diff options
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/dcn20/dcn20_optc.c')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dcn20/dcn20_optc.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_optc.c b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_optc.c index 2137e2be2140..dda90995ba93 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_optc.c +++ b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_optc.c @@ -287,6 +287,10 @@ void optc2_get_optc_source(struct timing_generator *optc, *num_of_src_opp = 2; else *num_of_src_opp = 1; + + /* Work around VBIOS not updating OPTC_NUM_OF_INPUT_SEGMENT */ + if (*src_opp_id_1 == 0xf) + *num_of_src_opp = 1; } void optc2_set_dwb_source(struct timing_generator *optc, |