we don't care what the - * user is setting properties to. - */ - if (output->funcs->set_property == NULL) - return TRUE; - - /* - * This function gets called even when vtSema is FALSE, as - * drivers will need to remember the correct value to apply - * when the VT switch occurs - */ - return output->funcs->set_property(output, property, value); -} - -static Bool -xf86RandR13OutputGetProperty (ScreenPtr pScreen, - RROutputPtr randr_output, - Atom property) -{ - xf86OutputPtr output = randr_output->devPrivate; - - if (output->funcs->get_property == NULL) - return TRUE; - - /* Should be safe even w/o vtSema */ - return output->funcs->get_property(output, property); -} - -static Bool -xf86RandR12OutputValidateMode (ScreenPtr pScreen, - RROutputPtr randr_output, - RRModePtr randr_mode) -{ - ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum]; - xf86OutputPtr output = randr_output->devPrivate; - DisplayModeRec mode; - - xf86RandRModeConvert (pScrn, randr_mode, &mode); - /* - * This function may be called when vtSema is FALSE, so - * the underlying function must either avoid touching the hardware - * or return FALSE when vtSema is FALSE - */ - if (output->funcs->mode_valid (output, &mode) != MODE_OK) - return FALSE; - return TRUE; -} - -static void -xf86RandR12ModeDestroy (ScreenPtr pScreen, RRModePtr randr_mode) -{ -} - -/** - * Given a list of xf86 modes and a RandR Output object, construct - * RandR modes and assign them to the output - */ -static Bool -xf86RROutputSetModes (RROutputPtr randr_output, DisplayModePtr modes) -{ - DisplayModePtr mode; - RRModePtr *rrmodes = NULL; - int nmode = 0; - int npreferred = 0; - Bool ret = TRUE; - int pref; - - for (mode = modes; mode; mode = mode->next) - nmode++; - - if (nmode) { - rrmodes = malloc(nmode * sizeof (RRModePtr)); - - if (!rrmodes) - return FALSE; - nmode = 0; - - for (pref = 1; pref >= 0; pref--) { - for (mode = modes; mode; mode = mode->next) { - if ((pref != 0) == ((mode->type & M_T_PREFERRED) != 0)) { - xRRModeInfo modeInfo; - RRModePtr rrmode; - - modeInfo.nameLength = strlen (mode->name); - modeInfo.width = mode->HDisplay; - modeInfo.dotClock = mode->Clock * 1000; - modeInfo.hSyncStart = mode->HSyncStart; - modeInfo.hSyncEnd = mode->HSyncEnd; - modeInfo.hTotal = mode->HTotal; - modeInfo.hSkew = mode->HSkew; - - modeInfo.height = mode->VDisplay; - modeInfo.vSyncStart = mode->VSyncStart; - modeInfo.vSyncEnd = mode->VSyncEnd; - modeInfo.vTotal = mode->VTotal; - modeInfo.modeFlags = mode->Flags; - - rrmode = RRModeGet (&modeInfo, mode->name); - if (rrmode) { - rrmodes[nmode++] = rrmode; - npreferred += pref; - } - } - } - } - } - - ret = RROutputSetModes (randr_output, rrmodes, nmode, npreferred); - free(rrmodes); - return ret; -} - -/* - * Mirror the current mode configuration to RandR - */ -static Bool -xf86RandR12SetInfo12 (ScreenPtr pScreen) -{ - ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum]; - xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(pScrn); - RROutputPtr *clones; - RRCrtcPtr *crtcs; - int ncrtc; - int o, c, l; - RRCrtcPtr randr_crtc; - int nclone; - - clones = malloc(config->num_output * sizeof (RROutputPtr)); - crtcs = malloc(config->num_crtc * sizeof (RRCrtcPtr)); - for (o = 0; o < config->num_output; o++) - { - xf86OutputPtr output = config->output[o]; - - ncrtc = 0; - for (c = 0; c < config->num_crtc; c++) - if (output->possible_crtcs & (1 << c)) - crtcs[ncrtc++] = config->crtc[c]->randr_crtc; - - if (output->crtc) - randr_crtc = output->crtc->randr_crtc; - else - randr_crtc = NULL; - - if (!RROutputSetCrtcs (output->randr_output, crtcs, ncrtc)) - { - free(crtcs); - free(clones); - return FALSE; - } - - RROutputSetPhysicalSize(output->randr_output, - output->mm_width, - output->mm_height); - xf86RROutputSetModes (output->randr_output, output->probed_modes); - - switch (output->status) { - case XF86OutputStatusConnected: - RROutputSetConnection (output->randr_output, RR_Connected); - break; - case XF86OutputStatusDisconnected: - RROutputSetConnection (output->randr_output, RR_Disconnected); - break; - case XF86OutputStatusUnknown: - RROutputSetConnection (output->randr_output, RR_UnknownConnection); - break; - } - - RROutputSetSubpixelOrder (output->randr_output, output->subpixel_order); - - /* - * Valid clones - */ - nclone = 0; - for (l = 0; l < config->num_output; l++) - { - xf86OutputPtr clone = config->output[l]; - - if (l != o && (output->possible_clones & (1 << l))) - clones[nclone++] = clone->randr_output; - } - if (!RROutputSetClones (output->randr_output, clones, nclone)) - { - free(crtcs); - free(clones); - return FALSE; - } - } - free(crtcs); - free(clones); - return TRUE; -} - - - -/* - * Query the hardware for the current state, then mirror - * that to RandR - */ -static Bool -xf86RandR12GetInfo12 (ScreenPtr pScreen, Rotation *rotations) -{ - ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum]; - - if (!pScrn->vtSema) - return TRUE; - xf86ProbeOutputModes (pScrn, 0, 0); - xf86SetScrnInfoModes (pScrn); - return xf86RandR12SetInfo12 (pScreen); -} - -static Bool -xf86RandR12CreateObjects12 (ScreenPtr pScreen) -{ - ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum]; - xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(pScrn); - int c; - int o; - - if (!RRInit ()) - return FALSE; - - /* - * Configure crtcs - */ - for (c = 0; c < config->num_crtc; c++) - { - xf86CrtcPtr crtc = config->crtc[c]; - - crtc->randr_crtc = RRCrtcCreate (pScreen, crtc); - RRCrtcGammaSetSize (crtc->randr_crtc, 256); - } - /* - * Configure outputs - */ - for (o = 0; o < config->num_output; o++) - { - xf86OutputPtr output = config->output[o]; - - output->randr_output = RROutputCreate (pScreen, output->name, - strlen (output->name), - output); - - if (output->funcs->create_resources != NULL) - output->funcs->create_resources(output); - RRPostPendingProperties (output->randr_output); - } - return TRUE; -} - -static Bool -xf86RandR12CreateScreenResources12 (ScreenPtr pScreen) -{ - int c; - ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum]; - xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(pScrn); - - if (xf86RandR12Key == NULL) - return TRUE; - - for (c = 0; c < config->num_crtc; c++) - xf86RandR12CrtcNotify (config->crtc[c]->randr_crtc); - - RRScreenSetSizeRange (pScreen, config->minWidth, config->minHeight, - config->maxWidth, config->maxHeight); - return TRUE; -} - -/* - * Something happened within the screen configuration due - * to DGA, VidMode or hot key. Tell RandR - */ - -void -xf86RandR12TellChanged (ScreenPtr pScreen) -{ - ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum]; - xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(pScrn); - int c; - - if (xf86RandR12Key == NULL) - return; - - xf86RandR12SetInfo12 (pScreen); - for (c = 0; c < config->num_crtc; c++) - xf86RandR12CrtcNotify (config->crtc[c]->randr_crtc); - - RRTellChanged (pScreen); -} - -static void -xf86RandR12PointerMoved (int scrnIndex, int x, int y) -{ - ScreenPtr pScreen = screenInfo.screens[scrnIndex]; - ScrnInfoPtr pScrn = XF86SCRNINFO(pScreen); - xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(pScrn); - XF86RandRInfoPtr randrp = XF86RANDRINFO(pScreen); - int c; - - randrp->pointerX = x; - randrp->pointerY = y; - for (c = 0; c < config->num_crtc; c++) - xf86RandR13Pan (config->crtc[c], x, y); -} - -static Bool -xf86RandR13GetPanning (ScreenPtr pScreen, - RRCrtcPtr randr_crtc, - BoxPtr totalArea, - BoxPtr trackingArea, - INT16 *border) -{ - xf86CrtcPtr crtc = randr_crtc->devPrivate; - - if (crtc->version < 2) - return FALSE; - if (totalArea) - memcpy (totalArea, &crtc->panningTotalArea, sizeof(BoxRec)); - if (trackingArea) - memcpy (trackingArea, &crtc->panningTrackingArea, sizeof(BoxRec)); - if (border) - memcpy (border, crtc->panningBorder, 4*sizeof(INT16)); - - return TRUE; -} - -static Bool -xf86RandR13SetPanning (ScreenPtr pScreen, - RRCrtcPtr randr_crtc, - BoxPtr totalArea, - BoxPtr trackingArea, - INT16 *border) -{ - XF86RandRInfoPtr randrp = XF86RANDRINFO(pScreen); - xf86CrtcPtr crtc = randr_crtc->devPrivate; - BoxRec oldTotalArea; - BoxRec oldTrackingArea; - INT16 oldBorder[4]; - - - if (crtc->version < 2) - return FALSE; - - memcpy (&oldTotalArea, &crtc->panningTotalArea, sizeof(BoxRec)); - memcpy (&oldTrackingArea, &crtc->panningTrackingArea, sizeof(BoxRec)); - memcpy (oldBorder, crtc->panningBorder, 4*sizeof(INT16)); - - if (totalArea) - memcpy (&crtc->panningTotalArea, totalArea, sizeof(BoxRec)); - if (trackingArea) - memcpy (&crtc->panningTrackingArea, trackingArea, sizeof(BoxRec)); - if (border) - memcpy (crtc->panningBorder, border, 4*sizeof(INT16)); - - if (xf86RandR13VerifyPanningArea (crtc, pScreen->width, pScreen->height)) { - xf86RandR13Pan (crtc, randrp->pointerX, randrp->pointerY); - return TRUE; - } else { - /* Restore old settings */ - memcpy (&crtc->panningTotalArea, &oldTotalArea, sizeof(BoxRec)); - memcpy (&crtc->panningTrackingArea, &oldTrackingArea, sizeof(BoxRec)); - memcpy (crtc->panningBorder, oldBorder, 4*sizeof(INT16)); - return FALSE; - } -} - -/* - * Compatibility with XF86VidMode's gamma changer. This necessarily clobbers - * any per-crtc setup. You asked for it... - */ - -static void -gamma_to_ramp(float gamma, CARD16 *ramp, int size) -{ - int i; - - for (i = 0; i < size; i++) { - if (gamma == 1.0) - ramp[i] = i << 8; - else - ramp[i] = (CARD16)(pow((double)i / (double)(size - 1), 1. / gamma) - * (double)(size - 1) * 256); - } -} - -static int -xf86RandR12ChangeGamma(int scrnIndex, Gamma gamma) -{ - CARD16 *points, *red, *green, *blue; - ScrnInfoPtr pScrn = xf86Screens[scrnIndex]; - RRCrtcPtr crtc = xf86CompatRRCrtc(pScrn); - int size; - - if (!crtc) - return Success; - - size = max(0, crtc->gammaSize); - if (!size) - return Success; - - points = calloc(size, 3 * sizeof(CARD16)); - if (!points) - return BadAlloc; - - red = points; - green = points + size; - blue = points + 2 * size; - - gamma_to_ramp(gamma.red, red, size); - gamma_to_ramp(gamma.green, green, size); - gamma_to_ramp(gamma.blue, blue, size); - RRCrtcGammaSet(crtc, red, green, blue); - - free(points); - - pScrn->gamma = gamma; - - return Success; -} - -static RRScanoutPixmapInfo * -xf86RRQueryScanoutPixmaps(ScreenPtr screen, int *n_info) -{ - ScrnInfoPtr scrn = xf86Screens[screen->myNum]; - xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(scrn); - RRScanoutPixmapInfo *info; - int f; - - info = calloc(config->num_scanout_formats, sizeof (RRScanoutPixmapInfo)); - if (config->num_scanout_formats && !info) { - *n_info = 0; - return NULL; - } - for (f = 0; f < config->num_scanout_formats; f++) { - info[f].maxWidth = config->scanout_formats[f].maxWidth; - info[f].maxHeight = config->scanout_formats[f].maxHeight; - info[f].depth = config->scanout_formats[f].depth; - info[f].rotations = config->scanout_formats[f].rotations; - info[f].format = PictureMatchFormat (screen, info[f].depth, - config->scanout_formats[f].format); - } - *n_info = config->num_scanout_formats; - return info; -} - -static PixmapPtr -xf86RRCreateScanoutPixmap(ScreenPtr screen, - int width, int height, int depth, - Rotation rotations, - PictFormatPtr format) -{ - ScrnInfoPtr scrn = xf86Screens[screen->myNum]; - xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(scrn); - int f; - - if (!config->funcs->create_scanout_pixmap) - return NullPixmap; - - for (f = 0; f < config->num_scanout_formats; f++) - if (config->scanout_formats[f].depth == depth && - (config->scanout_formats[f].format & 0xffffff) == format->format) { - return (*config->funcs->create_scanout_pixmap) (scrn, width, height, - rotations, - &config->scanout_formats[f]); - } - return NullPixmap; -} - -static void -xf86RandR14SetCrtcSpriteTransform(ScreenPtr pScreen, - RRCrtcPtr randr_crtc, - struct pixman_f_transform *f_position_transform, - struct pixman_f_transform *f_image_transform) -{ - xf86CrtcPtr crtc = randr_crtc->devPrivate; - - crtc->user_sprite_position_transform = *f_position_transform; - crtc->user_sprite_image_transform = *f_image_transform; - xf86CrtcRotateCursor(crtc); - xf86_reload_cursors(pScreen); -} - -static Bool -xf86RRConvertCrtcConfig(xf86CrtcSetConfigPtr xf86_config, - RRCrtcConfigPtr rr_config) -{ - RRCrtcPtr rr_crtc = rr_config->crtc; - xf86CrtcPtr crtc = rr_crtc->devPrivate; - ScrnInfoPtr scrn = xf86Screens[rr_crtc->pScreen->myNum]; - int o; - - xf86_config->crtc = crtc; - xf86_config->x = rr_config->x; - xf86_config->y = rr_config->y; - xf86RandRModeConvert(scrn, rr_config->mode, &xf86_config->mode); - xf86_config->rotation = rr_config->rotation; - xf86_config->numOutputs = rr_config->numOutputs; - xf86_config->outputs = calloc(rr_config->numOutputs, sizeof (xf86OutputPtr)); - if (!xf86_config->outputs) - return FALSE; - for (o = 0; o < rr_config->numOutputs; o++) - xf86_config->outputs[o] = rr_config->outputs[o]->devPrivate; - xf86_config->sprite_position_transform = rr_config->sprite_position_f_transform; - xf86_config->sprite_image_transform = rr_config->sprite_image_f_transform; - xf86_config->pixmap = rr_config->pixmap; - xf86_config->pixmap_x = rr_config->pixmap_x; - xf86_config->pixmap_y = rr_config->pixmap_y; - return TRUE; -} - -static void -xf86FreeCrtcSetConfigs(xf86CrtcSetConfigPtr xf86_crtc_configs, int num_configs) -{ - int i; - - for (i = 0; i < num_configs; i++) - free(xf86_crtc_configs[i].outputs); - free(xf86_crtc_configs); -} - -static Bool -xf86RRSetCrtcConfigs(ScreenPtr screen, - RRScreenConfigPtr screen_config, - RRCrtcConfigPtr crtc_configs, - int num_configs) -{ - ScrnInfoPtr scrn = xf86Screens[screen->myNum]; - xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(scrn); - - if (config->funcs->set_config) { - xf86CrtcSetConfigPtr xf86_crtc_configs; - int i; - xf86SetConfigResponse response; - - /* - * Convert RRCrtcConfigRecs to xf86CrtcSetConfigs - */ - xf86_crtc_configs = calloc(num_configs, sizeof (xf86CrtcSetConfigRec)); - if (!xf86_crtc_configs) - return FALSE; - for (i = 0; i < num_configs; i++) - if (!xf86RRConvertCrtcConfig(&xf86_crtc_configs[i], &crtc_configs[i])) { - xf86FreeCrtcSetConfigs(xf86_crtc_configs, num_configs); - return FALSE; - } - - /* - * Ask the driver to set the configuration - */ - response = (*config->funcs->set_config)(scrn, - screen_config, - xf86_crtc_configs, - num_configs); - xf86FreeCrtcSetConfigs(xf86_crtc_configs, num_configs); - - /* - * The driver is allowed to answer with one of three - * responses: - */ - switch (response) { - case xf86SetConfigFailed: - - /* The configuration isn't usable, or some error - * occurred while setting it. Everything has been - * cleaned up and we're ready to return an error - * back to the client - */ - return FALSE; - case xf86SetConfigDone: - - /* The configuration was acceptable, and the whole - * mode setting experience is over. Nothing more to do - * here. - */ - return TRUE; - case xf86SetConfigChecked: - - /* The configuration was acceptable, but the driver - * didn't actually do anything. Go ask the DIX code - * to do the mode setting operation using the simpler - * interfaces - */ - break; - } - } - return miRRSetCrtcConfigs(screen, screen_config, crtc_configs, num_configs); -} - -static Bool -xf86RandR12EnterVT (int screen_index, int flags) -{ - ScreenPtr pScreen = screenInfo.screens[screen_index]; - ScrnInfoPtr pScrn = xf86Screens[screen_index]; - XF86RandRInfoPtr randrp = XF86RANDRINFO(pScreen); - rrScrPrivPtr rp = rrGetScrPriv(pScreen); - Bool ret; - int i; - - if (randrp->orig_EnterVT) { - pScrn->EnterVT = randrp->orig_EnterVT; - ret = pScrn->EnterVT (screen_index, flags); - randrp->orig_EnterVT = pScrn->EnterVT; - pScrn->EnterVT = xf86RandR12EnterVT; - if (!ret) - return FALSE; - } - - /* reload gamma */ - for (i = 0; i < rp->numCrtcs; i++) - xf86RandR12CrtcSetGamma(pScreen, rp->crtcs[i]); - - return RRGetInfo (pScreen, TRUE); /* force a re-probe of outputs and notify clients about changes */ -} - -static Bool -xf86RandR12Init12 (ScreenPtr pScreen) -{ - ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum]; - rrScrPrivPtr rp = rrGetScrPriv(pScreen); - XF86RandRInfoPtr randrp = XF86RANDRINFO(pScreen); - int i; - - rp->rrGetInfo = xf86RandR12GetInfo12; - rp->rrScreenSetSize = xf86RandR12ScreenSetSize; - rp->rrCrtcSet = xf86RandR12CrtcSet; - rp->rrCrtcSetGamma = xf86RandR12CrtcSetGamma; - rp->rrCrtcGetGamma = xf86RandR12CrtcGetGamma; - rp->rrOutputSetProperty = xf86RandR12OutputSetProperty; - rp->rrOutputValidateMode = xf86RandR12OutputValidateMode; - rp->rrOutputGetProperty = xf86RandR13OutputGetProperty; - rp->rrGetPanning = xf86RandR13GetPanning; - rp->rrSetPanning = xf86RandR13SetPanning; - rp->rrModeDestroy = xf86RandR12ModeDestroy; - rp->rrSetConfig = NULL; - pScrn->PointerMoved = xf86RandR12PointerMoved; - pScrn->ChangeGamma = xf86RandR12ChangeGamma; - rp->rrSetCrtcSpriteTransform = xf86RandR14SetCrtcSpriteTransform; - rp->rrSetCrtcConfigs = xf86RRSetCrtcConfigs; - rp->rrQueryScanoutPixmaps = xf86RRQueryScanoutPixmaps; - rp->rrCreateScanoutPixmap = xf86RRCreateScanoutPixmap; - - randrp->orig_EnterVT = pScrn->EnterVT; - pScrn->EnterVT = xf86RandR12EnterVT; - - if (!xf86RandR12CreateObjects12 (pScreen)) - return FALSE; - - /* - * Configure output modes - */ - if (!xf86RandR12SetInfo12 (pScreen)) - return FALSE; - for (i = 0; i < rp->numCrtcs; i++) { - xf86RandR12CrtcGetGamma(pScreen, rp->crtcs[i]); - } - return TRUE; -} - -#endif - -Bool -xf86RandR12PreInit (ScrnInfoPtr pScrn) -{ - return TRUE; -} +/* + * Copyright © 2002 Keith Packard, member of The XFree86 Project, Inc. + * + * Permission to use, copy, modify, distribute, and sell this software and its + * documentation for any purpose is hereby granted without fee, provided that + * the above copyright notice appear in all copies and that both that copyright + * notice and this permission notice appear in supporting documentation, and + * that the name of the copyright holders not be used in advertising or + * publicity pertaining to distribution of the software without specific, + * written prior permission. The copyright holders make no representations + * about the suitability of this software for any purpose. It is provided "as + * is" without express or implied warranty. + * + * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, + * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO + * EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR + * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, + * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER + * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE + * OF THIS SOFTWARE. + */ + +#ifdef HAVE_XORG_CONFIG_H +#include +#else +#ifdef HAVE_CONFIG_H +#include +#endif +#endif + +#include "xf86.h" +#include "os.h" +#include "globals.h" +#include "xf86.h" +#include "xf86Priv.h" +#include "xf86DDC.h" +#include "mipointer.h" +#include "windowstr.h" +#include "inputstr.h" +#include +#include + +#include "xf86Crtc.h" +#include "xf86RandR12.h" + +typedef struct _xf86RandR12Info { + int virtualX; + int virtualY; + int mmWidth; + int mmHeight; + int maxX; + int maxY; + int pointerX; + int pointerY; + Rotation rotation; /* current mode */ + Rotation supported_rotations; /* driver supported */ + + /* Used to wrap EnterVT so we can re-probe the outputs when a laptop unsuspends + * (actually, any time that we switch back into our VT). + * + * See https://bugs.freedesktop.org/show_bug.cgi?id=21554 + */ + xf86EnterVTProc *orig_EnterVT; +} XF86RandRInfoRec, *XF86RandRInfoPtr; + +#ifdef RANDR_12_INTERFACE +static Bool xf86RandR12Init12 (ScreenPtr pScreen); +static Bool xf86RandR12CreateScreenResources12 (ScreenPtr pScreen); +#endif + +static int xf86RandR12Generation; + +static DevPrivateKeyRec xf86RandR12KeyRec; +static DevPrivateKey xf86RandR12Key; +#define XF86RANDRINFO(p) ((XF86RandRInfoPtr) \ + dixLookupPrivate(&(p)->devPrivates, xf86RandR12Key)) + + +static int +xf86RandR12ModeRefresh (DisplayModePtr mode) +{ + if (mode->VRefresh) + return (int) (mode->VRefresh + 0.5); + else + return (int) (mode->Clock * 1000.0 / mode->HTotal / mode->VTotal + 0.5); +} + +/* Adapt panning area; return TRUE if panning area was valid without adaption */ +static int +xf86RandR13VerifyPanningArea (xf86CrtcPtr crtc, int screenWidth, int screenHeight) +{ + int ret = TRUE; + + if (crtc->version < 2) + return FALSE; + + if (crtc->panningTotalArea.x2 <= crtc->panningTotalArea.x1) { + /* Panning in X is disabled */ + if (crtc->panningTotalArea.x1 || crtc->panningTotalArea.x2) + /* Illegal configuration -> fail/disable */ + ret = FALSE; + crtc->panningTotalArea.x1 = crtc->panningTotalArea.x2 = 0; + crtc->panningTrackingArea.x1 = crtc->panningTrackingArea.x2 = 0; + crtc->panningBorder[0] = crtc->panningBorder[2] = 0; + } else { + /* Panning in X is enabled */ + if (crtc->panningTotalArea.x1 < 0) { + /* Panning region outside screen -> move inside */ + crtc->panningTotalArea.x2 -= crtc->panningTotalArea.x1; + crtc->panningTotalArea.x1 = 0; + ret = FALSE; + } + if (crtc->panningTotalArea.x2 < crtc->panningTotalArea.x1 + crtc->mode.HDisplay) { + /* Panning region smaller than displayed area -> crop to displayed area */ + crtc->panningTotalArea.x2 = crtc->panningTotalArea.x1 + crtc->mode.HDisplay; + ret = FALSE; + } + if (crtc->panningTotalArea.x2 > screenWidth) { + /* Panning region larger than screen -> move inside, then crop to screen */ + crtc->panningTotalArea.x1 -= crtc->panningTotalArea.x2 - screenWidth; + crtc->panningTotalArea.x2 = screenWidth; + ret = FALSE; + if (crtc->panningTotalArea.x1 < 0) + crtc->panningTotalArea.x1 = 0; + } + if (crtc->panningBorder[0] + crtc->panningBorder[2] > crtc->mode.HDisplay) { + /* Borders too large -> set to 0 */ + crtc->panningBorder[0] = crtc->panningBorder[2] = 0; + ret = FALSE; + } + } + + if (crtc->panningTotalArea.y2 <= crtc->panningTotalArea.y1) { + /* Panning in Y is disabled */ + if (crtc->panningTotalArea.y1 || crtc->panningTotalArea.y2) + /* Illegal configuration -> fail/disable */ + ret = FALSE; + crtc->panningTotalArea.y1 = crtc->panningTotalArea.y2 = 0; + crtc->panningTrackingArea.y1 = crtc->panningTrackingArea.y2 = 0; + crtc->panningBorder[1] = crtc->panningBorder[3] = 0; + } else { + /* Panning in Y is enabled */ + if (crtc->panningTotalArea.y1 < 0) { + /* Panning region outside screen -> move inside */ + crtc->panningTotalArea.y2 -= crtc->panningTotalArea.y1; + crtc->panningTotalArea.y1 = 0; + ret = FALSE; + } + if (crtc->panningTotalArea.y2 < crtc->panningTotalArea.y1 + crtc->mode.VDisplay) { + /* Panning region smaller than displayed area -> crop to displayed area */ + crtc->panningTotalArea.y2 = crtc->panningTotalArea.y1 + crtc->mode.VDisplay; + ret = FALSE; + } + if (crtc->panningTotalArea.y2 > screenHeight) { + /* Panning region larger than screen -> move inside, then crop to screen */ + crtc->panningTotalArea.y1 -= crtc->panningTotalArea.y2 - screenHeight; + crtc->panningTotalArea.y2 = screenHeight; + ret = FALSE; + if (crtc->panningTotalArea.y1 < 0) + crtc->panningTotalArea.y1 = 0; + } + if (crtc->panningBorder[1] + crtc->panningBorder[3] > crtc->mode.VDisplay) { + /* Borders too large -> set to 0 */ + crtc->panningBorder[1] = crtc->panningBorder[3] = 0; + ret = FALSE; + } + } + + return ret; +} + +/* + * The heart of the panning operation: + * + * Given a frame buffer position (fb_x, fb_y), + * and a crtc position (crtc_x, crtc_y), + * and a transform matrix which maps frame buffer to crtc, + * compute a panning position (pan_x, pan_y) that + * makes the resulting transform line those two up + */ + +static void +xf86ComputeCrtcPan (Bool transform_in_use, + struct pixman_f_transform *m, + double screen_x, double screen_y, + double crtc_x, double crtc_y, + int old_pan_x, int old_pan_y, + int *new_pan_x, int *new_pan_y) +{ + if (transform_in_use) { + /* + * Given the current transform, M, the current position + * on the Screen, S, and the desired position on the CRTC, + * C, compute a translation, T, such that: + * + * M T S = C + * + * where T is of the form + * + * | 1 0 dx | + * | 0 1 dy | + * | 0 0 1 | + * + * M T S = + * | M00 Sx + M01 Sy + M00 dx + M01 dy + M02 | | Cx F | + * | M10 Sx + M11 Sy + M10 dx + M11 dy + M12 | = | Cy F | + * | M20 Sx + M21 Sy + M20 dx + M21 dy + M22 | | F | + * + * R = M S + * + * Cx F = M00 dx + M01 dy + R0 + * Cy F = M10 dx + M11 dy + R1 + * F = M20 dx + M21 dy + R2 + * + * Zero out dx, then dy + * + * F (Cx M10 - Cy M00) = + * (M10 M01 - M00 M11) dy + M10 R0 - M00 R1 + * F (M10 - Cy M20) = + * (M10 M21 - M20 M11) dy + M10 R2 - M20 R1 + * + * F (Cx M11 - Cy M01) = + * (M11 M00 - M01 M10) dx + M11 R0 - M01 R1 + * F (M11 - Cy M21) = + * (M11 M20 - M21 M10) dx + M11 R2 - M21 R1 + * + * Make some temporaries + * + * T = | Cx M10 - Cy M00 | + * | Cx M11 - Cy M01 | + * + * U = | M10 M01 - M00 M11 | + * | M11 M00 - M01 M10 | + * + * Q = | M10 R0 - M00 R1 | + * | M11 R0 - M01 R1 | + * + * P = | M10 - Cy M20 | + * | M11 - Cy M21 | + * + * W = | M10 M21 - M20 M11 | + * | M11 M20 - M21 M10 | + * + * V = | M10 R2 - M20 R1 | + * | M11 R2 - M21 R1 | + * + * Rewrite: + * + * F T0 = U0 dy + Q0 + * F P0 = W0 dy + V0 + * F T1 = U1 dx + Q1 + * F P1 = W1 dx + V1 + * + * Solve for F (two ways) + * + * F (W0 T0 - U0 P0) = W0 Q0 - U0 V0 + * + * W0 Q0 - U0 V0 + * F = ------------- + * W0 T0 - U0 P0 + * + * F (W1 T1 - U1 P1) = W1 Q1 - U1 V1 + * + * W1 Q1 - U1 V1 + * F = ------------- + * W1 T1 - U1 P1 + * + * We'll use which ever solution works (denominator != 0) + * + * Finally, solve for dx and dy: + * + * dx = (F T1 - Q1) / U1 + * dx = (F P1 - V1) / W1 + * + * dy = (F T0 - Q0) / U0 + * dy = (F P0 - V0) / W0 + */ + double r[3]; + double q[2], u[2], t[2], v[2], w[2], p[2]; + double f; + struct pict_f_vector d; + int i; + + /* Get the un-normalized crtc coordinates again */ + for (i = 0; i < 3; i++) + r[i] = m->m[i][0] * screen_x + m->m[i][1] * screen_y + m->m[i][2]; + + /* Combine values into temporaries */ + for (i = 0; i < 2; i++) { + q[i] = m->m[1][i] * r[0] - m->m[0][i] * r[1]; + u[i] = m->m[1][i] * m->m[0][1-i] - m->m[0][i] * m->m[1][1-i]; + t[i] = m->m[1][i] * crtc_x - m->m[0][i] * crtc_y; + + v[i] = m->m[1][i] * r[2] - m->m[2][i] * r[1]; + w[i] = m->m[1][i] * m->m[2][1-i] - m->m[2][i] * m->m[1][1-i]; + p[i] = m->m[1][i] - m->m[2][i] * crtc_y; + } + + /* Find a way to compute f */ + f = 0; + for (i = 0; i < 2; i++) { + double a = w[i] * q[i] - u[i] * v[i]; + double b = w[i] * t[i] - u[i] * p[i]; + if (b != 0) { + f = a/b; + break; + } + } + + /* Solve for the resulting transform vector */ + for (i = 0; i < 2; i++) { + if (u[i]) + d.v[1-i] = (t[i] * f - q[i]) / u[i]; + else if (w[1]) + d.v[1-i] = (p[i] * f - v[i]) / w[i]; + else + d.v[1-i] = 0; + } + *new_pan_x = old_pan_x - floor (d.v[0] + 0.5); + *new_pan_y = old_pan_y - floor (d.v[1] + 0.5); + } else { + *new_pan_x = screen_x - crtc_x; + *new_pan_y = screen_y - crtc_y; + } +} + +static void +xf86RandR13Pan (xf86CrtcPtr crtc, int x, int y) +{ + int newX, newY; + int width, height; + Bool panned = FALSE; + + if (crtc->version < 2) + return; + + if (! crtc->enabled || + (crtc->panningTotalArea.x2 <= crtc->panningTotalArea.x1 && + crtc->panningTotalArea.y2 <= crtc->panningTotalArea.y1)) + return; + + newX = crtc->x; + newY = crtc->y; + width = crtc->mode.HDisplay; + height = crtc->mode.VDisplay; + + if ((crtc->panningTrackingArea.x2 <= crtc->panningTrackingArea.x1 || + (x >= crtc->panningTrackingArea.x1 && x < crtc->panningTrackingArea.x2)) && + (crtc->panningTrackingArea.y2 <= crtc->panningTrackingArea.y1 || + (y >= crtc->panningTrackingArea.y1 && y < crtc->panningTrackingArea.y2))) + { + struct pict_f_vector c; + + /* + * Pre-clip the mouse position to the panning area so that we don't + * push the crtc outside. This doesn't deal with changes to the + * panning values, only mouse position changes. + */ + if (crtc->panningTotalArea.x2 > crtc->panningTotalArea.x1) + { + if (x < crtc->panningTotalArea.x1) + x = crtc->panningTotalArea.x1; + if (x >= crtc->panningTotalArea.x2) + x = crtc->panningTotalArea.x2 - 1; + } + if (crtc->panningTotalArea.y2 > crtc->panningTotalArea.y1) + { + if (y < crtc->panningTotalArea.y1) + y = crtc->panningTotalArea.y1; + if (y >= crtc->panningTotalArea.y2) + y = crtc->panningTotalArea.y2 - 1; + } + + c.v[0] = x; + c.v[1] = y; + c.v[2] = 1.0; + if (crtc->transform_in_use) { + pixman_f_transform_point(&crtc->f_framebuffer_to_crtc, &c); + } else { + c.v[0] -= crtc->x; + c.v[1] -= crtc->y; + } + + if (crtc->panningTotalArea.x2 > crtc->panningTotalArea.x1) { + if (c.v[0] < crtc->panningBorder[0]) { + c.v[0] = crtc->panningBorder[0]; + panned = TRUE; + } + if (c.v[0] >= width - crtc->panningBorder[2]) { + c.v[0] = width - crtc->panningBorder[2] - 1; + panned = TRUE; + } + } + if (crtc->panningTotalArea.y2 > crtc->panningTotalArea.y1) { + if (c.v[1] < crtc->panningBorder[1]) { + c.v[1] = crtc->panningBorder[1]; + panned = TRUE; + } + if (c.v[1] >= height - crtc->panningBorder[3]) { + c.v[1] = height - crtc->panningBorder[3] - 1; + panned = TRUE; + } + } + if (panned) + xf86ComputeCrtcPan (crtc->transform_in_use, + &crtc->f_framebuffer_to_crtc, + x, y, c.v[0], c.v[1], + newX, newY, &newX, &newY); + } + + /* + * Ensure that the crtc is within the panning region. + * + * XXX This computation only works when we do not have a transform + * in use. + */ + if (!crtc->transform_in_use) + { + /* Validate against [xy]1 after [xy]2, to be sure that results are > 0 for [xy]1 > 0 */ + if (crtc->panningTotalArea.x2 > crtc->panningTotalArea.x1) { + if (newX > crtc->panningTotalArea.x2 - width) + newX = crtc->panningTotalArea.x2 - width; + if (newX < crtc->panningTotalArea.x1) + newX = crtc->panningTotalArea.x1; + } + if (crtc->panningTotalArea.y2 > crtc->panningTotalArea.y1) { + if (newY > crtc->panningTotalArea.y2 - height) + newY = crtc->panningTotalArea.y2 - height; + if (newY < crtc->panningTotalArea.y1) + newY = crtc->panningTotalArea.y1; + } + } + if (newX != crtc->x || newY != crtc->y) + xf86CrtcSetOrigin (crtc, newX, newY); +} + +static Bool +xf86RandR12GetInfo (ScreenPtr pScreen, Rotation *rotations) +{ + RRScreenSizePtr pSize; + ScrnInfoPtr scrp = XF86SCRNINFO(pScreen); + XF86RandRInfoPtr randrp = XF86RANDRINFO(pScreen); + DisplayModePtr mode; + int refresh0 = 60; + int maxX = 0, maxY = 0; + + *rotations = randrp->supported_rotations; + + if (randrp->virtualX == -1 || randrp->virtualY == -1) + { + randrp->virtualX = scrp->virtualX; + randrp->virtualY = scrp->virtualY; + } + + /* Re-probe the outputs for new monitors or modes */ + if (scrp->vtSema) + { + xf86ProbeOutputModes (scrp, 0, 0); + xf86SetScrnInfoModes (scrp); + } + + for (mode = scrp->modes; ; mode = mode->next) + { + int refresh = xf86RandR12ModeRefresh (mode); + if (randrp->maxX == 0 || randrp->maxY == 0) + { + if (maxX < mode->HDisplay) + maxX = mode->HDisplay; + if (maxY < mode->VDisplay) + maxY = mode->VDisplay; + } + if (mode == scrp->modes) + refresh0 = refresh; + pSize = RRRegisterSize (pScreen, + mode->HDisplay, mode->VDisplay, + randrp->mmWidth, randrp->mmHeight); + if (!pSize) + return FALSE; + RRRegisterRate (pScreen, pSize, refresh); + + if (xf86ModesEqual(mode, scrp->currentMode)) + { + RRSetCurrentConfig (pScreen, randrp->rotation, refresh, pSize); + } + if (mode->next == scrp->modes) + break; + } + + if (randrp->maxX == 0 || randrp->maxY == 0) + { + randrp->maxX = maxX; + randrp->maxY = maxY; + } + + return TRUE; +} + +static Bool +xf86RandR12SetMode (ScreenPtr pScreen, + DisplayModePtr mode, + Bool useVirtual, + int mmWidth, + int mmHeight) +{ + ScrnInfoPtr scrp = XF86SCRNINFO(pScreen); + XF86RandRInfoPtr randrp = XF86RANDRINFO(pScreen); + int oldWidth = pScreen->width; + int oldHeight = pScreen->height; + int oldmmWidth = pScreen->mmWidth; + int oldmmHeight = pScreen->mmHeight; + WindowPtr pRoot = pScreen->root; + DisplayModePtr currentMode = NULL; + Bool ret = TRUE; + + if (pRoot) + (*scrp->EnableDisableFBAccess) (pScreen->myNum, FALSE); + if (useVirtual) + { + scrp->virtualX = randrp->virtualX; + scrp->virtualY = randrp->virtualY; + } + else + { + scrp->virtualX = mode->HDisplay; + scrp->virtualY = mode->VDisplay; + } + + if(randrp->rotation & (RR_Rotate_90 | RR_Rotate_270)) + { + /* If the screen is rotated 90 or 270 degrees, swap the sizes. */ + pScreen->width = scrp->virtualY; + pScreen->height = scrp->virtualX; + pScreen->mmWidth = mmHeight; + pScreen->mmHeight = mmWidth; + } + else + { + pScreen->width = scrp->virtualX; + pScreen->height = scrp->virtualY; + pScreen->mmWidth = mmWidth; + pScreen->mmHeight = mmHeight; + } + if (scrp->currentMode == mode) { + /* Save current mode */ + currentMode = scrp->currentMode; + /* Reset, just so we ensure the drivers SwitchMode is called */ + scrp->currentMode = NULL; + } + /* + * We know that if the driver failed to SwitchMode to the rotated + * version, then it should revert back to it's prior mode. + */ + if (!xf86SwitchMode (pScreen, mode)) + { + ret = FALSE; + scrp->virtualX = pScreen->width = oldWidth; + scrp->virtualY = pScreen->height = oldHeight; + pScreen->mmWidth = oldmmWidth; + pScreen->mmHeight = oldmmHeight; + scrp->currentMode = currentMode; + } + + /* + * Make sure the layout is correct + */ + xf86ReconfigureLayout(); + + /* + * Make sure the whole screen is visible + */ + xf86SetViewport (pScreen, pScreen->width, pScreen->height); + xf86SetViewport (pScreen, 0, 0); + if (pRoot) + (*scrp->EnableDisableFBAccess) (pScreen->myNum, TRUE); + return ret; +} + +Bool +xf86RandR12SetConfig (ScreenPtr pScreen, + Rotation rotation, + int rate, + RRScreenSizePtr pSize) +{ + ScrnInfoPtr scrp = XF86SCRNINFO(pScreen); + XF86RandRInfoPtr randrp = XF86RANDRINFO(pScreen); + DisplayModePtr mode; + int px, py; + Bool useVirtual = FALSE; + int maxX = 0, maxY = 0; + Rotation oldRotation = randrp->rotation; + + randrp->rotation = rotation; + + if (randrp->virtualX == -1 || randrp->virtualY == -1) + { + randrp->virtualX = scrp->virtualX; + randrp->virtualY = scrp->virtualY; + } + + miPointerGetPosition (inputInfo.pointer, &px, &py); + for (mode = scrp->modes; ; mode = mode->next) + { + if (randrp->maxX == 0 || randrp->maxY == 0) + { + if (maxX < mode->HDisplay) + maxX = mode->HDisplay; + if (maxY < mode->VDisplay) + maxY = mode->VDisplay; + } + if (mode->HDisplay == pSize->width && + mode->VDisplay == pSize->height && + (rate == 0 || xf86RandR12ModeRefresh (mode) == rate)) + break; + if (mode->next == scrp->modes) + { + if (pSize->width == randrp->virtualX && + pSize->height == randrp->virtualY) + { + mode = scrp->modes; + useVirtual = TRUE; + break; + } + if (randrp->maxX == 0 || randrp->maxY == 0) + { + randrp->maxX = maxX; + randrp->maxY = maxY; + } + return FALSE; + } + } + + if (randrp->maxX == 0 || randrp->maxY == 0) + { + randrp->maxX = maxX; + randrp->maxY = maxY; + } + + if (!xf86RandR12SetMode (pScreen, mode, useVirtual, pSize->mmWidth, + pSize->mmHeight)) { + randrp->rotation = oldRotation; + return FALSE; + } + + /* + * Move the cursor back where it belongs; SwitchMode repositions it + */ + if (pScreen == miPointerGetScreen(inputInfo.pointer)) + { + px = (px >= pScreen->width ? (pScreen->width - 1) : px); + py = (py >= pScreen->height ? (pScreen->height - 1) : py); + + xf86SetViewport(pScreen, px, py); + + (*pScreen->SetCursorPosition) (inputInfo.pointer, pScreen, px, py, FALSE); + } + + return TRUE; +} + +static Bool +xf86RandR12ScreenSetSize (ScreenPtr pScreen, + CARD16 width, + CARD16 height, + CARD32 mmWidth, + CARD32 mmHeight) +{ + XF86RandRInfoPtr randrp = XF86RANDRINFO(pScreen); + ScrnInfoPtr pScrn = XF86SCRNINFO(pScreen); + xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(pScrn); + WindowPtr pRoot = pScreen->root; + PixmapPtr pScrnPix; + Bool ret = FALSE; + int c; + + if (xf86RandR12Key) { + if (randrp->virtualX == -1 || randrp->virtualY == -1) + { + randrp->virtualX = pScrn->virtualX; + randrp->virtualY = pScrn->virtualY; + } + } + if (pRoot && pScrn->vtSema) + (*pScrn->EnableDisableFBAccess) (pScreen->myNum, FALSE); + + /* Let the driver update virtualX and virtualY */ + if (!(*config->funcs->resize)(pScrn, width, height)) + goto finish; + + ret = TRUE; + /* Update panning information */ + for (c = 0; c < config->num_crtc; c++) { + xf86CrtcPtr crtc = config->crtc[c]; + if (crtc->panningTotalArea.x2 > crtc->panningTotalArea.x1 || + crtc->panningTotalArea.y2 > crtc->panningTotalArea.y1) { + if (crtc->panningTotalArea.x2 > crtc->panningTrackingArea.x1) + crtc->panningTotalArea.x2 += width - pScreen->width; + if (crtc->panningTotalArea.y2 > crtc->panningTrackingArea.y1) + crtc->panningTotalArea.y2 += height - pScreen->height; + if (crtc->panningTrackingArea.x2 > crtc->panningTrackingArea.x1) + crtc->panningTrackingArea.x2 += width - pScreen->width; + if (crtc->panningTrackingArea.y2 > crtc->panningTrackingArea.y1) + crtc->panningTrackingArea.y2 += height - pScreen->height; + xf86RandR13VerifyPanningArea (crtc, width, height); + xf86RandR13Pan (crtc, randrp->pointerX, randrp->pointerY); + } + } + + pScrnPix = (*pScreen->GetScreenPixmap)(pScreen); + pScreen->width = pScrnPix->drawable.width = width; + pScreen->height = pScrnPix->drawable.height = height; + randrp->mmWidth = pScreen->mmWidth = mmWidth; + randrp->mmHeight = pScreen->mmHeight = mmHeight; + + xf86SetViewport (pScreen, pScreen->width-1, pScreen->height-1); + xf86SetViewport (pScreen, 0, 0); + +finish: + if (pRoot && pScrn->vtSema) + (*pScrn->EnableDisableFBAccess) (pScreen->myNum, TRUE); +#if RANDR_12_INTERFACE + if (xf86RandR12Key && pScreen->root && ret) + RRScreenSizeNotify (pScreen); +#endif + return ret; +} + +Rotation +xf86RandR12GetRotation(ScreenPtr pScreen) +{ + XF86RandRInfoPtr randrp = XF86RANDRINFO(pScreen); + + return randrp->rotation; +} + +Bool +xf86RandR12CreateScreenResources (ScreenPtr pScreen) +{ + ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum]; + xf86CrtcConfigPtr config; + XF86RandRInfoPtr randrp; + int c; + int width, height; + int mmWidth, mmHeight; +#ifdef PANORAMIX + /* XXX disable RandR when using Xinerama */ + if (!noPanoramiXExtension) + return TRUE; +#endif + + config = XF86_CRTC_CONFIG_PTR(pScrn); + randrp = XF86RANDRINFO(pScreen); + /* + * Compute size of screen + */ + width = 0; height = 0; + for (c = 0; c < config->num_crtc; c++) + { + xf86CrtcPtr crtc = config->crtc[c]; + int crtc_width = crtc->x + xf86ModeWidth (&crtc->mode, crtc->rotation); + int crtc_height = crtc->y + xf86ModeHeight (&crtc->mode, crtc->rotation); + + if (crtc->enabled) { + if (crtc_width > width) + width = crtc_width; + if (crtc_height > height) + height = crtc_height; + if (crtc->panningTotalArea.x2 > width) + width = crtc->panningTotalArea.x2; + if (crtc->panningTotalArea.y2 > height) + height = crtc->panningTotalArea.y2; + } + } + + if (width && height) + { + /* + * Compute physical size of screen + */ + if (monitorResolution) + { + mmWidth = width * 25.4 / monitorResolution; + mmHeight = height * 25.4 / monitorResolution; + } + else + { + xf86OutputPtr output = xf86CompatOutput(pScrn); + + if (output && + output->conf_monitor && + (output->conf_monitor->mon_width > 0 && + output->conf_monitor->mon_height > 0)) + { + /* + * Prefer user configured DisplaySize + */ + mmWidth = output->conf_monitor->mon_width; + mmHeight = output->conf_monitor->mon_height; + } + else + { + /* + * Otherwise, just set the screen to DEFAULT_DPI + */ + mmWidth = width * 25.4 / DEFAULT_DPI; + mmHeight = height * 25.4 / DEFAULT_DPI; + } + } + xf86DrvMsg(pScrn->scrnIndex, X_INFO, + "Setting screen physical size to %d x %d\n", + mmWidth, mmHeight); + /* + * This is the initial setting of the screen size. + * We have to pre-set it here, otherwise panning would be adapted + * to the new screen size. + */ + pScreen->width = width; + pScreen->height = height; + xf86RandR12ScreenSetSize (pScreen, + width, + height, + mmWidth, + mmHeight); + } + + if (xf86RandR12Key == NULL) + return TRUE; + + if (randrp->virtualX == -1 || randrp->virtualY == -1) + { + randrp->virtualX = pScrn->virtualX; + randrp->virtualY = pScrn->virtualY; + } + xf86CrtcSetScreenSubpixelOrder (pScreen); +#if RANDR_12_INTERFACE + if (xf86RandR12CreateScreenResources12 (pScreen)) + return TRUE; +#endif + return TRUE; +} + + +Bool +xf86RandR12Init (ScreenPtr pScreen) +{ + rrScrPrivPtr rp; + XF86RandRInfoPtr randrp; + +#ifdef PANORAMIX + /* XXX disable RandR when using Xinerama */ + if (!noPanoramiXExtension) + { + if (xf86NumScreens == 1) + noPanoramiXExtension = TRUE; + else + return TRUE; + } +#endif + + if (xf86RandR12Generation != serverGeneration) + xf86RandR12Generation = serverGeneration; + + xf86RandR12Key = &xf86RandR12KeyRec; + if (!dixRegisterPrivateKey(&xf86RandR12KeyRec, PRIVATE_SCREEN, 0)) + return FALSE; + + randrp = malloc(sizeof (XF86RandRInfoRec)); + if (!randrp) + return FALSE; + + if (!RRScreenInit(pScreen)) + { + free(randrp); + return FALSE; + } + rp = rrGetScrPriv(pScreen); + rp->rrGetInfo = xf86RandR12GetInfo; + rp->rrSetConfig = xf86RandR12SetConfig; + + randrp->virtualX = -1; + randrp->virtualY = -1; + randrp->mmWidth = pScreen->mmWidth; + randrp->mmHeight = pScreen->mmHeight; + + randrp->rotation = RR_Rotate_0; /* initial rotated mode */ + + randrp->supported_rotations = RR_Rotate_0; + + randrp->maxX = randrp->maxY = 0; + + dixSetPrivate(&pScreen->devPrivates, xf86RandR12Key, randrp); + +#if RANDR_12_INTERFACE + if (!xf86RandR12Init12 (pScreen)) + return FALSE; +#endif + return TRUE; +} + +void +xf86RandR12CloseScreen (ScreenPtr pScreen) +{ + XF86RandRInfoPtr randrp; + + if (xf86RandR12Key == NULL) + return; + + randrp = XF86RANDRINFO(pScreen); +#if RANDR_12_INTERFACE + xf86Screens[pScreen->myNum]->EnterVT = randrp->orig_EnterVT; +#endif + + free(randrp); +} + +void +xf86RandR12SetRotations (ScreenPtr pScreen, Rotation rotations) +{ + XF86RandRInfoPtr randrp; +#if RANDR_12_INTERFACE + ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum]; + int c; + xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(pScrn); +#endif + + if (xf86RandR12Key == NULL) + return; + + randrp = XF86RANDRINFO(pScreen); +#if RANDR_12_INTERFACE + for (c = 0; c < config->num_crtc; c++) { + xf86CrtcPtr crtc = config->crtc[c]; + + RRCrtcSetRotations (crtc->randr_crtc, rotations); + } +#endif + randrp->supported_rotations = rotations; +} + +void +xf86RandR12SetTransformSupport (ScreenPtr pScreen, Bool transforms) +{ + XF86RandRInfoPtr randrp; +#if RANDR_13_INTERFACE + ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum]; + int c; + xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(pScrn); +#endif + + if (xf86RandR12Key == NULL) + return; + + randrp = XF86RANDRINFO(pScreen); +#if RANDR_13_INTERFACE + for (c = 0; c < config->num_crtc; c++) { + xf86CrtcPtr crtc = config->crtc[c]; + + RRCrtcSetTransformSupport (crtc->randr_crtc, transforms); + } +#endif +} + +void +xf86RandR12GetOriginalVirtualSize(ScrnInfoPtr pScrn, int *x, int *y) +{ + ScreenPtr pScreen = screenInfo.screens[pScrn->scrnIndex]; + + if (xf86RandR12Generation != serverGeneration || + XF86RANDRINFO(pScreen)->virtualX == -1) + { + *x = pScrn->virtualX; + *y = pScrn->virtualY; + } else { + XF86RandRInfoPtr randrp = XF86RANDRINFO(pScreen); + + *x = randrp->virtualX; + *y = randrp->virtualY; + } +} + +#if RANDR_12_INTERFACE + +#define FLAG_BITS (RR_HSyncPositive | \ + RR_HSyncNegative | \ + RR_VSyncPositive | \ + RR_VSyncNegative | \ + RR_Interlace | \ + RR_DoubleScan | \ + RR_CSync | \ + RR_CSyncPositive | \ + RR_CSyncNegative | \ + RR_HSkewPresent | \ + RR_BCast | \ + RR_PixelMultiplex | \ + RR_DoubleClock | \ + RR_ClockDivideBy2) + +static Bool +xf86RandRModeMatches (RRModePtr randr_mode, + DisplayModePtr mode) +{ +#if 0 + if (match_name) + { + /* check for same name */ + int len = strlen (mode->name); + if (randr_mode->mode.nameLength != len) return FALSE; + if (memcmp (randr_mode->name, mode->name, len) != 0) return FALSE; + } +#endif + + /* check for same timings */ + if (randr_mode->mode.dotClock / 1000 != mode->Clock) return FALSE; + if (randr_mode->mode.width != mode->HDisplay) return FALSE; + if (randr_mode->mode.hSyncStart != mode->HSyncStart) return FALSE; + if (randr_mode->mode.hSyncEnd != mode->HSyncEnd) return FALSE; + if (randr_mode->mode.hTotal != mode->HTotal) return FALSE; + if (randr_mode->mode.hSkew != mode->HSkew) return FALSE; + if (randr_mode->mode.height != mode->VDisplay) return FALSE; + if (randr_mode->mode.vSyncStart != mode->VSyncStart) return FALSE; + if (randr_mode->mode.vSyncEnd != mode->VSyncEnd) return FALSE; + if (randr_mode->mode.vTotal != mode->VTotal) return FALSE; + + /* check for same flags (using only the XF86 valid flag bits) */ + if ((randr_mode->mode.modeFlags & FLAG_BITS) != (mode->Flags & FLAG_BITS)) + return FALSE; + + /* everything matches */ + return TRUE; +} + +static Bool +xf86RandR12CrtcNotify (RRCrtcPtr randr_crtc) +{ + ScreenPtr pScreen = randr_crtc->pScreen; + ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum]; + xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(pScrn); + RRModePtr randr_mode = NULL; + int x; + int y; + Rotation rotation; + int numOutputs; + RROutputPtr *randr_outputs; + RROutputPtr randr_output; + xf86CrtcPtr crtc = randr_crtc->devPrivate; + xf86OutputPtr output; + int i, j; + DisplayModePtr mode = &crtc->mode; + Bool ret; + + randr_outputs = malloc(config->num_output * sizeof (RROutputPtr)); + if (!randr_outputs) + return FALSE; + x = crtc->x; + y = crtc->y; + rotation = crtc->rotation; + numOutputs = 0; + randr_mode = NULL; + for (i = 0; i < config->num_output; i++) + { + output = config->output[i]; + if (output->crtc == crtc) + { + randr_output = output->randr_output; + randr_outputs[numOutputs++] = randr_output; + /* + * We make copies of modes, so pointer equality + * isn't sufficient + */ + for (j = 0; j < randr_output->numModes + randr_output->numUserModes; j++) + { + RRModePtr m = (j < randr_output->numModes ? + randr_output->modes[j] : + randr_output->userModes[j-randr_output->numModes]); + + if (xf86RandRModeMatches (m, mode)) + { + randr_mode = m; + break; + } + } + } + } + ret = RRCrtcNotify (randr_crtc, randr_mode, x, y, + rotation, + crtc->transformPresent ? &crtc->transform : NULL, + numOutputs, randr_outputs); + free(randr_outputs); + return ret; +} + +/* + * Convert a RandR mode to a DisplayMode + */ +static void +xf86RandRModeConvert (ScrnInfoPtr scrn, + RRModePtr randr_mode, + DisplayModePtr mode) +{ + memset(mode, 0, sizeof(DisplayModeRec)); + mode->status = MODE_OK; + + mode->Clock = randr_mode->mode.dotClock / 1000; + + mode->HDisplay = randr_mode->mode.width; + mode->HSyncStart = randr_mode->mode.hSyncStart; + mode->HSyncEnd = randr_mode->mode.hSyncEnd; + mode->HTotal = randr_mode->mode.hTotal; + mode->HSkew = randr_mode->mode.hSkew; + + mode->VDisplay = randr_mode->mode.height; + mode->VSyncStart = randr_mode->mode.vSyncStart; + mode->VSyncEnd = randr_mode->mode.vSyncEnd; + mode->VTotal = randr_mode->mode.vTotal; + mode->VScan = 0; + + mode->Flags = randr_mode->mode.modeFlags & FLAG_BITS; + + xf86SetModeCrtc (mode, scrn->adjustFlags); +} + +static Bool +xf86RandR12CrtcSet (ScreenPtr pScreen, + RRCrtcPtr randr_crtc, + RRModePtr randr_mode, + int x, + int y, + Rotation rotation, + int num_randr_outputs, + RROutputPtr *randr_outputs) +{ + XF86RandRInfoPtr randrp = XF86RANDRINFO(pScreen); + ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum]; + xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(pScrn); + xf86CrtcPtr crtc = randr_crtc->devPrivate; + RRTransformPtr transform; + Bool changed = FALSE; + int o, ro; + xf86CrtcPtr *save_crtcs; + Bool save_enabled = crtc->enabled; + + if (!crtc->scrn->vtSema) + return FALSE; + + save_crtcs = malloc(config->num_output * sizeof (xf86CrtcPtr)); + if ((randr_mode != NULL) != crtc->enabled) + changed = TRUE; + else if (randr_mode && !xf86RandRModeMatches (randr_mode, &crtc->mode)) + changed = TRUE; + + if (rotation != crtc->rotation) + changed = TRUE; + + transform = RRCrtcGetTransform (randr_crtc); + if ((transform != NULL) != crtc->transformPresent) + changed = TRUE; + else if (transform && memcmp (&transform->transform, &crtc->transform.transform, + sizeof (transform->transform)) != 0) + changed = TRUE; + + if (x != crtc->x || y != crtc->y) + changed = TRUE; + for (o = 0; o < config->num_output; o++) + { + xf86OutputPtr output = config->output[o]; + xf86CrtcPtr new_crtc; + + save_crtcs[o] = output->crtc; + + if (output->crtc == crtc) + new_crtc = NULL; + else + new_crtc = output->crtc; + for (ro = 0; ro < num_randr_outputs; ro++) + if (output->randr_output == randr_outputs[ro]) + { + new_crtc = crtc; + break; + } + if (new_crtc != output->crtc) + { + changed = TRUE; + output->crtc = new_crtc; + } + } + for (ro = 0; ro < num_randr_outputs; ro++) + if (randr_outputs[ro]->pendingProperties) + changed = TRUE; + + /* XXX need device-independent mode setting code through an API */ + if (changed) + { + crtc->enabled = randr_mode != NULL; + + if (randr_mode) + { + DisplayModeRec mode; + RRTransformPtr transform = RRCrtcGetTransform (randr_crtc); + + xf86RandRModeConvert (pScrn, randr_mode, &mode); + if (!xf86CrtcSetModeTransform (crtc, &mode, rotation, transform, x, y)) + { + crtc->enabled = save_enabled; + for (o = 0; o < config->num_output; o++) + { + xf86OutputPtr output = config->output[o]; + output->crtc = save_crtcs[o]; + } + free(save_crtcs); + return FALSE; + } + xf86RandR13VerifyPanningArea (crtc, pScreen->width, pScreen->height); + xf86RandR13Pan (crtc, randrp->pointerX, randrp->pointerY); + /* + * Save the last successful setting for EnterVT + */ + crtc->desiredMode = mode; + crtc->desiredRotation = rotation; + if (transform) { + crtc->desiredTransform = *transform; + crtc->desiredTransformPresent = TRUE; + } else + crtc->desiredTransformPresent = FALSE; + + crtc->desiredX = x; + crtc->desiredY = y; + } + xf86DisableUnusedFunctions (pScrn); + } + free(save_crtcs); + return xf86RandR12CrtcNotify (randr_crtc); +} + +static Bool +xf86RandR12CrtcSetGamma (ScreenPtr pScreen, + RRCrtcPtr randr_crtc) +{ + xf86CrtcPtr crtc = randr_crtc->devPrivate; + + if (crtc->funcs->gamma_set == NULL) + return FALSE; + + if (!crtc->scrn->vtSema) + return TRUE; + + /* Realloc local gamma if needed. */ + if (randr_crtc->gammaSize != crtc->gamma_size) { + CARD16 *tmp_ptr; + tmp_ptr = realloc(crtc->gamma_red, 3 * crtc->gamma_size * sizeof (CARD16)); + if (!tmp_ptr) + return FALSE; + crtc->gamma_red = tmp_ptr; + crtc->gamma_green = crtc->gamma_red + crtc->gamma_size; + crtc->gamma_blue = crtc->gamma_green + crtc->gamma_size; + } + + crtc->gamma_size = randr_crtc->gammaSize; + memcpy (crtc->gamma_red, randr_crtc->gammaRed, crtc->gamma_size * sizeof (CARD16)); + memcpy (crtc->gamma_green, randr_crtc->gammaGreen, crtc->gamma_size * sizeof (CARD16)); + memcpy (crtc->gamma_blue, randr_crtc->gammaBlue, crtc->gamma_size * sizeof (CARD16)); + + /* Only set it when the crtc is actually running. + * Otherwise it will be set when it's activated. + */ + if (crtc->active) + crtc->funcs->gamma_set(crtc, crtc->gamma_red, crtc->gamma_green, + crtc->gamma_blue, crtc->gamma_size); + + return TRUE; +} + +static Bool +xf86RandR12CrtcGetGamma (ScreenPtr pScreen, + RRCrtcPtr randr_crtc) +{ + xf86CrtcPtr crtc = randr_crtc->devPrivate; + + if (!crtc->gamma_size) + return FALSE; + + if (!crtc->gamma_red || !crtc->gamma_green || !crtc->gamma_blue) + return FALSE; + + /* Realloc randr gamma if needed. */ + if (randr_crtc->gammaSize != crtc->gamma_size) { + CARD16 *tmp_ptr; + tmp_ptr = realloc(randr_crtc->gammaRed, 3 * crtc->gamma_size * sizeof (CARD16)); + if (!tmp_ptr) + return FALSE; + randr_crtc->gammaRed = tmp_ptr; + randr_crtc->gammaGreen = randr_crtc->gammaRed + crtc->gamma_size; + randr_crtc->gammaBlue = randr_crtc->gammaGreen + crtc->gamma_size; + } + randr_crtc->gammaSize = crtc->gamma_size; + memcpy (randr_crtc->gammaRed, crtc->gamma_red, crtc->gamma_size * sizeof (CARD16)); + memcpy (randr_crtc->gammaGreen, crtc->gamma_green, crtc->gamma_size * sizeof (CARD16)); + memcpy (randr_crtc->gammaBlue, crtc->gamma_blue, crtc->gamma_size * sizeof (CARD16)); + + return TRUE; +} + +static Bool +xf86RandR12OutputSetProperty (ScreenPtr pScreen, + RROutputPtr randr_output, + Atom property, + RRPropertyValuePtr value) +{ + xf86OutputPtr output = randr_output->devPrivate; + + /* If we don't have any property handler, then we don't care what the + * user is setting properties to. + */ + if (output->funcs->set_property == NULL) + return TRUE; + + /* + * This function gets called even when vtSema is FALSE, as + * drivers will need to remember the correct value to apply + * when the VT switch occurs + */ + return output->funcs->set_property(output, property, value); +} + +static Bool +xf86RandR13OutputGetProperty (ScreenPtr pScreen, + RROutputPtr randr_output, + Atom property) +{ + xf86OutputPtr output = randr_output->devPrivate; + + if (output->funcs->get_property == NULL) + return TRUE; + + /* Should be safe even w/o vtSema */ + return output->funcs->get_property(output, property); +} + +static Bool +xf86RandR12OutputValidateMode (ScreenPtr pScreen, + RROutputPtr randr_output, + RRModePtr randr_mode) +{ + ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum]; + xf86OutputPtr output = randr_output->devPrivate; + DisplayModeRec mode; + + xf86RandRModeConvert (pScrn, randr_mode, &mode); + /* + * This function may be called when vtSema is FALSE, so + * the underlying function must either avoid touching the hardware + * or return FALSE when vtSema is FALSE + */ + if (output->funcs->mode_valid (output, &mode) != MODE_OK) + return FALSE; + return TRUE; +} + +static void +xf86RandR12ModeDestroy (ScreenPtr pScreen, RRModePtr randr_mode) +{ +} + +/** + * Given a list of xf86 modes and a RandR Output object, construct + * RandR modes and assign them to the output + */ +static Bool +xf86RROutputSetModes (RROutputPtr randr_output, DisplayModePtr modes) +{ + DisplayModePtr mode; + RRModePtr *rrmodes = NULL; + int nmode = 0; + int npreferred = 0; + Bool ret = TRUE; + int pref; + + for (mode = modes; mode; mode = mode->next) + nmode++; + + if (nmode) { + rrmodes = malloc(nmode * sizeof (RRModePtr)); + + if (!rrmodes) + return FALSE; + nmode = 0; + + for (pref = 1; pref >= 0; pref--) { + for (mode = modes; mode; mode = mode->next) { + if ((pref != 0) == ((mode->type & M_T_PREFERRED) != 0)) { + xRRModeInfo modeInfo; + RRModePtr rrmode; + + modeInfo.nameLength = strlen (mode->name); + modeInfo.width = mode->HDisplay; + modeInfo.dotClock = mode->Clock * 1000; + modeInfo.hSyncStart = mode->HSyncStart; + modeInfo.hSyncEnd = mode->HSyncEnd; + modeInfo.hTotal = mode->HTotal; + modeInfo.hSkew = mode->HSkew; + + modeInfo.height = mode->VDisplay; + modeInfo.vSyncStart = mode->VSyncStart; + modeInfo.vSyncEnd = mode->VSyncEnd; + modeInfo.vTotal = mode->VTotal; + modeInfo.modeFlags = mode->Flags; + + rrmode = RRModeGet (&modeInfo, mode->name); + if (rrmode) { + rrmodes[nmode++] = rrmode; + npreferred += pref; + } + } + } + } + } + + ret = RROutputSetModes (randr_output, rrmodes, nmode, npreferred); + free(rrmodes); + return ret; +} + +/* + * Mirror the current mode configuration to RandR + */ +static Bool +xf86RandR12SetInfo12 (ScreenPtr pScreen) +{ + ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum]; + xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(pScrn); + RROutputPtr *clones; + RRCrtcPtr *crtcs; + int ncrtc; + int o, c, l; + RRCrtcPtr randr_crtc; + int nclone; + + clones = malloc(config->num_output * sizeof (RROutputPtr)); + crtcs = malloc(config->num_crtc * sizeof (RRCrtcPtr)); + for (o = 0; o < config->num_output; o++) + { + xf86OutputPtr output = config->output[o]; + + ncrtc = 0; + for (c = 0; c < config->num_crtc; c++) + if (output->possible_crtcs & (1 << c)) + crtcs[ncrtc++] = config->crtc[c]->randr_crtc; + + if (output->crtc) + randr_crtc = output->crtc->randr_crtc; + else + randr_crtc = NULL; + + if (!RROutputSetCrtcs (output->randr_output, crtcs, ncrtc)) + { + free(crtcs); + free(clones); + return FALSE; + } + + RROutputSetPhysicalSize(output->randr_output, + output->mm_width, + output->mm_height); + xf86RROutputSetModes (output->randr_output, output->probed_modes); + + switch (output->status) { + case XF86OutputStatusConnected: + RROutputSetConnection (output->randr_output, RR_Connected); + break; + case XF86OutputStatusDisconnected: + RROutputSetConnection (output->randr_output, RR_Disconnected); + break; + case XF86OutputStatusUnknown: + RROutputSetConnection (output->randr_output, RR_UnknownConnection); + break; + } + + RROutputSetSubpixelOrder (output->randr_output, output->subpixel_order); + + /* + * Valid clones + */ + nclone = 0; + for (l = 0; l < config->num_output; l++) + { + xf86OutputPtr clone = config->output[l]; + + if (l != o && (output->possible_clones & (1 << l))) + clones[nclone++] = clone->randr_output; + } + if (!RROutputSetClones (output->randr_output, clones, nclone)) + { + free(crtcs); + free(clones); + return FALSE; + } + } + free(crtcs); + free(clones); + return TRUE; +} + + + +/* + * Query the hardware for the current state, then mirror + * that to RandR + */ +static Bool +xf86RandR12GetInfo12 (ScreenPtr pScreen, Rotation *rotations) +{ + ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum]; + + if (!pScrn->vtSema) + return TRUE; + xf86ProbeOutputModes (pScrn, 0, 0); + xf86SetScrnInfoModes (pScrn); + return xf86RandR12SetInfo12 (pScreen); +} + +static Bool +xf86RandR12CreateObjects12 (ScreenPtr pScreen) +{ + ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum]; + xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(pScrn); + int c; + int o; + + if (!RRInit ()) + return FALSE; + + /* + * Configure crtcs + */ + for (c = 0; c < config->num_crtc; c++) + { + xf86CrtcPtr crtc = config->crtc[c]; + + crtc->randr_crtc = RRCrtcCreate (pScreen, crtc); + RRCrtcGammaSetSize (crtc->randr_crtc, 256); + } + /* + * Configure outputs + */ + for (o = 0; o < config->num_output; o++) + { + xf86OutputPtr output = config->output[o]; + + output->randr_output = RROutputCreate (pScreen, output->name, + strlen (output->name), + output); + + if (output->funcs->create_resources != NULL) + output->funcs->create_resources(output); + RRPostPendingProperties (output->randr_output); + } + return TRUE; +} + +static Bool +xf86RandR12CreateScreenResources12 (ScreenPtr pScreen) +{ + int c; + ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum]; + xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(pScrn); + + if (xf86RandR12Key == NULL) + return TRUE; + + for (c = 0; c < config->num_crtc; c++) + xf86RandR12CrtcNotify (config->crtc[c]->randr_crtc); + + RRScreenSetSizeRange (pScreen, config->minWidth, config->minHeight, + config->maxWidth, config->maxHeight); + return TRUE; +} + +/* + * Something happened within the screen configuration due + * to DGA, VidMode or hot key. Tell RandR + */ + +void +xf86RandR12TellChanged (ScreenPtr pScreen) +{ + ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum]; + xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(pScrn); + int c; + + if (xf86RandR12Key == NULL) + return; + + xf86RandR12SetInfo12 (pScreen); + for (c = 0; c < config->num_crtc; c++) + xf86RandR12CrtcNotify (config->crtc[c]->randr_crtc); + + RRTellChanged (pScreen); +} + +static void +xf86RandR12PointerMoved (int scrnIndex, int x, int y) +{ + ScreenPtr pScreen = screenInfo.screens[scrnIndex]; + ScrnInfoPtr pScrn = XF86SCRNINFO(pScreen); + xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(pScrn); + XF86RandRInfoPtr randrp = XF86RANDRINFO(pScreen); + int c; + + randrp->pointerX = x; + randrp->pointerY = y; + for (c = 0; c < config->num_crtc; c++) + xf86RandR13Pan (config->crtc[c], x, y); +} + +static Bool +xf86RandR13GetPanning (ScreenPtr pScreen, + RRCrtcPtr randr_crtc, + BoxPtr totalArea, + BoxPtr trackingArea, + INT16 *border) +{ + xf86CrtcPtr crtc = randr_crtc->devPrivate; + + if (crtc->version < 2) + return FALSE; + if (totalArea) + memcpy (totalArea, &crtc->panningTotalArea, sizeof(BoxRec)); + if (trackingArea) + memcpy (trackingArea, &crtc->panningTrackingArea, sizeof(BoxRec)); + if (border) + memcpy (border, crtc->panningBorder, 4*sizeof(INT16)); + + return TRUE; +} + +static Bool +xf86RandR13SetPanning (ScreenPtr pScreen, + RRCrtcPtr randr_crtc, + BoxPtr totalArea, + BoxPtr trackingArea, + INT16 *border) +{ + XF86RandRInfoPtr randrp = XF86RANDRINFO(pScreen); + xf86CrtcPtr crtc = randr_crtc->devPrivate; + BoxRec oldTotalArea; + BoxRec oldTrackingArea; + INT16 oldBorder[4]; + + + if (crtc->version < 2) + return FALSE; + + memcpy (&oldTotalArea, &crtc->panningTotalArea, sizeof(BoxRec)); + memcpy (&oldTrackingArea, &crtc->panningTrackingArea, sizeof(BoxRec)); + memcpy (oldBorder, crtc->panningBorder, 4*sizeof(INT16)); + + if (totalArea) + memcpy (&crtc->panningTotalArea, totalArea, sizeof(BoxRec)); + if (trackingArea) + memcpy (&crtc->panningTrackingArea, trackingArea, sizeof(BoxRec)); + if (border) + memcpy (crtc->panningBorder, border, 4*sizeof(INT16)); + + if (xf86RandR13VerifyPanningArea (crtc, pScreen->width, pScreen->height)) { + xf86RandR13Pan (crtc, randrp->pointerX, randrp->pointerY); + return TRUE; + } else { + /* Restore old settings */ + memcpy (&crtc->panningTotalArea, &oldTotalArea, sizeof(BoxRec)); + memcpy (&crtc->panningTrackingArea, &oldTrackingArea, sizeof(BoxRec)); + memcpy (crtc->panningBorder, oldBorder, 4*sizeof(INT16)); + return FALSE; + } +} + +/* + * Compatibility with XF86VidMode's gamma changer. This necessarily clobbers + * any per-crtc setup. You asked for it... + */ + +static void +gamma_to_ramp(float gamma, CARD16 *ramp, int size) +{ + int i; + + for (i = 0; i < size; i++) { + if (gamma == 1.0) + ramp[i] = i << 8; + else + ramp[i] = (CARD16)(pow((double)i / (double)(size - 1), 1. / gamma) + * (double)(size - 1) * 256); + } +} + +static int +xf86RandR12ChangeGamma(int scrnIndex, Gamma gamma) +{ + CARD16 *points, *red, *green, *blue; + ScrnInfoPtr pScrn = xf86Screens[scrnIndex]; + RRCrtcPtr crtc = xf86CompatRRCrtc(pScrn); + int size; + + if (!crtc) + return Success; + + size = max(0, crtc->gammaSize); + if (!size) + return Success; + + points = calloc(size, 3 * sizeof(CARD16)); + if (!points) + return BadAlloc; + + red = points; + green = points + size; + blue = points + 2 * size; + + gamma_to_ramp(gamma.red, red, size); + gamma_to_ramp(gamma.green, green, size); + gamma_to_ramp(gamma.blue, blue, size); + RRCrtcGammaSet(crtc, red, green, blue); + + free(points); + + pScrn->gamma = gamma; + + return Success; +} + +static Bool +xf86RandR12EnterVT (int screen_index, int flags) +{ + ScreenPtr pScreen = screenInfo.screens[screen_index]; + ScrnInfoPtr pScrn = xf86Screens[screen_index]; + XF86RandRInfoPtr randrp = XF86RANDRINFO(pScreen); + rrScrPrivPtr rp = rrGetScrPriv(pScreen); + Bool ret; + + if (randrp->orig_EnterVT) { + pScrn->EnterVT = randrp->orig_EnterVT; + ret = pScrn->EnterVT (screen_index, flags); + randrp->orig_EnterVT = pScrn->EnterVT; + pScrn->EnterVT = xf86RandR12EnterVT; + if (!ret) + return FALSE; + } + + /* reload gamma */ + int i; + for (i = 0; i < rp->numCrtcs; i++) + xf86RandR12CrtcSetGamma(pScreen, rp->crtcs[i]); + + return RRGetInfo (pScreen, TRUE); /* force a re-probe of outputs and notify clients about changes */ +} + +static Bool +xf86RandR12Init12 (ScreenPtr pScreen) +{ + ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum]; + rrScrPrivPtr rp = rrGetScrPriv(pScreen); + XF86RandRInfoPtr randrp = XF86RANDRINFO(pScreen); + int i; + + rp->rrGetInfo = xf86RandR12GetInfo12; + rp->rrScreenSetSize = xf86RandR12ScreenSetSize; + rp->rrCrtcSet = xf86RandR12CrtcSet; + rp->rrCrtcSetGamma = xf86RandR12CrtcSetGamma; + rp->rrCrtcGetGamma = xf86RandR12CrtcGetGamma; + rp->rrOutputSetProperty = xf86RandR12OutputSetProperty; + rp->rrOutputValidateMode = xf86RandR12OutputValidateMode; +#if RANDR_13_INTERFACE + rp->rrOutputGetProperty = xf86RandR13OutputGetProperty; + rp->rrGetPanning = xf86RandR13GetPanning; + rp->rrSetPanning = xf86RandR13SetPanning; +#endif + rp->rrModeDestroy = xf86RandR12ModeDestroy; + rp->rrSetConfig = NULL; + pScrn->PointerMoved = xf86RandR12PointerMoved; + pScrn->ChangeGamma = xf86RandR12ChangeGamma; + + randrp->orig_EnterVT = pScrn->EnterVT; + pScrn->EnterVT = xf86RandR12EnterVT; + + if (!xf86RandR12CreateObjects12 (pScreen)) + return FALSE; + + /* + * Configure output modes + */ + if (!xf86RandR12SetInfo12 (pScreen)) + return FALSE; + for (i = 0; i < rp->numCrtcs; i++) { + xf86RandR12CrtcGetGamma(pScreen, rp->crtcs[i]); + } + return TRUE; +} + +#endif + +Bool +xf86RandR12PreInit (ScrnInfoPtr pScrn) +{ + return TRUE; +} diff --git a/xorg-server/hw/xfree86/modes/xf86Rotate.c b/xorg-server/hw/xfree86/modes/xf86Rotate.c index 0181bc381..57c3499ac 100644 --- a/xorg-server/hw/xfree86/modes/xf86Rotate.c +++ b/xorg-server/hw/xfree86/modes/xf86Rotate.c @@ -1,565 +1,525 @@ -/* - * Copyright © 2006 Keith Packard - * - * Permission to use, copy, modify, distribute, and sell this software and its - * documentation for any purpose is hereby granted without fee, provided that - * the above copyright notice appear in all copies and that both that copyright - * notice and this permission notice appear in supporting documentation, and - * that the name of the copyright holders not be used in advertising or - * publicity pertaining to distribution of the software without specific, - * written prior permission. The copyright holders make no representations - * about the suitability of this software for any purpose. It is provided "as - * is" without express or implied warranty. - * - * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, - * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO - * EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR - * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, - * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER - * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE - * OF THIS SOFTWARE. - */ - -#ifdef HAVE_XORG_CONFIG_H -#include -#else -#ifdef HAVE_CONFIG_H -#include -#endif -#endif - -#include -#include -#include - -#include "xf86.h" -#include "xf86DDC.h" -#include "fb.h" -#include "windowstr.h" -#include "xf86Crtc.h" -#include "xf86Modes.h" -#include "xf86RandR12.h" -#include "X11/extensions/render.h" -#include "X11/extensions/dpmsconst.h" -#include "X11/Xatom.h" - -/* borrowed from composite extension, move to Render and publish? */ - -static VisualPtr -compGetWindowVisual (WindowPtr pWin) -{ - ScreenPtr pScreen = pWin->drawable.pScreen; - VisualID vid = wVisual (pWin); - int i; - - for (i = 0; i < pScreen->numVisuals; i++) - if (pScreen->visuals[i].vid == vid) - return &pScreen->visuals[i]; - return 0; -} - -static PictFormatPtr -compWindowFormat (WindowPtr pWin) -{ - ScreenPtr pScreen = pWin->drawable.pScreen; - - return PictureMatchVisual (pScreen, pWin->drawable.depth, - compGetWindowVisual (pWin)); -} - -#define F(x) IntToxFixed(x) - -#define toF(x) ((float) (x) / 65536.0f) - -static void -xf86RotateCrtcRedisplay (xf86CrtcPtr crtc, RegionPtr region) -{ - ScrnInfoPtr scrn = crtc->scrn; - ScreenPtr screen = scrn->pScreen; - WindowPtr root = screen->root; - PixmapPtr dst_pixmap = crtc->rotatedPixmap; - PictFormatPtr format = compWindowFormat (screen->root); - int error; - PicturePtr src, dst; - int n = RegionNumRects(region); - BoxPtr b = RegionRects(region); - XID include_inferiors = IncludeInferiors; - - src = CreatePicture (None, - &root->drawable, - format, - CPSubwindowMode, - &include_inferiors, - serverClient, - &error); - if (!src) - return; - - dst = CreatePicture (None, - &dst_pixmap->drawable, - format, - 0L, - NULL, - serverClient, - &error); - if (!dst) - return; - - error = SetPictureTransform (src, &crtc->crtc_to_framebuffer); - if (error) - return; - if (crtc->transform_in_use && crtc->filter) - SetPicturePictFilter (src, crtc->filter, - crtc->params, crtc->nparams); - - if (crtc->shadowClear) - { - CompositePicture (PictOpSrc, - src, NULL, dst, - 0, 0, 0, 0, 0, 0, - crtc->mode.HDisplay, crtc->mode.VDisplay); - crtc->shadowClear = FALSE; - } - else - { - while (n--) - { - BoxRec dst_box; - - dst_box = *b; - dst_box.x1 -= crtc->filter_width >> 1; - dst_box.x2 += crtc->filter_width >> 1; - dst_box.y1 -= crtc->filter_height >> 1; - dst_box.y2 += crtc->filter_height >> 1; - pixman_f_transform_bounds (&crtc->f_framebuffer_to_crtc, &dst_box); - CompositePicture (PictOpSrc, - src, NULL, dst, - dst_box.x1, dst_box.y1, 0, 0, dst_box.x1, dst_box.y1, - dst_box.x2 - dst_box.x1, - dst_box.y2 - dst_box.y1); - b++; - } - } - FreePicture (src, None); - FreePicture (dst, None); -} - -static void -xf86CrtcDamageShadow (xf86CrtcPtr crtc) -{ - ScrnInfoPtr pScrn = crtc->scrn; - BoxRec damage_box; - RegionRec damage_region; - ScreenPtr pScreen = pScrn->pScreen; - - damage_box.x1 = 0; - damage_box.x2 = crtc->mode.HDisplay; - damage_box.y1 = 0; - damage_box.y2 = crtc->mode.VDisplay; - if (!pixman_transform_bounds (&crtc->crtc_to_framebuffer, &damage_box)) - { - damage_box.x1 = 0; - damage_box.y1 = 0; - damage_box.x2 = pScreen->width; - damage_box.y2 = pScreen->height; - } - if (damage_box.x1 < 0) damage_box.x1 = 0; - if (damage_box.y1 < 0) damage_box.y1 = 0; - if (damage_box.x2 > pScreen->width) damage_box.x2 = pScreen->width; - if (damage_box.y2 > pScreen->height) damage_box.y2 = pScreen->height; - RegionInit(&damage_region, &damage_box, 1); - DamageDamageRegion (&(*pScreen->GetScreenPixmap)(pScreen)->drawable, - &damage_region); - RegionUninit(&damage_region); - crtc->shadowClear = TRUE; -} - -static void -xf86RotatePrepare (ScreenPtr pScreen) -{ - ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum]; - xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(pScrn); - int c; - - for (c = 0; c < xf86_config->num_crtc; c++) - { - xf86CrtcPtr crtc = xf86_config->crtc[c]; - - if (crtc->rotatedData && !crtc->rotatedPixmap) - { - crtc->rotatedPixmap = crtc->funcs->shadow_create (crtc, - crtc->rotatedData, - crtc->mode.HDisplay, - crtc->mode.VDisplay); - if (!xf86_config->rotation_damage_registered) - { - /* Hook damage to screen pixmap */ - DamageRegister (&(*pScreen->GetScreenPixmap)(pScreen)->drawable, - xf86_config->rotation_damage); - xf86_config->rotation_damage_registered = TRUE; - EnableLimitedSchedulingLatency(); - } - - xf86CrtcDamageShadow (crtc); - } - } -} - -static Bool -xf86RotateRedisplay(ScreenPtr pScreen) -{ - ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum]; - xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(pScrn); - DamagePtr damage = xf86_config->rotation_damage; - RegionPtr region; - - if (!damage) - return FALSE; - xf86RotatePrepare (pScreen); - region = DamageRegion(damage); - if (RegionNotEmpty(region)) - { - int c; - SourceValidateProcPtr SourceValidate; - - /* - * SourceValidate is used by the software cursor code - * to pull the cursor off of the screen when reading - * bits from the frame buffer. Bypassing this function - * leaves the software cursor in place - */ - SourceValidate = pScreen->SourceValidate; - pScreen->SourceValidate = NULL; - - for (c = 0; c < xf86_config->num_crtc; c++) - { - xf86CrtcPtr crtc = xf86_config->crtc[c]; - - if (crtc->transform_in_use && crtc->enabled) - { - RegionRec crtc_damage; - - /* compute portion of damage that overlaps crtc */ - RegionInit(&crtc_damage, &crtc->bounds, 1); - RegionIntersect(&crtc_damage, &crtc_damage, region); - - /* update damaged region */ - if (RegionNotEmpty(&crtc_damage)) - xf86RotateCrtcRedisplay (crtc, &crtc_damage); - - RegionUninit(&crtc_damage); - } - } - pScreen->SourceValidate = SourceValidate; - DamageEmpty(damage); - } - return TRUE; -} - -static void -xf86RotateBlockHandler(int screenNum, pointer blockData, - pointer pTimeout, pointer pReadmask) -{ - ScreenPtr pScreen = screenInfo.screens[screenNum]; - ScrnInfoPtr pScrn = xf86Screens[screenNum]; - xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(pScrn); - Bool rotation_active; - - rotation_active = xf86RotateRedisplay(pScreen); - pScreen->BlockHandler = xf86_config->BlockHandler; - (*pScreen->BlockHandler) (screenNum, blockData, pTimeout, pReadmask); - /* cannot avoid re-wrapping until all wrapping is audited */ - xf86_config->BlockHandler = pScreen->BlockHandler; - pScreen->BlockHandler = xf86RotateBlockHandler; -} - -void -xf86RotateDestroy (xf86CrtcPtr crtc) -{ - ScrnInfoPtr pScrn = crtc->scrn; - ScreenPtr pScreen = pScrn->pScreen; - xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(pScrn); - int c; - - /* Free memory from rotation */ - if (crtc->rotatedPixmap || crtc->rotatedData) - { - crtc->funcs->shadow_destroy (crtc, crtc->rotatedPixmap, crtc->rotatedData); - crtc->rotatedPixmap = NULL; - crtc->rotatedData = NULL; - } - - for (c = 0; c < xf86_config->num_crtc; c++) - if (xf86_config->crtc[c]->transform_in_use) - return; - - /* - * Clean up damage structures when no crtcs are rotated - */ - if (xf86_config->rotation_damage) - { - /* Free damage structure */ - if (xf86_config->rotation_damage_registered) - { - DamageUnregister (&(*pScreen->GetScreenPixmap)(pScreen)->drawable, - xf86_config->rotation_damage); - xf86_config->rotation_damage_registered = FALSE; - DisableLimitedSchedulingLatency(); - } - DamageDestroy (xf86_config->rotation_damage); - xf86_config->rotation_damage = NULL; - } -} - -void -xf86RotateFreeShadow(ScrnInfoPtr pScrn) -{ - xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(pScrn); - int c; - - for (c = 0; c < config->num_crtc; c++) { - xf86CrtcPtr crtc = config->crtc[c]; - - if (crtc->rotatedPixmap || crtc->rotatedData) { - crtc->funcs->shadow_destroy(crtc, crtc->rotatedPixmap, - crtc->rotatedData); - crtc->rotatedPixmap = NULL; - crtc->rotatedData = NULL; - } - } -} - -void -xf86RotateCloseScreen (ScreenPtr screen) -{ - ScrnInfoPtr scrn = xf86Screens[screen->myNum]; - xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(scrn); - int c; - - for (c = 0; c < xf86_config->num_crtc; c++) - xf86RotateDestroy (xf86_config->crtc[c]); -} - -static Bool -xf86CrtcFitsScreen (xf86CrtcPtr crtc, struct pict_f_transform *crtc_to_fb) -{ - ScrnInfoPtr pScrn = crtc->scrn; - BoxRec b; - - /* When called before PreInit, the driver is - * presumably doing load detect - */ - if (pScrn->virtualX == 0 || pScrn->virtualY == 0) - return TRUE; - - b.x1 = 0; - b.y1 = 0; - b.x2 = crtc->mode.HDisplay; - b.y2 = crtc->mode.VDisplay; - if (crtc_to_fb) - pixman_f_transform_bounds (crtc_to_fb, &b); - else { - b.x1 += crtc->x; - b.y1 += crtc->y; - b.x2 += crtc->x; - b.y2 += crtc->y; - } - - return (0 <= b.x1 && b.x2 <= pScrn->virtualX && - 0 <= b.y1 && b.y2 <= pScrn->virtualY); -} - -/* - * A subset of xf86CrtcRotate that just deals with - * cursor image/position transforms. Used when changing - * the cursor transform - */ -void -xf86CrtcRotateCursor (xf86CrtcPtr crtc) -{ - /* if this is called during ScreenInit() we don't have pScrn->pScreen yet */ - RRTransformPtr transform = NULL; - PictTransform crtc_to_fb; - struct pict_f_transform f_crtc_to_fb, f_fb_to_crtc, f_screen_to_crtc, f_crtc_to_cursor; - - if (crtc->transformPresent) - transform = &crtc->transform; - - (void) RRTransformCompute (crtc->x, crtc->y, - crtc->mode.HDisplay, crtc->mode.VDisplay, - crtc->rotation, - transform, - &crtc->user_sprite_position_transform, - &crtc->user_sprite_image_transform, - - &crtc_to_fb, - &f_crtc_to_fb, - &f_fb_to_crtc, - &f_screen_to_crtc, - &f_crtc_to_cursor, - &crtc->sprite_transform_in_use); - crtc->f_screen_to_crtc = f_screen_to_crtc; - crtc->f_crtc_to_cursor = f_crtc_to_cursor; -} - -Bool -xf86CrtcRotate (xf86CrtcPtr crtc) -{ - ScrnInfoPtr pScrn = crtc->scrn; - xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(pScrn); - /* if this is called during ScreenInit() we don't have pScrn->pScreen yet */ - ScreenPtr pScreen = screenInfo.screens[pScrn->scrnIndex]; - PictTransform crtc_to_fb; - struct pict_f_transform f_crtc_to_fb, f_fb_to_crtc, f_screen_to_crtc, f_crtc_to_cursor; - xFixed *new_params = NULL; - int new_nparams = 0; - PictFilterPtr new_filter = NULL; - int new_width = 0; - int new_height = 0; - RRTransformPtr transform = NULL; - Bool damage = FALSE; - - if (crtc->transformPresent) - transform = &crtc->transform; - - if (!RRTransformCompute (crtc->x, crtc->y, - crtc->mode.HDisplay, crtc->mode.VDisplay, - crtc->rotation, - transform, - &crtc->user_sprite_position_transform, - &crtc->user_sprite_image_transform, - - &crtc_to_fb, - &f_crtc_to_fb, - &f_fb_to_crtc, - &f_screen_to_crtc, - &f_crtc_to_cursor, - &crtc->sprite_transform_in_use) && - xf86CrtcFitsScreen (crtc, &f_crtc_to_fb)) - { - /* - * If the untranslated transformation is the identity, - * disable the shadow buffer - */ - xf86RotateDestroy (crtc); - crtc->transform_in_use = FALSE; - free(new_params); - new_params = NULL; - new_nparams = 0; - new_filter = NULL; - new_width = 0; - new_height = 0; - } - else - { - /* - * these are the size of the shadow pixmap, which - * matches the mode, not the pre-rotated copy in the - * frame buffer - */ - int width = crtc->mode.HDisplay; - int height = crtc->mode.VDisplay; - void *shadowData = crtc->rotatedData; - PixmapPtr shadow = crtc->rotatedPixmap; - int old_width = shadow ? shadow->drawable.width : 0; - int old_height = shadow ? shadow->drawable.height : 0; - - /* Allocate memory for rotation */ - if (old_width != width || old_height != height) - { - if (shadow || shadowData) - { - crtc->funcs->shadow_destroy (crtc, shadow, shadowData); - crtc->rotatedPixmap = NULL; - crtc->rotatedData = NULL; - } - shadowData = crtc->funcs->shadow_allocate (crtc, width, height); - if (!shadowData) - goto bail1; - crtc->rotatedData = shadowData; - /* shadow will be damaged in xf86RotatePrepare */ - } - else - { - /* mark shadowed area as damaged so it will be repainted */ - damage = TRUE; - } - - if (!xf86_config->rotation_damage) - { - /* Create damage structure */ - xf86_config->rotation_damage = DamageCreate (NULL, NULL, - DamageReportNone, - TRUE, pScreen, pScreen); - if (!xf86_config->rotation_damage) - goto bail2; - - /* Wrap block handler */ - if (!xf86_config->BlockHandler) { - xf86_config->BlockHandler = pScreen->BlockHandler; - pScreen->BlockHandler = xf86RotateBlockHandler; - } - } -#ifdef RANDR_12_INTERFACE - if (transform) - { - if (transform->nparams) { - new_params = malloc(transform->nparams * sizeof (xFixed)); - if (new_params) { - memcpy (new_params, transform->params, - transform->nparams * sizeof (xFixed)); - new_nparams = transform->nparams; - new_filter = transform->filter; - } - } else - new_filter = transform->filter; - if (new_filter) - { - new_width = new_filter->width; - new_height = new_filter->height; - } - } -#endif - - if (0) - { - bail2: - if (shadow || shadowData) - { - crtc->funcs->shadow_destroy (crtc, shadow, shadowData); - crtc->rotatedPixmap = NULL; - crtc->rotatedData = NULL; - } - bail1: - if (old_width && old_height) - crtc->rotatedPixmap = crtc->funcs->shadow_create (crtc, - NULL, - old_width, - old_height); - return FALSE; - } - crtc->transform_in_use = TRUE; - } - crtc->crtc_to_framebuffer = crtc_to_fb; - crtc->f_crtc_to_framebuffer = f_crtc_to_fb; - crtc->f_framebuffer_to_crtc = f_fb_to_crtc; - crtc->f_screen_to_crtc = f_screen_to_crtc; - crtc->f_crtc_to_cursor = f_crtc_to_cursor; - free(crtc->params); - crtc->params = new_params; - crtc->nparams = new_nparams; - crtc->filter = new_filter; - crtc->filter_width = new_width; - crtc->filter_height = new_height; - crtc->bounds.x1 = 0; - crtc->bounds.x2 = crtc->mode.HDisplay; - crtc->bounds.y1 = 0; - crtc->bounds.y2 = crtc->mode.VDisplay; - pixman_f_transform_bounds (&f_crtc_to_fb, &crtc->bounds); - - if (damage) - xf86CrtcDamageShadow (crtc); - - /* All done */ - return TRUE; -} +/* + * Copyright © 2006 Keith Packard + * + * Permission to use, copy, modify, distribute, and sell this software and its + * documentation for any purpose is hereby granted without fee, provided that + * the above copyright notice appear in all copies and that both that copyright + * notice and this permission notice appear in supporting documentation, and + * that the name of the copyright holders not be used in advertising or + * publicity pertaining to distribution of the software without specific, + * written prior permission. The copyright holders make no representations + * about the suitability of this software for any purpose. It is provided "as + * is" without express or implied warranty. + * + * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, + * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO + * EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR + * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, + * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER + * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE + * OF THIS SOFTWARE. + */ + +#ifdef HAVE_XORG_CONFIG_H +#include +#else +#ifdef HAVE_CONFIG_H +#include +#endif +#endif + +#include +#include +#include + +#include "xf86.h" +#include "xf86DDC.h" +#include "fb.h" +#include "windowstr.h" +#include "xf86Crtc.h" +#include "xf86Modes.h" +#include "xf86RandR12.h" +#include "X11/extensions/render.h" +#include "X11/extensions/dpmsconst.h" +#include "X11/Xatom.h" + +/* borrowed from composite extension, move to Render and publish? */ + +static VisualPtr +compGetWindowVisual (WindowPtr pWin) +{ + ScreenPtr pScreen = pWin->drawable.pScreen; + VisualID vid = wVisual (pWin); + int i; + + for (i = 0; i < pScreen->numVisuals; i++) + if (pScreen->visuals[i].vid == vid) + return &pScreen->visuals[i]; + return 0; +} + +static PictFormatPtr +compWindowFormat (WindowPtr pWin) +{ + ScreenPtr pScreen = pWin->drawable.pScreen; + + return PictureMatchVisual (pScreen, pWin->drawable.depth, + compGetWindowVisual (pWin)); +} + +#define F(x) IntToxFixed(x) + +#define toF(x) ((float) (x) / 65536.0f) + +static void +xf86RotateCrtcRedisplay (xf86CrtcPtr crtc, RegionPtr region) +{ + ScrnInfoPtr scrn = crtc->scrn; + ScreenPtr screen = scrn->pScreen; + WindowPtr root = screen->root; + PixmapPtr dst_pixmap = crtc->rotatedPixmap; + PictFormatPtr format = compWindowFormat (screen->root); + int error; + PicturePtr src, dst; + int n = RegionNumRects(region); + BoxPtr b = RegionRects(region); + XID include_inferiors = IncludeInferiors; + + src = CreatePicture (None, + &root->drawable, + format, + CPSubwindowMode, + &include_inferiors, + serverClient, + &error); + if (!src) + return; + + dst = CreatePicture (None, + &dst_pixmap->drawable, + format, + 0L, + NULL, + serverClient, + &error); + if (!dst) + return; + + error = SetPictureTransform (src, &crtc->crtc_to_framebuffer); + if (error) + return; + if (crtc->transform_in_use && crtc->filter) + SetPicturePictFilter (src, crtc->filter, + crtc->params, crtc->nparams); + + if (crtc->shadowClear) + { + CompositePicture (PictOpSrc, + src, NULL, dst, + 0, 0, 0, 0, 0, 0, + crtc->mode.HDisplay, crtc->mode.VDisplay); + crtc->shadowClear = FALSE; + } + else + { + while (n--) + { + BoxRec dst_box; + + dst_box = *b; + dst_box.x1 -= crtc->filter_width >> 1; + dst_box.x2 += crtc->filter_width >> 1; + dst_box.y1 -= crtc->filter_height >> 1; + dst_box.y2 += crtc->filter_height >> 1; + pixman_f_transform_bounds (&crtc->f_framebuffer_to_crtc, &dst_box); + CompositePicture (PictOpSrc, + src, NULL, dst, + dst_box.x1, dst_box.y1, 0, 0, dst_box.x1, dst_box.y1, + dst_box.x2 - dst_box.x1, + dst_box.y2 - dst_box.y1); + b++; + } + } + FreePicture (src, None); + FreePicture (dst, None); +} + +static void +xf86CrtcDamageShadow (xf86CrtcPtr crtc) +{ + ScrnInfoPtr pScrn = crtc->scrn; + BoxRec damage_box; + RegionRec damage_region; + ScreenPtr pScreen = pScrn->pScreen; + + damage_box.x1 = 0; + damage_box.x2 = crtc->mode.HDisplay; + damage_box.y1 = 0; + damage_box.y2 = crtc->mode.VDisplay; + if (!pixman_transform_bounds (&crtc->crtc_to_framebuffer, &damage_box)) + { + damage_box.x1 = 0; + damage_box.y1 = 0; + damage_box.x2 = pScreen->width; + damage_box.y2 = pScreen->height; + } + if (damage_box.x1 < 0) damage_box.x1 = 0; + if (damage_box.y1 < 0) damage_box.y1 = 0; + if (damage_box.x2 > pScreen->width) damage_box.x2 = pScreen->width; + if (damage_box.y2 > pScreen->height) damage_box.y2 = pScreen->height; + RegionInit(&damage_region, &damage_box, 1); + DamageDamageRegion (&(*pScreen->GetScreenPixmap)(pScreen)->drawable, + &damage_region); + RegionUninit(&damage_region); + crtc->shadowClear = TRUE; +} + +static void +xf86RotatePrepare (ScreenPtr pScreen) +{ + ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum]; + xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(pScrn); + int c; + + for (c = 0; c < xf86_config->num_crtc; c++) + { + xf86CrtcPtr crtc = xf86_config->crtc[c]; + + if (crtc->rotatedData && !crtc->rotatedPixmap) + { + crtc->rotatedPixmap = crtc->funcs->shadow_create (crtc, + crtc->rotatedData, + crtc->mode.HDisplay, + crtc->mode.VDisplay); + if (!xf86_config->rotation_damage_registered) + { + /* Hook damage to screen pixmap */ + DamageRegister (&(*pScreen->GetScreenPixmap)(pScreen)->drawable, + xf86_config->rotation_damage); + xf86_config->rotation_damage_registered = TRUE; + EnableLimitedSchedulingLatency(); + } + + xf86CrtcDamageShadow (crtc); + } + } +} + +static Bool +xf86RotateRedisplay(ScreenPtr pScreen) +{ + ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum]; + xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(pScrn); + DamagePtr damage = xf86_config->rotation_damage; + RegionPtr region; + + if (!damage) + return FALSE; + xf86RotatePrepare (pScreen); + region = DamageRegion(damage); + if (RegionNotEmpty(region)) + { + int c; + SourceValidateProcPtr SourceValidate; + + /* + * SourceValidate is used by the software cursor code + * to pull the cursor off of the screen when reading + * bits from the frame buffer. Bypassing this function + * leaves the software cursor in place + */ + SourceValidate = pScreen->SourceValidate; + pScreen->SourceValidate = NULL; + + for (c = 0; c < xf86_config->num_crtc; c++) + { + xf86CrtcPtr crtc = xf86_config->crtc[c]; + + if (crtc->transform_in_use && crtc->enabled) + { + RegionRec crtc_damage; + + /* compute portion of damage that overlaps crtc */ + RegionInit(&crtc_damage, &crtc->bounds, 1); + RegionIntersect(&crtc_damage, &crtc_damage, region); + + /* update damaged region */ + if (RegionNotEmpty(&crtc_damage)) + xf86RotateCrtcRedisplay (crtc, &crtc_damage); + + RegionUninit(&crtc_damage); + } + } + pScreen->SourceValidate = SourceValidate; + DamageEmpty(damage); + } + return TRUE; +} + +static void +xf86RotateBlockHandler(int screenNum, pointer blockData, + pointer pTimeout, pointer pReadmask) +{ + ScreenPtr pScreen = screenInfo.screens[screenNum]; + ScrnInfoPtr pScrn = xf86Screens[screenNum]; + xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(pScrn); + Bool rotation_active; + + rotation_active = xf86RotateRedisplay(pScreen); + pScreen->BlockHandler = xf86_config->BlockHandler; + (*pScreen->BlockHandler) (screenNum, blockData, pTimeout, pReadmask); + /* cannot avoid re-wrapping until all wrapping is audited */ + xf86_config->BlockHandler = pScreen->BlockHandler; + pScreen->BlockHandler = xf86RotateBlockHandler; +} + +void +xf86RotateDestroy (xf86CrtcPtr crtc) +{ + ScrnInfoPtr pScrn = crtc->scrn; + ScreenPtr pScreen = pScrn->pScreen; + xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(pScrn); + int c; + + /* Free memory from rotation */ + if (crtc->rotatedPixmap || crtc->rotatedData) + { + crtc->funcs->shadow_destroy (crtc, crtc->rotatedPixmap, crtc->rotatedData); + crtc->rotatedPixmap = NULL; + crtc->rotatedData = NULL; + } + + for (c = 0; c < xf86_config->num_crtc; c++) + if (xf86_config->crtc[c]->transform_in_use) + return; + + /* + * Clean up damage structures when no crtcs are rotated + */ + if (xf86_config->rotation_damage) + { + /* Free damage structure */ + if (xf86_config->rotation_damage_registered) + { + DamageUnregister (&(*pScreen->GetScreenPixmap)(pScreen)->drawable, + xf86_config->rotation_damage); + xf86_config->rotation_damage_registered = FALSE; + DisableLimitedSchedulingLatency(); + } + DamageDestroy (xf86_config->rotation_damage); + xf86_config->rotation_damage = NULL; + } +} + +void +xf86RotateFreeShadow(ScrnInfoPtr pScrn) +{ + xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(pScrn); + int c; + + for (c = 0; c < config->num_crtc; c++) { + xf86CrtcPtr crtc = config->crtc[c]; + + if (crtc->rotatedPixmap || crtc->rotatedData) { + crtc->funcs->shadow_destroy(crtc, crtc->rotatedPixmap, + crtc->rotatedData); + crtc->rotatedPixmap = NULL; + crtc->rotatedData = NULL; + } + } +} + +void +xf86RotateCloseScreen (ScreenPtr screen) +{ + ScrnInfoPtr scrn = xf86Screens[screen->myNum]; + xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(scrn); + int c; + + for (c = 0; c < xf86_config->num_crtc; c++) + xf86RotateDestroy (xf86_config->crtc[c]); +} + +static Bool +xf86CrtcFitsScreen (xf86CrtcPtr crtc, struct pict_f_transform *crtc_to_fb) +{ + ScrnInfoPtr pScrn = crtc->scrn; + BoxRec b; + + /* When called before PreInit, the driver is + * presumably doing load detect + */ + if (pScrn->virtualX == 0 || pScrn->virtualY == 0) + return TRUE; + + b.x1 = 0; + b.y1 = 0; + b.x2 = crtc->mode.HDisplay; + b.y2 = crtc->mode.VDisplay; + if (crtc_to_fb) + pixman_f_transform_bounds (crtc_to_fb, &b); + else { + b.x1 += crtc->x; + b.y1 += crtc->y; + b.x2 += crtc->x; + b.y2 += crtc->y; + } + + return (0 <= b.x1 && b.x2 <= pScrn->virtualX && + 0 <= b.y1 && b.y2 <= pScrn->virtualY); +} + +Bool +xf86CrtcRotate (xf86CrtcPtr crtc) +{ + ScrnInfoPtr pScrn = crtc->scrn; + xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(pScrn); + /* if this is called during ScreenInit() we don't have pScrn->pScreen yet */ + ScreenPtr pScreen = screenInfo.screens[pScrn->scrnIndex]; + PictTransform crtc_to_fb; + struct pict_f_transform f_crtc_to_fb, f_fb_to_crtc; + xFixed *new_params = NULL; + int new_nparams = 0; + PictFilterPtr new_filter = NULL; + int new_width = 0; + int new_height = 0; + RRTransformPtr transform = NULL; + Bool damage = FALSE; + + if (crtc->transformPresent) + transform = &crtc->transform; + + if (!RRTransformCompute (crtc->x, crtc->y, + crtc->mode.HDisplay, crtc->mode.VDisplay, + crtc->rotation, + transform, + + &crtc_to_fb, + &f_crtc_to_fb, + &f_fb_to_crtc) && + xf86CrtcFitsScreen (crtc, &f_crtc_to_fb)) + { + /* + * If the untranslated transformation is the identity, + * disable the shadow buffer + */ + xf86RotateDestroy (crtc); + crtc->transform_in_use = FALSE; + free(new_params); + new_params = NULL; + new_nparams = 0; + new_filter = NULL; + new_width = 0; + new_height = 0; + } + else + { + /* + * these are the size of the shadow pixmap, which + * matches the mode, not the pre-rotated copy in the + * frame buffer + */ + int width = crtc->mode.HDisplay; + int height = crtc->mode.VDisplay; + void *shadowData = crtc->rotatedData; + PixmapPtr shadow = crtc->rotatedPixmap; + int old_width = shadow ? shadow->drawable.width : 0; + int old_height = shadow ? shadow->drawable.height : 0; + + /* Allocate memory for rotation */ + if (old_width != width || old_height != height) + { + if (shadow || shadowData) + { + crtc->funcs->shadow_destroy (crtc, shadow, shadowData); + crtc->rotatedPixmap = NULL; + crtc->rotatedData = NULL; + } + shadowData = crtc->funcs->shadow_allocate (crtc, width, height); + if (!shadowData) + goto bail1; + crtc->rotatedData = shadowData; + /* shadow will be damaged in xf86RotatePrepare */ + } + else + { + /* mark shadowed area as damaged so it will be repainted */ + damage = TRUE; + } + + if (!xf86_config->rotation_damage) + { + /* Create damage structure */ + xf86_config->rotation_damage = DamageCreate (NULL, NULL, + DamageReportNone, + TRUE, pScreen, pScreen); + if (!xf86_config->rotation_damage) + goto bail2; + + /* Wrap block handler */ + if (!xf86_config->BlockHandler) { + xf86_config->BlockHandler = pScreen->BlockHandler; + pScreen->BlockHandler = xf86RotateBlockHandler; + } + } +#ifdef RANDR_12_INTERFACE + if (transform) + { + if (transform->nparams) { + new_params = malloc(transform->nparams * sizeof (xFixed)); + if (new_params) { + memcpy (new_params, transform->params, + transform->nparams * sizeof (xFixed)); + new_nparams = transform->nparams; + new_filter = transform->filter; + } + } else + new_filter = transform->filter; + if (new_filter) + { + new_width = new_filter->width; + new_height = new_filter->height; + } + } +#endif + + if (0) + { + bail2: + if (shadow || shadowData) + { + crtc->funcs->shadow_destroy (crtc, shadow, shadowData); + crtc->rotatedPixmap = NULL; + crtc->rotatedData = NULL; + } + bail1: + if (old_width && old_height) + crtc->rotatedPixmap = crtc->funcs->shadow_create (crtc, + NULL, + old_width, + old_height); + return FALSE; + } + crtc->transform_in_use = TRUE; + } + crtc->crtc_to_framebuffer = crtc_to_fb; + crtc->f_crtc_to_framebuffer = f_crtc_to_fb; + crtc->f_framebuffer_to_crtc = f_fb_to_crtc; + free(crtc->params); + crtc->params = new_params; + crtc->nparams = new_nparams; + crtc->filter = new_filter; + crtc->filter_width = new_width; + crtc->filter_height = new_height; + crtc->bounds.x1 = 0; + crtc->bounds.x2 = crtc->mode.HDisplay; + crtc->bounds.y1 = 0; + crtc->bounds.y2 = crtc->mode.VDisplay; + pixman_f_transform_bounds (&f_crtc_to_fb, &crtc->bounds); + + if (damage) + xf86CrtcDamageShadow (crtc); + + /* All done */ + return TRUE; +} -- cgit v1.2.3