From 6e0ca5ca83bef235778cbf16af37f58b93650dd6 Mon Sep 17 00:00:00 2001 From: Lewis Huang Date: Fri, 20 Dec 2019 14:17:54 +0800 Subject: [PATCH] drm/amd/display: remove psr state condition when psr exit case [Why] DMCU need to wait a vblank to handle psr enter command. When psr exit coming before vblank, the psr exit command will be skip because current psr state is disable. [How] remove psr state condition when psr exit case Signed-off-by: Lewis Huang Reviewed-by: Tony Cheng Acked-by: Harry Wentland Acked-by: Rodrigo Siqueira Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/display/dc/dce/dce_dmcu.c | 3 --- 1 file changed, 3 deletions(-) diff --git a/drivers/gpu/drm/amd/display/dc/dce/dce_dmcu.c b/drivers/gpu/drm/amd/display/dc/dce/dce_dmcu.c index e619e67e6b51..30d953acd016 100644 --- a/drivers/gpu/drm/amd/display/dc/dce/dce_dmcu.c +++ b/drivers/gpu/drm/amd/display/dc/dce/dce_dmcu.c @@ -537,9 +537,6 @@ static void dcn10_dmcu_set_psr_enable(struct dmcu *dmcu, bool enable, bool wait) if (dmcu->dmcu_state != DMCU_RUNNING) return; - dcn10_get_dmcu_psr_state(dmcu, &psr_state); - if (psr_state == 0 && !enable) - return; /* waitDMCUReadyForCmd */ REG_WAIT(MASTER_COMM_CNTL_REG, MASTER_COMM_INTERRUPT, 0, dmcu_wait_reg_ready_interval, -- 2.11.0