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authorMarek Olšák <[email protected]>2017-08-25 15:34:17 +0200
committerMarek Olšák <[email protected]>2017-08-28 21:45:32 +0200
commit28c4c55810bea494c94e02c6a54757803985655d (patch)
tree869d6318efb7db01430be07c8ebadc29a9a2e413
parent63e79a8a777b36ecb30a1f6900e6b638cb32fc5f (diff)
gallium/u_threaded: disallow discard_range if map_buffer is unsynchronized
The discard range codepath takes precedence, so if we get both unsynchronized and discard_range, choose unsynchronized. Reviewed-by: Nicolai Hähnle <[email protected]>
-rw-r--r--src/gallium/auxiliary/util/u_threaded_context.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/src/gallium/auxiliary/util/u_threaded_context.c b/src/gallium/auxiliary/util/u_threaded_context.c
index cbcd4056b29..8e3cc34f104 100644
--- a/src/gallium/auxiliary/util/u_threaded_context.c
+++ b/src/gallium/auxiliary/util/u_threaded_context.c
@@ -1337,8 +1337,10 @@ tc_improve_map_buffer_flags(struct threaded_context *tc,
usage &= ~PIPE_TRANSFER_DISCARD_RANGE;
/* Unsychronized buffer mappings don't have to synchronize the thread. */
- if (usage & PIPE_TRANSFER_UNSYNCHRONIZED)
+ if (usage & PIPE_TRANSFER_UNSYNCHRONIZED) {
+ usage &= ~PIPE_TRANSFER_DISCARD_RANGE;
usage |= TC_TRANSFER_MAP_THREADED_UNSYNC; /* notify the driver */
+ }
/* Never invalidate inside the driver and never infer "unsynchronized". */
return usage |