From: Zack Rusin <zackr@vmware.com>
Date: Wed, 4 Nov 2009 23:08:44 +0000 (-0500)
Subject: st/xorg: these flushes shouldn't be necessary
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=4c5a758d064d1a8fca245d4ffeb2f80ba8c781e3;p=mesa.git

st/xorg: these flushes shouldn't be necessary

performance optimization
---

diff --git a/src/gallium/state_trackers/xorg/xorg_composite.c b/src/gallium/state_trackers/xorg/xorg_composite.c
index 1bc3350e8b6..a8d779b8ad1 100644
--- a/src/gallium/state_trackers/xorg/xorg_composite.c
+++ b/src/gallium/state_trackers/xorg/xorg_composite.c
@@ -290,12 +290,6 @@ bind_samplers(struct exa_context *exa, int op,
    memset(&src_sampler, 0, sizeof(struct pipe_sampler_state));
    memset(&mask_sampler, 0, sizeof(struct pipe_sampler_state));
 
-   if ((pSrc && exa->pipe->is_texture_referenced(exa->pipe, pSrc->tex, 0, 0) &
-        PIPE_REFERENCED_FOR_WRITE) ||
-       (pMask && exa->pipe->is_texture_referenced(exa->pipe, pMask->tex, 0, 0) &
-        PIPE_REFERENCED_FOR_WRITE))
-      exa->pipe->flush(exa->pipe, PIPE_FLUSH_RENDER_CACHE, NULL);
-
    if (pSrcPicture && pSrc) {
       if (exa->has_solid_color) {
          debug_assert(!"solid color with textures");