diff options
| author | Dmytro Laktyushkin <Dmytro.Laktyushkin@amd.com> | 2021-04-19 17:50:53 -0400 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2021-05-10 18:11:09 -0400 |
| commit | 8809a7a4afe90ad9ffb42f72154d27e7c47551ae (patch) | |
| tree | 875eecf1ae20fe8396eed5e730da33cd0b4d73ef | |
| parent | 9119e993cfd16e65b34d626e8e0b51a847bb2a02 (diff) | |
drm/amd/display: fix use_max_lb flag for 420 pixel formats
Right now the flag simply selects memory config 0 when flag is true
however 420 modes benefit more from memory config 3.
Signed-off-by: Dmytro Laktyushkin <Dmytro.Laktyushkin@amd.com>
Reviewed-by: Aric Cyr <Aric.Cyr@amd.com>
Acked-by: Stylon Wang <stylon.wang@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dcn10/dcn10_dpp_dscl.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_dpp_dscl.c b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_dpp_dscl.c index efa86d5c6847..98ab4b776924 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_dpp_dscl.c +++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_dpp_dscl.c @@ -496,10 +496,13 @@ static enum lb_memory_config dpp1_dscl_find_lb_memory_config(struct dcn10_dpp *d int vtaps_c = scl_data->taps.v_taps_c; int ceil_vratio = dc_fixpt_ceil(scl_data->ratios.vert); int ceil_vratio_c = dc_fixpt_ceil(scl_data->ratios.vert_c); - enum lb_memory_config mem_cfg = LB_MEMORY_CONFIG_0; - if (dpp->base.ctx->dc->debug.use_max_lb) - return mem_cfg; + if (dpp->base.ctx->dc->debug.use_max_lb) { + if (scl_data->format == PIXEL_FORMAT_420BPP8 + || scl_data->format == PIXEL_FORMAT_420BPP10) + return LB_MEMORY_CONFIG_3; + return LB_MEMORY_CONFIG_0; + } dpp->base.caps->dscl_calc_lb_num_partitions( scl_data, LB_MEMORY_CONFIG_1, &num_part_y, &num_part_c); |