From: Charlene Liu Date: Thu, 27 Feb 2025 04:52:57 +0000 (-0500) Subject: drm/amd/display: assume VBIOS supports DSC as default X-Git-Tag: v6.15-rc1~120^2~2^2~55 X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=50bcdef7b616cc6471172fd8cee32a57d6fb39a6;p=thirdparty%2Fkernel%2Flinux.git drm/amd/display: assume VBIOS supports DSC as default [Why & How] The clear_dsc_setting at boot logic was based on dcn version check. As such new ASIC lost this DSC clear up logic, change the assumption to BIOS support eDP DSC for new ASIC. Reviewed-by: Alvin Lee Signed-off-by: Charlene Liu Signed-off-by: Tom Chung Tested-by: Daniel Wheeler Signed-off-by: Alex Deucher --- diff --git a/drivers/gpu/drm/amd/display/dc/hwss/dce110/dce110_hwseq.c b/drivers/gpu/drm/amd/display/dc/hwss/dce110/dce110_hwseq.c index bfd734e157317..dbc6e533dcac0 100644 --- a/drivers/gpu/drm/amd/display/dc/hwss/dce110/dce110_hwseq.c +++ b/drivers/gpu/drm/amd/display/dc/hwss/dce110/dce110_hwseq.c @@ -1836,11 +1836,10 @@ static void clean_up_dsc_blocks(struct dc *dc) struct pg_cntl *pg_cntl = dc->res_pool->pg_cntl; int i; - if (dc->ctx->dce_version != DCN_VERSION_3_5 && - dc->ctx->dce_version != DCN_VERSION_3_6 && - dc->ctx->dce_version != DCN_VERSION_3_51) + if (!dc->caps.is_apu || + dc->ctx->dce_version < DCN_VERSION_3_15) return; - + /*VBIOS supports dsc starts from dcn315*/ for (i = 0; i < dc->res_pool->res_cap->num_dsc; i++) { struct dcn_dsc_state s = {0};