From: Samuel Pitoiset <samuel.pitoiset@gmail.com>
Date: Tue, 5 Mar 2019 17:09:12 +0000 (+0100)
Subject: radv: fix binding transform feedback buffers
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=4fa61273a8c8809a9ca0a1473b5e361aa5715ae0;p=mesa.git

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@lists.freedesktop.org>
Signed-off-by: Samuel Pitoiset <samuel.pitoiset@gmail.com>
Reviewed-by: Bas Nieuwenhuizen <bas@basnieuwenhuizen.nl>
---

diff --git a/src/amd/vulkan/radv_cmd_buffer.c b/src/amd/vulkan/radv_cmd_buffer.c
index ae8f50d0348..fdf3024147d 100644
--- a/src/amd/vulkan/radv_cmd_buffer.c
+++ b/src/amd/vulkan/radv_cmd_buffer.c
@@ -4993,7 +4993,7 @@ 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;
 }