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 <alvin.lee2@amd.com>
Signed-off-by: Charlene Liu <Charlene.Liu@amd.com>
Signed-off-by: Tom Chung <chiahsuan.chung@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

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 bfd734e1573174b4fb69d7ad252dd02842c9aee0..dbc6e533dcac0e61daf578ea1e44123a84e4dc5e 100644 (file)
--- 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};