diff options
| author | Dmytro Laktyushkin <Dmytro.Laktyushkin@amd.com> | 2018-07-18 15:25:34 -0400 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2018-08-06 15:56:54 -0500 |
| commit | ad830e7ab1847f4a014c04496b2581a7497b204f (patch) | |
| tree | 7188ec62875d9f7ce36872f23c5b5c52b79eec66 /drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c | |
| parent | 3e27e10e2ecee0d3a0083f8ae76354ac9c6ad15c (diff) | |
drm/amd/display: add vbios table check for enabling dp ss
Signed-off-by: Dmytro Laktyushkin <Dmytro.Laktyushkin@amd.com>
Reviewed-by: Eric Bernstein <Eric.Bernstein@amd.com>
Acked-by: Bhawanpreet Lakha <Bhawanpreet.Lakha@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c b/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c index 160841da72a7..a7553b6d59c2 100644 --- a/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c +++ b/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c @@ -953,7 +953,10 @@ enum link_training_result dc_link_dp_perform_link_training( * LINK_SPREAD_05_DOWNSPREAD_30KHZ : * LINK_SPREAD_DISABLED; */ - lt_settings.link_settings.link_spread = LINK_SPREAD_05_DOWNSPREAD_30KHZ; + if (link->dp_ss_off) + lt_settings.link_settings.link_spread = LINK_SPREAD_DISABLED; + else + lt_settings.link_settings.link_spread = LINK_SPREAD_05_DOWNSPREAD_30KHZ; /* 1. set link rate, lane count and spread*/ dpcd_set_link_settings(link, <_settings); |