diff options
Diffstat (limited to 'src/gallium/drivers/vc4/vc4_resource.c')
| -rw-r--r-- | src/gallium/drivers/vc4/vc4_resource.c | 110 |
1 files changed, 102 insertions, 8 deletions
diff --git a/src/gallium/drivers/vc4/vc4_resource.c b/src/gallium/drivers/vc4/vc4_resource.c index 90f8f31f08f..e7069a4e9ff 100644 --- a/src/gallium/drivers/vc4/vc4_resource.c +++ b/src/gallium/drivers/vc4/vc4_resource.c @@ -22,6 +22,7 @@ * IN THE SOFTWARE. */ +#include "util/u_blit.h" #include "util/u_memory.h" #include "util/u_format.h" #include "util/u_inlines.h" @@ -72,11 +73,18 @@ vc4_resource_transfer_unmap(struct pipe_context *pctx, { 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) { + struct vc4_resource *rsc; + struct vc4_resource_slice *slice; + if (trans->ss_resource) { + rsc = vc4_resource(trans->ss_resource); + slice = &rsc->slices[0]; + } else { + rsc = vc4_resource(ptrans->resource); + slice = &rsc->slices[ptrans->level]; + } + if (ptrans->usage & PIPE_TRANSFER_WRITE) { vc4_store_tiled_image(rsc->bo->map + slice->offset + ptrans->box.z * rsc->cube_map_stride, @@ -88,10 +96,52 @@ vc4_resource_transfer_unmap(struct pipe_context *pctx, free(trans->map); } + if (trans->ss_resource && (ptrans->usage & PIPE_TRANSFER_WRITE)) { + struct pipe_blit_info blit; + memset(&blit, 0, sizeof(blit)); + + blit.src.resource = trans->ss_resource; + blit.src.format = trans->ss_resource->format; + blit.src.box.width = trans->ss_box.width; + blit.src.box.height = trans->ss_box.height; + blit.src.box.depth = 1; + + blit.dst.resource = ptrans->resource; + blit.dst.format = ptrans->resource->format; + blit.dst.level = ptrans->level; + blit.dst.box = trans->ss_box; + + blit.mask = util_format_get_mask(ptrans->resource->format); + blit.filter = PIPE_TEX_FILTER_NEAREST; + + pctx->blit(pctx, &blit); + vc4_flush(pctx); + + pipe_resource_reference(&trans->ss_resource, NULL); + } + pipe_resource_reference(&ptrans->resource, NULL); util_slab_free(&vc4->transfer_pool, ptrans); } +static struct pipe_resource * +vc4_get_temp_resource(struct pipe_context *pctx, + struct pipe_resource *prsc, + const struct pipe_box *box) +{ + struct pipe_resource temp_setup; + + memset(&temp_setup, 0, sizeof(temp_setup)); + temp_setup.target = prsc->target; + temp_setup.format = prsc->format; + temp_setup.width0 = box->width; + temp_setup.height0 = box->height; + temp_setup.depth0 = 1; + temp_setup.array_size = 1; + + return pctx->screen->resource_create(pctx->screen, &temp_setup); +} + static void * vc4_resource_transfer_map(struct pipe_context *pctx, struct pipe_resource *prsc, @@ -101,7 +151,6 @@ 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; @@ -155,6 +204,50 @@ vc4_resource_transfer_map(struct pipe_context *pctx, ptrans->usage = usage; ptrans->box = *box; + /* If the resource is multisampled, we need to resolve to single + * sample. This seems like it should be handled at a higher layer. + */ + if (prsc->nr_samples) { + trans->ss_resource = vc4_get_temp_resource(pctx, prsc, box); + if (!trans->ss_resource) + goto fail; + assert(!trans->ss_resource->nr_samples); + + /* The ptrans->box gets modified for tile alignment, so save + * the original box for unmap time. + */ + trans->ss_box = *box; + + if (usage & PIPE_TRANSFER_READ) { + struct pipe_blit_info blit; + memset(&blit, 0, sizeof(blit)); + + blit.src.resource = ptrans->resource; + blit.src.format = ptrans->resource->format; + blit.src.level = ptrans->level; + blit.src.box = trans->ss_box; + + blit.dst.resource = trans->ss_resource; + blit.dst.format = trans->ss_resource->format; + blit.dst.box.width = trans->ss_box.width; + blit.dst.box.height = trans->ss_box.height; + blit.dst.box.depth = 1; + + blit.mask = util_format_get_mask(prsc->format); + blit.filter = PIPE_TEX_FILTER_NEAREST; + + pctx->blit(pctx, &blit); + vc4_flush(pctx); + } + + /* The rest of the mapping process should use our temporary. */ + prsc = trans->ss_resource; + rsc = vc4_resource(prsc); + ptrans->box.x = 0; + ptrans->box.y = 0; + ptrans->box.z = 0; + } + /* Note that the current kernel implementation is synchronous, so no * need to do syncing stuff here yet. */ @@ -170,6 +263,7 @@ vc4_resource_transfer_map(struct pipe_context *pctx, *pptrans = ptrans; + struct vc4_resource_slice *slice = &rsc->slices[level]; if (rsc->tiled) { uint32_t utile_w = vc4_utile_width(rsc->cpp); uint32_t utile_h = vc4_utile_height(rsc->cpp); @@ -203,7 +297,7 @@ vc4_resource_transfer_map(struct pipe_context *pctx, ptrans->box.height != orig_height) { vc4_load_tiled_image(trans->map, ptrans->stride, buf + slice->offset + - box->z * rsc->cube_map_stride, + ptrans->box.z * rsc->cube_map_stride, slice->stride, slice->tiling, rsc->cpp, &ptrans->box); @@ -216,9 +310,9 @@ vc4_resource_transfer_map(struct pipe_context *pctx, 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 * rsc->cube_map_stride; + ptrans->box.y / util_format_get_blockheight(format) * ptrans->stride + + ptrans->box.x / util_format_get_blockwidth(format) * rsc->cpp + + ptrans->box.z * rsc->cube_map_stride; } |