drm/amd/display: Clear MASTER_UPDATE_LOCK_DB_EN when disable doublebuffer lock

[Why]
It seems there's a typo to set MASTER_UPDATE_LOCK_DB_EN when disable
doublebuffer lock.

[How]
Clear MASTER_UPDATE_LOCK_DB_EN when disable doublebuffer lock

Signed-off-by: Robin Chen <robin.chen@amd.com>
Reviewed-by: Joshua Aberback <Joshua.Aberback@amd.com>
Acked-by: Wayne Lin <waynelin@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/dcn30/dcn30_optc.c b/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_optc.c
index 8980c90b2277a242ea8c59a9481fdddb8927ba7d..ac478bdcfb2ade75aa51caeea61066d8c1dd08cb 100644 (file)
--- a/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_optc.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_optc.c
@@ -97,7 +97,7 @@ void optc3_lock_doublebuffer_disable(struct timing_generator *optc)
                MASTER_UPDATE_LOCK_DB_END_Y, 0);
 
        REG_UPDATE(OTG_GLOBAL_CONTROL2, GLOBAL_UPDATE_LOCK_EN, 0);
-       REG_UPDATE(OTG_GLOBAL_CONTROL0, MASTER_UPDATE_LOCK_DB_EN, 1);
+       REG_UPDATE(OTG_GLOBAL_CONTROL0, MASTER_UPDATE_LOCK_DB_EN, 0);
 }
 
 void optc3_lock(struct timing_generator *optc)