[Mesa-dev] [PATCH 2/3] gallium: add PIPE_CAP_TEXTURE_BUFFER_OFFSET_ALIGNMENT

[Christoph Bumiller]

---
 src/gallium/docs/source/screen.rst   |    3 +++
 src/gallium/include/pipe/p_defines.h |    3 ++-
 2 files changed, 5 insertions(+), 1 deletions(-)

diff --git a/src/gallium/docs/source/screen.rst b/src/gallium/docs/source/screen.rst
index 6c89171..f520704 100644
--- a/src/gallium/docs/source/screen.rst
+++ b/src/gallium/docs/source/screen.rst
@@ -136,6 +136,9 @@ The integer capabilities:
   expected for a pointer returned by transfer_map if the resource is
   PIPE_BUFFER. In other words, the pointer returned by transfer_map is
   always aligned to this value.
+* ``PIPE_CAP_TEXTURE_BUFFER_OFFSET_ALIGNMENT``: Describes the required
+  alignment for pipe_sampler_view::u.buf.first_element, in bytes.
+  If a driver does not support first/last_element, it should return 0.
 
 
 .. _pipe_capf:
diff --git a/src/gallium/include/pipe/p_defines.h b/src/gallium/include/pipe/p_defines.h
index a751b8a..af8fbbf 100644
--- a/src/gallium/include/pipe/p_defines.h
+++ b/src/gallium/include/pipe/p_defines.h
@@ -492,7 +492,8 @@ enum pipe_cap {
    PIPE_CAP_TEXTURE_MULTISAMPLE = 74,
    PIPE_CAP_MIN_MAP_BUFFER_ALIGNMENT = 75,
    PIPE_CAP_CUBE_MAP_ARRAY = 76,
-   PIPE_CAP_TEXTURE_BUFFER_OBJECTS = 77
+   PIPE_CAP_TEXTURE_BUFFER_OBJECTS = 77,
+   PIPE_CAP_TEXTURE_BUFFER_OFFSET_ALIGNMENT = 78
 };
 
 /**
-- 
1.7.3.4