diff options
| author | Wesley Chalmers <Wesley.Chalmers@amd.com> | 2021-01-29 20:37:37 +0300 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2021-02-09 23:48:18 +0300 |
| commit | 91a51fbf24e2d9e996987c7fadf666152a9f536a (patch) | |
| tree | d34d495e1c7f4ec0a8b8e1945cf73ae554c69f82 /drivers/gpu/drm/amd/display/dc/dml/dcn30/display_mode_vba_30.c | |
| parent | 148816f93fa0db19029dc91e09ad7842251fc720 (diff) | |
| download | linux-91a51fbf24e2d9e996987c7fadf666152a9f536a.tar.xz | |
drm/amd/display: DIO Supported for virtual displays
[WHY]
Virtual displays do not use the backend of the pipe, and so have
infinite backend bandwidth.
[HOW]
Add a skip_dio_check bool to the VBA struct, which is used to override
the DIOSupport calculations.
Signed-off-by: Wesley Chalmers <Wesley.Chalmers@amd.com>
Reviewed-by: Jun Lei <Jun.Lei@amd.com>
Acked-by: Anson Jacob <Anson.Jacob@amd.com>
Acked-by: Chris Park <Chris.Park@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/dml/dcn30/display_mode_vba_30.c')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dml/dcn30/display_mode_vba_30.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dml/dcn30/display_mode_vba_30.c b/drivers/gpu/drm/amd/display/dc/dml/dcn30/display_mode_vba_30.c index 8fdb34aa70ff..bc07082c1357 100644 --- a/drivers/gpu/drm/amd/display/dc/dml/dcn30/display_mode_vba_30.c +++ b/drivers/gpu/drm/amd/display/dc/dml/dcn30/display_mode_vba_30.c @@ -4263,7 +4263,7 @@ void dml30_ModeSupportAndSystemConfigurationFull(struct display_mode_lib *mode_l for (i = 0; i < v->soc.num_states; i++) { v->DIOSupport[i] = true; for (k = 0; k <= v->NumberOfActivePlanes - 1; k++) { - if (v->BlendingAndTiming[k] == k && (v->Output[k] == dm_dp || v->Output[k] == dm_edp || v->Output[k] == dm_hdmi) + if (!v->skip_dio_check[k] && v->BlendingAndTiming[k] == k && (v->Output[k] == dm_dp || v->Output[k] == dm_edp || v->Output[k] == dm_hdmi) && (v->OutputBppPerState[i][k] == 0 || (v->OutputFormat[k] == dm_420 && v->Interlace[k] == true && v->ProgressiveToInterlaceUnitInOPP == true))) { v->DIOSupport[i] = false; |