Mesa (master): nv30: provide a minimum map buffer alignment

[Ilia Mirkin]

Module: Mesa
Branch: master
Commit: 54afb10f0e0a3b72a977c239c0aee04ea5dec967
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=54afb10f0e0a3b72a977c239c0aee04ea5dec967

Author: Ilia Mirkin <imirkin at alum.mit.edu>
Date:   Mon Jun 29 22:04:50 2015 -0400

nv30: provide a minimum map buffer alignment

Otherwise we return 0, which is out of spec. Return 64 like all the
other nouveau drivers.

Signed-off-by: Ilia Mirkin <imirkin at alum.mit.edu>

---

 src/gallium/drivers/nouveau/nv30/nv30_screen.c |    3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/gallium/drivers/nouveau/nv30/nv30_screen.c b/src/gallium/drivers/nouveau/nv30/nv30_screen.c
index 2e38a19..4b3ed7d 100644
--- a/src/gallium/drivers/nouveau/nv30/nv30_screen.c
+++ b/src/gallium/drivers/nouveau/nv30/nv30_screen.c
@@ -69,6 +69,8 @@ nv30_screen_get_param(struct pipe_screen *pscreen, enum pipe_cap param)
       return PIPE_ENDIAN_LITTLE;
    case PIPE_CAP_CONSTANT_BUFFER_OFFSET_ALIGNMENT:
       return 16;
+   case PIPE_CAP_MIN_MAP_BUFFER_ALIGNMENT:
+      return NOUVEAU_MIN_BUFFER_MAP_ALIGN;
    case PIPE_CAP_MAX_VIEWPORTS:
       return 1;
    case PIPE_CAP_MAX_VERTEX_ATTRIB_STRIDE:
@@ -135,7 +137,6 @@ nv30_screen_get_param(struct pipe_screen *pscreen, enum pipe_cap param)
    case PIPE_CAP_MIXED_COLORBUFFER_FORMATS:
    case PIPE_CAP_START_INSTANCE:
    case PIPE_CAP_TEXTURE_MULTISAMPLE:
-   case PIPE_CAP_MIN_MAP_BUFFER_ALIGNMENT:
    case PIPE_CAP_TEXTURE_BUFFER_OBJECTS:
    case PIPE_CAP_TEXTURE_BUFFER_OFFSET_ALIGNMENT:
    case PIPE_CAP_QUERY_PIPELINE_STATISTICS: