exa_migration_mixed.c [plain text]
#ifdef HAVE_DIX_CONFIG_H
#include <dix-config.h>
#endif
#include <string.h>
#include "exa_priv.h"
#include "exa.h"
void
exaCreateDriverPixmap_mixed(PixmapPtr pPixmap)
{
ScreenPtr pScreen = pPixmap->drawable.pScreen;
ExaScreenPriv(pScreen);
ExaPixmapPriv(pPixmap);
int w = pPixmap->drawable.width, h = pPixmap->drawable.height;
int depth = pPixmap->drawable.depth, bpp = pPixmap->drawable.bitsPerPixel;
int usage_hint = pPixmap->usage_hint;
int paddedWidth = pExaPixmap->sys_pitch;
if (pExaPixmap->driverPriv)
return;
if (exaPixmapIsPinned(pPixmap))
return;
if (pExaPixmap->accel_blocked || bpp < 8)
return;
if (pExaScr->info->CreatePixmap2) {
int new_pitch = 0;
pExaPixmap->driverPriv = pExaScr->info->CreatePixmap2(pScreen, w, h, depth, usage_hint, bpp, &new_pitch);
paddedWidth = pExaPixmap->fb_pitch = new_pitch;
} else {
if (paddedWidth < pExaPixmap->fb_pitch)
paddedWidth = pExaPixmap->fb_pitch;
pExaPixmap->driverPriv = pExaScr->info->CreatePixmap(pScreen, paddedWidth*h, 0);
}
if (!pExaPixmap->driverPriv)
return;
(*pScreen->ModifyPixmapHeader)(pPixmap, w, h, 0, 0,
paddedWidth, NULL);
}
void
exaDoMigration_mixed(ExaMigrationPtr pixmaps, int npixmaps, Bool can_accel)
{
int i;
for (i = 0; i < npixmaps; i++) {
if (exaPixmapIsPinned (pixmaps[i].pPix) &&
!exaPixmapHasGpuCopy (pixmaps[i].pPix))
{
can_accel = FALSE;
break;
}
}
if (!can_accel)
return;
for (i = 0; i < npixmaps; i++) {
PixmapPtr pPixmap = pixmaps[i].pPix;
ExaPixmapPriv(pPixmap);
if (!pExaPixmap->driverPriv)
exaCreateDriverPixmap_mixed(pPixmap);
if (pExaPixmap->pDamage && exaPixmapHasGpuCopy(pPixmap)) {
ExaScreenPriv(pPixmap->drawable.pScreen);
pPixmap->devKind = pExaPixmap->fb_pitch;
exaCopyDirtyToFb(pixmaps + i);
if (pExaScr->deferred_mixed_pixmap == pPixmap &&
!pixmaps[i].as_dst && !pixmaps[i].pReg)
pExaScr->deferred_mixed_pixmap = NULL;
}
pExaPixmap->use_gpu_copy = exaPixmapHasGpuCopy(pPixmap);
}
}
void
exaMoveInPixmap_mixed(PixmapPtr pPixmap)
{
ExaMigrationRec pixmaps[1];
pixmaps[0].as_dst = FALSE;
pixmaps[0].as_src = TRUE;
pixmaps[0].pPix = pPixmap;
pixmaps[0].pReg = NULL;
exaDoMigration(pixmaps, 1, TRUE);
}
void
exaDamageReport_mixed(DamagePtr pDamage, RegionPtr pRegion, void *closure)
{
PixmapPtr pPixmap = closure;
ExaPixmapPriv(pPixmap);
if (!pExaPixmap->use_gpu_copy && exaPixmapHasGpuCopy(pPixmap)) {
ExaScreenPriv(pPixmap->drawable.pScreen);
if (pExaScr->deferred_mixed_pixmap &&
pExaScr->deferred_mixed_pixmap != pPixmap)
exaMoveInPixmap_mixed(pExaScr->deferred_mixed_pixmap);
pExaScr->deferred_mixed_pixmap = pPixmap;
}
}
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) {
exaFinishAccess(&pPixmap->drawable, index);
exaMoveInPixmap_mixed(pPixmap);
success = ExaDoPrepareAccess(pPixmap, index);
if (success) {
DamageUnregister(&pPixmap->drawable, pExaPixmap->pDamage);
DamageDestroy(pExaPixmap->pDamage);
pExaPixmap->pDamage = NULL;
free(pExaPixmap->sys_ptr);
pExaPixmap->sys_ptr = NULL;
return;
}
}
if (!success) {
ExaMigrationRec pixmaps[1];
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;
pExaPixmap->pDamage = DamageCreate(exaDamageReport_mixed, NULL,
DamageReportNonEmpty, TRUE,
pPixmap->drawable.pScreen,
pPixmap);
DamageRegister(&pPixmap->drawable, pExaPixmap->pDamage);
DamageSetReportAfterOp(pExaPixmap->pDamage, TRUE);
if (has_gpu_copy) {
exaPixmapDirty(pPixmap, 0, 0, pPixmap->drawable.width,
pPixmap->drawable.height);
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;
}
}