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authorDave Airlie <airlied@redhat.com>2020-10-20 11:03:15 +1000
committerDave Airlie <airlied@redhat.com>2020-10-21 13:43:43 +1000
commit29a1d482e4044ab76d0c0f6341212f1a51f48236 (patch)
treed50578334cc3944eb1fccf0bc7147b9103182456 /drivers/gpu/drm/radeon/radeon_ttm.c
parenta2dcf77f7583e13510da0f0ab75a2230f1af915c (diff)
drm/ttm: add move to system into drivers
This moves the to system move into the drivers, and moves all the unbinds in the move path under driver control Note: radeon/nouveau already wait so don't duplicate it. Reviewed-by: Christian König <christian.koenig@amd.com> Signed-off-by: Dave Airlie <airlied@redhat.com> Link: https://patchwork.freedesktop.org/patch/msgid/20201020010319.1692445-4-airlied@gmail.com
Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_ttm.c')
-rw-r--r--drivers/gpu/drm/radeon/radeon_ttm.c12
1 files changed, 7 insertions, 5 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_ttm.c b/drivers/gpu/drm/radeon/radeon_ttm.c
index c1cdee33be11..42c85afe7955 100644
--- a/drivers/gpu/drm/radeon/radeon_ttm.c
+++ b/drivers/gpu/drm/radeon/radeon_ttm.c
@@ -59,6 +59,8 @@ static void radeon_ttm_debugfs_fini(struct radeon_device *rdev);
static int radeon_ttm_tt_bind(struct ttm_bo_device *bdev,
struct ttm_tt *ttm,
struct ttm_resource *bo_mem);
+static void radeon_ttm_tt_unbind(struct ttm_bo_device *bdev,
+ struct ttm_tt *ttm);
struct radeon_device *radeon_get_rdev(struct ttm_bo_device *bdev)
{
@@ -244,10 +246,12 @@ static int radeon_move_vram_ram(struct ttm_buffer_object *bo,
if (unlikely(r)) {
goto out_cleanup;
}
- r = ttm_bo_move_to_system(bo, ctx);
+ r = ttm_bo_wait_ctx(bo, ctx);
if (unlikely(r))
goto out_cleanup;
+ radeon_ttm_tt_unbind(bo->bdev, bo->ttm);
+ ttm_resource_free(bo, &bo->mem);
ttm_bo_assign_mem(bo, new_mem);
out_cleanup:
ttm_resource_free(bo, &tmp_mem);
@@ -329,10 +333,8 @@ static int radeon_bo_move(struct ttm_buffer_object *bo, bool evict,
if (old_mem->mem_type == TTM_PL_TT &&
new_mem->mem_type == TTM_PL_SYSTEM) {
- r = ttm_bo_move_to_system(bo, ctx);
- if (r)
- return r;
-
+ radeon_ttm_tt_unbind(bo->bdev, bo->ttm);
+ ttm_resource_free(bo, &bo->mem);
ttm_bo_assign_mem(bo, new_mem);
return 0;
}