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authorChristian König <christian.koenig@amd.com>2020-09-30 11:17:44 +0200
committerChristian König <christian.koenig@amd.com>2020-10-15 12:51:13 +0200
commit1cf65c45183a6c8b4703675d40e709f7ffed935c (patch)
treed7ccbadbc5ec0a9b5954d02f209e165a7235692b /drivers/gpu/drm/drm_gem_vram_helper.c
parent1b4ea4c5980ff3a64607166298269c30a9671d33 (diff)
downloadlinux-1cf65c45183a6c8b4703675d40e709f7ffed935c.tar.bz2
drm/ttm: add caching state to ttm_bus_placement
And implement setting it up correctly in the drivers. This allows getting rid of the placement flags for this. Signed-off-by: Christian König <christian.koenig@amd.com> Reviewed-by: Michael J. Ruhl <michael.j.ruhl@intel.com> Link: https://patchwork.freedesktop.org/patch/394254/
Diffstat (limited to 'drivers/gpu/drm/drm_gem_vram_helper.c')
-rw-r--r--drivers/gpu/drm/drm_gem_vram_helper.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/gpu/drm/drm_gem_vram_helper.c b/drivers/gpu/drm/drm_gem_vram_helper.c
index ad58d0af5141..b9e7ce1adf25 100644
--- a/drivers/gpu/drm/drm_gem_vram_helper.c
+++ b/drivers/gpu/drm/drm_gem_vram_helper.c
@@ -981,6 +981,7 @@ static int bo_driver_io_mem_reserve(struct ttm_bo_device *bdev,
case TTM_PL_VRAM:
mem->bus.offset = (mem->start << PAGE_SHIFT) + vmm->vram_base;
mem->bus.is_iomem = true;
+ mem->bus.caching = ttm_write_combined;
break;
default:
return -EINVAL;