diff options
| author | Tianci Yin <tianci.yin@amd.com> | 2023-11-01 09:47:13 +0800 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2023-11-17 00:50:57 -0500 |
| commit | 435f5b369657cffee4b04db1f5805b48599f4dbe (patch) | |
| tree | 5a1bc3090c8c94a5ce1cd36ddd48995985faf079 | |
| parent | 270b301beca58e427a0fda7523a71a9562e644bb (diff) | |
| download | linux-rcu-435f5b369657cffee4b04db1f5805b48599f4dbe.tar.gz | |
drm/amd/display: Enable fast plane updates on DCN3.2 and above
[WHY]
When cursor moves across screen boarder, lag cursor observed,
since subvp settings need to sync up with vblank that causes
cursor updates being delayed.
[HOW]
Enable fast plane updates on DCN3.2 to fix it.
Cc: Mario Limonciello <mario.limonciello@amd.com>
Cc: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
Reviewed-by: Aurabindo Pillai <aurabindo.pillai@amd.com>
Acked-by: Alex Hung <alex.hung@amd.com>
Signed-off-by: Tianci Yin <tianci.yin@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
| -rw-r--r-- | drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 8 |
1 files changed, 4 insertions, 4 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 5ec7acf65ee1ca..9581510d374011 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c @@ -9606,14 +9606,14 @@ static bool should_reset_plane(struct drm_atomic_state *state, struct drm_plane *other; struct drm_plane_state *old_other_state, *new_other_state; struct drm_crtc_state *new_crtc_state; + struct amdgpu_device *adev = drm_to_adev(plane->dev); int i; /* - * TODO: Remove this hack once the checks below are sufficient - * enough to determine when we need to reset all the planes on - * the stream. + * TODO: Remove this hack for all asics once it proves that the + * fast updates works fine on DCN3.2+. */ - if (state->allow_modeset) + if (adev->ip_versions[DCE_HWIP][0] < IP_VERSION(3, 2, 0) && state->allow_modeset) return true; /* Exit early if we know that we're adding or removing the plane. */ |