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| author | Rodrigo Siqueira <Rodrigo.Siqueira@amd.com> | 2024-03-26 20:49:50 +0300 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2024-04-12 07:35:28 +0300 |
| commit | d76c0a23b557c6ebb3fac32548100d76a1e0ce23 (patch) | |
| tree | b7a487832210630935631d53860c6e8bc0032068 /drivers/gpu/drm/amd/display/dc/optc | |
| parent | 7dc363e66258ae41823e0f360101a1e10ca6d4cb (diff) | |
| download | linux-d76c0a23b557c6ebb3fac32548100d76a1e0ce23.tar.xz | |
drm/amd/display: Add fallback configuration when set DRR
Set OTG/OPTC parameter to 0 if failed to set DRR.
Acked-by: Hamza Mahfooz <hamza.mahfooz@amd.com>
Signed-off-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/optc')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/optc/dcn32/dcn32_optc.c | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/optc/dcn32/dcn32_optc.c b/drivers/gpu/drm/amd/display/dc/optc/dcn32/dcn32_optc.c index 52eab8fccb7f..c4f0e1951427 100644 --- a/drivers/gpu/drm/amd/display/dc/optc/dcn32/dcn32_optc.c +++ b/drivers/gpu/drm/amd/display/dc/optc/dcn32/dcn32_optc.c @@ -293,9 +293,16 @@ static void optc32_set_drr( } optc->funcs->set_vtotal_min_max(optc, params->vertical_total_min - 1, params->vertical_total_max - 1); - } + optc32_setup_manual_trigger(optc); + } else { + REG_UPDATE_4(OTG_V_TOTAL_CONTROL, + OTG_SET_V_TOTAL_MIN_MASK, 0, + OTG_V_TOTAL_MIN_SEL, 0, + OTG_V_TOTAL_MAX_SEL, 0, + OTG_FORCE_LOCK_ON_EVENT, 0); - optc32_setup_manual_trigger(optc); + optc->funcs->set_vtotal_min_max(optc, 0, 0); + } } static struct timing_generator_funcs dcn32_tg_funcs = { |