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authorMarek Olšák <[email protected]>2016-02-25 23:39:42 +0100
committerMarek Olšák <[email protected]>2016-03-08 20:08:52 +0100
commit3146014d5f0f68b3c7524257ca095f1b475d25f2 (patch)
tree7a2871855d3490e3e19f257a119c4b229ad7563c /src/gallium
parent14b18aba89026204043d2e0d441e6be0e1af4aca (diff)
gallium/radeon: don't use temporary buffers for persistent mappings
Cc: 11.1 11.2 <[email protected]> Reviewed-by: Michel Dänzer <[email protected]>
Diffstat (limited to 'src/gallium')
-rw-r--r--src/gallium/drivers/radeon/r600_buffer_common.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/src/gallium/drivers/radeon/r600_buffer_common.c b/src/gallium/drivers/radeon/r600_buffer_common.c
index b384baa9237..81409ced827 100644
--- a/src/gallium/drivers/radeon/r600_buffer_common.c
+++ b/src/gallium/drivers/radeon/r600_buffer_common.c
@@ -314,7 +314,8 @@ static void *r600_buffer_transfer_map(struct pipe_context *ctx,
}
}
else if ((usage & PIPE_TRANSFER_DISCARD_RANGE) &&
- !(usage & PIPE_TRANSFER_UNSYNCHRONIZED) &&
+ !(usage & (PIPE_TRANSFER_UNSYNCHRONIZED |
+ PIPE_TRANSFER_PERSISTENT)) &&
!(rscreen->debug_flags & DBG_NO_DISCARD_RANGE) &&
r600_can_dma_copy_buffer(rctx, box->x, 0, box->width)) {
assert(usage & PIPE_TRANSFER_WRITE);
@@ -341,7 +342,8 @@ static void *r600_buffer_transfer_map(struct pipe_context *ctx,
}
/* Using a staging buffer in GTT for larger reads is much faster. */
else if ((usage & PIPE_TRANSFER_READ) &&
- !(usage & PIPE_TRANSFER_WRITE) &&
+ !(usage & (PIPE_TRANSFER_WRITE |
+ PIPE_TRANSFER_PERSISTENT)) &&
rbuffer->domains == RADEON_DOMAIN_VRAM &&
r600_can_dma_copy_buffer(rctx, 0, box->x, box->width)) {
struct r600_resource *staging;