Mesa (master): i965/barrier: Do the correct flushes for texture updates
Kenneth Graunke
kwg at kemper.freedesktop.org
Fri Oct 13 04:44:56 UTC 2017
Module: Mesa
Branch: master
Commit: 45991479a3f83501652240a66424a7b64a93e4d7
URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=45991479a3f83501652240a66424a7b64a93e4d7
Author: Jason Ekstrand <jason.ekstrand at intel.com>
Date: Wed Jun 14 22:27:20 2017 -0700
i965/barrier: Do the correct flushes for texture updates
Texture uploads and downloads may go through the render pipe which may
result in texturing from or rendering to the texture or the PBO. We
need to flush accordingly.
Reviewed-by: Topi Pohjolainen <topi.pohjolainen at intel.com>
Reviewed-by: Kenneth Graunke <kenneth at whitecape.org>
---
src/mesa/drivers/dri/i965/brw_program.c | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/src/mesa/drivers/dri/i965/brw_program.c b/src/mesa/drivers/dri/i965/brw_program.c
index 9ec2917c90..3743fa9b5e 100644
--- a/src/mesa/drivers/dri/i965/brw_program.c
+++ b/src/mesa/drivers/dri/i965/brw_program.c
@@ -268,8 +268,10 @@ brw_memory_barrier(struct gl_context *ctx, GLbitfield barriers)
if (barriers & GL_TEXTURE_FETCH_BARRIER_BIT)
bits |= PIPE_CONTROL_TEXTURE_CACHE_INVALIDATE;
- if (barriers & GL_TEXTURE_UPDATE_BARRIER_BIT)
- bits |= PIPE_CONTROL_RENDER_TARGET_FLUSH;
+ if (barriers & (GL_TEXTURE_UPDATE_BARRIER_BIT |
+ GL_PIXEL_BUFFER_BARRIER_BIT))
+ bits |= (PIPE_CONTROL_TEXTURE_CACHE_INVALIDATE |
+ PIPE_CONTROL_RENDER_TARGET_FLUSH);
if (barriers & GL_FRAMEBUFFER_BARRIER_BIT)
bits |= (PIPE_CONTROL_DEPTH_CACHE_FLUSH |
More information about the mesa-commit
mailing list