Mesa (master): gallium/docs: document that TXF is used with PIPE_BUFFER resources

[Brian Paul]

Module: Mesa
Branch: master
Commit: e54fe78e0e131635a62bcbf49b923a118ca1926f
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=e54fe78e0e131635a62bcbf49b923a118ca1926f

Author: Brian Paul <brianp at vmware.com>
Date:   Fri Jun 30 09:23:43 2017 -0600

gallium/docs: document that TXF is used with PIPE_BUFFER resources

Reviewed-by: Roland Scheidegger <sroland at vmware.com>

---

 src/gallium/docs/source/tgsi.rst | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/gallium/docs/source/tgsi.rst b/src/gallium/docs/source/tgsi.rst
index fab001293e..6214de3df0 100644
--- a/src/gallium/docs/source/tgsi.rst
+++ b/src/gallium/docs/source/tgsi.rst
@@ -939,7 +939,8 @@ XXX doesn't look like most of the opcodes really belong here.
 .. opcode:: TXF - Texel Fetch
 
   As per NV_gpu_shader4, extract a single texel from a specified texture
-  image. The source sampler may not be a CUBE or SHADOW.  src 0 is a
+  image or PIPE_BUFFER resource. The source sampler may not be a CUBE or
+  SHADOW.  src 0 is a
   four-component signed integer vector used to identify the single texel
   accessed. 3 components + level.  Just like texture instructions, an optional
   offset vector is provided, which is subject to various driver restrictions