static Bool
gma_uxa_check_copy(PixmapPtr src, PixmapPtr dst, int alu, Pixel planemask)
{
struct gma_bo *dst_bo = gma_get_surface(dst);
struct gma_bo *src_bo = gma_get_surface(src);
if (!dst_bo || !src_bo)
return FALSE;
if (!UXA_PM_IS_SOLID ((DrawablePtr)src, planemask) || alu != GXcopy)
return FALSE;
return TRUE;
}
static Bool
intel_uxa_check_solid(DrawablePtr drawable, int alu, Pixel planemask)
{
ScrnInfoPtr scrn = xf86Screens[drawable->pScreen->myNum];
if (!UXA_PM_IS_SOLID(drawable, planemask)) {
intel_debug_fallback(scrn, "planemask is not solid\n");
return FALSE;
}
switch (drawable->bitsPerPixel) {
case 8:
case 16:
case 32:
break;
default:
return FALSE;
}
return TRUE;
}
/**
* Accelerates GetImage for solid ZPixmap downloads from framebuffer memory.
*
* This is probably the only case we actually care about. The rest fall through
* to migration and fbGetImage, which hopefully will result in migration pushing
* the pixmap out of framebuffer.
*/
void
uxa_get_image(DrawablePtr pDrawable, int x, int y, int w, int h,
unsigned int format, unsigned long planeMask, char *d)
{
ScreenPtr screen = pDrawable->pScreen;
uxa_screen_t *uxa_screen = uxa_get_screen(screen);
BoxRec Box;
PixmapPtr pPix = uxa_get_drawable_pixmap(pDrawable);
int xoff, yoff;
Bool ok;
uxa_get_drawable_deltas(pDrawable, pPix, &xoff, &yoff);
Box.x1 = pDrawable->y + x + xoff;
Box.y1 = pDrawable->y + y + yoff;
Box.x2 = Box.x1 + w;
Box.y2 = Box.y1 + h;
if (uxa_screen->info->flags & UXA_USE_GLAMOR) {
ok = 0;
if (uxa_prepare_access(pDrawable, UXA_GLAMOR_ACCESS_RW)) {
ok = glamor_get_image_nf(pDrawable, x, y, w, h,
format, planeMask, d);
uxa_finish_access(pDrawable, UXA_GLAMOR_ACCESS_RW);
}
if (!ok)
goto fallback;
return;
}
if (uxa_screen->force_fallback)
goto fallback;
pPix = uxa_get_offscreen_pixmap(pDrawable, &xoff, &yoff);
if (pPix == NULL || uxa_screen->info->get_image == NULL)
goto fallback;
/* Only cover the ZPixmap, solid copy case. */
if (format != ZPixmap || !UXA_PM_IS_SOLID(pDrawable, planeMask))
goto fallback;
/* Only try to handle the 8bpp and up cases, since we don't want to
* think about <8bpp.
*/
if (pDrawable->bitsPerPixel < 8)
goto fallback;
ok = uxa_screen->info->get_image(pPix, pDrawable->x + x + xoff,
pDrawable->y + y + yoff, w, h, d,
PixmapBytePad(w, pDrawable->depth));
if (ok)
return;
fallback:
UXA_FALLBACK(("from %p (%c)\n", pDrawable,
uxa_drawable_location(pDrawable)));
if (uxa_prepare_access(pDrawable, UXA_ACCESS_RO)) {
fbGetImage(pDrawable, x, y, w, h, format, planeMask, d);
uxa_finish_access(pDrawable, UXA_ACCESS_RO);
}
return;
}
void
uxa_copy_n_to_n(DrawablePtr pSrcDrawable,
DrawablePtr pDstDrawable,
GCPtr pGC,
BoxPtr pbox,
int nbox,
int dx,
int dy,
Bool reverse, Bool upsidedown, Pixel bitplane, void *closure)
{
ScreenPtr screen = pDstDrawable->pScreen;
uxa_screen_t *uxa_screen = uxa_get_screen(screen);
int src_off_x, src_off_y;
int dst_off_x, dst_off_y;
PixmapPtr pSrcPixmap, pDstPixmap;
if (uxa_screen->info->flags & UXA_USE_GLAMOR) {
int ok = 0;
if (uxa_prepare_access(pSrcDrawable, UXA_GLAMOR_ACCESS_RO)) {
if (uxa_prepare_access(pDstDrawable, UXA_GLAMOR_ACCESS_RW)) {
ok = glamor_copy_n_to_n_nf(pSrcDrawable, pDstDrawable,
pGC, pbox, nbox, dx, dy,
reverse, upsidedown, bitplane,
closure);
uxa_finish_access(pDstDrawable, UXA_GLAMOR_ACCESS_RW);
}
uxa_finish_access(pSrcDrawable, UXA_GLAMOR_ACCESS_RO);
}
if (!ok)
goto fallback;
return;
}
if (uxa_screen->force_fallback)
goto fallback;
pSrcPixmap = uxa_get_drawable_pixmap(pSrcDrawable);
pDstPixmap = uxa_get_drawable_pixmap(pDstDrawable);
if (!pSrcPixmap || !pDstPixmap)
goto fallback;
if (uxa_screen->info->check_copy &&
!uxa_screen->info->check_copy(pSrcPixmap, pDstPixmap,
pGC ? pGC->alu : GXcopy,
pGC ? pGC->planemask : FB_ALLONES))
goto fallback;
uxa_get_drawable_deltas(pSrcDrawable, pSrcPixmap, &src_off_x,
&src_off_y);
uxa_get_drawable_deltas(pDstDrawable, pDstPixmap, &dst_off_x,
&dst_off_y);
/* Mixed directions must be handled specially if the card is lame */
if ((uxa_screen->info->flags & UXA_TWO_BITBLT_DIRECTIONS) &&
reverse != upsidedown) {
if (uxa_copy_n_to_n_two_dir
(pSrcDrawable, pDstDrawable, pGC, pbox, nbox, dx, dy))
return;
goto fallback;
}
if (!uxa_pixmap_is_offscreen(pDstPixmap)) {
int stride, bpp;
char *dst;
if (!uxa_pixmap_is_offscreen(pSrcPixmap))
goto fallback;
if (!uxa_screen->info->get_image)
goto fallback;
/* Don't bother with under 8bpp, XYPixmaps. */
bpp = pSrcPixmap->drawable.bitsPerPixel;
if (bpp != pDstDrawable->bitsPerPixel || bpp < 8)
goto fallback;
/* Only accelerate copies: no rop or planemask. */
if (pGC && (!UXA_PM_IS_SOLID(pSrcDrawable, pGC->planemask) || pGC->alu != GXcopy))
goto fallback;
dst = pDstPixmap->devPrivate.ptr;
stride = pDstPixmap->devKind;
bpp /= 8;
while (nbox--) {
if (!uxa_screen->info->get_image(pSrcPixmap,
pbox->x1 + dx + src_off_x,
pbox->y1 + dy + src_off_y,
pbox->x2 - pbox->x1,
pbox->y2 - pbox->y1,
(char *) dst +
(pbox->y1 + dst_off_y) * stride +
(pbox->x1 + dst_off_x) * bpp,
stride))
goto fallback;
pbox++;
}
return;
}
if (uxa_pixmap_is_offscreen(pSrcPixmap)) {
if (!(*uxa_screen->info->prepare_copy) (pSrcPixmap, pDstPixmap,
reverse ? -1 : 1,
upsidedown ? -1 : 1,
pGC ? pGC->alu : GXcopy,
pGC ? pGC->
planemask : FB_ALLONES))
goto fallback;
while (nbox--) {
(*uxa_screen->info->copy) (pDstPixmap,
pbox->x1 + dx + src_off_x,
pbox->y1 + dy + src_off_y,
pbox->x1 + dst_off_x,
pbox->y1 + dst_off_y,
pbox->x2 - pbox->x1,
pbox->y2 - pbox->y1);
pbox++;
}
(*uxa_screen->info->done_copy) (pDstPixmap);
} else {
int stride, bpp;
char *src;
if (!uxa_screen->info->put_image)
goto fallback;
/* Don't bother with under 8bpp, XYPixmaps. */
bpp = pSrcPixmap->drawable.bitsPerPixel;
if (bpp != pDstDrawable->bitsPerPixel || bpp < 8)
goto fallback;
/* Only accelerate copies: no rop or planemask. */
if (pGC && (!UXA_PM_IS_SOLID(pSrcDrawable, pGC->planemask) || pGC->alu != GXcopy))
goto fallback;
src = pSrcPixmap->devPrivate.ptr;
stride = pSrcPixmap->devKind;
bpp /= 8;
while (nbox--) {
if (!uxa_screen->info->put_image(pDstPixmap,
pbox->x1 + dst_off_x,
pbox->y1 + dst_off_y,
pbox->x2 - pbox->x1,
pbox->y2 - pbox->y1,
(char *) src +
(pbox->y1 + dy + src_off_y) * stride +
(pbox->x1 + dx + src_off_x) * bpp,
stride))
goto fallback;
pbox++;
}
}
return;
fallback:
UXA_FALLBACK(("from %p to %p (%c,%c)\n", pSrcDrawable, pDstDrawable,
uxa_drawable_location(pSrcDrawable),
uxa_drawable_location(pDstDrawable)));
if (uxa_prepare_access(pDstDrawable, UXA_ACCESS_RW)) {
if (pSrcDrawable == pDstDrawable ||
uxa_prepare_access(pSrcDrawable, UXA_ACCESS_RO)) {
fbCopyNtoN(pSrcDrawable, pDstDrawable, pGC, pbox, nbox,
dx, dy, reverse, upsidedown, bitplane,
closure);
if (pSrcDrawable != pDstDrawable)
uxa_finish_access(pSrcDrawable, UXA_ACCESS_RO);
}
uxa_finish_access(pDstDrawable, UXA_ACCESS_RW);
}
}
static Bool
uxa_do_put_image(DrawablePtr pDrawable, GCPtr pGC, int depth, int x, int y,
int w, int h, int format, char *bits, int src_stride)
{
uxa_screen_t *uxa_screen = uxa_get_screen(pDrawable->pScreen);
PixmapPtr pPix;
RegionPtr pClip;
BoxPtr pbox;
int nbox;
int xoff, yoff;
int bpp = pDrawable->bitsPerPixel;
/* Don't bother with under 8bpp, XYPixmaps. */
if (format != ZPixmap || bpp < 8)
return FALSE;
if (uxa_screen->force_fallback)
return FALSE;
if (!uxa_screen->info->put_image)
return FALSE;
/* Only accelerate copies: no rop or planemask. */
if (!UXA_PM_IS_SOLID(pDrawable, pGC->planemask) || pGC->alu != GXcopy)
return FALSE;
pPix = uxa_get_offscreen_pixmap(pDrawable, &xoff, &yoff);
if (!pPix)
return FALSE;
x += pDrawable->x;
y += pDrawable->y;
pClip = fbGetCompositeClip(pGC);
for (nbox = REGION_NUM_RECTS(pClip),
pbox = REGION_RECTS(pClip); nbox--; pbox++) {
int x1 = x;
int y1 = y;
int x2 = x + w;
int y2 = y + h;
char *src;
Bool ok;
if (x1 < pbox->x1)
x1 = pbox->x1;
if (y1 < pbox->y1)
y1 = pbox->y1;
if (x2 > pbox->x2)
x2 = pbox->x2;
if (y2 > pbox->y2)
y2 = pbox->y2;
if (x1 >= x2 || y1 >= y2)
continue;
src = bits + (y1 - y) * src_stride + (x1 - x) * (bpp / 8);
ok = uxa_screen->info->put_image(pPix, x1 + xoff, y1 + yoff,
x2 - x1, y2 - y1, src,
src_stride);
/* If we fail to accelerate the upload, fall back to using
* unaccelerated fb calls.
*/
if (!ok) {
FbStip *dst;
FbStride dst_stride;
int dstBpp;
int dstXoff, dstYoff;
if (!uxa_prepare_access(pDrawable, UXA_ACCESS_RW))
return FALSE;
fbGetStipDrawable(pDrawable, dst, dst_stride, dstBpp,
dstXoff, dstYoff);
fbBltStip((FbStip *) bits +
(y1 - y) * (src_stride / sizeof(FbStip)),
src_stride / sizeof(FbStip),
(x1 - x) * dstBpp,
dst + (y1 + dstYoff) * dst_stride, dst_stride,
(x1 + dstXoff) * dstBpp, (x2 - x1) * dstBpp,
y2 - y1, GXcopy, FB_ALLONES, dstBpp);
uxa_finish_access(pDrawable, UXA_ACCESS_RW);
}
}
return TRUE;
}