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authorDave Airlie <airlied@redhat.com>2014-09-12 08:32:40 +0400
committerDave Airlie <airlied@redhat.com>2014-09-12 11:32:12 +0400
commita9d6dd2554e35c0213382fff19f5dbf151707955 (patch)
tree5ecc4dbef0d223010e916413e45de300cbcf11e3 /drivers/gpu/drm/ast
parentfd7e0d719260259f6e4e7711bd63a4175557d559 (diff)
downloadlinux-a9d6dd2554e35c0213382fff19f5dbf151707955.tar.xz
drm/ast: switch to using CACHED by default for sysram
This fixes problems on ppc64 platforms, where we could end up using a WC mapping for migrating BOs with memcpy, when really we want to use cached memory. Tested-by: Ben Herrenschmidt <benh@kernel.crashing.org> Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/ast')
-rw-r--r--drivers/gpu/drm/ast/ast_ttm.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/gpu/drm/ast/ast_ttm.c b/drivers/gpu/drm/ast/ast_ttm.c
index 8008ea0bc76c..5098c7dd435c 100644
--- a/drivers/gpu/drm/ast/ast_ttm.c
+++ b/drivers/gpu/drm/ast/ast_ttm.c
@@ -300,9 +300,9 @@ void ast_ttm_placement(struct ast_bo *bo, int domain)
if (domain & TTM_PL_FLAG_VRAM)
bo->placements[c++].flags = TTM_PL_FLAG_WC | TTM_PL_FLAG_UNCACHED | TTM_PL_FLAG_VRAM;
if (domain & TTM_PL_FLAG_SYSTEM)
- bo->placements[c++].flags = TTM_PL_MASK_CACHING | TTM_PL_FLAG_SYSTEM;
+ bo->placements[c++].flags = TTM_PL_FLAG_CACHED | TTM_PL_FLAG_SYSTEM;
if (!c)
- bo->placements[c++].flags = TTM_PL_MASK_CACHING | TTM_PL_FLAG_SYSTEM;
+ bo->placements[c++].flags = TTM_PL_FLAG_CACHED | TTM_PL_FLAG_SYSTEM;
bo->placement.num_placement = c;
bo->placement.num_busy_placement = c;
for (i = 0; i < c; ++i) {