/**
* exaCreatePixmap() creates a new pixmap.
*
* If width and height are 0, this won't be a full-fledged pixmap and it will
* get ModifyPixmapHeader() called on it later. So, we mark it as pinned, because
* ModifyPixmapHeader() would break migration. These types of pixmaps are used
* for scratch pixmaps, or to represent the visible screen.
*/
static PixmapPtr
exaCreatePixmap(ScreenPtr pScreen, int w, int h, int depth)
{
PixmapPtr pPixmap;
ExaPixmapPrivPtr pExaPixmap;
int bpp;
ExaScreenPriv(pScreen);
if (w > 32767 || h > 32767)
return NullPixmap;
pPixmap = fbCreatePixmap (pScreen, w, h, depth);
if (!pPixmap)
return NULL;
pExaPixmap = ExaGetPixmapPriv(pPixmap);
bpp = pPixmap->drawable.bitsPerPixel;
/* Glyphs have w/h equal to zero, and may not be migrated. See exaGlyphs. */
if (!w || !h)
pExaPixmap->score = EXA_PIXMAP_SCORE_PINNED;
else
pExaPixmap->score = EXA_PIXMAP_SCORE_INIT;
pExaPixmap->area = NULL;
pExaPixmap->sys_ptr = pPixmap->devPrivate.ptr;
pExaPixmap->sys_pitch = pPixmap->devKind;
pExaPixmap->fb_ptr = NULL;
if (pExaScr->info->flags & EXA_OFFSCREEN_ALIGN_POT && w != 1)
pExaPixmap->fb_pitch = (1 << (exaLog2(w - 1) + 1)) * bpp / 8;
else
pExaPixmap->fb_pitch = w * bpp / 8;
pExaPixmap->fb_pitch = EXA_ALIGN(pExaPixmap->fb_pitch,
pExaScr->info->pixmapPitchAlign);
pExaPixmap->fb_size = pExaPixmap->fb_pitch * h;
if (pExaPixmap->fb_pitch > 131071) {
fbDestroyPixmap(pPixmap);
return NULL;
}
/* Set up damage tracking */
pExaPixmap->pDamage = DamageCreate (NULL, NULL, DamageReportNone, TRUE,
pScreen, pPixmap);
if (pExaPixmap->pDamage == NULL) {
fbDestroyPixmap (pPixmap);
return NULL;
}
DamageRegister (&pPixmap->drawable, pExaPixmap->pDamage);
DamageSetReportAfterOp (pExaPixmap->pDamage, TRUE);
/* None of the pixmap bits are valid initially */
REGION_NULL(pScreen, &pExaPixmap->validReg);
return pPixmap;
}
Bool
compAllocPixmap (WindowPtr pWin)
{
int bw = (int) pWin->borderWidth;
int x = pWin->drawable.x - bw;
int y = pWin->drawable.y - bw;
int w = pWin->drawable.width + (bw << 1);
int h = pWin->drawable.height + (bw << 1);
PixmapPtr pPixmap = compNewPixmap (pWin, x, y, w, h);
CompWindowPtr cw = GetCompWindow (pWin);
if (!pPixmap)
return FALSE;
if (cw->update == CompositeRedirectAutomatic)
pWin->redirectDraw = RedirectDrawAutomatic;
else
pWin->redirectDraw = RedirectDrawManual;
compSetPixmap (pWin, pPixmap);
cw->oldx = COMP_ORIGIN_INVALID;
cw->oldy = COMP_ORIGIN_INVALID;
cw->damageRegistered = FALSE;
if (cw->update == CompositeRedirectAutomatic)
{
DamageRegister (&pWin->drawable, cw->damage);
cw->damageRegistered = TRUE;
}
return TRUE;
}
static void
xf86RotatePrepare(ScreenPtr pScreen)
{
ScrnInfoPtr pScrn = xf86ScreenToScrn(pScreen);
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->root->drawable,
xf86_config->rotation_damage);
xf86_config->rotation_damage_registered = TRUE;
EnableLimitedSchedulingLatency();
}
xf86CrtcDamageShadow(crtc);
}
}
}
static int
ProcDamageCreate(ClientPtr client)
{
DrawablePtr pDrawable;
DamageExtPtr pDamageExt;
DamageReportLevel level;
RegionPtr pRegion;
REQUEST(xDamageCreateReq);
REQUEST_SIZE_MATCH(xDamageCreateReq);
LEGAL_NEW_RESOURCE(stuff->damage, client);
SECURITY_VERIFY_DRAWABLE(pDrawable, stuff->drawable, client,
SecurityReadAccess);
switch (stuff->level) {
case XDamageReportRawRectangles:
level = DamageReportRawRegion;
break;
case XDamageReportDeltaRectangles:
level = DamageReportDeltaRegion;
break;
case XDamageReportBoundingBox:
level = DamageReportBoundingBox;
break;
case XDamageReportNonEmpty:
level = DamageReportNonEmpty;
break;
default:
client->errorValue = stuff->level;
return BadValue;
}
pDamageExt = malloc(sizeof(DamageExtRec));
if (!pDamageExt)
return BadAlloc;
pDamageExt->id = stuff->damage;
pDamageExt->pDrawable = pDrawable;
pDamageExt->level = level;
pDamageExt->pClient = client;
pDamageExt->pDamage = DamageCreate(DamageExtReport,
DamageExtDestroy,
level,
FALSE, pDrawable->pScreen, pDamageExt);
if (!pDamageExt->pDamage) {
free(pDamageExt);
return BadAlloc;
}
if (!AddResource(stuff->damage, DamageExtType, (pointer) pDamageExt))
return BadAlloc;
DamageRegister(pDamageExt->pDrawable, pDamageExt->pDamage);
if (pDrawable->type == DRAWABLE_WINDOW) {
pRegion = &((WindowPtr) pDrawable)->borderClip;
DamageDamageRegion(pDrawable, pRegion);
}
return (client->noClientException);
}
/*
* Free one of the per-client per-window resources, clearing
* redirect and the per-window pointer as appropriate
*/
void
compFreeClientWindow (WindowPtr pWin, XID id)
{
ScreenPtr pScreen = pWin->drawable.pScreen;
CompWindowPtr cw = GetCompWindow (pWin);
CompClientWindowPtr ccw, *prev;
Bool anyMarked = FALSE;
WindowPtr pLayerWin;
PixmapPtr pPixmap = NULL;
if (!cw)
return;
for (prev = &cw->clients; (ccw = *prev); prev = &ccw->next)
{
if (ccw->id == id)
{
*prev = ccw->next;
if (ccw->update == CompositeRedirectManual)
cw->update = CompositeRedirectAutomatic;
free(ccw);
break;
}
}
if (!cw->clients)
{
anyMarked = compMarkWindows (pWin, &pLayerWin);
if (pWin->redirectDraw != RedirectDrawNone) {
pPixmap = (*pScreen->GetWindowPixmap) (pWin);
compSetParentPixmap (pWin);
}
if (cw->damage)
DamageDestroy (cw->damage);
RegionUninit(&cw->borderClip);
dixSetPrivate(&pWin->devPrivates, CompWindowPrivateKey, NULL);
free(cw);
}
else if (cw->update == CompositeRedirectAutomatic &&
!cw->damageRegistered && pWin->redirectDraw != RedirectDrawNone)
{
anyMarked = compMarkWindows (pWin, &pLayerWin);
DamageRegister (&pWin->drawable, cw->damage);
cw->damageRegistered = TRUE;
pWin->redirectDraw = RedirectDrawAutomatic;
DamageDamageRegion(&pWin->drawable, &pWin->borderSize);
}
if (anyMarked)
compHandleMarkedWindows (pWin, pLayerWin);
if (pPixmap) {
compRestoreWindow (pWin, pPixmap);
(*pScreen->DestroyPixmap) (pPixmap);
}
}
/*
* Free one of the per-client per-window resources, clearing
* redirect and the per-window pointer as appropriate
*/
void
compFreeClientWindow (WindowPtr pWin, XID id)
{
CompWindowPtr cw = GetCompWindow (pWin);
CompClientWindowPtr ccw, *prev;
Bool wasMapped = pWin->mapped;
if (!cw)
return;
for (prev = &cw->clients; (ccw = *prev); prev = &ccw->next)
{
if (ccw->id == id)
{
*prev = ccw->next;
if (ccw->update == CompositeRedirectManual)
cw->update = CompositeRedirectAutomatic;
free(ccw);
break;
}
}
if (!cw->clients)
{
if (wasMapped)
{
DisableMapUnmapEvents (pWin);
UnmapWindow (pWin, FALSE);
EnableMapUnmapEvents (pWin);
}
if (pWin->redirectDraw != RedirectDrawNone)
compFreePixmap (pWin);
if (cw->damage)
DamageDestroy (cw->damage);
RegionUninit(&cw->borderClip);
dixSetPrivate(&pWin->devPrivates, CompWindowPrivateKey, NULL);
free(cw);
}
else if (cw->update == CompositeRedirectAutomatic &&
!cw->damageRegistered && pWin->redirectDraw != RedirectDrawNone)
{
DamageRegister (&pWin->drawable, cw->damage);
cw->damageRegistered = TRUE;
pWin->redirectDraw = RedirectDrawAutomatic;
DamageRegionAppend(&pWin->drawable, &pWin->borderSize);
}
if (wasMapped && !pWin->mapped)
{
Bool overrideRedirect = pWin->overrideRedirect;
pWin->overrideRedirect = TRUE;
DisableMapUnmapEvents (pWin);
MapWindow (pWin, clients[CLIENT_ID(id)]);
EnableMapUnmapEvents (pWin);
pWin->overrideRedirect = overrideRedirect;
}
}
static Bool
TegraCreateScreenResources(ScreenPtr pScreen)
{
ScrnInfoPtr pScrn = xf86ScreenToScrn(pScreen);
TegraPtr tegra = TegraPTR(pScrn);
PixmapPtr rootPixmap;
Bool ret;
void *pixels;
pScreen->CreateScreenResources = tegra->createScreenResources;
ret = pScreen->CreateScreenResources(pScreen);
pScreen->CreateScreenResources = TegraCreateScreenResources;
if (!drmmode_set_desired_modes(pScrn, &tegra->drmmode))
return FALSE;
drmmode_uevent_init(pScrn, &tegra->drmmode);
if (!tegra->drmmode.want_sw_cursor)
drmmode_map_cursor_bos(pScrn, &tegra->drmmode);
pixels = drmmode_map_front_bo(&tegra->drmmode);
if (!pixels)
return FALSE;
rootPixmap = pScreen->GetScreenPixmap(pScreen);
if (tegra->drmmode.shadow_enable)
pixels = tegra->drmmode.shadow_fb;
if (!pScreen->ModifyPixmapHeader(rootPixmap, -1, -1, -1, -1, -1, pixels))
FatalError("Couldn't adjust screen pixmap\n");
if (tegra->drmmode.shadow_enable) {
if (!shadowAdd(pScreen, rootPixmap, shadowUpdatePackedWeak(),
TegraShadowWindow, 0, 0))
return FALSE;
}
tegra->damage = DamageCreate(NULL, NULL, DamageReportNone, TRUE, pScreen,
rootPixmap);
if (tegra->damage) {
DamageRegister(&rootPixmap->drawable, tegra->damage);
tegra->dirty_enabled = TRUE;
xf86DrvMsg(pScrn->scrnIndex, X_INFO, "Damage tracking initialized\n");
} else {
xf86DrvMsg(pScrn->scrnIndex, X_ERROR,
"Failed to create screen damage record\n");
return FALSE;
}
return ret;
}
Bool
ephyrSetInternalDamage(ScreenPtr pScreen)
{
KdScreenPriv(pScreen);
KdScreenInfo *screen = pScreenPriv->screen;
EphyrScrPriv *scrpriv = screen->driver;
PixmapPtr pPixmap = NULL;
scrpriv->pDamage = DamageCreate((DamageReportFunc) 0,
(DamageDestroyFunc) 0,
DamageReportNone, TRUE, pScreen, pScreen);
pPixmap = (*pScreen->GetScreenPixmap) (pScreen);
DamageRegister(&pPixmap->drawable, scrpriv->pDamage);
return TRUE;
}
Bool
saa_add_damage(PixmapPtr pixmap)
{
ScreenPtr pScreen = pixmap->drawable.pScreen;
struct saa_pixmap *spix = saa_get_saa_pixmap(pixmap);
if (spix->damage)
return TRUE;
spix->damage = DamageCreate(saa_report_damage, NULL,
DamageReportRawRegion, TRUE, pScreen, pixmap);
if (!spix->damage)
return FALSE;
DamageRegister(&pixmap->drawable, spix->damage);
DamageSetReportAfterOp(spix->damage, TRUE);
return TRUE;
}
Bool
shadowAdd(ScreenPtr pScreen, PixmapPtr pPixmap, ShadowUpdateProc update,
ShadowWindowProc window, ShadowPreupdateProc preupdate,
int randr, void *closure)
{
shadowBuf(pScreen);
if (!RegisterBlockAndWakeupHandlers(shadowBlockHandler, shadowWakeupHandler,
(pointer)pScreen))
return FALSE;
/*
* Map simple rotation values to bitmasks; fortunately,
* these are all unique
*/
switch (randr) {
case 0:
randr = SHADOW_ROTATE_0;
break;
case 90:
randr = SHADOW_ROTATE_90;
break;
case 180:
randr = SHADOW_ROTATE_180;
break;
case 270:
randr = SHADOW_ROTATE_270;
break;
}
pBuf->update = update;
pBuf->window = window;
if (preupdate)
pBuf->ready_to_update = preupdate;
else
pBuf->ready_to_update = dummyPreupdate;
pBuf->randr = randr;
pBuf->closure = 0;
pBuf->pPixmap = pPixmap;
DamageRegister(&pPixmap->drawable, pBuf->pDamage);
return TRUE;
}
Bool
ephyrSetInternalDamage(ScreenPtr pScreen)
{
KdScreenPriv(pScreen);
KdScreenInfo *screen = pScreenPriv->screen;
EphyrScrPriv *scrpriv = screen->driver;
PixmapPtr pPixmap = NULL;
scrpriv->pDamage = DamageCreate((DamageReportFunc) 0,
(DamageDestroyFunc) 0,
DamageReportNone, TRUE, pScreen, pScreen);
if (!RegisterBlockAndWakeupHandlers(ephyrInternalDamageBlockHandler,
ephyrInternalDamageWakeupHandler,
(void *) pScreen))
return FALSE;
pPixmap = (*pScreen->GetScreenPixmap) (pScreen);
DamageRegister(&pPixmap->drawable, scrpriv->pDamage);
return TRUE;
}
Bool
omap_screen_resources_create(struct omap_screen_info *omaps)
{
PixmapPtr pixmap;
ENTER();
/* Set up our damage listener to update the window by hand. */
omaps->timer_active = 0;
omaps->empty_updates = 0;
omaps->damage = DamageCreate(damage_report_hook, damage_destroy_hook,
DamageReportNonEmpty, TRUE,
omaps->screen->pScreen, omaps);
if (!omaps->damage)
FatalError("omapCreateDrawResources: couldn't create damage\n");
pixmap = omaps->screen->pScreen->GetScreenPixmap(omaps->screen->pScreen);
if (!pixmap)
FatalError("omapCreateDrawResources: couldn't get screen pixmap\n");
omaps->pixmap = pixmap;
reset_damage(omaps);
DamageRegister(&pixmap->drawable, omaps->damage);
omaps->pixel_doubled = 0;
omaps->individual_updates = 0;
#ifdef XSP
XSPSetEventCallback(omaps->screen->pScreen->myNum, xsp_event, omaps);
#endif
omaps->tmp_region = REGION_CREATE(omaps->screen->pScreen, NullBox, 0);
if (!omaps->tmp_region)
FatalError("omapCreateDrawResources: couldn't create temp region\n");
LEAVE();
return TRUE;
}
/**
* exaCreatePixmap() creates a new pixmap.
*
* If width and height are 0, this won't be a full-fledged pixmap and it will
* get ModifyPixmapHeader() called on it later. So, we mark it as pinned, because
* ModifyPixmapHeader() would break migration. These types of pixmaps are used
* for scratch pixmaps, or to represent the visible screen.
*/
PixmapPtr
exaCreatePixmap_classic(ScreenPtr pScreen, int w, int h, int depth,
unsigned usage_hint)
{
PixmapPtr pPixmap;
ExaPixmapPrivPtr pExaPixmap;
BoxRec box;
int bpp;
ExaScreenPriv(pScreen);
if (w > 32767 || h > 32767)
return NullPixmap;
swap(pExaScr, pScreen, CreatePixmap);
pPixmap = pScreen->CreatePixmap(pScreen, w, h, depth, usage_hint);
swap(pExaScr, pScreen, CreatePixmap);
if (!pPixmap)
return NULL;
pExaPixmap = ExaGetPixmapPriv(pPixmap);
pExaPixmap->driverPriv = NULL;
bpp = pPixmap->drawable.bitsPerPixel;
pExaPixmap->driverPriv = NULL;
/* Scratch pixmaps may have w/h equal to zero, and may not be
* migrated.
*/
if (!w || !h)
pExaPixmap->score = EXA_PIXMAP_SCORE_PINNED;
else
pExaPixmap->score = EXA_PIXMAP_SCORE_INIT;
pExaPixmap->sys_ptr = pPixmap->devPrivate.ptr;
pExaPixmap->sys_pitch = pPixmap->devKind;
pPixmap->devPrivate.ptr = NULL;
pExaPixmap->use_gpu_copy = FALSE;
pExaPixmap->fb_ptr = NULL;
exaSetFbPitch(pExaScr, pExaPixmap, w, h, bpp);
pExaPixmap->fb_size = pExaPixmap->fb_pitch * h;
if (pExaPixmap->fb_pitch > 131071) {
swap(pExaScr, pScreen, DestroyPixmap);
pScreen->DestroyPixmap(pPixmap);
swap(pExaScr, pScreen, DestroyPixmap);
return NULL;
}
/* Set up damage tracking */
pExaPixmap->pDamage = DamageCreate(NULL, NULL,
DamageReportNone, TRUE,
pScreen, pPixmap);
if (pExaPixmap->pDamage == NULL) {
swap(pExaScr, pScreen, DestroyPixmap);
pScreen->DestroyPixmap(pPixmap);
swap(pExaScr, pScreen, DestroyPixmap);
return NULL;
}
DamageRegister(&pPixmap->drawable, pExaPixmap->pDamage);
/* This ensures that pending damage reflects the current operation. */
/* This is used by exa to optimize migration. */
DamageSetReportAfterOp(pExaPixmap->pDamage, TRUE);
pExaPixmap->area = NULL;
/* We set the initial pixmap as completely valid for a simple reason.
* Imagine a 1000x1000 pixmap, it has 1 million pixels, 250000 of which
* could form single pixel rects as part of a region. Setting the complete region
* as valid is a natural defragmentation of the region.
*/
box.x1 = 0;
box.y1 = 0;
box.x2 = w;
box.y2 = h;
RegionInit(&pExaPixmap->validSys, &box, 0);
RegionInit(&pExaPixmap->validFB, &box, 0);
exaSetAccelBlock(pExaScr, pExaPixmap, w, h, bpp);
/* During a fallback we must prepare access. */
if (pExaScr->fallback_counter)
exaPrepareAccess(&pPixmap->drawable, EXA_PREPARE_AUX_DEST);
return pPixmap;
}
/* With mixed pixmaps, if we fail to get direct access to the driver pixmap, we
* use the DownloadFromScreen hook to retrieve contents to a copy in system
* memory, perform software rendering on that and move back the results with the
* UploadToScreen hook (see exaDamageReport_mixed).
*/
void
exaPrepareAccessReg_mixed(PixmapPtr pPixmap, int index, RegionPtr pReg)
{
ExaPixmapPriv(pPixmap);
Bool has_gpu_copy = exaPixmapHasGpuCopy(pPixmap);
Bool success;
success = ExaDoPrepareAccess(pPixmap, index);
if (success && has_gpu_copy && pExaPixmap->pDamage) {
/* You cannot do accelerated operations while a buffer is mapped. */
exaFinishAccess(&pPixmap->drawable, index);
/* Update the gpu view of both deferred destination pixmaps and of
* source pixmaps that were migrated with a bounding region.
*/
exaMoveInPixmap_mixed(pPixmap);
success = ExaDoPrepareAccess(pPixmap, index);
if (success) {
/* We have a gpu pixmap that can be accessed, we don't need the cpu
* copy anymore. Drivers that prefer DFS, should fail prepare
* access.
*/
DamageDestroy(pExaPixmap->pDamage);
pExaPixmap->pDamage = NULL;
free(pExaPixmap->sys_ptr);
pExaPixmap->sys_ptr = NULL;
return;
}
}
if (!success) {
ExaMigrationRec pixmaps[1];
/* Do we need to allocate our system buffer? */
if (!pExaPixmap->sys_ptr) {
pExaPixmap->sys_ptr = malloc(pExaPixmap->sys_pitch *
pPixmap->drawable.height);
if (!pExaPixmap->sys_ptr)
FatalError("EXA: malloc failed for size %d bytes\n",
pExaPixmap->sys_pitch * pPixmap->drawable.height);
}
if (index == EXA_PREPARE_DEST || index == EXA_PREPARE_AUX_DEST) {
pixmaps[0].as_dst = TRUE;
pixmaps[0].as_src = FALSE;
}
else {
pixmaps[0].as_dst = FALSE;
pixmaps[0].as_src = TRUE;
}
pixmaps[0].pPix = pPixmap;
pixmaps[0].pReg = pReg;
if (!pExaPixmap->pDamage &&
(has_gpu_copy || !exaPixmapIsPinned(pPixmap))) {
Bool as_dst = pixmaps[0].as_dst;
/* Set up damage tracking */
pExaPixmap->pDamage = DamageCreate(exaDamageReport_mixed, NULL,
DamageReportNonEmpty, TRUE,
pPixmap->drawable.pScreen,
pPixmap);
if (pExaPixmap->pDamage) {
DamageRegister(&pPixmap->drawable, pExaPixmap->pDamage);
/* This ensures that pending damage reflects the current
* operation. This is used by exa to optimize migration.
*/
DamageSetReportAfterOp(pExaPixmap->pDamage, TRUE);
}
if (has_gpu_copy) {
exaPixmapDirty(pPixmap, 0, 0, pPixmap->drawable.width,
pPixmap->drawable.height);
/* We don't know which region of the destination will be damaged,
* have to assume all of it
*/
if (as_dst) {
pixmaps[0].as_dst = FALSE;
pixmaps[0].as_src = TRUE;
pixmaps[0].pReg = NULL;
}
exaCopyDirtyToSys(pixmaps);
}
if (as_dst)
exaPixmapDirty(pPixmap, 0, 0, pPixmap->drawable.width,
pPixmap->drawable.height);
}
else if (has_gpu_copy)
exaCopyDirtyToSys(pixmaps);
pPixmap->devPrivate.ptr = pExaPixmap->sys_ptr;
pPixmap->devKind = pExaPixmap->sys_pitch;
pExaPixmap->use_gpu_copy = FALSE;
}
}
static int
ProcDamageCreate (ClientPtr client)
{
DrawablePtr pDrawable;
DamageExtPtr pDamageExt;
DamageReportLevel level;
RegionPtr pRegion;
int rc;
REQUEST(xDamageCreateReq);
REQUEST_SIZE_MATCH(xDamageCreateReq);
LEGAL_NEW_RESOURCE(stuff->damage, client);
rc = dixLookupDrawable(&pDrawable, stuff->drawable, client, 0,
DixGetAttrAccess|DixReadAccess);
if (rc != Success)
return rc;
switch (stuff->level) {
case XDamageReportRawRectangles:
level = DamageReportRawRegion;
break;
case XDamageReportDeltaRectangles:
level = DamageReportDeltaRegion;
break;
case XDamageReportBoundingBox:
level = DamageReportBoundingBox;
break;
case XDamageReportNonEmpty:
level = DamageReportNonEmpty;
break;
default:
client->errorValue = stuff->level;
return BadValue;
}
pDamageExt = malloc(sizeof (DamageExtRec));
if (!pDamageExt)
return BadAlloc;
pDamageExt->id = stuff->damage;
pDamageExt->drawable = stuff->drawable;
pDamageExt->pDrawable = pDrawable;
pDamageExt->level = level;
pDamageExt->pClient = client;
pDamageExt->pDamage = DamageCreate (DamageExtReport,
DamageExtDestroy,
level,
FALSE,
pDrawable->pScreen,
pDamageExt);
if (!pDamageExt->pDamage)
{
free(pDamageExt);
return BadAlloc;
}
if (!AddResource (stuff->damage, DamageExtType, (pointer) pDamageExt))
return BadAlloc;
DamageSetReportAfterOp (pDamageExt->pDamage, TRUE);
DamageRegister (pDamageExt->pDrawable, pDamageExt->pDamage);
if (pDrawable->type == DRAWABLE_WINDOW)
{
pRegion = &((WindowPtr) pDrawable)->borderClip;
DamageDamageRegion(pDrawable, pRegion);
}
return Success;
}
static Bool
CreateScreenResources(ScreenPtr pScreen)
{
ScrnInfoPtr pScrn = xf86ScreenToScrn(pScreen);
modesettingPtr ms = modesettingPTR(pScrn);
PixmapPtr rootPixmap;
Bool ret;
void *pixels = NULL;
int err;
pScreen->CreateScreenResources = ms->createScreenResources;
ret = pScreen->CreateScreenResources(pScreen);
pScreen->CreateScreenResources = CreateScreenResources;
if (!drmmode_set_desired_modes(pScrn, &ms->drmmode))
return FALSE;
if (!drmmode_glamor_handle_new_screen_pixmap(&ms->drmmode))
return FALSE;
drmmode_uevent_init(pScrn, &ms->drmmode);
if (!ms->drmmode.sw_cursor)
drmmode_map_cursor_bos(pScrn, &ms->drmmode);
if (!ms->drmmode.gbm) {
pixels = drmmode_map_front_bo(&ms->drmmode);
if (!pixels)
return FALSE;
}
rootPixmap = pScreen->GetScreenPixmap(pScreen);
if (ms->drmmode.shadow_enable)
pixels = ms->drmmode.shadow_fb;
if (!pScreen->ModifyPixmapHeader(rootPixmap, -1, -1, -1, -1, -1, pixels))
FatalError("Couldn't adjust screen pixmap\n");
if (ms->drmmode.shadow_enable) {
if (!shadowAdd(pScreen, rootPixmap, msUpdatePacked,
msShadowWindow, 0, 0))
return FALSE;
}
err = drmModeDirtyFB(ms->fd, ms->drmmode.fb_id, NULL, 0);
if (err != -EINVAL && err != -ENOSYS) {
ms->damage = DamageCreate(NULL, NULL, DamageReportNone, TRUE,
pScreen, rootPixmap);
if (ms->damage) {
DamageRegister(&rootPixmap->drawable, ms->damage);
ms->dirty_enabled = TRUE;
xf86DrvMsg(pScrn->scrnIndex, X_INFO, "Damage tracking initialized\n");
}
else {
xf86DrvMsg(pScrn->scrnIndex, X_ERROR,
"Failed to create screen damage record\n");
return FALSE;
}
}
return ret;
}
