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@alum.mit.edu>

diff --git a/src/gallium/drivers/nouveau/nv30/nv30_screen.c b/src/gallium/drivers/nouveau/nv30/nv30_screen.c
index 2e38a1978ae256730067a8a3293bdabd5eb11e02..4b3ed7dc157bf251ca05afa91b59df0504671583 100644 (file)
--- 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: