diff options
Diffstat (limited to 'xorg-server/hw/xfree86/common/xf86VidMode.c')
| -rw-r--r-- | xorg-server/hw/xfree86/common/xf86VidMode.c | 1341 |
1 files changed, 672 insertions, 669 deletions
diff --git a/xorg-server/hw/xfree86/common/xf86VidMode.c b/xorg-server/hw/xfree86/common/xf86VidMode.c index eb29fd09e..2ae5484e3 100644 --- a/xorg-server/hw/xfree86/common/xf86VidMode.c +++ b/xorg-server/hw/xfree86/common/xf86VidMode.c @@ -1,669 +1,672 @@ -/*
- * Copyright (c) 1999-2003 by The XFree86 Project, Inc.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * the rights to use, copy, modify, merge, publish, distribute, sublicense,
- * and/or sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
- * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
- * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
- * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
- * OTHER DEALINGS IN THE SOFTWARE.
- *
- * Except as contained in this notice, the name of the copyright holder(s)
- * and author(s) shall not be used in advertising or otherwise to promote
- * the sale, use or other dealings in this Software without prior written
- * authorization from the copyright holder(s) and author(s).
- */
-
-/*
- * This file contains the VidMode functions required by the extension.
- * These have been added to avoid the need for the higher level extension
- * code to access the private XFree86 data structures directly. Wherever
- * possible this code uses the functions in xf86Mode.c to do the work,
- * so that two version of code that do similar things don't have to be
- * maintained.
- */
-
-#ifdef HAVE_XORG_CONFIG_H
-#include <xorg-config.h>
-#endif
-
-#include <X11/X.h>
-#include "os.h"
-#include "xf86.h"
-#include "xf86Priv.h"
-
-#ifdef XF86VIDMODE
-#include "vidmodeproc.h"
-#include "xf86cmap.h"
-
-static DevPrivateKeyRec VidModeKeyRec;
-static DevPrivateKey VidModeKey;
-static int VidModeCount = 0;
-static Bool VidModeClose(int i, ScreenPtr pScreen);
-
-#define VMPTR(p) ((VidModePtr)dixLookupPrivate(&(p)->devPrivates, VidModeKey))
-
-#endif
-
-Bool
-VidModeExtensionInit(ScreenPtr pScreen)
-{
-#ifdef XF86VIDMODE
- VidModePtr pVidMode;
-
- if (!xf86GetVidModeEnabled()) {
- DebugF("!xf86GetVidModeEnabled()\n");
- return FALSE;
- }
-
- VidModeKey = &VidModeKeyRec;
-
- if (!dixRegisterPrivateKey(&VidModeKeyRec, PRIVATE_SCREEN, 0))
- return FALSE;
-
- pVidMode = calloc(sizeof(VidModeRec), 1);
- if (!pVidMode)
- return FALSE;
-
- dixSetPrivate(&pScreen->devPrivates, VidModeKey, pVidMode);
-
- pVidMode->Flags = 0;
- pVidMode->Next = NULL;
- pVidMode->CloseScreen = pScreen->CloseScreen;
- pScreen->CloseScreen = VidModeClose;
- VidModeCount++;
- return TRUE;
-#else
- DebugF("no vidmode extension\n");
- return FALSE;
-#endif
-}
-
-
-#ifdef XF86VIDMODE
-
-static Bool
-VidModeClose(int i, ScreenPtr pScreen)
-{
- VidModePtr pVidMode = VMPTR(pScreen);
-
- /* This shouldn't happen */
- if (!pVidMode)
- return FALSE;
-
- pScreen->CloseScreen = pVidMode->CloseScreen;
-
- if (--VidModeCount == 0) {
- free(dixLookupPrivate(&pScreen->devPrivates, VidModeKey));
- dixSetPrivate(&pScreen->devPrivates, VidModeKey, NULL);
- VidModeKey = NULL;
- }
- return pScreen->CloseScreen(i, pScreen);
-}
-
-Bool
-VidModeAvailable(int scrnIndex)
-{
- ScrnInfoPtr pScrn;
- VidModePtr pVidMode;
-
- if (VidModeKey == NULL) {
- DebugF("VidModeKey == NULL\n");
- return FALSE;
- }
-
- pScrn = xf86Screens[scrnIndex];
- if (pScrn == NULL) {
- DebugF("pScrn == NULL\n");
- return FALSE;
- }
-
- pVidMode = VMPTR(pScrn->pScreen);
- if (pVidMode)
- return TRUE;
- else {
- DebugF("pVidMode == NULL\n");
- return FALSE;
- }
-}
-
-Bool
-VidModeGetCurrentModeline(int scrnIndex, pointer *mode, int *dotClock)
-{
- ScrnInfoPtr pScrn;
-
- if (!VidModeAvailable(scrnIndex))
- return FALSE;
-
- pScrn = xf86Screens[scrnIndex];
-
- if (pScrn->currentMode) {
- *mode = (pointer)(pScrn->currentMode);
- *dotClock = pScrn->currentMode->Clock;
-
- return TRUE;
- }
- return FALSE;
-}
-
-int
-VidModeGetDotClock(int scrnIndex, int Clock)
-{
- ScrnInfoPtr pScrn;
-
- if (!VidModeAvailable(scrnIndex))
- return 0;
-
- pScrn = xf86Screens[scrnIndex];
- if ((pScrn->progClock) || (Clock >= MAXCLOCKS))
- return Clock;
- else
- return pScrn->clock[Clock];
-}
-
-int
-VidModeGetNumOfClocks(int scrnIndex, Bool *progClock)
-{
- ScrnInfoPtr pScrn;
-
- if (!VidModeAvailable(scrnIndex))
- return 0;
-
- pScrn = xf86Screens[scrnIndex];
- if (pScrn->progClock){
- *progClock = TRUE;
- return 0;
- } else {
- *progClock = FALSE;
- return pScrn->numClocks;
- }
-}
-
-Bool
-VidModeGetClocks(int scrnIndex, int *Clocks)
-{
- ScrnInfoPtr pScrn;
- int i;
-
- if (!VidModeAvailable(scrnIndex))
- return FALSE;
-
- pScrn = xf86Screens[scrnIndex];
-
- if (pScrn->progClock)
- return FALSE;
-
- for (i = 0; i < pScrn->numClocks; i++)
- *Clocks++ = pScrn->clock[i];
-
- return TRUE;
-}
-
-
-Bool
-VidModeGetFirstModeline(int scrnIndex, pointer *mode, int *dotClock)
-{
- ScrnInfoPtr pScrn;
- VidModePtr pVidMode;
-
- if (!VidModeAvailable(scrnIndex))
- return FALSE;
-
- pScrn = xf86Screens[scrnIndex];
- pVidMode = VMPTR(pScrn->pScreen);
- pVidMode->First = pScrn->modes;
- pVidMode->Next = pVidMode->First->next;
-
- if (pVidMode->First->status == MODE_OK) {
- *mode = (pointer)(pVidMode->First);
- *dotClock = VidModeGetDotClock(scrnIndex, pVidMode->First->Clock);
- return TRUE;
- }
-
- return VidModeGetNextModeline(scrnIndex, mode, dotClock);
-}
-
-Bool
-VidModeGetNextModeline(int scrnIndex, pointer *mode, int *dotClock)
-{
- ScrnInfoPtr pScrn;
- VidModePtr pVidMode;
- DisplayModePtr p;
-
- if (!VidModeAvailable(scrnIndex))
- return FALSE;
-
- pScrn = xf86Screens[scrnIndex];
- pVidMode = VMPTR(pScrn->pScreen);
-
- for (p = pVidMode->Next; p != NULL && p != pVidMode->First; p = p->next) {
- if (p->status == MODE_OK) {
- pVidMode->Next = p->next;
- *mode = (pointer)p;
- *dotClock = VidModeGetDotClock(scrnIndex, p->Clock);
- return TRUE;
- }
- }
-
- return FALSE;
-}
-
-Bool
-VidModeDeleteModeline(int scrnIndex, pointer mode)
-{
- ScrnInfoPtr pScrn;
-
- if ((mode == NULL) || (!VidModeAvailable(scrnIndex)))
- return FALSE;
-
- pScrn = xf86Screens[scrnIndex];
- xf86DeleteMode(&(pScrn->modes), (DisplayModePtr)mode);
- return TRUE;
-}
-
-Bool
-VidModeZoomViewport(int scrnIndex, int zoom)
-{
- ScrnInfoPtr pScrn;
-
- if (!VidModeAvailable(scrnIndex))
- return FALSE;
-
- pScrn = xf86Screens[scrnIndex];
- xf86ZoomViewport(pScrn->pScreen, zoom);
- return TRUE;
-}
-
-Bool
-VidModeSetViewPort(int scrnIndex, int x, int y)
-{
- ScrnInfoPtr pScrn;
-
- if (!VidModeAvailable(scrnIndex))
- return FALSE;
-
- pScrn = xf86Screens[scrnIndex];
- pScrn->frameX0 = min( max(x, 0),
- pScrn->virtualX - pScrn->currentMode->HDisplay );
- pScrn->frameX1 = pScrn->frameX0 + pScrn->currentMode->HDisplay - 1;
- pScrn->frameY0 = min( max(y, 0),
- pScrn->virtualY - pScrn->currentMode->VDisplay );
- pScrn->frameY1 = pScrn->frameY0 + pScrn->currentMode->VDisplay - 1;
- if (pScrn->AdjustFrame != NULL)
- (pScrn->AdjustFrame)(scrnIndex, pScrn->frameX0, pScrn->frameY0, 0);
-
- return TRUE;
-}
-
-Bool
-VidModeGetViewPort(int scrnIndex, int *x, int *y)
-{
- ScrnInfoPtr pScrn;
-
- if (!VidModeAvailable(scrnIndex))
- return FALSE;
-
- pScrn = xf86Screens[scrnIndex];
- *x = pScrn->frameX0;
- *y = pScrn->frameY0;
- return TRUE;
-}
-
-Bool
-VidModeSwitchMode(int scrnIndex, pointer mode)
-{
- ScrnInfoPtr pScrn;
- DisplayModePtr pTmpMode;
- Bool retval;
-
- if (!VidModeAvailable(scrnIndex))
- return FALSE;
-
- pScrn = xf86Screens[scrnIndex];
- /* save in case we fail */
- pTmpMode = pScrn->currentMode;
- /* Force a mode switch */
- pScrn->currentMode = NULL;
- retval = xf86SwitchMode(pScrn->pScreen, mode);
- /* we failed: restore it */
- if (retval == FALSE)
- pScrn->currentMode = pTmpMode;
- return retval;
-}
-
-Bool
-VidModeLockZoom(int scrnIndex, Bool lock)
-{
- ScrnInfoPtr pScrn;
-
- if (!VidModeAvailable(scrnIndex))
- return FALSE;
-
- pScrn = xf86Screens[scrnIndex];
-
- if (xf86Info.dontZoom)
- return FALSE;
-
- xf86LockZoom(pScrn->pScreen, lock);
- return TRUE;
-}
-
-Bool
-VidModeGetMonitor(int scrnIndex, pointer *monitor)
-{
- ScrnInfoPtr pScrn;
-
- if (!VidModeAvailable(scrnIndex))
- return FALSE;
-
- pScrn = xf86Screens[scrnIndex];
- *monitor = (pointer)(pScrn->monitor);
-
- return TRUE;
-}
-
-ModeStatus
-VidModeCheckModeForMonitor(int scrnIndex, pointer mode)
-{
- ScrnInfoPtr pScrn;
-
- if ((mode == NULL) || (!VidModeAvailable(scrnIndex)))
- return MODE_ERROR;
-
- pScrn = xf86Screens[scrnIndex];
-
- return xf86CheckModeForMonitor((DisplayModePtr)mode, pScrn->monitor);
-}
-
-ModeStatus
-VidModeCheckModeForDriver(int scrnIndex, pointer mode)
-{
- ScrnInfoPtr pScrn;
-
- if ((mode == NULL) || (!VidModeAvailable(scrnIndex)))
- return MODE_ERROR;
-
- pScrn = xf86Screens[scrnIndex];
-
- return xf86CheckModeForDriver(pScrn, (DisplayModePtr)mode, 0);
-}
-
-void
-VidModeSetCrtcForMode(int scrnIndex, pointer mode)
-{
- ScrnInfoPtr pScrn;
- DisplayModePtr ScreenModes;
-
- if ((mode == NULL) || (!VidModeAvailable(scrnIndex)))
- return;
-
- /* Ugly hack so that the xf86Mode.c function can be used without change */
- pScrn = xf86Screens[scrnIndex];
- ScreenModes = pScrn->modes;
- pScrn->modes = (DisplayModePtr)mode;
-
- xf86SetCrtcForModes(pScrn, pScrn->adjustFlags);
- pScrn->modes = ScreenModes;
- return;
-}
-
-Bool
-VidModeAddModeline(int scrnIndex, pointer mode)
-{
- ScrnInfoPtr pScrn;
-
- if ((mode == NULL) || (!VidModeAvailable(scrnIndex)))
- return FALSE;
-
- pScrn = xf86Screens[scrnIndex];
-
- ((DisplayModePtr)mode)->name = strdup(""); /* freed by deletemode */
- ((DisplayModePtr)mode)->status = MODE_OK;
- ((DisplayModePtr)mode)->next = pScrn->modes->next;
- ((DisplayModePtr)mode)->prev = pScrn->modes;
- pScrn->modes->next = (DisplayModePtr)mode;
- if( ((DisplayModePtr)mode)->next != NULL )
- ((DisplayModePtr)mode)->next->prev = (DisplayModePtr)mode;
-
- return TRUE;
-}
-
-int
-VidModeGetNumOfModes(int scrnIndex)
-{
- pointer mode = NULL;
- int dotClock= 0, nummodes = 0;
-
- if (!VidModeGetFirstModeline(scrnIndex, &mode, &dotClock))
- return nummodes;
-
- do {
- nummodes++;
- if (!VidModeGetNextModeline(scrnIndex, &mode, &dotClock))
- return nummodes;
- } while (TRUE);
-}
-
-Bool
-VidModeSetGamma(int scrnIndex, float red, float green, float blue)
-{
- ScrnInfoPtr pScrn;
- Gamma gamma;
-
- if (!VidModeAvailable(scrnIndex))
- return FALSE;
-
- pScrn = xf86Screens[scrnIndex];
- gamma.red = red;
- gamma.green = green;
- gamma.blue = blue;
- if (xf86ChangeGamma(pScrn->pScreen, gamma) != Success)
- return FALSE;
- else
- return TRUE;
-}
-
-Bool
-VidModeGetGamma(int scrnIndex, float *red, float *green, float *blue)
-{
- ScrnInfoPtr pScrn;
-
- if (!VidModeAvailable(scrnIndex))
- return FALSE;
-
- pScrn = xf86Screens[scrnIndex];
- *red = pScrn->gamma.red;
- *green = pScrn->gamma.green;
- *blue = pScrn->gamma.blue;
- return TRUE;
-}
-
-Bool
-VidModeSetGammaRamp(int scrnIndex, int size, CARD16 *r, CARD16 *g, CARD16 *b)
-{
- ScrnInfoPtr pScrn;
-
- if (!VidModeAvailable(scrnIndex))
- return FALSE;
-
- pScrn = xf86Screens[scrnIndex];
- xf86ChangeGammaRamp(pScrn->pScreen, size, r, g, b);
- return TRUE;
-}
-
-Bool
-VidModeGetGammaRamp(int scrnIndex, int size, CARD16 *r, CARD16 *g, CARD16 *b)
-{
- ScrnInfoPtr pScrn;
-
- if (!VidModeAvailable(scrnIndex))
- return FALSE;
-
- pScrn = xf86Screens[scrnIndex];
- xf86GetGammaRamp(pScrn->pScreen, size, r, g, b);
- return TRUE;
-}
-
-int
-VidModeGetGammaRampSize(int scrnIndex)
-{
- if (!VidModeAvailable(scrnIndex))
- return 0;
-
- return xf86GetGammaRampSize(xf86Screens[scrnIndex]->pScreen);
-}
-
-pointer
-VidModeCreateMode(void)
-{
- DisplayModePtr mode;
-
- mode = malloc(sizeof(DisplayModeRec));
- if (mode != NULL) {
- mode->name = "";
- mode->VScan = 1; /* divides refresh rate. default = 1 */
- mode->Private = NULL;
- mode->next = mode;
- mode->prev = mode;
- }
- return mode;
-}
-
-void
-VidModeCopyMode(pointer modefrom, pointer modeto)
-{
- memcpy(modeto, modefrom, sizeof(DisplayModeRec));
-}
-
-
-int
-VidModeGetModeValue(pointer mode, int valtyp)
-{
- int ret = 0;
-
- switch (valtyp) {
- case VIDMODE_H_DISPLAY:
- ret = ((DisplayModePtr) mode)->HDisplay;
- break;
- case VIDMODE_H_SYNCSTART:
- ret = ((DisplayModePtr)mode)->HSyncStart;
- break;
- case VIDMODE_H_SYNCEND:
- ret = ((DisplayModePtr)mode)->HSyncEnd;
- break;
- case VIDMODE_H_TOTAL:
- ret = ((DisplayModePtr)mode)->HTotal;
- break;
- case VIDMODE_H_SKEW:
- ret = ((DisplayModePtr)mode)->HSkew;
- break;
- case VIDMODE_V_DISPLAY:
- ret = ((DisplayModePtr)mode)->VDisplay;
- break;
- case VIDMODE_V_SYNCSTART:
- ret = ((DisplayModePtr)mode)->VSyncStart;
- break;
- case VIDMODE_V_SYNCEND:
- ret = ((DisplayModePtr)mode)->VSyncEnd;
- break;
- case VIDMODE_V_TOTAL:
- ret = ((DisplayModePtr)mode)->VTotal;
- break;
- case VIDMODE_FLAGS:
- ret = ((DisplayModePtr)mode)->Flags;
- break;
- case VIDMODE_CLOCK:
- ret = ((DisplayModePtr)mode)->Clock;
- break;
- }
- return ret;
-}
-
-void
-VidModeSetModeValue(pointer mode, int valtyp, int val)
-{
- switch (valtyp) {
- case VIDMODE_H_DISPLAY:
- ((DisplayModePtr)mode)->HDisplay = val;
- break;
- case VIDMODE_H_SYNCSTART:
- ((DisplayModePtr)mode)->HSyncStart = val;
- break;
- case VIDMODE_H_SYNCEND:
- ((DisplayModePtr)mode)->HSyncEnd = val;
- break;
- case VIDMODE_H_TOTAL:
- ((DisplayModePtr)mode)->HTotal = val;
- break;
- case VIDMODE_H_SKEW:
- ((DisplayModePtr)mode)->HSkew = val;
- break;
- case VIDMODE_V_DISPLAY:
- ((DisplayModePtr)mode)->VDisplay = val;
- break;
- case VIDMODE_V_SYNCSTART:
- ((DisplayModePtr)mode)->VSyncStart = val;
- break;
- case VIDMODE_V_SYNCEND:
- ((DisplayModePtr)mode)->VSyncEnd = val;
- break;
- case VIDMODE_V_TOTAL:
- ((DisplayModePtr)mode)->VTotal = val;
- break;
- case VIDMODE_FLAGS:
- ((DisplayModePtr)mode)->Flags = val;
- break;
- case VIDMODE_CLOCK:
- ((DisplayModePtr)mode)->Clock = val;
- break;
- }
- return;
-}
-
-vidMonitorValue
-VidModeGetMonitorValue(pointer monitor, int valtyp, int indx)
-{
- vidMonitorValue ret = { NULL, };
-
- switch (valtyp) {
- case VIDMODE_MON_VENDOR:
- ret.ptr = (((MonPtr)monitor)->vendor);
- break;
- case VIDMODE_MON_MODEL:
- ret.ptr = (((MonPtr)monitor)->model);
- break;
- case VIDMODE_MON_NHSYNC:
- ret.i = ((MonPtr)monitor)->nHsync;
- break;
- case VIDMODE_MON_NVREFRESH:
- ret.i = ((MonPtr)monitor)->nVrefresh;
- break;
- case VIDMODE_MON_HSYNC_LO:
- ret.f = (100.0 * ((MonPtr)monitor)->hsync[indx].lo);
- break;
- case VIDMODE_MON_HSYNC_HI:
- ret.f = (100.0 * ((MonPtr)monitor)->hsync[indx].hi);
- break;
- case VIDMODE_MON_VREFRESH_LO:
- ret.f = (100.0 * ((MonPtr)monitor)->vrefresh[indx].lo);
- break;
- case VIDMODE_MON_VREFRESH_HI:
- ret.f = (100.0 * ((MonPtr)monitor)->vrefresh[indx].hi);
- break;
- }
- return ret;
-}
-
-
-#endif /* XF86VIDMODE */
+/* + * Copyright (c) 1999-2003 by The XFree86 Project, Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Except as contained in this notice, the name of the copyright holder(s) + * and author(s) shall not be used in advertising or otherwise to promote + * the sale, use or other dealings in this Software without prior written + * authorization from the copyright holder(s) and author(s). + */ + +/* + * This file contains the VidMode functions required by the extension. + * These have been added to avoid the need for the higher level extension + * code to access the private XFree86 data structures directly. Wherever + * possible this code uses the functions in xf86Mode.c to do the work, + * so that two version of code that do similar things don't have to be + * maintained. + */ + +#ifdef HAVE_XORG_CONFIG_H +#include <xorg-config.h> +#endif + +#include <X11/X.h> +#include "os.h" +#include "xf86.h" +#include "xf86Priv.h" + +#ifdef XF86VIDMODE +#include "vidmodeproc.h" +#include "xf86cmap.h" + +static DevPrivateKeyRec VidModeKeyRec; +static DevPrivateKey VidModeKey; +static int VidModeCount = 0; +static Bool VidModeClose(int i, ScreenPtr pScreen); + +#define VMPTR(p) ((VidModePtr)dixLookupPrivate(&(p)->devPrivates, VidModeKey)) + +#endif + +Bool +VidModeExtensionInit(ScreenPtr pScreen) +{ +#ifdef XF86VIDMODE + VidModePtr pVidMode; + + if (!xf86GetVidModeEnabled()) { + DebugF("!xf86GetVidModeEnabled()\n"); + return FALSE; + } + + VidModeKey = &VidModeKeyRec; + + if (!dixRegisterPrivateKey(&VidModeKeyRec, PRIVATE_SCREEN, 0)) + return FALSE; + + pVidMode = calloc(sizeof(VidModeRec), 1); + if (!pVidMode) + return FALSE; + + dixSetPrivate(&pScreen->devPrivates, VidModeKey, pVidMode); + + pVidMode->Flags = 0; + pVidMode->Next = NULL; + pVidMode->CloseScreen = pScreen->CloseScreen; + pScreen->CloseScreen = VidModeClose; + VidModeCount++; + return TRUE; +#else + DebugF("no vidmode extension\n"); + return FALSE; +#endif +} + + +#ifdef XF86VIDMODE + +static Bool +VidModeClose(int i, ScreenPtr pScreen) +{ + VidModePtr pVidMode = VMPTR(pScreen); + + /* This shouldn't happen */ + if (!pVidMode) + return FALSE; + + pScreen->CloseScreen = pVidMode->CloseScreen; + + if (--VidModeCount == 0) { + free(dixLookupPrivate(&pScreen->devPrivates, VidModeKey)); + dixSetPrivate(&pScreen->devPrivates, VidModeKey, NULL); + VidModeKey = NULL; + } + return pScreen->CloseScreen(i, pScreen); +} + +Bool +VidModeAvailable(int scrnIndex) +{ + ScrnInfoPtr pScrn; + VidModePtr pVidMode; + + if (VidModeKey == NULL) { + DebugF("VidModeKey == NULL\n"); + return FALSE; + } + + pScrn = xf86Screens[scrnIndex]; + if (pScrn == NULL) { + DebugF("pScrn == NULL\n"); + return FALSE; + } + + pVidMode = VMPTR(pScrn->pScreen); + if (pVidMode) + return TRUE; + else { + DebugF("pVidMode == NULL\n"); + return FALSE; + } +} + +Bool +VidModeGetCurrentModeline(int scrnIndex, pointer *mode, int *dotClock) +{ + ScrnInfoPtr pScrn; + + if (!VidModeAvailable(scrnIndex)) + return FALSE; + + pScrn = xf86Screens[scrnIndex]; + + if (pScrn->currentMode) { + *mode = (pointer)(pScrn->currentMode); + *dotClock = pScrn->currentMode->Clock; + + return TRUE; + } + return FALSE; +} + +int +VidModeGetDotClock(int scrnIndex, int Clock) +{ + ScrnInfoPtr pScrn; + + if (!VidModeAvailable(scrnIndex)) + return 0; + + pScrn = xf86Screens[scrnIndex]; + if ((pScrn->progClock) || (Clock >= MAXCLOCKS)) + return Clock; + else + return pScrn->clock[Clock]; +} + +int +VidModeGetNumOfClocks(int scrnIndex, Bool *progClock) +{ + ScrnInfoPtr pScrn; + + if (!VidModeAvailable(scrnIndex)) + return 0; + + pScrn = xf86Screens[scrnIndex]; + if (pScrn->progClock){ + *progClock = TRUE; + return 0; + } else { + *progClock = FALSE; + return pScrn->numClocks; + } +} + +Bool +VidModeGetClocks(int scrnIndex, int *Clocks) +{ + ScrnInfoPtr pScrn; + int i; + + if (!VidModeAvailable(scrnIndex)) + return FALSE; + + pScrn = xf86Screens[scrnIndex]; + + if (pScrn->progClock) + return FALSE; + + for (i = 0; i < pScrn->numClocks; i++) + *Clocks++ = pScrn->clock[i]; + + return TRUE; +} + + +Bool +VidModeGetFirstModeline(int scrnIndex, pointer *mode, int *dotClock) +{ + ScrnInfoPtr pScrn; + VidModePtr pVidMode; + + if (!VidModeAvailable(scrnIndex)) + return FALSE; + + pScrn = xf86Screens[scrnIndex]; + if (pScrn->modes == NULL) + return FALSE; + + pVidMode = VMPTR(pScrn->pScreen); + pVidMode->First = pScrn->modes; + pVidMode->Next = pVidMode->First->next; + + if (pVidMode->First->status == MODE_OK) { + *mode = (pointer)(pVidMode->First); + *dotClock = VidModeGetDotClock(scrnIndex, pVidMode->First->Clock); + return TRUE; + } + + return VidModeGetNextModeline(scrnIndex, mode, dotClock); +} + +Bool +VidModeGetNextModeline(int scrnIndex, pointer *mode, int *dotClock) +{ + ScrnInfoPtr pScrn; + VidModePtr pVidMode; + DisplayModePtr p; + + if (!VidModeAvailable(scrnIndex)) + return FALSE; + + pScrn = xf86Screens[scrnIndex]; + pVidMode = VMPTR(pScrn->pScreen); + + for (p = pVidMode->Next; p != NULL && p != pVidMode->First; p = p->next) { + if (p->status == MODE_OK) { + pVidMode->Next = p->next; + *mode = (pointer)p; + *dotClock = VidModeGetDotClock(scrnIndex, p->Clock); + return TRUE; + } + } + + return FALSE; +} + +Bool +VidModeDeleteModeline(int scrnIndex, pointer mode) +{ + ScrnInfoPtr pScrn; + + if ((mode == NULL) || (!VidModeAvailable(scrnIndex))) + return FALSE; + + pScrn = xf86Screens[scrnIndex]; + xf86DeleteMode(&(pScrn->modes), (DisplayModePtr)mode); + return TRUE; +} + +Bool +VidModeZoomViewport(int scrnIndex, int zoom) +{ + ScrnInfoPtr pScrn; + + if (!VidModeAvailable(scrnIndex)) + return FALSE; + + pScrn = xf86Screens[scrnIndex]; + xf86ZoomViewport(pScrn->pScreen, zoom); + return TRUE; +} + +Bool +VidModeSetViewPort(int scrnIndex, int x, int y) +{ + ScrnInfoPtr pScrn; + + if (!VidModeAvailable(scrnIndex)) + return FALSE; + + pScrn = xf86Screens[scrnIndex]; + pScrn->frameX0 = min( max(x, 0), + pScrn->virtualX - pScrn->currentMode->HDisplay ); + pScrn->frameX1 = pScrn->frameX0 + pScrn->currentMode->HDisplay - 1; + pScrn->frameY0 = min( max(y, 0), + pScrn->virtualY - pScrn->currentMode->VDisplay ); + pScrn->frameY1 = pScrn->frameY0 + pScrn->currentMode->VDisplay - 1; + if (pScrn->AdjustFrame != NULL) + (pScrn->AdjustFrame)(scrnIndex, pScrn->frameX0, pScrn->frameY0, 0); + + return TRUE; +} + +Bool +VidModeGetViewPort(int scrnIndex, int *x, int *y) +{ + ScrnInfoPtr pScrn; + + if (!VidModeAvailable(scrnIndex)) + return FALSE; + + pScrn = xf86Screens[scrnIndex]; + *x = pScrn->frameX0; + *y = pScrn->frameY0; + return TRUE; +} + +Bool +VidModeSwitchMode(int scrnIndex, pointer mode) +{ + ScrnInfoPtr pScrn; + DisplayModePtr pTmpMode; + Bool retval; + + if (!VidModeAvailable(scrnIndex)) + return FALSE; + + pScrn = xf86Screens[scrnIndex]; + /* save in case we fail */ + pTmpMode = pScrn->currentMode; + /* Force a mode switch */ + pScrn->currentMode = NULL; + retval = xf86SwitchMode(pScrn->pScreen, mode); + /* we failed: restore it */ + if (retval == FALSE) + pScrn->currentMode = pTmpMode; + return retval; +} + +Bool +VidModeLockZoom(int scrnIndex, Bool lock) +{ + ScrnInfoPtr pScrn; + + if (!VidModeAvailable(scrnIndex)) + return FALSE; + + pScrn = xf86Screens[scrnIndex]; + + if (xf86Info.dontZoom) + return FALSE; + + xf86LockZoom(pScrn->pScreen, lock); + return TRUE; +} + +Bool +VidModeGetMonitor(int scrnIndex, pointer *monitor) +{ + ScrnInfoPtr pScrn; + + if (!VidModeAvailable(scrnIndex)) + return FALSE; + + pScrn = xf86Screens[scrnIndex]; + *monitor = (pointer)(pScrn->monitor); + + return TRUE; +} + +ModeStatus +VidModeCheckModeForMonitor(int scrnIndex, pointer mode) +{ + ScrnInfoPtr pScrn; + + if ((mode == NULL) || (!VidModeAvailable(scrnIndex))) + return MODE_ERROR; + + pScrn = xf86Screens[scrnIndex]; + + return xf86CheckModeForMonitor((DisplayModePtr)mode, pScrn->monitor); +} + +ModeStatus +VidModeCheckModeForDriver(int scrnIndex, pointer mode) +{ + ScrnInfoPtr pScrn; + + if ((mode == NULL) || (!VidModeAvailable(scrnIndex))) + return MODE_ERROR; + + pScrn = xf86Screens[scrnIndex]; + + return xf86CheckModeForDriver(pScrn, (DisplayModePtr)mode, 0); +} + +void +VidModeSetCrtcForMode(int scrnIndex, pointer mode) +{ + ScrnInfoPtr pScrn; + DisplayModePtr ScreenModes; + + if ((mode == NULL) || (!VidModeAvailable(scrnIndex))) + return; + + /* Ugly hack so that the xf86Mode.c function can be used without change */ + pScrn = xf86Screens[scrnIndex]; + ScreenModes = pScrn->modes; + pScrn->modes = (DisplayModePtr)mode; + + xf86SetCrtcForModes(pScrn, pScrn->adjustFlags); + pScrn->modes = ScreenModes; + return; +} + +Bool +VidModeAddModeline(int scrnIndex, pointer mode) +{ + ScrnInfoPtr pScrn; + + if ((mode == NULL) || (!VidModeAvailable(scrnIndex))) + return FALSE; + + pScrn = xf86Screens[scrnIndex]; + + ((DisplayModePtr)mode)->name = strdup(""); /* freed by deletemode */ + ((DisplayModePtr)mode)->status = MODE_OK; + ((DisplayModePtr)mode)->next = pScrn->modes->next; + ((DisplayModePtr)mode)->prev = pScrn->modes; + pScrn->modes->next = (DisplayModePtr)mode; + if( ((DisplayModePtr)mode)->next != NULL ) + ((DisplayModePtr)mode)->next->prev = (DisplayModePtr)mode; + + return TRUE; +} + +int +VidModeGetNumOfModes(int scrnIndex) +{ + pointer mode = NULL; + int dotClock= 0, nummodes = 0; + + if (!VidModeGetFirstModeline(scrnIndex, &mode, &dotClock)) + return nummodes; + + do { + nummodes++; + if (!VidModeGetNextModeline(scrnIndex, &mode, &dotClock)) + return nummodes; + } while (TRUE); +} + +Bool +VidModeSetGamma(int scrnIndex, float red, float green, float blue) +{ + ScrnInfoPtr pScrn; + Gamma gamma; + + if (!VidModeAvailable(scrnIndex)) + return FALSE; + + pScrn = xf86Screens[scrnIndex]; + gamma.red = red; + gamma.green = green; + gamma.blue = blue; + if (xf86ChangeGamma(pScrn->pScreen, gamma) != Success) + return FALSE; + else + return TRUE; +} + +Bool +VidModeGetGamma(int scrnIndex, float *red, float *green, float *blue) +{ + ScrnInfoPtr pScrn; + + if (!VidModeAvailable(scrnIndex)) + return FALSE; + + pScrn = xf86Screens[scrnIndex]; + *red = pScrn->gamma.red; + *green = pScrn->gamma.green; + *blue = pScrn->gamma.blue; + return TRUE; +} + +Bool +VidModeSetGammaRamp(int scrnIndex, int size, CARD16 *r, CARD16 *g, CARD16 *b) +{ + ScrnInfoPtr pScrn; + + if (!VidModeAvailable(scrnIndex)) + return FALSE; + + pScrn = xf86Screens[scrnIndex]; + xf86ChangeGammaRamp(pScrn->pScreen, size, r, g, b); + return TRUE; +} + +Bool +VidModeGetGammaRamp(int scrnIndex, int size, CARD16 *r, CARD16 *g, CARD16 *b) +{ + ScrnInfoPtr pScrn; + + if (!VidModeAvailable(scrnIndex)) + return FALSE; + + pScrn = xf86Screens[scrnIndex]; + xf86GetGammaRamp(pScrn->pScreen, size, r, g, b); + return TRUE; +} + +int +VidModeGetGammaRampSize(int scrnIndex) +{ + if (!VidModeAvailable(scrnIndex)) + return 0; + + return xf86GetGammaRampSize(xf86Screens[scrnIndex]->pScreen); +} + +pointer +VidModeCreateMode(void) +{ + DisplayModePtr mode; + + mode = malloc(sizeof(DisplayModeRec)); + if (mode != NULL) { + mode->name = ""; + mode->VScan = 1; /* divides refresh rate. default = 1 */ + mode->Private = NULL; + mode->next = mode; + mode->prev = mode; + } + return mode; +} + +void +VidModeCopyMode(pointer modefrom, pointer modeto) +{ + memcpy(modeto, modefrom, sizeof(DisplayModeRec)); +} + + +int +VidModeGetModeValue(pointer mode, int valtyp) +{ + int ret = 0; + + switch (valtyp) { + case VIDMODE_H_DISPLAY: + ret = ((DisplayModePtr) mode)->HDisplay; + break; + case VIDMODE_H_SYNCSTART: + ret = ((DisplayModePtr)mode)->HSyncStart; + break; + case VIDMODE_H_SYNCEND: + ret = ((DisplayModePtr)mode)->HSyncEnd; + break; + case VIDMODE_H_TOTAL: + ret = ((DisplayModePtr)mode)->HTotal; + break; + case VIDMODE_H_SKEW: + ret = ((DisplayModePtr)mode)->HSkew; + break; + case VIDMODE_V_DISPLAY: + ret = ((DisplayModePtr)mode)->VDisplay; + break; + case VIDMODE_V_SYNCSTART: + ret = ((DisplayModePtr)mode)->VSyncStart; + break; + case VIDMODE_V_SYNCEND: + ret = ((DisplayModePtr)mode)->VSyncEnd; + break; + case VIDMODE_V_TOTAL: + ret = ((DisplayModePtr)mode)->VTotal; + break; + case VIDMODE_FLAGS: + ret = ((DisplayModePtr)mode)->Flags; + break; + case VIDMODE_CLOCK: + ret = ((DisplayModePtr)mode)->Clock; + break; + } + return ret; +} + +void +VidModeSetModeValue(pointer mode, int valtyp, int val) +{ + switch (valtyp) { + case VIDMODE_H_DISPLAY: + ((DisplayModePtr)mode)->HDisplay = val; + break; + case VIDMODE_H_SYNCSTART: + ((DisplayModePtr)mode)->HSyncStart = val; + break; + case VIDMODE_H_SYNCEND: + ((DisplayModePtr)mode)->HSyncEnd = val; + break; + case VIDMODE_H_TOTAL: + ((DisplayModePtr)mode)->HTotal = val; + break; + case VIDMODE_H_SKEW: + ((DisplayModePtr)mode)->HSkew = val; + break; + case VIDMODE_V_DISPLAY: + ((DisplayModePtr)mode)->VDisplay = val; + break; + case VIDMODE_V_SYNCSTART: + ((DisplayModePtr)mode)->VSyncStart = val; + break; + case VIDMODE_V_SYNCEND: + ((DisplayModePtr)mode)->VSyncEnd = val; + break; + case VIDMODE_V_TOTAL: + ((DisplayModePtr)mode)->VTotal = val; + break; + case VIDMODE_FLAGS: + ((DisplayModePtr)mode)->Flags = val; + break; + case VIDMODE_CLOCK: + ((DisplayModePtr)mode)->Clock = val; + break; + } + return; +} + +vidMonitorValue +VidModeGetMonitorValue(pointer monitor, int valtyp, int indx) +{ + vidMonitorValue ret = { NULL, }; + + switch (valtyp) { + case VIDMODE_MON_VENDOR: + ret.ptr = (((MonPtr)monitor)->vendor); + break; + case VIDMODE_MON_MODEL: + ret.ptr = (((MonPtr)monitor)->model); + break; + case VIDMODE_MON_NHSYNC: + ret.i = ((MonPtr)monitor)->nHsync; + break; + case VIDMODE_MON_NVREFRESH: + ret.i = ((MonPtr)monitor)->nVrefresh; + break; + case VIDMODE_MON_HSYNC_LO: + ret.f = (100.0 * ((MonPtr)monitor)->hsync[indx].lo); + break; + case VIDMODE_MON_HSYNC_HI: + ret.f = (100.0 * ((MonPtr)monitor)->hsync[indx].hi); + break; + case VIDMODE_MON_VREFRESH_LO: + ret.f = (100.0 * ((MonPtr)monitor)->vrefresh[indx].lo); + break; + case VIDMODE_MON_VREFRESH_HI: + ret.f = (100.0 * ((MonPtr)monitor)->vrefresh[indx].hi); + break; + } + return ret; +} + + +#endif /* XF86VIDMODE */ |