From 221d084ed66aa3e4d70ef14f7eb40e3f090b334c Mon Sep 17 00:00:00 2001
From: Alvin Lee <alvin.lee2@amd.com>
Date: Tue, 26 Jul 2022 19:00:23 -0400
Subject: drm/amd/display: Revert "attempt to fix the logic in
 commit_planes_for_stream()"
Git-commit: 764a1e6e0272f377f145fc84b547d61e12724233
Patch-mainline: v6.0-rc2
References: jsc#PED-1166 jsc#PED-1168 jsc#PED-1170 jsc#PED-1218 jsc#PED-1220 jsc#PED-1222 jsc#PED-1223 jsc#PED-1225 jsc#PED-2849

[Description]
Reverts commit "attempt to fix the logic in commit_planes_for_stream()"
since it caused a regression.

Reviewed-by: Martin Leung <Martin.Leung@amd.com>
Acked-by: Tom Chung <chiahsuan.chung@amd.com>
Signed-off-by: Alvin Lee <alvin.lee2@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Acked-by: Patrik Jakobsson <pjakobsson@suse.de>
---
 drivers/gpu/drm/amd/display/dc/core/dc.c | 27 +++++++++++-------------
 1 file changed, 12 insertions(+), 15 deletions(-)

diff --git a/drivers/gpu/drm/amd/display/dc/core/dc.c b/drivers/gpu/drm/amd/display/dc/core/dc.c
index 5d84adb6ea52..ce8910ad2783 100644
--- a/drivers/gpu/drm/amd/display/dc/core/dc.c
+++ b/drivers/gpu/drm/amd/display/dc/core/dc.c
@@ -3229,7 +3229,7 @@ static void commit_planes_for_stream(struct dc *dc,
 				odm_pipe->ttu_regs.min_ttu_vblank = MAX_TTU;
 	}
 
-	if ((update_type != UPDATE_TYPE_FAST) && stream->update_flags.bits.dsc_changed) {
+	if ((update_type != UPDATE_TYPE_FAST) && stream->update_flags.bits.dsc_changed)
 		if (top_pipe_to_program &&
 			top_pipe_to_program->stream_res.tg->funcs->lock_doublebuffer_enable) {
 			if (should_use_dmub_lock(stream->link)) {
@@ -3247,7 +3247,6 @@ static void commit_planes_for_stream(struct dc *dc,
 				top_pipe_to_program->stream_res.tg->funcs->lock_doublebuffer_enable(
 						top_pipe_to_program->stream_res.tg);
 		}
-	}
 
 	if (should_lock_all_pipes && dc->hwss.interdependent_update_lock) {
 		if (dc->hwss.subvp_pipe_control_lock)
@@ -3466,7 +3465,7 @@ static void commit_planes_for_stream(struct dc *dc,
 		dc->hwss.pipe_control_lock(dc, top_pipe_to_program, false);
 	}
 
-	if ((update_type != UPDATE_TYPE_FAST) && stream->update_flags.bits.dsc_changed) {
+	if ((update_type != UPDATE_TYPE_FAST) && stream->update_flags.bits.dsc_changed)
 		if (top_pipe_to_program->stream_res.tg->funcs->lock_doublebuffer_enable) {
 			top_pipe_to_program->stream_res.tg->funcs->wait_for_state(
 				top_pipe_to_program->stream_res.tg,
@@ -3493,21 +3492,19 @@ static void commit_planes_for_stream(struct dc *dc,
 				top_pipe_to_program->stream_res.tg->funcs->lock_doublebuffer_disable(
 					top_pipe_to_program->stream_res.tg);
 		}
-	}
 
-	if (update_type != UPDATE_TYPE_FAST) {
+	if (update_type != UPDATE_TYPE_FAST)
 		dc->hwss.post_unlock_program_front_end(dc, context);
 
-		/* Since phantom pipe programming is moved to post_unlock_program_front_end,
-		 * move the SubVP lock to after the phantom pipes have been setup
-		 */
-		if (should_lock_all_pipes && dc->hwss.interdependent_update_lock) {
-			if (dc->hwss.subvp_pipe_control_lock)
-				dc->hwss.subvp_pipe_control_lock(dc, context, false, should_lock_all_pipes, NULL, subvp_prev_use);
-		} else {
-			if (dc->hwss.subvp_pipe_control_lock)
-				dc->hwss.subvp_pipe_control_lock(dc, context, false, should_lock_all_pipes, top_pipe_to_program, subvp_prev_use);
-		}
+	/* Since phantom pipe programming is moved to post_unlock_program_front_end,
+	 * move the SubVP lock to after the phantom pipes have been setup
+	 */
+	if (should_lock_all_pipes && dc->hwss.interdependent_update_lock) {
+		if (dc->hwss.subvp_pipe_control_lock)
+			dc->hwss.subvp_pipe_control_lock(dc, context, false, should_lock_all_pipes, NULL, subvp_prev_use);
+	} else {
+		if (dc->hwss.subvp_pipe_control_lock)
+			dc->hwss.subvp_pipe_control_lock(dc, context, false, should_lock_all_pipes, top_pipe_to_program, subvp_prev_use);
 	}
 
 	// Fire manual trigger only when bottom plane is flipped
-- 
2.38.1