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authorJingwen Zhu <Jingwen.Zhu@amd.com>2022-04-01 06:30:56 +0800
committerAlex Deucher <alexander.deucher@amd.com>2022-04-12 14:19:15 -0400
commit30ffa74a04b6e48080f3181b29d2693b8486ca1e (patch)
tree09d8d9563a0c51cee6bd1e55b3a0892131727e3d /drivers/gpu/drm/amd
parent663d2daeaee6fa55530d8493979e9349070cd47c (diff)
downloadlinux-next-30ffa74a04b6e48080f3181b29d2693b8486ca1e.tar.gz
drm/amd/display: add DCN30 support FEC init
[Why] FEC init used on DCN30. [How] Check fec active when HW init. Co-authored-by: Jingwen Zhu <Jingwen.Zhu@amd.com> Reviewed-by: Wenjing Liu <Wenjing.Liu@amd.com> Acked-by: Pavle Kotarac <Pavle.Kotarac@amd.com> Signed-off-by: Jingwen Zhu <Jingwen.Zhu@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd')
-rw-r--r--drivers/gpu/drm/amd/display/dc/dcn30/dcn30_hwseq.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_hwseq.c b/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_hwseq.c
index f61ec8763844..782b8db451b4 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_hwseq.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_hwseq.c
@@ -535,8 +535,12 @@ void dcn30_init_hw(struct dc *dc)
/* Check for enabled DIG to identify enabled display */
if (link->link_enc->funcs->is_dig_enabled &&
- link->link_enc->funcs->is_dig_enabled(link->link_enc))
+ link->link_enc->funcs->is_dig_enabled(link->link_enc)) {
link->link_status.link_active = true;
+ if (link->link_enc->funcs->fec_is_active &&
+ link->link_enc->funcs->fec_is_active(link->link_enc))
+ link->fec_state = dc_link_fec_enabled;
+ }
}
/* Power gate DSCs */