diff options
| author |   Aric Cyr <aric.cyr@amd.com> | 2022-08-26 17:53:34 -0400 |
|---|---|---|
| committer |   Alex Deucher <alexander.deucher@amd.com> | 2022-09-13 14:33:00 -0400 |
| commit | 34955a1e797d074e72d0ac6a514d934d8fe80da1 (patch) | |
| tree | 0433456d00c719b3262feee0af07a6b804e40008 /drivers/gpu/drm/amd/display/amdgpu_dm | |
| parent | drm/amd/display: Adding log for spread_spectrum_info (diff) | |
| download | linux-dev-34955a1e797d074e72d0ac6a514d934d8fe80da1.tar.xz linux-dev-34955a1e797d074e72d0ac6a514d934d8fe80da1.zip | |
drm/amd/display: Don't adjust VRR unnecessarily
[why]
Do not need to spend time reprogramming DRR if there were no updates to
the parameters.
[how]
Compare the current stream state to the requested one to determine if an
update is required.
In amdgpu_dm the timing_changed flag is set but never used so can remove it.
Similarly, the stream update for VRR is done after dc_commit and should
not update its adjust field until after the update is completed. The
adjust field is managed by dc_stream_adjust_vmin_vmax and should not be
manually updated in amdgpu_dm.
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Reviewed-by: Anthony Koo <Anthony.Koo@amd.com>
Acked-by: Pavle Kotarac <Pavle.Kotarac@amd.com>
Signed-off-by: Aric Cyr <aric.cyr@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/display/amdgpu_dm')
| -rw-r--r-- | drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 10 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h | 1 |
2 files changed, 0 insertions, 11 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 7a93162633ae..819d61f2307b 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c @@ -7370,11 +7370,6 @@ static void update_freesync_state_on_stream( &vrr_infopacket, pack_sdp_v1_3); - new_crtc_state->freesync_timing_changed |= - (memcmp(&acrtc->dm_irq_params.vrr_params.adjust, - &vrr_params.adjust, - sizeof(vrr_params.adjust)) != 0); - new_crtc_state->freesync_vrr_info_changed |= (memcmp(&new_crtc_state->vrr_infopacket, &vrr_infopacket, @@ -7383,7 +7378,6 @@ static void update_freesync_state_on_stream( acrtc->dm_irq_params.vrr_params = vrr_params; new_crtc_state->vrr_infopacket = vrr_infopacket; - new_stream->adjust = acrtc->dm_irq_params.vrr_params.adjust; new_stream->vrr_infopacket = vrr_infopacket; if (new_crtc_state->freesync_vrr_info_changed) @@ -7446,10 +7440,6 @@ static void update_stream_irq_parameters( new_stream, &config, &vrr_params); - new_crtc_state->freesync_timing_changed |= - (memcmp(&acrtc->dm_irq_params.vrr_params.adjust, - &vrr_params.adjust, sizeof(vrr_params.adjust)) != 0); - new_crtc_state->freesync_config = config; /* Copy state for access from DM IRQ handler */ acrtc->dm_irq_params.freesync_config = config; diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h index b44faaad9b0b..b5ce15c43bcc 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h @@ -681,7 +681,6 @@ struct dm_crtc_state { int crc_skip_count; - bool freesync_timing_changed; bool freesync_vrr_info_changed; bool dsc_force_changed; |