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author | Nicholas Kazlauskas <nicholas.kazlauskas@amd.com> | 2020-07-28 10:03:10 -0400 |
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committer | Alex Deucher <alexander.deucher@amd.com> | 2020-08-06 15:46:25 -0400 |
commit | cf322b49c9e8fe41e5c9d0b5e57eee84085da553 (patch) | |
tree | b47e0d5bb74d635ab29dbca65993cfb6c0af83b1 /drivers/gpu/drm/drm_gem_framebuffer_helper.c | |
parent | 9a81cc60796b9f86cf19245e68562750541bb575 (diff) |
drm/amd/display: Avoid using unvalidated tiling_flags and tmz_surface in prepare_planes
[Why]
We're racing with userspace as the flags could potentially change
from when we acquired and validated them in commit_check.
[How]
We unfortunately can't drop this function in its entirety from
prepare_planes since we don't know the afb->address at commit_check
time yet.
So instead of querying new tiling_flags and tmz_surface use the ones
from the plane_state directly.
While we're at it, also update the force_disable_dcc option based
on the state from atomic check.
Signed-off-by: Nicholas Kazlauskas <nicholas.kazlauskas@amd.com>
Reviewed-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/drm_gem_framebuffer_helper.c')
0 files changed, 0 insertions, 0 deletions