struct kgem_bo *
sna_video_buffer(struct sna_video *video,
struct sna_video_frame *frame)
{
/* Free the current buffer if we're going to have to reallocate */
if (video->buf && __kgem_bo_size(video->buf) < frame->size)
sna_video_free_buffers(video);
if (video->buf && video->buf->scanout) {
if (frame->width != video->width ||
frame->height != video->height ||
frame->id != video->format)
sna_video_free_buffers(video);
}
if (video->buf == NULL) {
if (video->tiled) {
video->buf = kgem_create_2d(&video->sna->kgem,
frame->width, frame->height, 32,
I915_TILING_X, CREATE_EXACT);
} else {
video->buf = kgem_create_linear(&video->sna->kgem, frame->size,
CREATE_GTT_MAP);
}
}
video->width = frame->width;
video->height = frame->height;
video->format = frame->id;
return video->buf;
}
struct kgem_bo *
sna_video_buffer(struct sna *sna,
struct sna_video *video,
struct sna_video_frame *frame)
{
/* Free the current buffer if we're going to have to reallocate */
if (video->buf && __kgem_bo_size(video->buf) < frame->size)
sna_video_free_buffers(sna, video);
if (video->buf == NULL) {
if (video->tiled) {
video->buf = kgem_create_2d(&sna->kgem,
frame->width, frame->height, 32,
I915_TILING_X, CREATE_EXACT);
} else {
video->buf = kgem_create_linear(&sna->kgem, frame->size,
CREATE_GTT_MAP);
}
}
return video->buf;
}
static bool
sna_tiling_blt_copy_boxes__with_alpha(struct sna *sna, uint8_t alu,
struct kgem_bo *src_bo, int16_t src_dx, int16_t src_dy,
struct kgem_bo *dst_bo, int16_t dst_dx, int16_t dst_dy,
int bpp, int alpha_fixup,
const BoxRec *box, int nbox)
{
RegionRec region, tile, this;
struct kgem_bo *bo;
int max_size, step;
bool ret = false;
if (wedged(sna) ||
!kgem_bo_can_blt(&sna->kgem, src_bo) ||
!kgem_bo_can_blt(&sna->kgem, dst_bo)) {
/* XXX */
DBG(("%s: tiling blt fail: src?=%d, dst?=%d\n",
__FUNCTION__,
kgem_bo_can_blt(&sna->kgem, src_bo),
kgem_bo_can_blt(&sna->kgem, dst_bo)));
return false;
}
max_size = sna->kgem.aperture_high * PAGE_SIZE;
max_size -= MAX(kgem_bo_size(src_bo), kgem_bo_size(dst_bo));
if (max_size <= 0) {
DBG(("%s: tiles cannot fit into aperture\n", __FUNCTION__));
return false;
}
if (max_size > sna->kgem.max_copy_tile_size)
max_size = sna->kgem.max_copy_tile_size;
pixman_region_init_rects(®ion, box, nbox);
/* Use a small step to accommodate enlargement through tile alignment */
step = sna->render.max_3d_size;
if (region.extents.x1 & (8*512 / bpp - 1) || region.extents.y1 & 63)
step /= 2;
while (step * step * 4 > max_size)
step /= 2;
if (sna->kgem.gen < 033)
step /= 2; /* accommodate severe fence restrictions */
if (step == 0) {
DBG(("%s: tiles cannot fit into aperture\n", __FUNCTION__));
return false;
}
DBG(("%s (alu=%d), tile.size=%d, box=%dx[(%d, %d), (%d, %d)])\n",
__FUNCTION__, alu, step, nbox,
region.extents.x1, region.extents.y1,
region.extents.x2, region.extents.y2));
for (tile.extents.y1 = tile.extents.y2 = region.extents.y1;
tile.extents.y2 < region.extents.y2;
tile.extents.y1 = tile.extents.y2) {
int y2 = tile.extents.y1 + step;
if (y2 > region.extents.y2)
y2 = region.extents.y2;
tile.extents.y2 = y2;
for (tile.extents.x1 = tile.extents.x2 = region.extents.x1;
tile.extents.x2 < region.extents.x2;
tile.extents.x1 = tile.extents.x2) {
int w, h;
int x2 = tile.extents.x1 + step;
if (x2 > region.extents.x2)
x2 = region.extents.x2;
tile.extents.x2 = x2;
tile.data = NULL;
RegionNull(&this);
RegionIntersect(&this, ®ion, &tile);
if (RegionNil(&this))
continue;
w = this.extents.x2 - this.extents.x1;
h = this.extents.y2 - this.extents.y1;
bo = kgem_create_2d(&sna->kgem, w, h, bpp,
kgem_choose_tiling(&sna->kgem,
I915_TILING_X,
w, h, bpp),
CREATE_TEMPORARY);
if (bo) {
int16_t dx = this.extents.x1;
int16_t dy = this.extents.y1;
assert(bo->pitch <= 8192);
assert(bo->tiling != I915_TILING_Y);
if (!sna_blt_copy_boxes(sna, GXcopy,
src_bo, src_dx, src_dy,
bo, -dx, -dy,
bpp, REGION_RECTS(&this), REGION_NUM_RECTS(&this)))
goto err;
if (!sna_blt_copy_boxes__with_alpha(sna, alu,
bo, -dx, -dy,
dst_bo, dst_dx, dst_dy,
bpp, alpha_fixup,
REGION_RECTS(&this), REGION_NUM_RECTS(&this)))
goto err;
kgem_bo_destroy(&sna->kgem, bo);
}
RegionUninit(&this);
}
}
ret = true;
goto done;
err:
kgem_bo_destroy(&sna->kgem, bo);
RegionUninit(&this);
done:
pixman_region_fini(®ion);
return ret;
}
bool
sna_tiling_fill_boxes(struct sna *sna,
CARD8 op,
PictFormat format,
const xRenderColor *color,
PixmapPtr dst, struct kgem_bo *dst_bo,
const BoxRec *box, int n)
{
RegionRec region, tile, this;
struct kgem_bo *bo;
int step;
bool ret = false;
pixman_region_init_rects(®ion, box, n);
/* Use a small step to accommodate enlargement through tile alignment */
step = sna->render.max_3d_size;
if (region.extents.x1 & (8*512 / dst->drawable.bitsPerPixel - 1) ||
region.extents.y1 & 63)
step /= 2;
while (step * step * 4 > sna->kgem.max_copy_tile_size)
step /= 2;
DBG(("%s (op=%d, format=%x, color=(%04x,%04x,%04x, %04x), tile.size=%d, box=%dx[(%d, %d), (%d, %d)])\n",
__FUNCTION__, op, (int)format,
color->red, color->green, color->blue, color->alpha,
step, n,
region.extents.x1, region.extents.y1,
region.extents.x2, region.extents.y2));
for (tile.extents.y1 = tile.extents.y2 = region.extents.y1;
tile.extents.y2 < region.extents.y2;
tile.extents.y1 = tile.extents.y2) {
int y2 = tile.extents.y1 + step;
if (y2 > region.extents.y2)
y2 = region.extents.y2;
tile.extents.y2 = y2;
for (tile.extents.x1 = tile.extents.x2 = region.extents.x1;
tile.extents.x2 < region.extents.x2;
tile.extents.x1 = tile.extents.x2) {
PixmapRec tmp;
int x2 = tile.extents.x1 + step;
if (x2 > region.extents.x2)
x2 = region.extents.x2;
tile.extents.x2 = x2;
tile.data = NULL;
RegionNull(&this);
RegionIntersect(&this, ®ion, &tile);
if (RegionNil(&this))
continue;
tmp.drawable.width = this.extents.x2 - this.extents.x1;
tmp.drawable.height = this.extents.y2 - this.extents.y1;
tmp.drawable.depth = dst->drawable.depth;
tmp.drawable.bitsPerPixel = dst->drawable.bitsPerPixel;
tmp.devPrivate.ptr = NULL;
bo = kgem_create_2d(&sna->kgem,
tmp.drawable.width,
tmp.drawable.height,
dst->drawable.bitsPerPixel,
kgem_choose_tiling(&sna->kgem,
I915_TILING_X,
tmp.drawable.width,
tmp.drawable.height,
dst->drawable.bitsPerPixel),
CREATE_TEMPORARY);
if (bo) {
int16_t dx = this.extents.x1;
int16_t dy = this.extents.y1;
assert(kgem_bo_can_blt(&sna->kgem, bo));
if (!sna->render.copy_boxes(sna, GXcopy,
dst, dst_bo, 0, 0,
&tmp, bo, -dx, -dy,
REGION_RECTS(&this), REGION_NUM_RECTS(&this), 0))
goto err;
RegionTranslate(&this, -dx, -dy);
if (!sna->render.fill_boxes(sna, op, format, color,
&tmp, bo,
REGION_RECTS(&this), REGION_NUM_RECTS(&this)))
goto err;
if (!sna->render.copy_boxes(sna, GXcopy,
&tmp, bo, 0, 0,
dst, dst_bo, dx, dy,
REGION_RECTS(&this), REGION_NUM_RECTS(&this), 0))
goto err;
kgem_bo_destroy(&sna->kgem, bo);
}
RegionUninit(&this);
}
}
ret = true;
goto done;
err:
kgem_bo_destroy(&sna->kgem, bo);
RegionUninit(&this);
done:
pixman_region_fini(®ion);
return ret;
}
bool
sna_tiling_copy_boxes(struct sna *sna, uint8_t alu,
PixmapPtr src, struct kgem_bo *src_bo, int16_t src_dx, int16_t src_dy,
PixmapPtr dst, struct kgem_bo *dst_bo, int16_t dst_dx, int16_t dst_dy,
const BoxRec *box, int n)
{
BoxRec extents, tile, stack[64], *clipped, *c;
PixmapRec p;
int i, step, tiling;
bool create = true;
bool ret = false;
extents = box[0];
for (i = 1; i < n; i++) {
if (box[i].x1 < extents.x1)
extents.x1 = box[i].x1;
if (box[i].y1 < extents.y1)
extents.y1 = box[i].y1;
if (box[i].x2 > extents.x2)
extents.x2 = box[i].x2;
if (box[i].y2 > extents.y2)
extents.y2 = box[i].y2;
}
tiling = I915_TILING_X;
if (!kgem_bo_can_blt(&sna->kgem, src_bo) ||
!kgem_bo_can_blt(&sna->kgem, dst_bo))
tiling = I915_TILING_Y;
create = (src_bo->pitch > sna->render.max_3d_pitch ||
dst_bo->pitch > sna->render.max_3d_pitch);
step = sna->render.max_3d_size / 2;
if (create) {
while (step * step * 4 > sna->kgem.max_upload_tile_size)
step /= 2;
}
DBG(("%s: tiling copy %dx%d, %s %dx%d %c tiles\n", __FUNCTION__,
extents.x2-extents.x1, extents.y2-extents.y1,
create ? "creating" : "using",
step, step, tiling == I915_TILING_X ? 'X' : 'Y'));
if (n > ARRAY_SIZE(stack)) {
clipped = malloc(sizeof(BoxRec) * n);
if (clipped == NULL)
goto tiled_error;
} else
clipped = stack;
p.drawable.depth = src->drawable.depth;
p.drawable.bitsPerPixel = src->drawable.bitsPerPixel;
p.devPrivate.ptr = NULL;
for (tile.y1 = extents.y1; tile.y1 < extents.y2; tile.y1 = tile.y2) {
int y2 = tile.y1 + step;
if (y2 > extents.y2)
y2 = extents.y2;
tile.y2 = y2;
for (tile.x1 = extents.x1; tile.x1 < extents.x2; tile.x1 = tile.x2) {
struct kgem_bo *tmp_bo;
int x2 = tile.x1 + step;
if (x2 > extents.x2)
x2 = extents.x2;
tile.x2 = x2;
c = clipped;
for (i = 0; i < n; i++) {
*c = box[i];
if (!box_intersect(c, &tile))
continue;
DBG(("%s: box(%d, %d), (%d, %d), src=(%d, %d), dst=(%d, %d)\n",
__FUNCTION__,
c->x1, c->y1,
c->x2, c->y2,
src_dx, src_dy,
c->x1 - tile.x1,
c->y1 - tile.y1));
c++;
}
if (c == clipped)
continue;
p.drawable.width = tile.x2 - tile.x1;
p.drawable.height = tile.y2 - tile.y1;
DBG(("%s: tile (%d, %d), (%d, %d)\n",
__FUNCTION__, tile.x1, tile.y1, tile.x2, tile.y2));
if (create) {
tmp_bo = kgem_create_2d(&sna->kgem,
p.drawable.width,
p.drawable.height,
p.drawable.bitsPerPixel,
tiling, CREATE_TEMPORARY);
if (!tmp_bo)
goto tiled_error;
i = (sna->render.copy_boxes(sna, GXcopy,
src, src_bo, src_dx, src_dy,
&p, tmp_bo, -tile.x1, -tile.y1,
clipped, c - clipped, 0) &&
sna->render.copy_boxes(sna, alu,
&p, tmp_bo, -tile.x1, -tile.y1,
dst, dst_bo, dst_dx, dst_dy,
clipped, c - clipped, 0));
kgem_bo_destroy(&sna->kgem, tmp_bo);
} else {
i = sna->render.copy_boxes(sna, GXcopy,
src, src_bo, src_dx, src_dy,
dst, dst_bo, dst_dx, dst_dy,
clipped, c - clipped, 0);
}
if (!i)
goto tiled_error;
}
}
ret = true;
tiled_error:
if (clipped != stack)
free(clipped);
return ret;
}
bool sna_tiling_blt_copy_boxes(struct sna *sna, uint8_t alu,
struct kgem_bo *src_bo, int16_t src_dx, int16_t src_dy,
struct kgem_bo *dst_bo, int16_t dst_dx, int16_t dst_dy,
int bpp, const BoxRec *box, int nbox)
{
RegionRec region, tile, this;
struct kgem_bo *bo;
int step;
bool ret = false;
if (!kgem_bo_can_blt(&sna->kgem, src_bo) ||
!kgem_bo_can_blt(&sna->kgem, dst_bo)) {
/* XXX */
DBG(("%s: tiling blt fail: src?=%d, dst?=%d\n",
__FUNCTION__,
kgem_bo_can_blt(&sna->kgem, src_bo),
kgem_bo_can_blt(&sna->kgem, dst_bo)));
return false;
}
pixman_region_init_rects(®ion, box, nbox);
/* Use a small step to accommodate enlargement through tile alignment */
step = sna->render.max_3d_size;
if (region.extents.x1 & (8*512 / bpp - 1) || region.extents.y1 & 63)
step /= 2;
while (step * step * 4 > sna->kgem.max_copy_tile_size)
step /= 2;
DBG(("%s (alu=%d), tile.size=%d, box=%dx[(%d, %d), (%d, %d)])\n",
__FUNCTION__, alu, step, nbox,
region.extents.x1, region.extents.y1,
region.extents.x2, region.extents.y2));
for (tile.extents.y1 = tile.extents.y2 = region.extents.y1;
tile.extents.y2 < region.extents.y2;
tile.extents.y1 = tile.extents.y2) {
tile.extents.y2 = tile.extents.y1 + step;
if (tile.extents.y2 > region.extents.y2)
tile.extents.y2 = region.extents.y2;
for (tile.extents.x1 = tile.extents.x2 = region.extents.x1;
tile.extents.x2 < region.extents.x2;
tile.extents.x1 = tile.extents.x2) {
int w, h;
tile.extents.x2 = tile.extents.x1 + step;
if (tile.extents.x2 > region.extents.x2)
tile.extents.x2 = region.extents.x2;
tile.data = NULL;
RegionNull(&this);
RegionIntersect(&this, ®ion, &tile);
if (!RegionNotEmpty(&this))
continue;
w = this.extents.x2 - this.extents.x1;
h = this.extents.y2 - this.extents.y1;
bo = kgem_create_2d(&sna->kgem, w, h, bpp,
kgem_choose_tiling(&sna->kgem,
I915_TILING_X,
w, h, bpp),
CREATE_TEMPORARY);
if (bo) {
int16_t dx = this.extents.x1;
int16_t dy = this.extents.y1;
assert(bo->pitch <= 8192);
assert(bo->tiling != I915_TILING_Y);
if (!sna_blt_copy_boxes(sna, alu,
src_bo, src_dx, src_dy,
bo, -dx, -dy,
bpp, REGION_RECTS(&this), REGION_NUM_RECTS(&this)))
goto err;
if (!sna_blt_copy_boxes(sna, alu,
bo, -dx, -dy,
dst_bo, dst_dx, dst_dy,
bpp, REGION_RECTS(&this), REGION_NUM_RECTS(&this)))
goto err;
kgem_bo_destroy(&sna->kgem, bo);
}
RegionUninit(&this);
}
}
ret = true;
goto done;
err:
kgem_bo_destroy(&sna->kgem, bo);
RegionUninit(&this);
done:
pixman_region_fini(®ion);
return ret;
}
