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path: root/src/gallium/drivers/vc4/vc4_resource.c
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Diffstat (limited to 'src/gallium/drivers/vc4/vc4_resource.c')
-rw-r--r--src/gallium/drivers/vc4/vc4_resource.c137
1 files changed, 125 insertions, 12 deletions
diff --git a/src/gallium/drivers/vc4/vc4_resource.c b/src/gallium/drivers/vc4/vc4_resource.c
index c2978c0433a..fb46be3916b 100644
--- a/src/gallium/drivers/vc4/vc4_resource.c
+++ b/src/gallium/drivers/vc4/vc4_resource.c
@@ -31,12 +31,28 @@
#include "vc4_screen.h"
#include "vc4_context.h"
#include "vc4_resource.h"
+#include "vc4_tiling.h"
static void
vc4_resource_transfer_unmap(struct pipe_context *pctx,
struct pipe_transfer *ptrans)
{
struct vc4_context *vc4 = vc4_context(pctx);
+ struct vc4_transfer *trans = vc4_transfer(ptrans);
+ struct pipe_resource *prsc = ptrans->resource;
+ struct vc4_resource *rsc = vc4_resource(prsc);
+ struct vc4_resource_slice *slice = &rsc->slices[ptrans->level];
+
+ if (trans->map) {
+ if (ptrans->usage & PIPE_TRANSFER_WRITE) {
+ vc4_store_tiled_image(rsc->bo->map + slice->offset,
+ slice->stride,
+ trans->map, ptrans->stride,
+ slice->tiling, rsc->cpp,
+ &ptrans->box);
+ }
+ free(trans->map);
+ }
pipe_resource_reference(&ptrans->resource, NULL);
util_slab_free(&vc4->transfer_pool, ptrans);
@@ -51,25 +67,30 @@ vc4_resource_transfer_map(struct pipe_context *pctx,
{
struct vc4_context *vc4 = vc4_context(pctx);
struct vc4_resource *rsc = vc4_resource(prsc);
+ struct vc4_resource_slice *slice = &rsc->slices[level];
+ struct vc4_transfer *trans;
struct pipe_transfer *ptrans;
enum pipe_format format = prsc->format;
char *buf;
vc4_flush_for_bo(pctx, rsc->bo);
- ptrans = util_slab_alloc(&vc4->transfer_pool);
- if (!ptrans)
+ trans = util_slab_alloc(&vc4->transfer_pool);
+ if (!trans)
return NULL;
+ /* XXX: Handle DISCARD_WHOLE_RESOURCE, DONTBLOCK, UNSYNCHRONIZED,
+ * DISCARD_WHOLE_RESOURCE, PERSISTENT, COHERENT.
+ */
+
/* util_slab_alloc() doesn't zero: */
- memset(ptrans, 0, sizeof(*ptrans));
+ memset(trans, 0, sizeof(*trans));
+ ptrans = &trans->base;
pipe_resource_reference(&ptrans->resource, prsc);
ptrans->level = level;
ptrans->usage = usage;
ptrans->box = *box;
- ptrans->stride = rsc->slices[level].stride;
- ptrans->layer_stride = ptrans->stride;
/* Note that the current kernel implementation is synchronous, so no
* need to do syncing stuff here yet.
@@ -83,10 +104,52 @@ vc4_resource_transfer_map(struct pipe_context *pctx,
*pptrans = ptrans;
- return buf + rsc->slices[level].offset +
- box->y / util_format_get_blockheight(format) * ptrans->stride +
- box->x / util_format_get_blockwidth(format) * rsc->cpp +
- box->z * rsc->slices[level].size0;
+ if (rsc->tiled) {
+ uint32_t utile_w = vc4_utile_width(rsc->cpp);
+ uint32_t utile_h = vc4_utile_height(rsc->cpp);
+
+ /* No direct mappings of tiled, since we need to manually
+ * tile/untile.
+ */
+ if (usage & PIPE_TRANSFER_MAP_DIRECTLY)
+ return NULL;
+
+ /* We need to align the box to utile boundaries, since that's
+ * what load/store operate on.
+ */
+ uint32_t box_start_x = ptrans->box.x & (utile_w - 1);
+ uint32_t box_start_y = ptrans->box.y & (utile_h - 1);
+ ptrans->box.width += box_start_x;
+ ptrans->box.x -= box_start_x;
+ ptrans->box.height += box_start_y;
+ ptrans->box.y -= box_start_y;
+ ptrans->box.width = align(ptrans->box.width, utile_w);
+ ptrans->box.height = align(ptrans->box.height, utile_h);
+
+ ptrans->stride = ptrans->box.width * rsc->cpp;
+ ptrans->layer_stride = ptrans->stride;
+
+ trans->map = malloc(ptrans->stride * ptrans->box.height);
+ if (usage & PIPE_TRANSFER_READ) {
+ vc4_load_tiled_image(trans->map, ptrans->stride,
+ buf + slice->offset,
+ slice->stride,
+ slice->tiling, rsc->cpp,
+ &ptrans->box);
+ }
+ return (trans->map +
+ box_start_x * rsc->cpp +
+ box_start_y * ptrans->stride);
+ } else {
+ ptrans->stride = slice->stride;
+ ptrans->layer_stride = ptrans->stride;
+
+ return buf + slice->offset +
+ box->y / util_format_get_blockheight(format) * ptrans->stride +
+ box->x / util_format_get_blockwidth(format) * rsc->cpp +
+ box->z * slice->size0;
+ }
+
fail:
vc4_resource_transfer_unmap(pctx, ptrans);
@@ -130,14 +193,34 @@ vc4_setup_slices(struct vc4_resource *rsc)
uint32_t height = prsc->height0;
uint32_t depth = prsc->depth0;
uint32_t offset = 0;
+ uint32_t utile_w = vc4_utile_width(rsc->cpp);
+ uint32_t utile_h = vc4_utile_height(rsc->cpp);
for (int i = prsc->last_level; i >= 0; i--) {
struct vc4_resource_slice *slice = &rsc->slices[i];
uint32_t level_width = u_minify(width, i);
uint32_t level_height = u_minify(height, i);
+ if (rsc->tiled == VC4_TILING_FORMAT_LINEAR) {
+ slice->tiling = VC4_TILING_FORMAT_LINEAR;
+ level_width = align(level_width, 16);
+ } else {
+ if (vc4_size_is_lt(level_width, level_height,
+ rsc->cpp)) {
+ slice->tiling = VC4_TILING_FORMAT_LT;
+ level_width = align(level_width, utile_w);
+ level_height = align(level_height, utile_h);
+ } else {
+ slice->tiling = VC4_TILING_FORMAT_T;
+ level_width = align(level_width,
+ 4 * 2 * utile_w);
+ level_height = align(level_height,
+ 4 * 2 * utile_h);
+ }
+ }
+
slice->offset = offset;
- slice->stride = align(level_width * rsc->cpp, 16);
+ slice->stride = level_width * rsc->cpp;
slice->size0 = level_height * slice->stride;
/* Note, since we have cubes but no 3D, depth is invariant
@@ -180,6 +263,17 @@ vc4_resource_setup(struct pipe_screen *pscreen,
return rsc;
}
+static enum vc4_texture_data_type
+get_resource_texture_format(struct pipe_resource *prsc)
+{
+ struct vc4_resource *rsc = vc4_resource(prsc);
+
+ if (rsc->tiled)
+ return VC4_TEXTURE_TYPE_RGBA8888;
+ else
+ return VC4_TEXTURE_TYPE_RGBA32R;
+}
+
static struct pipe_resource *
vc4_resource_create(struct pipe_screen *pscreen,
const struct pipe_resource *tmpl)
@@ -187,9 +281,21 @@ vc4_resource_create(struct pipe_screen *pscreen,
struct vc4_resource *rsc = vc4_resource_setup(pscreen, tmpl);
struct pipe_resource *prsc = &rsc->base.b;
+ /* We have to make shared be untiled, since we don't have any way to
+ * communicate metadata about tiling currently.
+ */
+ if (tmpl->target == PIPE_BUFFER ||
+ (tmpl->bind & (PIPE_BIND_SCANOUT |
+ PIPE_BIND_LINEAR |
+ PIPE_BIND_SHARED |
+ PIPE_BIND_CURSOR))) {
+ rsc->tiled = false;
+ } else {
+ rsc->tiled = true;
+ }
+
vc4_setup_slices(rsc);
- rsc->tiling = VC4_TILING_FORMAT_LINEAR;
rsc->bo = vc4_bo_alloc(vc4_screen(pscreen),
rsc->slices[0].offset +
rsc->slices[0].size0 * prsc->depth0,
@@ -197,6 +303,9 @@ vc4_resource_create(struct pipe_screen *pscreen,
if (!rsc->bo)
goto fail;
+ if (tmpl->target != PIPE_BUFFER)
+ rsc->vc4_format = get_resource_texture_format(prsc);
+
return prsc;
fail:
vc4_resource_destroy(pscreen, prsc);
@@ -215,7 +324,7 @@ vc4_resource_from_handle(struct pipe_screen *pscreen,
if (!rsc)
return NULL;
- rsc->tiling = VC4_TILING_FORMAT_LINEAR;
+ rsc->tiled = false;
rsc->bo = vc4_screen_bo_from_handle(pscreen, handle, &slice->stride);
if (!rsc->bo)
goto fail;
@@ -223,6 +332,9 @@ vc4_resource_from_handle(struct pipe_screen *pscreen,
#ifdef USE_VC4_SIMULATOR
slice->stride = align(prsc->width0 * rsc->cpp, 16);
#endif
+ slice->tiling = VC4_TILING_FORMAT_LINEAR;
+
+ rsc->vc4_format = get_resource_texture_format(prsc);
return prsc;
@@ -258,6 +370,7 @@ vc4_create_surface(struct pipe_context *pctx,
psurf->u.tex.first_layer = surf_tmpl->u.tex.first_layer;
psurf->u.tex.last_layer = surf_tmpl->u.tex.last_layer;
surface->offset = rsc->slices[level].offset;
+ surface->tiling = rsc->slices[level].tiling;
return &surface->base;
}
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-04 06:06:29 +0000