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path: root/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_optc.c
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Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/dcn20/dcn20_optc.c')
-rw-r--r--drivers/gpu/drm/amd/display/dc/dcn20/dcn20_optc.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_optc.c b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_optc.c
index f6e747f25ebe..c90b8516dcc1 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_optc.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_optc.c
@@ -467,6 +467,11 @@ void optc2_lock_doublebuffer_enable(struct timing_generator *optc)
(h_blank_start - 200 - 1) / optc1->opp_count,
MASTER_UPDATE_LOCK_DB_Y,
v_blank_start - 1);
+
+ REG_SET_3(OTG_VUPDATE_KEEPOUT, 0,
+ MASTER_UPDATE_LOCK_VUPDATE_KEEPOUT_START_OFFSET, 0,
+ MASTER_UPDATE_LOCK_VUPDATE_KEEPOUT_END_OFFSET, 100,
+ OTG_MASTER_UPDATE_LOCK_VUPDATE_KEEPOUT_EN, 1);
}
void optc2_lock_doublebuffer_disable(struct timing_generator *optc)