/**
* 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;
}
static Bool radeon_glamor_destroy_pixmap(PixmapPtr pixmap)
{
if (pixmap->refcnt == 1) {
glamor_egl_destroy_textured_pixmap(pixmap);
radeon_set_pixmap_bo(pixmap, NULL);
}
fbDestroyPixmap(pixmap);
return TRUE;
}
int call_fbDestroyPixmap(int *pDatabuf)
{
str_fbDestroyPixmap *function;
function = (str_fbDestroyPixmap *)pDatabuf;
fbDestroyPixmap(function->Pixmap);
return 0;
}
Bool
glamor_destroy_pixmap(PixmapPtr pixmap)
{
glamor_screen_private
*glamor_priv = glamor_get_screen_private(pixmap->drawable.pScreen);
if (glamor_priv->dri3_enabled)
glamor_egl_destroy_textured_pixmap(pixmap);
else
glamor_destroy_textured_pixmap(pixmap);
return fbDestroyPixmap(pixmap);
}
static PixmapPtr intel_dri3_pixmap_from_fd(ScreenPtr screen,
int fd,
CARD16 width,
CARD16 height,
CARD16 stride,
CARD8 depth,
CARD8 bpp)
{
ScrnInfoPtr scrn = xf86ScreenToScrn(screen);
intel_screen_private *intel = intel_get_screen_private(scrn);
struct intel_uxa_pixmap *priv;
PixmapPtr pixmap;
dri_bo *bo;
if (depth < 8)
return NULL;
switch (bpp) {
case 8:
case 16:
case 32:
break;
default:
return NULL;
}
pixmap = fbCreatePixmap(screen, 0, 0, depth, 0);
if (!pixmap)
return NULL;
if (!screen->ModifyPixmapHeader(pixmap, width, height, 0, 0, stride, NULL))
goto free_pixmap;
bo = drm_intel_bo_gem_create_from_prime(intel->bufmgr,
fd, (uint32_t)height * stride);
if (bo == NULL)
goto free_pixmap;
intel_uxa_set_pixmap_bo(pixmap, bo);
dri_bo_unreference(bo);
priv = intel_uxa_get_pixmap_private(pixmap);
if (priv == NULL)
goto free_pixmap;
priv->pinned |= PIN_DRI3;
return pixmap;
free_pixmap:
fbDestroyPixmap(pixmap);
return NULL;
}
static Bool radeon_glamor_destroy_pixmap(PixmapPtr pixmap)
{
if (pixmap->refcnt == 1) {
if (pixmap->devPrivate.ptr) {
struct radeon_bo *bo = radeon_get_pixmap_bo(pixmap);
if (bo)
radeon_bo_unmap(bo);
}
glamor_egl_destroy_textured_pixmap(pixmap);
radeon_set_pixmap_bo(pixmap, NULL);
}
fbDestroyPixmap(pixmap);
return TRUE;
}
static Bool
gma_uxa_destroy_pixmap(PixmapPtr pixmap)
{
gma500Ptr gma = gma_from_pixmap(pixmap);
struct gma_bo *bo;
/* Only remove bo if we're the last user */
if (pixmap->refcnt == 1) {
bo = gma_get_surface(pixmap);
if (bo) {
gma_set_surface(pixmap, NULL);
gma_bo_destroy(gma->fd, bo);
}
}
fbDestroyPixmap(pixmap);
return TRUE;
}
static Bool
kaaDestroyPixmap (PixmapPtr pPixmap)
{
if (pPixmap->refcnt == 1)
{
KaaPixmapPriv (pPixmap);
if (pKaaPixmap->area)
{
DBG_PIXMAP(("-- 0x%08x (0x%x) (%dx%d)\n",
pPixmap->drawable.id,
KaaGetPixmapPriv(pPixmap)->area->offset,
pPixmap->drawable.width,
pPixmap->drawable.height));
/* Free the offscreen area */
KdOffscreenFree (pPixmap->drawable.pScreen, pKaaPixmap->area);
pPixmap->devPrivate = pKaaPixmap->devPrivate;
pPixmap->devKind = pKaaPixmap->devKind;
}
}
return fbDestroyPixmap (pPixmap);
}
static Bool
exaDestroyPixmap (PixmapPtr pPixmap)
{
if (pPixmap->refcnt == 1)
{
ExaPixmapPriv (pPixmap);
if (pExaPixmap->area)
{
DBG_PIXMAP(("-- 0x%p (0x%x) (%dx%d)\n",
(void*)pPixmap->drawable.id,
ExaGetPixmapPriv(pPixmap)->area->offset,
pPixmap->drawable.width,
pPixmap->drawable.height));
/* Free the offscreen area */
exaOffscreenFree (pPixmap->drawable.pScreen, pExaPixmap->area);
pPixmap->devPrivate.ptr = pExaPixmap->sys_ptr;
pPixmap->devKind = pExaPixmap->sys_pitch;
}
REGION_UNINIT(pPixmap->drawable.pScreen, &pExaPixmap->validReg);
}
return fbDestroyPixmap (pPixmap);
}
PixmapPtr
glamor_create_pixmap(ScreenPtr screen, int w, int h, int depth,
unsigned int usage)
{
PixmapPtr pixmap;
glamor_pixmap_type_t type = GLAMOR_TEXTURE_ONLY;
glamor_pixmap_private *pixmap_priv;
glamor_screen_private *glamor_priv = glamor_get_screen_private(screen);
glamor_pixmap_fbo *fbo = NULL;
int pitch;
GLenum format;
if (w > 32767 || h > 32767)
return NullPixmap;
if ((usage == GLAMOR_CREATE_PIXMAP_CPU
|| (usage == CREATE_PIXMAP_USAGE_GLYPH_PICTURE && w <= 64 && h <= 64)
|| (w == 0 && h == 0)
|| !glamor_check_pixmap_fbo_depth(depth))
|| (!GLAMOR_TEXTURED_LARGE_PIXMAP &&
!glamor_check_fbo_size(glamor_priv, w, h)))
return fbCreatePixmap(screen, w, h, depth, usage);
else
pixmap = fbCreatePixmap(screen, 0, 0, depth, usage);
pixmap_priv = calloc(1, sizeof(*pixmap_priv));
if (!pixmap_priv) {
fbDestroyPixmap(pixmap);
return fbCreatePixmap(screen, w, h, depth, usage);
}
glamor_set_pixmap_private(pixmap, pixmap_priv);
if (usage == GLAMOR_CREATE_PIXMAP_MAP)
type = GLAMOR_MEMORY_MAP;
pixmap_priv->base.pixmap = pixmap;
pixmap_priv->base.glamor_priv = glamor_priv;
format = gl_iformat_for_pixmap(pixmap);
pitch = (((w * pixmap->drawable.bitsPerPixel + 7) / 8) + 3) & ~3;
screen->ModifyPixmapHeader(pixmap, w, h, 0, 0, pitch, NULL);
if (usage == GLAMOR_CREATE_PIXMAP_NO_TEXTURE) {
pixmap_priv->type = GLAMOR_TEXTURE_ONLY;
pixmap_priv->base.box.x1 = 0;
pixmap_priv->base.box.y1 = 0;
pixmap_priv->base.box.x2 = w;
pixmap_priv->base.box.y2 = h;
return pixmap;
}
else if (type == GLAMOR_MEMORY_MAP || usage == GLAMOR_CREATE_NO_LARGE ||
glamor_check_fbo_size(glamor_priv, w, h))
{
pixmap_priv->type = type;
pixmap_priv->base.box.x1 = 0;
pixmap_priv->base.box.y1 = 0;
pixmap_priv->base.box.x2 = w;
pixmap_priv->base.box.y2 = h;
fbo = glamor_create_fbo(glamor_priv, w, h, format, usage);
} else {
int tile_size = glamor_priv->max_fbo_size;
DEBUGF("Create LARGE pixmap %p width %d height %d, tile size %d\n", pixmap, w, h, tile_size);
pixmap_priv->type = GLAMOR_TEXTURE_LARGE;
fbo = glamor_create_fbo_array(glamor_priv, w, h, format, usage,
tile_size, tile_size, pixmap_priv);
}
if (fbo == NULL) {
fbDestroyPixmap(pixmap);
free(pixmap_priv);
return fbCreatePixmap(screen, w, h, depth, usage);
}
glamor_pixmap_attach_fbo(pixmap, fbo);
return pixmap;
}
Bool
glamor_destroy_pixmap(PixmapPtr pixmap)
{
glamor_destroy_textured_pixmap(pixmap);
return fbDestroyPixmap(pixmap);
}
static PixmapPtr
radeon_glamor_create_pixmap(ScreenPtr screen, int w, int h, int depth,
unsigned usage)
{
ScrnInfoPtr scrn = xf86ScreenToScrn(screen);
RADEONInfoPtr info = RADEONPTR(scrn);
struct radeon_pixmap *priv;
PixmapPtr pixmap, new_pixmap = NULL;
if (!RADEON_CREATE_PIXMAP_SHARED(usage)) {
if (info->shadow_primary) {
if (usage != CREATE_PIXMAP_USAGE_BACKING_PIXMAP)
return fbCreatePixmap(screen, w, h, depth, usage);
} else {
pixmap = glamor_create_pixmap(screen, w, h, depth, usage);
if (pixmap)
return pixmap;
}
}
if (w > 32767 || h > 32767)
return NullPixmap;
if (depth == 1)
return fbCreatePixmap(screen, w, h, depth, usage);
if (usage == CREATE_PIXMAP_USAGE_GLYPH_PICTURE && w <= 32 && h <= 32)
return fbCreatePixmap(screen, w, h, depth, usage);
pixmap = fbCreatePixmap(screen, 0, 0, depth, usage);
if (pixmap == NullPixmap)
return pixmap;
if (w && h) {
int stride;
priv = calloc(1, sizeof (struct radeon_pixmap));
if (priv == NULL)
goto fallback_pixmap;
priv->bo = radeon_alloc_pixmap_bo(scrn, w, h, depth, usage,
pixmap->drawable.bitsPerPixel,
&stride,
&priv->surface,
&priv->tiling_flags);
if (!priv->bo)
goto fallback_priv;
radeon_set_pixmap_private(pixmap, priv);
screen->ModifyPixmapHeader(pixmap, w, h, 0, 0, stride, NULL);
if (!radeon_glamor_create_textured_pixmap(pixmap, priv))
goto fallback_glamor;
pixmap->devPrivate.ptr = NULL;
}
return pixmap;
fallback_glamor:
if (RADEON_CREATE_PIXMAP_SHARED(usage)) {
/* XXX need further work to handle the DRI2 failure case.
* Glamor don't know how to handle a BO only pixmap. Put
* a warning indicator here.
*/
xf86DrvMsg(scrn->scrnIndex, X_WARNING,
"Failed to create textured DRI2/PRIME pixmap.");
return pixmap;
}
/* Create textured pixmap failed means glamor failed to
* create a texture from current BO for some reasons. We turn
* to create a new glamor pixmap and clean up current one.
* One thing need to be noted, this new pixmap doesn't
* has a priv and bo attached to it. It's glamor's responsbility
* to take care of it. Glamor will mark this new pixmap as a
* texture only pixmap and will never fallback to DDX layer
* afterwards.
*/
new_pixmap = glamor_create_pixmap(screen, w, h, depth, usage);
radeon_bo_unref(priv->bo);
fallback_priv:
free(priv);
fallback_pixmap:
fbDestroyPixmap(pixmap);
if (new_pixmap)
return new_pixmap;
else
return fbCreatePixmap(screen, w, h, depth, usage);
}
/**
* Implements CopyPlane and CopyArea from the GPU to the GPU by using
* the source as a texture and painting that into the destination.
*
* This requires that source and dest are different textures, or that
* (if the copy area doesn't overlap), GL_NV_texture_barrier is used
* to ensure that the caches are flushed at the right times.
*/
static Bool
glamor_copy_cpu_fbo(DrawablePtr src,
DrawablePtr dst,
GCPtr gc,
BoxPtr box,
int nbox,
int dx,
int dy,
Bool reverse,
Bool upsidedown,
Pixel bitplane,
void *closure)
{
ScreenPtr screen = dst->pScreen;
glamor_screen_private *glamor_priv = glamor_get_screen_private(screen);
PixmapPtr dst_pixmap = glamor_get_drawable_pixmap(dst);
FbBits *src_bits;
FbStride src_stride;
int src_bpp;
int src_xoff, src_yoff;
int dst_xoff, dst_yoff;
if (gc && gc->alu != GXcopy)
goto bail;
if (gc && !glamor_pm_is_solid(gc->depth, gc->planemask))
goto bail;
glamor_make_current(glamor_priv);
glamor_prepare_access(src, GLAMOR_ACCESS_RO);
glamor_get_drawable_deltas(dst, dst_pixmap, &dst_xoff, &dst_yoff);
if (bitplane) {
PixmapPtr src_pix = fbCreatePixmap(screen, dst_pixmap->drawable.width,
dst_pixmap->drawable.height,
dst->depth, 0);
if (!src_pix) {
glamor_finish_access(src);
goto bail;
}
src_pix->drawable.x = -dst->x;
src_pix->drawable.y = -dst->y;
fbGetDrawable(&src_pix->drawable, src_bits, src_stride, src_bpp, src_xoff,
src_yoff);
if (src->bitsPerPixel > 1)
fbCopyNto1(src, &src_pix->drawable, gc, box, nbox, dx, dy,
reverse, upsidedown, bitplane, closure);
else
fbCopy1toN(src, &src_pix->drawable, gc, box, nbox, dx, dy,
reverse, upsidedown, bitplane, closure);
glamor_upload_boxes(dst_pixmap, box, nbox, src_xoff, src_yoff,
dst_xoff, dst_yoff, (uint8_t *) src_bits,
src_stride * sizeof(FbBits));
fbDestroyPixmap(src_pix);
} else {
fbGetDrawable(src, src_bits, src_stride, src_bpp, src_xoff, src_yoff);
glamor_upload_boxes(dst_pixmap, box, nbox, src_xoff + dx, src_yoff + dy,
dst_xoff, dst_yoff,
(uint8_t *) src_bits, src_stride * sizeof (FbBits));
}
glamor_finish_access(src);
return TRUE;
bail:
return FALSE;
}
