Mesa (18.3): radv: fix binding transform feedback buffers

[GitLab Mirror]

Module: Mesa
Branch: 18.3
Commit: 96a01a5eed07fc68b7df819f0413900d9b97b385
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=96a01a5eed07fc68b7df819f0413900d9b97b385

Author: Samuel Pitoiset <samuel.pitoiset at gmail.com>
Date:   Tue Mar  5 18:09:12 2019 +0100

radv: fix binding transform feedback buffers

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>
Reviewed-by: Bas Nieuwenhuizen <bas at basnieuwenhuizen.nl>
(cherry picked from commit 4fa61273a8c8809a9ca0a1473b5e361aa5715ae0)

---

 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 584ae9fd678..e874489b109 100644
--- a/src/amd/vulkan/radv_cmd_buffer.c
+++ b/src/amd/vulkan/radv_cmd_buffer.c
@@ -4710,7 +4710,7 @@ 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;
 }