[Why]
So we're not racing with userspace or deadlocking DM.
[How]
These flags are now stored on dm_plane_state itself and acquried and
validated during commit_check, so just use those instead.
Cc: Daniel Vetter <daniel.vet...@ffwll.ch>
Cc: Bhawanpreet Lakha <bhawanpreet.la...@amd.com>
Cc: Rodrigo Siqueira <rodrigo.sique...@amd.com>
Signed-off-by: Nicholas Kazlauskas <nicholas.kazlaus...@amd.com>
---
.../gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 18 ++++--------------
1 file changed, 4 insertions(+), 14 deletions(-)
diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
index f78c09c9585e..0d5f45742bb5 100644
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
@@ -7094,8 +7094,6 @@ static void amdgpu_dm_commit_planes(struct
drm_atomic_state *state,
long r;
unsigned long flags;
struct amdgpu_bo *abo;
- uint64_t tiling_flags;
- bool tmz_surface = false;
uint32_t target_vblank, last_flip_vblank;
bool vrr_active = amdgpu_dm_vrr_active(acrtc_state);
bool pflip_present = false;
@@ -7179,20 +7177,12 @@ static void amdgpu_dm_commit_planes(struct
drm_atomic_state *state,
if (unlikely(r <= 0))
DRM_ERROR("Waiting for fences timed out!");
- /*
- * We cannot reserve buffers here, which means the normal flag
- * access functions don't work. Paper over this with READ_ONCE,
- * but maybe the flags are invariant enough that not even that
- * would be needed.
- */
- tiling_flags = READ_ONCE(abo->tiling_flags);
- tmz_surface = READ_ONCE(abo->flags) &
AMDGPU_GEM_CREATE_ENCRYPTED;
-
fill_dc_plane_info_and_addr(
- dm->adev, new_plane_state, tiling_flags,
+ dm->adev, new_plane_state,
+ dm_new_plane_state->tiling_flags,
&bundle->plane_infos[planes_count],
- &bundle->flip_addrs[planes_count].address, tmz_surface,
- false);
+ &bundle->flip_addrs[planes_count].address,
+ dm_new_plane_state->tmz_surface, false);
DRM_DEBUG_DRIVER("plane: id=%d dcc_en=%d\n",
new_plane_state->plane->index,
--
2.25.1
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