diff options
| author | Chiawen Huang <chiawen.huang@amd.com> | 2020-09-25 10:54:50 -0400 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2020-09-29 16:08:44 -0400 |
| commit | ba578afd5a4f6139ffe564f07575875ca51a0f4f (patch) | |
| tree | 9feea5db2abf55b0a75907757aab4bb08846ad40 /drivers/gpu/drm/amd/display/dc/dcn30/dcn30_resource.c | |
| parent | 89b151ade71495ebe2e48923812571e8e6a92918 (diff) | |
drm/amd/display: disable stream if pixel clock changed with link active
[Why]
Vbios uses preferred timing to turn on edp but OS could use other
timing. If change pixel clock when link active, there is unexpected
garbage on monitor.
[How]
Once pixel clock changed, the driver needs to disable stream.
Signed-off-by: Chiawen Huang <chiawen.huang@amd.com>
Reviewed-by: Tony Cheng <Tony.Cheng@amd.com>
Acked-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/dcn30/dcn30_resource.c')
0 files changed, 0 insertions, 0 deletions