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-rw-r--r--src/gallium/drivers/radeon/r600_texture.c22
1 files changed, 9 insertions, 13 deletions
diff --git a/src/gallium/drivers/radeon/r600_texture.c b/src/gallium/drivers/radeon/r600_texture.c
index a00dedcd3ec..e2955aa8956 100644
--- a/src/gallium/drivers/radeon/r600_texture.c
+++ b/src/gallium/drivers/radeon/r600_texture.c
@@ -1237,6 +1237,8 @@ static void *r600_texture_transfer_map(struct pipe_context *ctx,
unsigned offset = 0;
char *map;
+ assert(!(texture->flags & R600_RESOURCE_FLAG_TRANSFER));
+
/* We cannot map a tiled texture directly because the data is
* in a different order, therefore we do detiling using a blit.
*
@@ -1257,10 +1259,6 @@ static void *r600_texture_transfer_map(struct pipe_context *ctx,
use_staging_texture = TRUE;
}
- if (texture->flags & R600_RESOURCE_FLAG_TRANSFER) {
- use_staging_texture = FALSE;
- }
-
trans = CALLOC_STRUCT(r600_transfer);
if (!trans)
return NULL;
@@ -1327,6 +1325,7 @@ static void *r600_texture_transfer_map(struct pipe_context *ctx,
trans->transfer.stride = staging_depth->surface.level[level].pitch_bytes;
trans->transfer.layer_stride = staging_depth->surface.level[level].slice_size;
trans->staging = (struct r600_resource*)staging_depth;
+ buf = trans->staging;
} else if (use_staging_texture) {
struct pipe_resource resource;
struct r600_texture *staging;
@@ -1346,21 +1345,18 @@ static void *r600_texture_transfer_map(struct pipe_context *ctx,
trans->staging = &staging->resource;
trans->transfer.stride = staging->surface.level[0].pitch_bytes;
trans->transfer.layer_stride = staging->surface.level[0].slice_size;
- if (usage & PIPE_TRANSFER_READ) {
+
+ if (usage & PIPE_TRANSFER_READ)
r600_copy_to_staging_texture(ctx, trans);
- }
+ else
+ usage |= PIPE_TRANSFER_UNSYNCHRONIZED;
+
+ buf = trans->staging;
} else {
/* the resource is mapped directly */
trans->transfer.stride = rtex->surface.level[level].pitch_bytes;
trans->transfer.layer_stride = rtex->surface.level[level].slice_size;
offset = r600_texture_get_offset(rtex, level, box);
- }
-
- if (trans->staging) {
- buf = trans->staging;
- if (!rtex->is_depth && !(usage & PIPE_TRANSFER_READ))
- usage |= PIPE_TRANSFER_UNSYNCHRONIZED;
- } else {
buf = &rtex->resource;
}