diff options
Diffstat (limited to 'xorg-server/randr/rrcrtc.c')
| -rw-r--r-- | xorg-server/randr/rrcrtc.c | 562 |
1 files changed, 505 insertions, 57 deletions
diff --git a/xorg-server/randr/rrcrtc.c b/xorg-server/randr/rrcrtc.c index 4194cb6c2..524fcd266 100644 --- a/xorg-server/randr/rrcrtc.c +++ b/xorg-server/randr/rrcrtc.c @@ -37,7 +37,7 @@ RRCrtcChanged (RRCrtcPtr crtc, Bool layoutChanged) if (pScreen)
{
rrScrPriv(pScreen);
-
+
pScrPriv->changed = TRUE;
/*
* Send ConfigureNotify on any layout change
@@ -59,19 +59,19 @@ RRCrtcCreate (ScreenPtr pScreen, void *devPrivate) if (!RRInit())
return NULL;
-
+
pScrPriv = rrGetScrPriv(pScreen);
/* make space for the crtc pointer */
if (pScrPriv->numCrtcs)
- crtcs = realloc(pScrPriv->crtcs,
+ crtcs = realloc(pScrPriv->crtcs,
(pScrPriv->numCrtcs + 1) * sizeof (RRCrtcPtr));
else
crtcs = malloc(sizeof (RRCrtcPtr));
if (!crtcs)
return FALSE;
pScrPriv->crtcs = crtcs;
-
+
crtc = calloc(1, sizeof (RRCrtcRec));
if (!crtc)
return NULL;
@@ -90,9 +90,13 @@ RRCrtcCreate (ScreenPtr pScreen, void *devPrivate) crtc->devPrivate = devPrivate;
RRTransformInit (&crtc->client_pending_transform);
RRTransformInit (&crtc->client_current_transform);
+ pixman_transform_init_identity (&crtc->client_sprite_position_transform);
+ pixman_transform_init_identity (&crtc->client_sprite_image_transform);
pixman_transform_init_identity (&crtc->transform);
pixman_f_transform_init_identity (&crtc->f_transform);
pixman_f_transform_init_identity (&crtc->f_inverse);
+ pixman_f_transform_init_identity (&crtc->f_sprite_position);
+ pixman_f_transform_init_identity (&crtc->f_sprite_image_inverse);
if (!AddResource (crtc->id, RRCrtcType, (pointer) crtc))
return NULL;
@@ -100,7 +104,7 @@ RRCrtcCreate (ScreenPtr pScreen, void *devPrivate) /* attach the screen and crtc together */
crtc->pScreen = pScreen;
pScrPriv->crtcs[pScrPriv->numCrtcs++] = crtc;
-
+
return crtc;
}
@@ -134,10 +138,11 @@ RRCrtcNotify (RRCrtcPtr crtc, Rotation rotation,
RRTransformPtr transform,
int numOutputs,
- RROutputPtr *outputs)
+ RROutputPtr *outputs,
+ PixmapPtr scanoutPixmap)
{
int i, j;
-
+
/*
* Check to see if any of the new outputs were
* not in the old list and mark them as changed
@@ -177,7 +182,7 @@ RRCrtcNotify (RRCrtcPtr crtc, if (numOutputs != crtc->numOutputs)
{
RROutputPtr *newoutputs;
-
+
if (numOutputs)
{
if (crtc->numOutputs)
@@ -231,15 +236,30 @@ RRCrtcNotify (RRCrtcPtr crtc, RRTransformCopy (&crtc->client_current_transform, transform);
RRCrtcChanged (crtc, TRUE);
}
+
+ if (scanoutPixmap != crtc->scanoutPixmap)
+ {
+ if (scanoutPixmap)
+ ++scanoutPixmap->refcnt;
+ if (crtc->scanoutPixmap)
+ (*crtc->scanoutPixmap->drawable.pScreen->DestroyPixmap) (crtc->scanoutPixmap);
+ crtc->scanoutPixmap = scanoutPixmap;
+ }
+
if (crtc->changed && mode)
{
RRTransformCompute (x, y,
mode->mode.width, mode->mode.height,
rotation,
&crtc->client_current_transform,
+ &crtc->client_sprite_f_position_transform,
+ &crtc->client_sprite_f_image_transform,
&crtc->transform, &crtc->f_transform,
- &crtc->f_inverse);
+ &crtc->f_inverse, &crtc->f_sprite_position,
+ &crtc->f_sprite_image_inverse,
+ NULL);
}
+
return TRUE;
}
@@ -250,7 +270,7 @@ RRDeliverCrtcEvent (ClientPtr client, WindowPtr pWin, RRCrtcPtr crtc) rrScrPriv (pScreen);
xRRCrtcChangeNotifyEvent ce;
RRModePtr mode = crtc->mode;
-
+
ce.type = RRNotify + RREventBase;
ce.subCode = RRNotify_CrtcChange;
ce.timestamp = pScrPriv->lastSetTime.milliseconds;
@@ -302,7 +322,8 @@ RRCrtcSet (RRCrtcPtr crtc, int y,
Rotation rotation,
int numOutputs,
- RROutputPtr *outputs)
+ RROutputPtr *outputs,
+ PixmapPtr scanout_pixmap)
{
ScreenPtr pScreen = crtc->pScreen;
Bool ret = FALSE;
@@ -316,7 +337,8 @@ RRCrtcSet (RRCrtcPtr crtc, crtc->numOutputs == numOutputs &&
!memcmp (crtc->outputs, outputs, numOutputs * sizeof (RROutputPtr)) &&
!RRCrtcPendingProperties (crtc) &&
- !RRCrtcPendingTransform (crtc))
+ !RRCrtcPendingTransform (crtc) &&
+ crtc->scanoutPixmap == scanout_pixmap)
{
ret = TRUE;
}
@@ -325,8 +347,8 @@ RRCrtcSet (RRCrtcPtr crtc, #if RANDR_12_INTERFACE
if (pScrPriv->rrCrtcSet)
{
- ret = (*pScrPriv->rrCrtcSet) (pScreen, crtc, mode, x, y,
- rotation, numOutputs, outputs);
+ ret = (*pScrPriv->rrCrtcSet) (pScreen, crtc, mode, x, y,
+ rotation, numOutputs, outputs, scanout_pixmap);
}
else
#endif
@@ -339,7 +361,7 @@ RRCrtcSet (RRCrtcPtr crtc, if (!mode)
{
- RRCrtcNotify (crtc, NULL, x, y, rotation, NULL, 0, NULL);
+ RRCrtcNotify (crtc, NULL, x, y, rotation, NULL, 0, NULL, scanout_pixmap);
ret = TRUE;
}
else
@@ -365,7 +387,7 @@ RRCrtcSet (RRCrtcPtr crtc, */
if (ret)
{
- RRCrtcNotify (crtc, mode, x, y, rotation, NULL, 1, outputs);
+ RRCrtcNotify (crtc, mode, x, y, rotation, NULL, 1, outputs, scanout_pixmap);
RRScreenSizeNotify (pScreen);
}
}
@@ -384,6 +406,60 @@ RRCrtcSet (RRCrtcPtr crtc, return ret;
}
+void
+RRFreeCrtcConfigs(RRCrtcConfigPtr configs, int num_configs)
+{
+ int i;
+
+ for (i = 0; i < num_configs; i++)
+ free(configs[i].outputs);
+ free(configs);
+}
+
+Bool
+RRCrtcCurrentConfig(RRCrtcPtr crtc,
+ RRCrtcConfigPtr crtc_config)
+{
+ crtc_config->crtc = crtc;
+ crtc_config->x = crtc->x;
+ crtc_config->y = crtc->y;
+ crtc_config->mode = crtc->mode;
+ crtc_config->rotation = crtc->rotation;
+ crtc_config->numOutputs = crtc->numOutputs;
+ crtc_config->outputs = calloc(crtc->numOutputs, sizeof (RROutputPtr));
+ if (!crtc_config->outputs)
+ return FALSE;
+ memcpy(crtc_config->outputs, crtc->outputs, crtc->numOutputs * sizeof (RROutputPtr));
+ crtc_config->sprite_position_transform = crtc->client_sprite_position_transform;
+ crtc_config->sprite_image_transform = crtc->client_sprite_image_transform;
+ crtc_config->sprite_position_f_transform = crtc->client_sprite_f_position_transform;
+ crtc_config->sprite_image_f_transform = crtc->client_sprite_f_image_transform;
+
+ crtc_config->pixmap = crtc->scanoutPixmap;
+ crtc_config->pixmap_x = crtc->x;
+ crtc_config->pixmap_y = crtc->y;
+ return TRUE;
+}
+
+
+/*
+ * Request that a set of crtcs be configured at the same
+ * time on a single screen
+ */
+
+Bool
+RRSetCrtcConfigs(ScreenPtr screen,
+ RRScreenConfigPtr screen_config,
+ RRCrtcConfigPtr crtc_configs,
+ int num_configs)
+{
+ rrScrPrivPtr scr_priv = rrGetScrPriv(screen);
+
+ if (!scr_priv)
+ return FALSE;
+ return (*scr_priv->rrSetCrtcConfigs)(screen, screen_config, crtc_configs, num_configs);
+}
+
/*
* Return crtc transform
*/
@@ -427,7 +503,7 @@ RRCrtcDestroyResource (pointer value, XID pid) {
rrScrPriv(pScreen);
int i;
-
+
for (i = 0; i < pScrPriv->numCrtcs; i++)
{
if (pScrPriv->crtcs[i] == crtc)
@@ -460,7 +536,7 @@ RRCrtcGammaSet (RRCrtcPtr crtc, #if RANDR_12_INTERFACE
ScreenPtr pScreen = crtc->pScreen;
#endif
-
+
memcpy (crtc->gammaRed, red, crtc->gammaSize * sizeof (CARD16));
memcpy (crtc->gammaGreen, green, crtc->gammaSize * sizeof (CARD16));
memcpy (crtc->gammaBlue, blue, crtc->gammaSize * sizeof (CARD16));
@@ -510,8 +586,11 @@ RRCrtcGammaNotify (RRCrtcPtr crtc) return TRUE; /* not much going on here */
}
-static void
-RRModeGetScanoutSize (RRModePtr mode, PictTransformPtr transform,
+/*
+ * Compute overall scanout buffer requirements for the specified mode
+ */
+void
+RRModeGetScanoutSize (RRModePtr mode, struct pixman_f_transform *transform,
int *width, int *height)
{
BoxRec box;
@@ -527,7 +606,7 @@ RRModeGetScanoutSize (RRModePtr mode, PictTransformPtr transform, box.x2 = mode->mode.width;
box.y2 = mode->mode.height;
- pixman_transform_bounds (transform, &box);
+ pixman_f_transform_bounds (transform, &box);
*width = box.x2 - box.x1;
*height = box.y2 - box.y1;
}
@@ -538,7 +617,7 @@ RRModeGetScanoutSize (RRModePtr mode, PictTransformPtr transform, void
RRCrtcGetScanoutSize(RRCrtcPtr crtc, int *width, int *height)
{
- RRModeGetScanoutSize (crtc->mode, &crtc->transform, width, height);
+ RRModeGetScanoutSize (crtc->mode, &crtc->f_transform, width, height);
}
/*
@@ -623,6 +702,44 @@ RRCrtcTransformSet (RRCrtcPtr crtc, }
/*
+ * Figure out whether the specific crtc_config can fit
+ * within the screen_config
+ */
+Bool
+RRScreenCoversCrtc(RRScreenConfigPtr screen_config,
+ RRCrtcConfigPtr crtc_config,
+ RRTransformPtr client_transform,
+ XID *errorValue)
+{
+ int source_width;
+ int source_height;
+ struct pixman_f_transform f_transform;
+
+ RRTransformCompute (crtc_config->x, crtc_config->y,
+ crtc_config->mode->mode.width, crtc_config->mode->mode.height,
+ crtc_config->rotation,
+ client_transform,
+ &crtc_config->sprite_position_f_transform,
+ &crtc_config->sprite_image_f_transform,
+ NULL, &f_transform, NULL, NULL, NULL, NULL);
+
+ RRModeGetScanoutSize (crtc_config->mode, &f_transform,
+ &source_width, &source_height);
+ if (crtc_config->x + source_width > screen_config->screen_pixmap_width) {
+ if (errorValue)
+ *errorValue = crtc_config->x;
+ return FALSE;
+ }
+
+ if (crtc_config->y + source_height > screen_config->screen_pixmap_height) {
+ if (errorValue)
+ *errorValue = crtc_config->y;
+ return FALSE;
+ }
+ return TRUE;
+}
+
+/*
* Initialize crtc type
*/
Bool
@@ -631,7 +748,7 @@ RRCrtcInit (void) RRCrtcType = CreateNewResourceType (RRCrtcDestroyResource, "CRTC");
if (!RRCrtcType)
return FALSE;
-
+
return TRUE;
}
@@ -660,7 +777,7 @@ ProcRRGetCrtcInfo (ClientPtr client) int i, j, k, n;
int width, height;
BoxRec panned_area;
-
+
REQUEST_SIZE_MATCH(xRRGetCrtcInfoReq);
VERIFY_RR_CRTC(stuff->crtc, crtc, DixReadAccess);
@@ -671,7 +788,7 @@ ProcRRGetCrtcInfo (ClientPtr client) pScrPriv = rrGetScrPriv(pScreen);
mode = crtc->mode;
-
+
rep.type = X_Reply;
rep.status = RRSetConfigSuccess;
rep.sequenceNumber = client->sequence;
@@ -704,7 +821,7 @@ ProcRRGetCrtcInfo (ClientPtr client) if (pScrPriv->outputs[i]->crtcs[j] == crtc)
k++;
rep.nPossibleOutput = k;
-
+
rep.length = rep.nOutput + rep.nPossibleOutput;
extraLen = rep.length << 2;
@@ -719,7 +836,7 @@ ProcRRGetCrtcInfo (ClientPtr client) outputs = (RROutput *) extra;
possible = (RROutput *) (outputs + rep.nOutput);
-
+
for (i = 0; i < crtc->numOutputs; i++)
{
outputs[i] = crtc->outputs[i]->id;
@@ -736,7 +853,7 @@ ProcRRGetCrtcInfo (ClientPtr client) swapl (&possible[k], n);
k++;
}
-
+
if (client->swapped) {
swaps(&rep.sequenceNumber, n);
swapl(&rep.length, n);
@@ -757,7 +874,7 @@ ProcRRGetCrtcInfo (ClientPtr client) WriteToClient (client, extraLen, (char *) extra);
free(extra);
}
-
+
return Success;
}
@@ -777,10 +894,10 @@ ProcRRSetCrtcConfig (ClientPtr client) TimeStamp time;
Rotation rotation;
int rc, i, j;
-
+
REQUEST_AT_LEAST_SIZE(xRRSetCrtcConfigReq);
numOutputs = (stuff->length - bytes_to_int32(SIZEOF (xRRSetCrtcConfigReq)));
-
+
VERIFY_RR_CRTC(stuff->crtc, crtc, DixSetAttrAccess);
if (stuff->mode == None)
@@ -803,7 +920,7 @@ ProcRRSetCrtcConfig (ClientPtr client) }
else
outputs = NULL;
-
+
outputIds = (RROutput *) (stuff + 1);
for (i = 0; i < numOutputs; i++)
{
@@ -826,7 +943,7 @@ ProcRRSetCrtcConfig (ClientPtr client) /* validate mode for this output */
for (j = 0; j < outputs[i]->numModes + outputs[i]->numUserModes; j++)
{
- RRModePtr m = (j < outputs[i]->numModes ?
+ RRModePtr m = (j < outputs[i]->numModes ?
outputs[i]->modes[j] :
outputs[i]->userModes[j - outputs[i]->numModes]);
if (m == mode)
@@ -861,17 +978,17 @@ ProcRRSetCrtcConfig (ClientPtr client) pScreen = crtc->pScreen;
pScrPriv = rrGetScrPriv(pScreen);
-
+
time = ClientTimeToServerTime(stuff->timestamp);
configTime = ClientTimeToServerTime(stuff->configTimestamp);
-
+
if (!pScrPriv)
{
time = currentTime;
rep.status = RRSetConfigFailed;
goto sendReply;
}
-
+
/*
* Validate requested rotation
*/
@@ -904,7 +1021,7 @@ ProcRRSetCrtcConfig (ClientPtr client) free(outputs);
return BadMatch;
}
-
+
#ifdef RANDR_12_INTERFACE
/*
* Check screen size bounds if the DDX provides a 1.2 interface
@@ -924,16 +1041,19 @@ ProcRRSetCrtcConfig (ClientPtr client) mode->mode.width, mode->mode.height,
rotation,
&crtc->client_pending_transform,
- &transform, &f_transform, &f_inverse);
+ &crtc->client_sprite_f_position_transform,
+ &crtc->client_sprite_f_image_transform,
+ &transform, &f_transform, &f_inverse, NULL, NULL, NULL);
- RRModeGetScanoutSize (mode, &transform, &source_width, &source_height);
+ RRModeGetScanoutSize (mode, &f_transform,
+ &source_width, &source_height);
if (stuff->x + source_width > pScreen->width)
{
client->errorValue = stuff->x;
free(outputs);
return BadValue;
}
-
+
if (stuff->y + source_height > pScreen->height)
{
client->errorValue = stuff->y;
@@ -943,26 +1063,26 @@ ProcRRSetCrtcConfig (ClientPtr client) }
#endif
}
-
+
if (!RRCrtcSet (crtc, mode, stuff->x, stuff->y,
- rotation, numOutputs, outputs))
+ rotation, numOutputs, outputs, NULL))
{
rep.status = RRSetConfigFailed;
goto sendReply;
}
rep.status = RRSetConfigSuccess;
pScrPriv->lastSetTime = time;
-
+
sendReply:
free(outputs);
-
+
rep.type = X_Reply;
/* rep.status has already been filled in */
rep.length = 0;
rep.sequenceNumber = client->sequence;
rep.newTimestamp = pScrPriv->lastSetTime.milliseconds;
- if (client->swapped)
+ if (client->swapped)
{
int n;
swaps(&rep.sequenceNumber, n);
@@ -970,7 +1090,7 @@ sendReply: swapl(&rep.newTimestamp, n);
}
WriteToClient(client, sizeof(xRRSetCrtcConfigReply), (char *)&rep);
-
+
return Success;
}
@@ -986,7 +1106,7 @@ ProcRRGetPanning (ClientPtr client) BoxRec tracking;
INT16 border[4];
int n;
-
+
REQUEST_SIZE_MATCH(xRRGetPanningReq);
VERIFY_RR_CRTC(stuff->crtc, crtc, DixReadAccess);
@@ -1056,7 +1176,7 @@ ProcRRSetPanning (ClientPtr client) BoxRec tracking;
INT16 border[4];
int n;
-
+
REQUEST_SIZE_MATCH(xRRSetPanningReq);
VERIFY_RR_CRTC(stuff->crtc, crtc, DixReadAccess);
@@ -1071,9 +1191,9 @@ ProcRRSetPanning (ClientPtr client) rep.status = RRSetConfigFailed;
goto sendReply;
}
-
+
time = ClientTimeToServerTime(stuff->timestamp);
-
+
if (!pScrPriv->rrGetPanning)
return RRErrorBase + BadRRCrtc;
@@ -1149,7 +1269,7 @@ ProcRRGetCrtcGamma (ClientPtr client) int n;
unsigned long len;
char *extra = NULL;
-
+
REQUEST_SIZE_MATCH(xRRGetCrtcGammaReq);
VERIFY_RR_CRTC(stuff->crtc, crtc, DixReadAccess);
@@ -1158,7 +1278,7 @@ ProcRRGetCrtcGamma (ClientPtr client) return RRErrorBase + BadRRCrtc;
len = crtc->gammaSize * 3 * 2;
-
+
if (crtc->gammaSize) {
extra = malloc(len);
if (!extra)
@@ -1192,21 +1312,21 @@ ProcRRSetCrtcGamma (ClientPtr client) RRCrtcPtr crtc;
unsigned long len;
CARD16 *red, *green, *blue;
-
+
REQUEST_AT_LEAST_SIZE(xRRSetCrtcGammaReq);
VERIFY_RR_CRTC(stuff->crtc, crtc, DixReadAccess);
-
+
len = client->req_len - bytes_to_int32(sizeof (xRRSetCrtcGammaReq));
if (len < (stuff->size * 3 + 1) >> 1)
return BadLength;
if (stuff->size != crtc->gammaSize)
return BadMatch;
-
+
red = (CARD16 *) (stuff + 1);
green = red + crtc->gammaSize;
blue = green + crtc->gammaSize;
-
+
RRCrtcGammaSet (crtc, red, green, blue);
return Success;
@@ -1247,7 +1367,7 @@ ProcRRSetCrtcTransform (ClientPtr client) #define CrtcTransformExtra (SIZEOF(xRRGetCrtcTransformReply) - 32)
-
+
static int
transform_filter_length (RRTransformPtr transform)
{
@@ -1349,3 +1469,331 @@ ProcRRGetCrtcTransform (ClientPtr client) free(reply);
return Success;
}
+
+static int
+RRConvertCrtcConfig(ClientPtr client, ScreenPtr screen,
+ RRScreenConfigPtr screen_config,
+ RRCrtcConfigPtr config, xRRCrtcConfig *x,
+ RROutput *outputIds)
+{
+ RRCrtcPtr crtc;
+ RROutputPtr *outputs;
+ rrScrPrivPtr scr_priv;
+ RRModePtr mode;
+ PixmapPtr pixmap;
+ int rc, i, j;
+ Rotation rotation;
+
+ VERIFY_RR_CRTC(x->crtc, crtc, DixSetAttrAccess);
+
+ if (x->mode == None)
+ {
+ mode = NULL;
+ if (x->nOutput > 0)
+ return BadMatch;
+ }
+ else
+ {
+ VERIFY_RR_MODE(x->mode, mode, DixSetAttrAccess);
+ if (x->nOutput == 0)
+ return BadMatch;
+ }
+ if (x->nOutput)
+ {
+ outputs = malloc(x->nOutput * sizeof (RROutputPtr));
+ if (!outputs)
+ return BadAlloc;
+ }
+ else
+ outputs = NULL;
+
+ if (x->pixmap == None)
+ pixmap = NULL;
+ else if (x->pixmap == RR_CurrentScanoutPixmap)
+ pixmap = crtc->scanoutPixmap;
+ else
+ {
+ rc = dixLookupResourceByType((pointer *) &pixmap, x->pixmap,
+ RT_PIXMAP, client, DixWriteAccess);
+ if (rc != Success) {
+ free(outputs);
+ return rc;
+ }
+ /* XXX check to make sure this is a scanout pixmap */
+ }
+
+ for (i = 0; i < x->nOutput; i++)
+ {
+ rc = dixLookupResourceByType((pointer *)(outputs + i), outputIds[i],
+ RROutputType, client, DixSetAttrAccess);
+ if (rc != Success)
+ {
+ free(outputs);
+ return rc;
+ }
+ /* validate crtc for this output */
+ for (j = 0; j < outputs[i]->numCrtcs; j++)
+ if (outputs[i]->crtcs[j] == crtc)
+ break;
+ if (j == outputs[i]->numCrtcs)
+ {
+ free(outputs);
+ return BadMatch;
+ }
+ /* validate mode for this output */
+ for (j = 0; j < outputs[i]->numModes + outputs[i]->numUserModes; j++)
+ {
+ RRModePtr m = (j < outputs[i]->numModes ?
+ outputs[i]->modes[j] :
+ outputs[i]->userModes[j - outputs[i]->numModes]);
+ if (m == mode)
+ break;
+ }
+ if (j == outputs[i]->numModes + outputs[i]->numUserModes)
+ {
+ free(outputs);
+ return BadMatch;
+ }
+ }
+ /* validate clones */
+ for (i = 0; i < x->nOutput; i++)
+ {
+ for (j = 0; j < x->nOutput; j++)
+ {
+ int k;
+ if (i == j)
+ continue;
+ for (k = 0; k < outputs[i]->numClones; k++)
+ {
+ if (outputs[i]->clones[k] == outputs[j])
+ break;
+ }
+ if (k == outputs[i]->numClones)
+ {
+ free(outputs);
+ return BadMatch;
+ }
+ }
+ }
+
+ if (crtc->pScreen != screen)
+ return BadMatch;
+
+ scr_priv = rrGetScrPriv(screen);
+
+ config->crtc = crtc;
+ config->x = x->x;
+ config->y = x->y;
+ config->mode = mode;
+ config->rotation = x->rotation;
+ config->numOutputs = x->nOutput;
+ config->outputs = outputs;
+ PictTransform_from_xRenderTransform(&config->sprite_position_transform,
+ &x->spritePositionTransform);
+ PictTransform_from_xRenderTransform(&config->sprite_image_transform,
+ &x->spriteImageTransform);
+ pixman_f_transform_from_pixman_transform(&config->sprite_position_f_transform,
+ &config->sprite_position_transform);
+ pixman_f_transform_from_pixman_transform(&config->sprite_image_f_transform,
+ &config->sprite_image_transform);
+ config->pixmap = pixmap;
+ config->pixmap_x = x->xPixmap;
+ config->pixmap_y = x->yPixmap;
+
+ /*
+ * Validate requested rotation
+ */
+ rotation = (Rotation) x->rotation;
+
+ /* test the rotation bits only! */
+ switch (rotation & 0xf) {
+ case RR_Rotate_0:
+ case RR_Rotate_90:
+ case RR_Rotate_180:
+ case RR_Rotate_270:
+ break;
+ default:
+ /*
+ * Invalid rotation
+ */
+ client->errorValue = x->rotation;
+ free(outputs);
+ return BadValue;
+ }
+
+ if (mode)
+ {
+ if ((~crtc->rotations) & rotation)
+ {
+ /*
+ * requested rotation or reflection not supported by screen
+ */
+ client->errorValue = x->rotation;
+ free(outputs);
+ return BadMatch;
+ }
+
+ /*
+ * If scanning out from another pixmap, make sure the mode
+ * fits
+ */
+ if (pixmap)
+ {
+ if (x->xPixmap + mode->mode.width > pixmap->drawable.width) {
+ client->errorValue = x->xPixmap;
+ free(outputs);
+ return BadValue;
+ }
+ if (x->yPixmap + mode->mode.height > pixmap->drawable.height) {
+ client->errorValue = x->yPixmap;
+ free(outputs);
+ return BadValue;
+ }
+ }
+ /*
+ * Check screen size bounds if the DDX provides a 1.2 interface
+ * for setting screen size. Else, assume the CrtcSet sets
+ * the size along with the mode. If the driver supports transforms,
+ * then it must allow crtcs to display a subset of the screen, so
+ * only do this check for drivers without transform support.
+ */
+ else if (scr_priv->rrScreenSetSize && !crtc->transforms)
+ {
+ if (!RRScreenCoversCrtc(screen_config, config,
+ &crtc->client_pending_transform,
+ &client->errorValue))
+ {
+ free(outputs);
+ return BadValue;
+ }
+ }
+ }
+
+ return Success;
+}
+
+int
+ProcRRSetCrtcConfigs (ClientPtr client)
+{
+ REQUEST(xRRSetCrtcConfigsReq);
+ xRRSetCrtcConfigsReply rep;
+ DrawablePtr drawable;
+ ScreenPtr screen;
+ rrScrPrivPtr scr_priv;
+ xRRCrtcConfig *x_configs;
+ RRScreenConfigRec screen_config;
+ RRCrtcConfigPtr configs = NULL;
+ RROutput *output_ids;
+ int num_configs = 0;
+ int rc, i;
+ int extra_len;
+ int num_output_ids;
+
+ REQUEST_AT_LEAST_SIZE(xRRSetCrtcConfigsReq);
+
+ extra_len = client->req_len - bytes_to_int32(sizeof(xRRSetCrtcConfigsReq));
+
+ num_configs = stuff->nConfigs;
+
+ /* Check request length against number of configs specified */
+ if (num_configs * (sizeof (xRRCrtcConfig) >> 2) > extra_len)
+ return BadLength;
+
+ extra_len -= num_configs * (sizeof (xRRCrtcConfig) >> 2);
+ x_configs = (xRRCrtcConfig *) (stuff + 1);
+
+ /* Check remaining request length against number of outputs */
+ num_output_ids = 0;
+ for (i = 0; i < num_configs; i++)
+ num_output_ids += x_configs[i].nOutput;
+
+ if (extra_len != num_output_ids)
+ return BadLength;
+
+ rc = dixLookupDrawable(&drawable, stuff->drawable, client, 0, DixGetAttrAccess);
+ if (rc != Success)
+ return rc;
+
+ screen = drawable->pScreen;
+
+ scr_priv = rrGetScrPriv(screen);
+
+ if (!scr_priv)
+ {
+ rep.status = RRSetConfigFailed;
+ goto sendReply;
+ }
+
+ if (stuff->widthInMillimeters == 0 || stuff->heightInMillimeters == 0)
+ {
+ client->errorValue = 0;
+ return BadValue;
+ }
+
+ if (stuff->screenPixmapWidth < scr_priv->minWidth ||
+ scr_priv->maxWidth < stuff->screenPixmapWidth)
+ {
+ client->errorValue = stuff->screenPixmapWidth;
+ return BadValue;
+ }
+ if (stuff->screenPixmapHeight < scr_priv->minHeight ||
+ scr_priv->maxHeight < stuff->screenPixmapHeight)
+ {
+ client->errorValue = stuff->screenPixmapHeight;
+ return BadValue;
+ }
+
+ screen_config.screen_pixmap_width = stuff->screenPixmapWidth;
+ screen_config.screen_pixmap_height = stuff->screenPixmapHeight;
+ screen_config.screen_width = stuff->screenWidth;
+ screen_config.screen_height = stuff->screenHeight;
+ screen_config.mm_width = stuff->widthInMillimeters;
+ screen_config.mm_height = stuff->heightInMillimeters;
+
+ output_ids = (RROutput *) (x_configs + num_configs);
+
+ /*
+ * Convert protocol crtc configurations into
+ * server crtc configurations
+ */
+ configs = calloc(num_configs, sizeof (RRCrtcConfigRec));
+ if (num_configs > 0 && configs == NULL)
+ return BadAlloc;
+ for (i = 0; i < num_configs; i++) {
+ rc = RRConvertCrtcConfig(client, screen, &screen_config,
+ &configs[i],
+ &x_configs[i], output_ids);
+ if (rc != Success) {
+ rep.status = RRSetConfigFailed;
+ goto sendReply;
+ }
+ output_ids += x_configs[i].nOutput;
+ }
+
+ if (num_configs &&
+ !RRSetCrtcConfigs (screen, &screen_config, configs, num_configs))
+ {
+ rep.status = RRSetConfigFailed;
+ goto sendReply;
+ }
+ rep.status = RRSetConfigSuccess;
+ scr_priv->lastSetTime = currentTime;
+
+sendReply:
+ RRFreeCrtcConfigs(configs, num_configs);
+
+ rep.type = X_Reply;
+ /* rep.status has already been filled in */
+ rep.length = 0;
+ rep.sequenceNumber = client->sequence;
+
+ if (client->swapped)
+ {
+ int n;
+ swaps(&rep.sequenceNumber, n);
+ swapl(&rep.length, n);
+ }
+ WriteToClient(client, sizeof(xRRSetCrtcConfigsReply), (char *)&rep);
+
+ return Success;
+}
|