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drm/amd/display: Use the maximum link setting which EDP reported.

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Signed-off-by: Hugo Hu <hugo.hu@amd.com>
Reviewed-by: Tony Cheng <Tony.Cheng@amd.com>
Acked-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Hugo Hu 2017-12-07 15:33:22 +08:00 committed by Alex Deucher
parent 506ab33432
commit 4d2f22d141
1 changed files with 6 additions and 0 deletions
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6
drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c
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@ -1470,6 +1470,12 @@ void decide_link_settings(struct dc_stream_state *stream,
return;
}
/* EDP use the link cap setting */
if (stream->sink->sink_signal == SIGNAL_TYPE_EDP) {
*link_setting = link->verified_link_cap;
return;
}
/* search for the minimum link setting that:
* 1. is supported according to the link training result
* 2. could support the b/w requested by the timing