[PATCH 11/27] drm/amd/display: remove independent lock as we have no use case today

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From: Tony Cheng <tony.cheng@xxxxxxx>

Change-Id: Id3561b3aaeef9086908b5f04c91c4604dba19c6b
Signed-off-by: Tony Cheng <tony.cheng at amd.com>
Acked-by: Harry Wentland <Harry.Wentland at amd.com>
Reviewed-by: Charlene Liu <Charlene.Liu at amd.com>
---
 drivers/gpu/drm/amd/display/dc/core/dc.c          |  8 --------
 drivers/gpu/drm/amd/display/dc/dce/dce_hwseq.c    | 19 +++++--------------
 drivers/gpu/drm/amd/display/dc/dce/dce_hwseq.h    |  1 -
 drivers/gpu/drm/amd/display/dc/inc/hw_sequencer.h |  8 --------
 4 files changed, 5 insertions(+), 31 deletions(-)

diff --git a/drivers/gpu/drm/amd/display/dc/core/dc.c b/drivers/gpu/drm/amd/display/dc/core/dc.c
index 8f871924beb9..c34232c8c322 100644
--- a/drivers/gpu/drm/amd/display/dc/core/dc.c
+++ b/drivers/gpu/drm/amd/display/dc/core/dc.c
@@ -1178,7 +1178,6 @@ void dc_update_surfaces_for_stream(struct dc *dc,
 
 	enum surface_update_type update_type;
 	const struct dc_stream_status *stream_status;
-	unsigned int lock_mask = 0;
 
 	stream_status = dc_stream_get_status(dc_stream);
 	ASSERT(stream_status);
@@ -1332,15 +1331,9 @@ void dc_update_surfaces_for_stream(struct dc *dc,
 			}
 
 			if (!pipe_ctx->tg->funcs->is_blanked(pipe_ctx->tg)) {
-				lock_mask = PIPE_LOCK_CONTROL_GRAPHICS |
-						PIPE_LOCK_CONTROL_SCL |
-						PIPE_LOCK_CONTROL_BLENDER |
-						PIPE_LOCK_CONTROL_MODE;
-
 				core_dc->hwss.pipe_control_lock(
 						core_dc,
 						pipe_ctx,
-						lock_mask,
 						true);
 			}
 
@@ -1382,7 +1375,6 @@ void dc_update_surfaces_for_stream(struct dc *dc,
 					core_dc->hwss.pipe_control_lock(
 							core_dc,
 							pipe_ctx,
-							lock_mask,
 							false);
 				}
 				break;
diff --git a/drivers/gpu/drm/amd/display/dc/dce/dce_hwseq.c b/drivers/gpu/drm/amd/display/dc/dce/dce_hwseq.c
index 89a8274e12ea..17cdd70a2c27 100644
--- a/drivers/gpu/drm/amd/display/dc/dce/dce_hwseq.c
+++ b/drivers/gpu/drm/amd/display/dc/dce/dce_hwseq.c
@@ -46,7 +46,6 @@ void dce_enable_fe_clock(struct dce_hwseq *hws,
 
 void dce_pipe_control_lock(struct core_dc *dc,
 		struct pipe_ctx *pipe,
-		enum pipe_lock_control control_mask,
 		bool lock)
 {
 	uint32_t lock_val = lock ? 1 : 0;
@@ -59,18 +58,10 @@ void dce_pipe_control_lock(struct core_dc *dc,
 			BLND_BLND_V_UPDATE_LOCK, &blnd,
 			BLND_V_UPDATE_LOCK_MODE, &update_lock_mode);
 
-	if (control_mask & PIPE_LOCK_CONTROL_GRAPHICS)
-		dcp_grph = lock_val;
-
-	if (control_mask & PIPE_LOCK_CONTROL_SCL)
-		scl = lock_val;
-
-	if (control_mask & PIPE_LOCK_CONTROL_BLENDER)
-		blnd = lock_val;
-
-	if (control_mask & PIPE_LOCK_CONTROL_MODE)
-		update_lock_mode = lock_val;
-
+	dcp_grph = lock_val;
+	scl = lock_val;
+	blnd = lock_val;
+	update_lock_mode = lock_val;
 
 	REG_SET_2(BLND_V_UPDATE_LOCK[pipe->pipe_idx], val,
 			BLND_DCP_GRPH_V_UPDATE_LOCK, dcp_grph,
@@ -82,7 +73,7 @@ void dce_pipe_control_lock(struct core_dc *dc,
 				BLND_V_UPDATE_LOCK_MODE, update_lock_mode);
 
 	if (hws->wa.blnd_crtc_trigger) {
-		if (!lock && (control_mask & PIPE_LOCK_CONTROL_BLENDER)) {
+		if (!lock) {
 			uint32_t value = REG_READ(CRTC_H_BLANK_START_END[pipe->pipe_idx]);
 			REG_WRITE(CRTC_H_BLANK_START_END[pipe->pipe_idx], value);
 		}
diff --git a/drivers/gpu/drm/amd/display/dc/dce/dce_hwseq.h b/drivers/gpu/drm/amd/display/dc/dce/dce_hwseq.h
index 9ef618443255..70e0652be071 100644
--- a/drivers/gpu/drm/amd/display/dc/dce/dce_hwseq.h
+++ b/drivers/gpu/drm/amd/display/dc/dce/dce_hwseq.h
@@ -224,7 +224,6 @@ void dce_enable_fe_clock(struct dce_hwseq *hwss,
 
 void dce_pipe_control_lock(struct core_dc *dc,
 		struct pipe_ctx *pipe,
-		enum pipe_lock_control control_mask,
 		bool lock);
 
 void dce_set_blender_mode(struct dce_hwseq *hws,
diff --git a/drivers/gpu/drm/amd/display/dc/inc/hw_sequencer.h b/drivers/gpu/drm/amd/display/dc/inc/hw_sequencer.h
index 612910e720af..98a04cd46178 100644
--- a/drivers/gpu/drm/amd/display/dc/inc/hw_sequencer.h
+++ b/drivers/gpu/drm/amd/display/dc/inc/hw_sequencer.h
@@ -34,13 +34,6 @@ enum pipe_gating_control {
 	PIPE_GATING_CONTROL_INIT
 };
 
-enum pipe_lock_control {
-	PIPE_LOCK_CONTROL_GRAPHICS = 1 << 0,
-	PIPE_LOCK_CONTROL_BLENDER = 1 << 1,
-	PIPE_LOCK_CONTROL_SCL = 1 << 2,
-	PIPE_LOCK_CONTROL_MODE = 1 << 3,
-};
-
 struct dce_hwseq_wa {
 	bool blnd_crtc_trigger;
 };
@@ -128,7 +121,6 @@ struct hw_sequencer_funcs {
 	void (*pipe_control_lock)(
 				struct core_dc *dc,
 				struct pipe_ctx *pipe,
-				enum pipe_lock_control control_mask,
 				bool lock);
 
 	void (*set_displaymarks)(
-- 
2.10.2



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