gallium/radeon: set GTT WC on tiled textures

Just for consistency. This should have no effect, because OpenGL textures
always go to VRAM.

Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Edward O'Callaghan <eocallaghan@alterapraxis.com>

diff --git a/src/gallium/drivers/radeon/r600_buffer_common.c b/src/gallium/drivers/radeon/r600_buffer_common.c
index ae4b579..47514e9 100644 (file)
--- a/src/gallium/drivers/radeon/r600_buffer_common.c
+++ b/src/gallium/drivers/radeon/r600_buffer_common.c
@@ -160,7 +160,8 @@ bool r600_init_resource(struct r600_common_screen *rscreen,
            rtex->surface.level[0].mode >= RADEON_SURF_MODE_1D) {
                res->domains = RADEON_DOMAIN_VRAM;
                flags &= ~RADEON_FLAG_CPU_ACCESS;
-               flags |= RADEON_FLAG_NO_CPU_ACCESS;
+               flags |= RADEON_FLAG_NO_CPU_ACCESS |
+                        RADEON_FLAG_GTT_WC;
        }
 
        /* If VRAM is just stolen system memory, allow both VRAM and GTT,