diff options
| author | Alvin Lee <Alvin.Lee2@amd.com> | 2022-04-29 20:41:10 -0400 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2022-06-03 16:45:01 -0400 |
| commit | 405bb9eea36a02798631e8409f1182705699d092 (patch) | |
| tree | de14d26b7129605ff07c3faac504ec7f198e4e23 /drivers/gpu/drm/amd/display/dc/dcn31 | |
| parent | b6a93844145395068574cbbfaf3aea91d1f24f1a (diff) | |
| download | linux-405bb9eea36a02798631e8409f1182705699d092.tar.gz | |
drm/amd/display: Implement DTBCLK ref switching on dcn32
[WHY & HOW]
Implements DTB ref clock switching with reg key default to OFF.
Refactors dccg DTBCLK logic to not store redundant state information
dccg. Also removes duplicated functions that should be inherited from
other dcn versions.
Signed-off-by: Alvin Lee <Alvin.Lee2@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/dcn31')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dcn31/dcn31_dccg.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_dccg.c b/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_dccg.c index 13dbf99af220..8eeb3b69b5b9 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_dccg.c +++ b/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_dccg.c @@ -590,6 +590,7 @@ void dccg31_set_audio_dtbclk_dto( phase = div_u64((((unsigned long long)modulo * params->req_audio_dtbclk_khz) + params->ref_dtbclk_khz - 1), params->ref_dtbclk_khz); + REG_WRITE(DCCG_AUDIO_DTBCLK_DTO_MODULO, modulo); REG_WRITE(DCCG_AUDIO_DTBCLK_DTO_PHASE, phase); |