[Mesa-stable] [PATCH] radv: fix binding transform feedback buffers

[Samuel Pitoiset]

The mask should be accumulated if two calls are used for
binding two buffers at different indexes. Otherwise, the
driver only accounts for the last one.

Noticed while glancing at this code.

Cc: 18.3 19.0 <mesa-stable at lists.freedesktop.org>
Signed-off-by: Samuel Pitoiset <samuel.pitoiset at gmail.com>
---
 src/amd/vulkan/radv_cmd_buffer.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/amd/vulkan/radv_cmd_buffer.c b/src/amd/vulkan/radv_cmd_buffer.c
index 5b66930d137..b8d8583c1b0 100644
--- a/src/amd/vulkan/radv_cmd_buffer.c
+++ b/src/amd/vulkan/radv_cmd_buffer.c
@@ -4987,7 +4987,7 @@ void radv_CmdBindTransformFeedbackBuffersEXT(
 		enabled_mask |= 1 << idx;
 	}
 
-	cmd_buffer->state.streamout.enabled_mask = enabled_mask;
+	cmd_buffer->state.streamout.enabled_mask |= enabled_mask;
 
 	cmd_buffer->state.dirty |= RADV_CMD_DIRTY_STREAMOUT_BUFFER;
 }
-- 
2.21.0