diff options
| author | George Shen <george.shen@amd.com> | 2020-01-30 15:57:36 -0500 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2020-02-25 11:09:53 -0500 |
| commit | d9758768a672e9e665cba4171c022e5069b71aff (patch) | |
| tree | 854b5413d48094a931e7c376f2c31f641a5722bb /drivers/gpu/drm/amd/display/dc/dcn21 | |
| parent | 4a680b455f050f129ac845e52d19cb7c7299ae32 (diff) | |
drm/amd/display: Temporarily disable stutter on MPO transition
[Why]
Underflow sometimes occurs during transition into MPO with stutter
enabled.
[How]
When transitioning into MPO, disable stutter. Re-enable stutter within
one frame.
Signed-off-by: George Shen <george.shen@amd.com>
Signed-off-by: Tony Cheng <tony.cheng@amd.com>
Reviewed-by: Eric Yang <eric.yang2@amd.com>
Acked-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Acked-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/dcn21')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dcn21/dcn21_hubbub.c | 1 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dcn21/dcn21_resource.c | 1 |
2 files changed, 2 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_hubbub.c b/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_hubbub.c index 8440975206e0..5e2d14b897af 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_hubbub.c +++ b/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_hubbub.c @@ -702,6 +702,7 @@ static const struct hubbub_funcs hubbub21_funcs = { .wm_read_state = hubbub21_wm_read_state, .get_dchub_ref_freq = hubbub2_get_dchub_ref_freq, .program_watermarks = hubbub21_program_watermarks, + .allow_self_refresh_control = hubbub1_allow_self_refresh_control, .apply_DEDCN21_147_wa = hubbub21_apply_DEDCN21_147_wa, }; diff --git a/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_resource.c b/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_resource.c index f453de10aa2d..aa73025c1747 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_resource.c +++ b/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_resource.c @@ -1564,6 +1564,7 @@ static struct dce_hwseq *dcn21_hwseq_create( hws->shifts = &hwseq_shift; hws->masks = &hwseq_mask; hws->wa.DEGVIDCN21 = true; + hws->wa.disallow_self_refresh_during_multi_plane_transition = true; } return hws; } |