diff options
| author | Nikola Cornij <nikola.cornij@amd.com> | 2019-09-12 17:15:16 -0400 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2019-10-10 19:32:24 -0500 |
| commit | 486cc0ee550e619660926e162f68e96a64702216 (patch) | |
| tree | 5371b49700ad272bf7f958f80eb9d71da6eefb33 | |
| parent | c59802313e84bede954235b3a5dd0dd5325f49c5 (diff) | |
drm/amd/display: Add output bitrate to DML calculations
[why]
Output bitrate was mistakenly left out, causing corruption on some
DSC low resolution (such as 800x600) modes.
Signed-off-by: Nikola Cornij <nikola.cornij@amd.com>
Reviewed-by: Dmytro Laktyushkin <Dmytro.Laktyushkin@amd.com>
Acked-by: Bhawanpreet Lakha <Bhawanpreet.Lakha@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c | 5 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dml/display_mode_structs.h | 2 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dml/display_mode_vba.c | 2 |
3 files changed, 7 insertions, 2 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c index 1ee9356416ef..7ace3b261d87 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c +++ b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c @@ -1894,7 +1894,7 @@ int dcn20_populate_dml_pipes_from_context( break; case PIXEL_ENCODING_YCBCR420: pipes[pipe_cnt].dout.output_format = dm_420; - pipes[pipe_cnt].dout.output_bpp = (output_bpc * 3) / 2; + pipes[pipe_cnt].dout.output_bpp = (output_bpc * 3.0) / 2; break; case PIXEL_ENCODING_YCBCR422: if (true) /* todo */ @@ -1908,6 +1908,9 @@ int dcn20_populate_dml_pipes_from_context( pipes[pipe_cnt].dout.output_bpp = output_bpc * 3; } + if (res_ctx->pipe_ctx[i].stream->timing.flags.DSC) + pipes[pipe_cnt].dout.output_bpp = res_ctx->pipe_ctx[i].stream->timing.dsc_cfg.bits_per_pixel / 16.0; + /* todo: default max for now, until there is logic reflecting this in dc*/ pipes[pipe_cnt].dout.output_bpc = 12; /* diff --git a/drivers/gpu/drm/amd/display/dc/dml/display_mode_structs.h b/drivers/gpu/drm/amd/display/dc/dml/display_mode_structs.h index f4c1ef9046bf..83f84cdd4055 100644 --- a/drivers/gpu/drm/amd/display/dc/dml/display_mode_structs.h +++ b/drivers/gpu/drm/amd/display/dc/dml/display_mode_structs.h @@ -269,7 +269,7 @@ struct writeback_st { struct _vcs_dpi_display_output_params_st { int dp_lanes; - int output_bpp; + double output_bpp; int dsc_enable; int wb_enable; int num_active_wb; diff --git a/drivers/gpu/drm/amd/display/dc/dml/display_mode_vba.c b/drivers/gpu/drm/amd/display/dc/dml/display_mode_vba.c index 65cf4edddaff..362dc6ea98ae 100644 --- a/drivers/gpu/drm/amd/display/dc/dml/display_mode_vba.c +++ b/drivers/gpu/drm/amd/display/dc/dml/display_mode_vba.c @@ -434,6 +434,8 @@ static void fetch_pipe_params(struct display_mode_lib *mode_lib) dst->odm_combine; mode_lib->vba.OutputFormat[mode_lib->vba.NumberOfActivePlanes] = (enum output_format_class) (dout->output_format); + mode_lib->vba.OutputBpp[mode_lib->vba.NumberOfActivePlanes] = + dout->output_bpp; mode_lib->vba.Output[mode_lib->vba.NumberOfActivePlanes] = (enum output_encoder_class) (dout->output_type); |