diff options
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/dcn10/dcn10_dpp.c')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dcn10/dcn10_dpp.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_dpp.c b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_dpp.c index 3356125..5f40a73 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_dpp.c +++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_dpp.c @@ -121,6 +121,13 @@ bool dpp_get_optimal_number_of_taps( else pixel_width = scl_data->viewport.width; + /* Some ASICs does not support FP16 scaling, so we reject modes require this*/ + if (scl_data->viewport.width != scl_data->h_active && + scl_data->viewport.height != scl_data->v_active && + dpp->caps->dscl_data_proc_format == DSCL_DATA_PRCESSING_FIXED_FORMAT && + scl_data->format == PIXEL_FORMAT_FP16) + return false; + /* TODO: add lb check */ /* No support for programming ratio of 4, drop to 3.99999.. */ |
