diff options
Diffstat (limited to 'xorg-server/randr/rrinfo.c')
-rw-r--r-- | xorg-server/randr/rrinfo.c | 682 |
1 files changed, 341 insertions, 341 deletions
diff --git a/xorg-server/randr/rrinfo.c b/xorg-server/randr/rrinfo.c index 20066d5fc..04c1a6c98 100644 --- a/xorg-server/randr/rrinfo.c +++ b/xorg-server/randr/rrinfo.c @@ -1,341 +1,341 @@ -/* - * 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. - */ - -#include "randrstr.h" - -#ifdef RANDR_10_INTERFACE -static RRModePtr -RROldModeAdd (RROutputPtr output, RRScreenSizePtr size, int refresh) -{ - ScreenPtr pScreen = output->pScreen; - rrScrPriv(pScreen); - xRRModeInfo modeInfo; - char name[100]; - RRModePtr mode; - int i; - RRModePtr *modes; - - memset (&modeInfo, '\0', sizeof (modeInfo)); - sprintf (name, "%dx%d", size->width, size->height); - - modeInfo.width = size->width; - modeInfo.height = size->height; - modeInfo.hTotal = size->width; - modeInfo.vTotal = size->height; - modeInfo.dotClock = ((CARD32) size->width * (CARD32) size->height * - (CARD32) refresh); - modeInfo.nameLength = strlen (name); - mode = RRModeGet (&modeInfo, name); - if (!mode) - return NULL; - for (i = 0; i < output->numModes; i++) - if (output->modes[i] == mode) - { - RRModeDestroy (mode); - return mode; - } - - if (output->numModes) - modes = xrealloc (output->modes, - (output->numModes + 1) * sizeof (RRModePtr)); - else - modes = xalloc (sizeof (RRModePtr)); - if (!modes) - { - RRModeDestroy (mode); - FreeResource (mode->mode.id, 0); - return NULL; - } - modes[output->numModes++] = mode; - output->modes = modes; - output->changed = TRUE; - pScrPriv->changed = TRUE; - pScrPriv->configChanged = TRUE; - return mode; -} - -static void -RRScanOldConfig (ScreenPtr pScreen, Rotation rotations) -{ - rrScrPriv(pScreen); - RROutputPtr output; - RRCrtcPtr crtc; - RRModePtr mode, newMode = NULL; - int i; - CARD16 minWidth = MAXSHORT, minHeight = MAXSHORT; - CARD16 maxWidth = 0, maxHeight = 0; - - /* - * First time through, create a crtc and output and hook - * them together - */ - if (pScrPriv->numOutputs == 0 && - pScrPriv->numCrtcs == 0) - { - crtc = RRCrtcCreate (pScreen, NULL); - if (!crtc) - return; - output = RROutputCreate (pScreen, "default", 7, NULL); - if (!output) - return; - RROutputSetCrtcs (output, &crtc, 1); - RROutputSetConnection (output, RR_Connected); - RROutputSetSubpixelOrder (output, PictureGetSubpixelOrder (pScreen)); - } - - output = pScrPriv->outputs[0]; - if (!output) - return; - crtc = pScrPriv->crtcs[0]; - if (!crtc) - return; - - /* check rotations */ - if (rotations != crtc->rotations) - { - crtc->rotations = rotations; - crtc->changed = TRUE; - pScrPriv->changed = TRUE; - } - - /* regenerate mode list */ - for (i = 0; i < pScrPriv->nSizes; i++) - { - RRScreenSizePtr size = &pScrPriv->pSizes[i]; - int r; - - if (size->nRates) - { - for (r = 0; r < size->nRates; r++) - { - mode = RROldModeAdd (output, size, size->pRates[r].rate); - if (i == pScrPriv->size && - size->pRates[r].rate == pScrPriv->rate) - { - newMode = mode; - } - } - xfree (size->pRates); - } - else - { - mode = RROldModeAdd (output, size, 0); - if (i == pScrPriv->size) - newMode = mode; - } - } - if (pScrPriv->nSizes) - xfree (pScrPriv->pSizes); - pScrPriv->pSizes = NULL; - pScrPriv->nSizes = 0; - - /* find size bounds */ - for (i = 0; i < output->numModes + output->numUserModes; i++) - { - RRModePtr mode = (i < output->numModes ? - output->modes[i] : - output->userModes[i-output->numModes]); - CARD16 width = mode->mode.width; - CARD16 height = mode->mode.height; - - if (width < minWidth) minWidth = width; - if (width > maxWidth) maxWidth = width; - if (height < minHeight) minHeight = height; - if (height > maxHeight) maxHeight = height; - } - - RRScreenSetSizeRange (pScreen, minWidth, minHeight, maxWidth, maxHeight); - - /* notice current mode */ - if (newMode) - RRCrtcNotify (crtc, newMode, 0, 0, pScrPriv->rotation, - NULL, 1, &output); -} -#endif - -/* - * Poll the driver for changed information - */ -Bool -RRGetInfo (ScreenPtr pScreen, Bool force_query) -{ - rrScrPriv (pScreen); - Rotation rotations; - int i; - - /* Return immediately if we don't need to re-query and we already have the - * information. - */ - if (!force_query) { - if (pScrPriv->numCrtcs != 0 || pScrPriv->numOutputs != 0) - return TRUE; - } - - for (i = 0; i < pScrPriv->numOutputs; i++) - pScrPriv->outputs[i]->changed = FALSE; - for (i = 0; i < pScrPriv->numCrtcs; i++) - pScrPriv->crtcs[i]->changed = FALSE; - - rotations = 0; - pScrPriv->changed = FALSE; - pScrPriv->configChanged = FALSE; - - if (!(*pScrPriv->rrGetInfo) (pScreen, &rotations)) - return FALSE; - -#if RANDR_10_INTERFACE - if (pScrPriv->nSizes) - RRScanOldConfig (pScreen, rotations); -#endif - RRTellChanged (pScreen); - return TRUE; -} - -/* - * Register the range of sizes for the screen - */ -void -RRScreenSetSizeRange (ScreenPtr pScreen, - CARD16 minWidth, - CARD16 minHeight, - CARD16 maxWidth, - CARD16 maxHeight) -{ - rrScrPriv (pScreen); - - if (!pScrPriv) - return; - if (pScrPriv->minWidth == minWidth && pScrPriv->minHeight == minHeight && - pScrPriv->maxWidth == maxWidth && pScrPriv->maxHeight == maxHeight) - { - return; - } - - pScrPriv->minWidth = minWidth; - pScrPriv->minHeight = minHeight; - pScrPriv->maxWidth = maxWidth; - pScrPriv->maxHeight = maxHeight; - pScrPriv->changed = TRUE; - pScrPriv->configChanged = TRUE; -} - -#ifdef RANDR_10_INTERFACE -static Bool -RRScreenSizeMatches (RRScreenSizePtr a, - RRScreenSizePtr b) -{ - if (a->width != b->width) - return FALSE; - if (a->height != b->height) - return FALSE; - if (a->mmWidth != b->mmWidth) - return FALSE; - if (a->mmHeight != b->mmHeight) - return FALSE; - return TRUE; -} - -RRScreenSizePtr -RRRegisterSize (ScreenPtr pScreen, - short width, - short height, - short mmWidth, - short mmHeight) -{ - rrScrPriv (pScreen); - int i; - RRScreenSize tmp; - RRScreenSizePtr pNew; - - if (!pScrPriv) - return 0; - - tmp.id = 0; - tmp.width = width; - tmp.height= height; - tmp.mmWidth = mmWidth; - tmp.mmHeight = mmHeight; - tmp.pRates = 0; - tmp.nRates = 0; - for (i = 0; i < pScrPriv->nSizes; i++) - if (RRScreenSizeMatches (&tmp, &pScrPriv->pSizes[i])) - return &pScrPriv->pSizes[i]; - pNew = xrealloc (pScrPriv->pSizes, - (pScrPriv->nSizes + 1) * sizeof (RRScreenSize)); - if (!pNew) - return 0; - pNew[pScrPriv->nSizes++] = tmp; - pScrPriv->pSizes = pNew; - return &pNew[pScrPriv->nSizes-1]; -} - -Bool RRRegisterRate (ScreenPtr pScreen, - RRScreenSizePtr pSize, - int rate) -{ - rrScrPriv(pScreen); - int i; - RRScreenRatePtr pNew, pRate; - - if (!pScrPriv) - return FALSE; - - for (i = 0; i < pSize->nRates; i++) - if (pSize->pRates[i].rate == rate) - return TRUE; - - pNew = xrealloc (pSize->pRates, - (pSize->nRates + 1) * sizeof (RRScreenRate)); - if (!pNew) - return FALSE; - pRate = &pNew[pSize->nRates++]; - pRate->rate = rate; - pSize->pRates = pNew; - return TRUE; -} - -Rotation -RRGetRotation(ScreenPtr pScreen) -{ - RROutputPtr output = RRFirstOutput (pScreen); - - if (!output) - return RR_Rotate_0; - - return output->crtc->rotation; -} - -void -RRSetCurrentConfig (ScreenPtr pScreen, - Rotation rotation, - int rate, - RRScreenSizePtr pSize) -{ - rrScrPriv (pScreen); - - if (!pScrPriv) - return; - pScrPriv->size = pSize - pScrPriv->pSizes; - pScrPriv->rotation = rotation; - pScrPriv->rate = rate; -} -#endif +/*
+ * 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.
+ */
+
+#include "randrstr.h"
+
+#ifdef RANDR_10_INTERFACE
+static RRModePtr
+RROldModeAdd (RROutputPtr output, RRScreenSizePtr size, int refresh)
+{
+ ScreenPtr pScreen = output->pScreen;
+ rrScrPriv(pScreen);
+ xRRModeInfo modeInfo;
+ char name[100];
+ RRModePtr mode;
+ int i;
+ RRModePtr *modes;
+
+ memset (&modeInfo, '\0', sizeof (modeInfo));
+ sprintf (name, "%dx%d", size->width, size->height);
+
+ modeInfo.width = size->width;
+ modeInfo.height = size->height;
+ modeInfo.hTotal = size->width;
+ modeInfo.vTotal = size->height;
+ modeInfo.dotClock = ((CARD32) size->width * (CARD32) size->height *
+ (CARD32) refresh);
+ modeInfo.nameLength = strlen (name);
+ mode = RRModeGet (&modeInfo, name);
+ if (!mode)
+ return NULL;
+ for (i = 0; i < output->numModes; i++)
+ if (output->modes[i] == mode)
+ {
+ RRModeDestroy (mode);
+ return mode;
+ }
+
+ if (output->numModes)
+ modes = realloc(output->modes,
+ (output->numModes + 1) * sizeof (RRModePtr));
+ else
+ modes = malloc(sizeof (RRModePtr));
+ if (!modes)
+ {
+ RRModeDestroy (mode);
+ FreeResource (mode->mode.id, 0);
+ return NULL;
+ }
+ modes[output->numModes++] = mode;
+ output->modes = modes;
+ output->changed = TRUE;
+ pScrPriv->changed = TRUE;
+ pScrPriv->configChanged = TRUE;
+ return mode;
+}
+
+static void
+RRScanOldConfig (ScreenPtr pScreen, Rotation rotations)
+{
+ rrScrPriv(pScreen);
+ RROutputPtr output;
+ RRCrtcPtr crtc;
+ RRModePtr mode, newMode = NULL;
+ int i;
+ CARD16 minWidth = MAXSHORT, minHeight = MAXSHORT;
+ CARD16 maxWidth = 0, maxHeight = 0;
+
+ /*
+ * First time through, create a crtc and output and hook
+ * them together
+ */
+ if (pScrPriv->numOutputs == 0 &&
+ pScrPriv->numCrtcs == 0)
+ {
+ crtc = RRCrtcCreate (pScreen, NULL);
+ if (!crtc)
+ return;
+ output = RROutputCreate (pScreen, "default", 7, NULL);
+ if (!output)
+ return;
+ RROutputSetCrtcs (output, &crtc, 1);
+ RROutputSetConnection (output, RR_Connected);
+ RROutputSetSubpixelOrder (output, PictureGetSubpixelOrder (pScreen));
+ }
+
+ output = pScrPriv->outputs[0];
+ if (!output)
+ return;
+ crtc = pScrPriv->crtcs[0];
+ if (!crtc)
+ return;
+
+ /* check rotations */
+ if (rotations != crtc->rotations)
+ {
+ crtc->rotations = rotations;
+ crtc->changed = TRUE;
+ pScrPriv->changed = TRUE;
+ }
+
+ /* regenerate mode list */
+ for (i = 0; i < pScrPriv->nSizes; i++)
+ {
+ RRScreenSizePtr size = &pScrPriv->pSizes[i];
+ int r;
+
+ if (size->nRates)
+ {
+ for (r = 0; r < size->nRates; r++)
+ {
+ mode = RROldModeAdd (output, size, size->pRates[r].rate);
+ if (i == pScrPriv->size &&
+ size->pRates[r].rate == pScrPriv->rate)
+ {
+ newMode = mode;
+ }
+ }
+ free(size->pRates);
+ }
+ else
+ {
+ mode = RROldModeAdd (output, size, 0);
+ if (i == pScrPriv->size)
+ newMode = mode;
+ }
+ }
+ if (pScrPriv->nSizes)
+ free(pScrPriv->pSizes);
+ pScrPriv->pSizes = NULL;
+ pScrPriv->nSizes = 0;
+
+ /* find size bounds */
+ for (i = 0; i < output->numModes + output->numUserModes; i++)
+ {
+ RRModePtr mode = (i < output->numModes ?
+ output->modes[i] :
+ output->userModes[i-output->numModes]);
+ CARD16 width = mode->mode.width;
+ CARD16 height = mode->mode.height;
+
+ if (width < minWidth) minWidth = width;
+ if (width > maxWidth) maxWidth = width;
+ if (height < minHeight) minHeight = height;
+ if (height > maxHeight) maxHeight = height;
+ }
+
+ RRScreenSetSizeRange (pScreen, minWidth, minHeight, maxWidth, maxHeight);
+
+ /* notice current mode */
+ if (newMode)
+ RRCrtcNotify (crtc, newMode, 0, 0, pScrPriv->rotation,
+ NULL, 1, &output);
+}
+#endif
+
+/*
+ * Poll the driver for changed information
+ */
+Bool
+RRGetInfo (ScreenPtr pScreen, Bool force_query)
+{
+ rrScrPriv (pScreen);
+ Rotation rotations;
+ int i;
+
+ /* Return immediately if we don't need to re-query and we already have the
+ * information.
+ */
+ if (!force_query) {
+ if (pScrPriv->numCrtcs != 0 || pScrPriv->numOutputs != 0)
+ return TRUE;
+ }
+
+ for (i = 0; i < pScrPriv->numOutputs; i++)
+ pScrPriv->outputs[i]->changed = FALSE;
+ for (i = 0; i < pScrPriv->numCrtcs; i++)
+ pScrPriv->crtcs[i]->changed = FALSE;
+
+ rotations = 0;
+ pScrPriv->changed = FALSE;
+ pScrPriv->configChanged = FALSE;
+
+ if (!(*pScrPriv->rrGetInfo) (pScreen, &rotations))
+ return FALSE;
+
+#if RANDR_10_INTERFACE
+ if (pScrPriv->nSizes)
+ RRScanOldConfig (pScreen, rotations);
+#endif
+ RRTellChanged (pScreen);
+ return TRUE;
+}
+
+/*
+ * Register the range of sizes for the screen
+ */
+void
+RRScreenSetSizeRange (ScreenPtr pScreen,
+ CARD16 minWidth,
+ CARD16 minHeight,
+ CARD16 maxWidth,
+ CARD16 maxHeight)
+{
+ rrScrPriv (pScreen);
+
+ if (!pScrPriv)
+ return;
+ if (pScrPriv->minWidth == minWidth && pScrPriv->minHeight == minHeight &&
+ pScrPriv->maxWidth == maxWidth && pScrPriv->maxHeight == maxHeight)
+ {
+ return;
+ }
+
+ pScrPriv->minWidth = minWidth;
+ pScrPriv->minHeight = minHeight;
+ pScrPriv->maxWidth = maxWidth;
+ pScrPriv->maxHeight = maxHeight;
+ pScrPriv->changed = TRUE;
+ pScrPriv->configChanged = TRUE;
+}
+
+#ifdef RANDR_10_INTERFACE
+static Bool
+RRScreenSizeMatches (RRScreenSizePtr a,
+ RRScreenSizePtr b)
+{
+ if (a->width != b->width)
+ return FALSE;
+ if (a->height != b->height)
+ return FALSE;
+ if (a->mmWidth != b->mmWidth)
+ return FALSE;
+ if (a->mmHeight != b->mmHeight)
+ return FALSE;
+ return TRUE;
+}
+
+RRScreenSizePtr
+RRRegisterSize (ScreenPtr pScreen,
+ short width,
+ short height,
+ short mmWidth,
+ short mmHeight)
+{
+ rrScrPriv (pScreen);
+ int i;
+ RRScreenSize tmp;
+ RRScreenSizePtr pNew;
+
+ if (!pScrPriv)
+ return 0;
+
+ tmp.id = 0;
+ tmp.width = width;
+ tmp.height= height;
+ tmp.mmWidth = mmWidth;
+ tmp.mmHeight = mmHeight;
+ tmp.pRates = 0;
+ tmp.nRates = 0;
+ for (i = 0; i < pScrPriv->nSizes; i++)
+ if (RRScreenSizeMatches (&tmp, &pScrPriv->pSizes[i]))
+ return &pScrPriv->pSizes[i];
+ pNew = realloc(pScrPriv->pSizes,
+ (pScrPriv->nSizes + 1) * sizeof (RRScreenSize));
+ if (!pNew)
+ return 0;
+ pNew[pScrPriv->nSizes++] = tmp;
+ pScrPriv->pSizes = pNew;
+ return &pNew[pScrPriv->nSizes-1];
+}
+
+Bool RRRegisterRate (ScreenPtr pScreen,
+ RRScreenSizePtr pSize,
+ int rate)
+{
+ rrScrPriv(pScreen);
+ int i;
+ RRScreenRatePtr pNew, pRate;
+
+ if (!pScrPriv)
+ return FALSE;
+
+ for (i = 0; i < pSize->nRates; i++)
+ if (pSize->pRates[i].rate == rate)
+ return TRUE;
+
+ pNew = realloc(pSize->pRates,
+ (pSize->nRates + 1) * sizeof (RRScreenRate));
+ if (!pNew)
+ return FALSE;
+ pRate = &pNew[pSize->nRates++];
+ pRate->rate = rate;
+ pSize->pRates = pNew;
+ return TRUE;
+}
+
+Rotation
+RRGetRotation(ScreenPtr pScreen)
+{
+ RROutputPtr output = RRFirstOutput (pScreen);
+
+ if (!output)
+ return RR_Rotate_0;
+
+ return output->crtc->rotation;
+}
+
+void
+RRSetCurrentConfig (ScreenPtr pScreen,
+ Rotation rotation,
+ int rate,
+ RRScreenSizePtr pSize)
+{
+ rrScrPriv (pScreen);
+
+ if (!pScrPriv)
+ return;
+ pScrPriv->size = pSize - pScrPriv->pSizes;
+ pScrPriv->rotation = rotation;
+ pScrPriv->rate = rate;
+}
+#endif
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