Revert "drm/amd/display: Refactor and add visual confirm for HW Flip Queue"

This reverts commit 3ca40237.

Recent visual confirm changes are regressing the driver, causing a
black screen on boot in some green sardine configs, or visual confirm
is not updated at all.
Signed-off-by: Qingqing Zhuo <qingqing.zhuo@amd.com>
Reviewed-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Acked-by: Qingqing Zhuo <qingqing.zhuo@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c

@@ -2502,25 +2502,9 @@ static void dcn10_update_dpp(struct dpp *dpp, struct dc_plane_state *plane_state
 		dpp->funcs->dpp_program_bias_and_scale(dpp, &bns_params);
 }
 
-void dcn10_update_visual_confirm_color(struct dc *dc, struct pipe_ctx *pipe_ctx, struct tg_color *color, int mpcc_id)
-{
-	struct dce_hwseq *hws = dc->hwseq;
-	struct mpc *mpc = dc->res_pool->mpc;
-
-	if (dc->debug.visual_confirm == VISUAL_CONFIRM_HDR)
-		hws->funcs.get_hdr_visual_confirm_color(pipe_ctx, color);
-	else if (dc->debug.visual_confirm == VISUAL_CONFIRM_SURFACE)
-		hws->funcs.get_surface_visual_confirm_color(pipe_ctx, color);
-	else
-		color_space_to_black_color(
-				dc, pipe_ctx->stream->output_color_space, color);
-
-	if (mpc->funcs->set_bg_color)
-		mpc->funcs->set_bg_color(mpc, color, mpcc_id);
-}
-
 void dcn10_update_mpcc(struct dc *dc, struct pipe_ctx *pipe_ctx)
 {
+	struct dce_hwseq *hws = dc->hwseq;
 	struct hubp *hubp = pipe_ctx->plane_res.hubp;
 	struct mpcc_blnd_cfg blnd_cfg = {{0}};
 	bool per_pixel_alpha = pipe_ctx->plane_state->per_pixel_alpha && pipe_ctx->bottom_pipe;
@@ -2529,6 +2513,18 @@ void dcn10_update_mpcc(struct dc *dc, struct pipe_ctx *pipe_ctx)
 	struct mpc *mpc = dc->res_pool->mpc;
 	struct mpc_tree *mpc_tree_params = &(pipe_ctx->stream_res.opp->mpc_tree_params);
 
+	if (dc->debug.visual_confirm == VISUAL_CONFIRM_HDR) {
+		hws->funcs.get_hdr_visual_confirm_color(
+				pipe_ctx, &blnd_cfg.black_color);
+	} else if (dc->debug.visual_confirm == VISUAL_CONFIRM_SURFACE) {
+		hws->funcs.get_surface_visual_confirm_color(
+				pipe_ctx, &blnd_cfg.black_color);
+	} else {
+		color_space_to_black_color(
+				dc, pipe_ctx->stream->output_color_space,
+				&blnd_cfg.black_color);
+	}
+
 	if (per_pixel_alpha)
 		blnd_cfg.alpha_mode = MPCC_ALPHA_BLEND_MODE_PER_PIXEL_ALPHA;
 	else
@@ -2560,8 +2556,6 @@ void dcn10_update_mpcc(struct dc *dc, struct pipe_ctx *pipe_ctx)
 	 */
 	mpcc_id = hubp->inst;
 
-	dc->hwss.update_visual_confirm_color(dc, pipe_ctx, &blnd_cfg.black_color, mpcc_id);
-
 	/* If there is no full update, don't need to touch MPC tree*/
 	if (!pipe_ctx->plane_state->update_flags.bits.full_update) {
 		mpc->funcs->update_blending(mpc, &blnd_cfg, mpcc_id);

drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.h

@@ -206,10 +206,4 @@ void dcn10_verify_allow_pstate_change_high(struct dc *dc);
 
 void dcn10_get_dcc_en_bits(struct dc *dc, int *dcc_en_bits);
 
-void dcn10_update_visual_confirm_color(
-		struct dc *dc,
-		struct pipe_ctx *pipe_ctx,
-		struct tg_color *color,
-		int mpcc_id);
-
 #endif /* __DC_HWSS_DCN10_H__ */

drivers/gpu/drm/amd/display/dc/dcn10/dcn10_init.c

@@ -82,7 +82,6 @@ static const struct hw_sequencer_funcs dcn10_funcs = {
 	.set_abm_immediate_disable = dce110_set_abm_immediate_disable,
 	.set_pipe = dce110_set_pipe,
 	.get_dcc_en_bits = dcn10_get_dcc_en_bits,
-	.update_visual_confirm_color = dcn10_update_visual_confirm_color,
 };
 
 static const struct hwseq_private_funcs dcn10_private_funcs = {

drivers/gpu/drm/amd/display/dc/dcn10/dcn10_mpc.c

@@ -64,8 +64,6 @@ void mpc1_set_bg_color(struct mpc *mpc,
 			MPCC_BG_G_Y, bg_g_y);
 	REG_SET(MPCC_BG_B_CB[bottommost_mpcc->mpcc_id], 0,
 			MPCC_BG_B_CB, bg_b_cb);
-
-	bottommost_mpcc->blnd_cfg.black_color = *bg_color;
 }
 
 static void mpc1_update_blending(
@@ -248,8 +246,6 @@ struct mpcc *mpc1_insert_plane(
 		}
 	}
 
-	mpc->funcs->set_bg_color(mpc, &blnd_cfg->black_color, mpcc_id);
-
 	/* update the blending configuration */
 	mpc->funcs->update_blending(mpc, blnd_cfg, mpcc_id);
 
@@ -499,7 +495,6 @@ static const struct mpc_funcs dcn10_mpc_funcs = {
 	.set_output_csc = NULL,
 	.set_output_gamma = NULL,
 	.get_mpc_out_mux = mpc1_get_mpc_out_mux,
-	.set_bg_color = mpc1_set_bg_color,
 };
 
 void dcn10_mpc_construct(struct dcn10_mpc *mpc10,

drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.c

@@ -2267,25 +2267,9 @@ void dcn20_get_mpctree_visual_confirm_color(
 	*color = pipe_colors[top_pipe->pipe_idx];
 }
 
-void dcn20_update_visual_confirm_color(struct dc *dc, struct pipe_ctx *pipe_ctx, struct tg_color *color, int mpcc_id)
-{
-	struct dce_hwseq *hws = dc->hwseq;
-	struct mpc *mpc = dc->res_pool->mpc;
-
-	/* input to MPCC is always RGB, by default leave black_color at 0 */
-	if (dc->debug.visual_confirm == VISUAL_CONFIRM_HDR)
-		hws->funcs.get_hdr_visual_confirm_color(pipe_ctx, color);
-	else if (dc->debug.visual_confirm == VISUAL_CONFIRM_SURFACE)
-		hws->funcs.get_surface_visual_confirm_color(pipe_ctx, color);
-	else if (dc->debug.visual_confirm == VISUAL_CONFIRM_MPCTREE)
-		dcn20_get_mpctree_visual_confirm_color(pipe_ctx, color);
-
-	if (mpc->funcs->set_bg_color)
-		mpc->funcs->set_bg_color(mpc, color, mpcc_id);
-}
-
 void dcn20_update_mpcc(struct dc *dc, struct pipe_ctx *pipe_ctx)
 {
+	struct dce_hwseq *hws = dc->hwseq;
 	struct hubp *hubp = pipe_ctx->plane_res.hubp;
 	struct mpcc_blnd_cfg blnd_cfg = { {0} };
 	bool per_pixel_alpha = pipe_ctx->plane_state->per_pixel_alpha;
@@ -2294,6 +2278,15 @@ void dcn20_update_mpcc(struct dc *dc, struct pipe_ctx *pipe_ctx)
 	struct mpc *mpc = dc->res_pool->mpc;
 	struct mpc_tree *mpc_tree_params = &(pipe_ctx->stream_res.opp->mpc_tree_params);
 
+	// input to MPCC is always RGB, by default leave black_color at 0
+	if (dc->debug.visual_confirm == VISUAL_CONFIRM_HDR) {
+		hws->funcs.get_hdr_visual_confirm_color(pipe_ctx, &blnd_cfg.black_color);
+	} else if (dc->debug.visual_confirm == VISUAL_CONFIRM_SURFACE) {
+		hws->funcs.get_surface_visual_confirm_color(pipe_ctx, &blnd_cfg.black_color);
+	} else if (dc->debug.visual_confirm == VISUAL_CONFIRM_MPCTREE) {
+		dcn20_get_mpctree_visual_confirm_color(pipe_ctx, &blnd_cfg.black_color);
+	}
+
 	if (per_pixel_alpha)
 		blnd_cfg.alpha_mode = MPCC_ALPHA_BLEND_MODE_PER_PIXEL_ALPHA;
 	else
@@ -2327,8 +2320,6 @@ void dcn20_update_mpcc(struct dc *dc, struct pipe_ctx *pipe_ctx)
 	 */
 	mpcc_id = hubp->inst;
 
-	dc->hwss.update_visual_confirm_color(dc, pipe_ctx, &blnd_cfg.black_color, mpcc_id);
-
 	/* If there is no full update, don't need to touch MPC tree*/
 	if (!pipe_ctx->plane_state->update_flags.bits.full_update &&
 		!pipe_ctx->update_flags.bits.mpcc) {

drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.h

@@ -146,10 +146,5 @@ void dcn20_set_disp_pattern_generator(const struct dc *dc,
 		const struct tg_color *solid_color,
 		int width, int height, int offset);
 
-void dcn20_update_visual_confirm_color(struct dc *dc,
-		struct pipe_ctx *pipe_ctx,
-		struct tg_color *color,
-		int mpcc_id);
-
 #endif /* __DC_HWSS_DCN20_H__ */
 

drivers/gpu/drm/amd/display/dc/dcn20/dcn20_init.c

@@ -96,7 +96,6 @@ static const struct hw_sequencer_funcs dcn20_funcs = {
 #endif
 	.set_disp_pattern_generator = dcn20_set_disp_pattern_generator,
 	.get_dcc_en_bits = dcn10_get_dcc_en_bits,
-	.update_visual_confirm_color = dcn20_update_visual_confirm_color,
 };
 
 static const struct hwseq_private_funcs dcn20_private_funcs = {

drivers/gpu/drm/amd/display/dc/dcn20/dcn20_mpc.c

@@ -67,6 +67,7 @@ void mpc2_update_blending(
 	REG_SET(MPCC_BOT_GAIN_INSIDE[mpcc_id], 0, MPCC_BOT_GAIN_INSIDE, blnd_cfg->bottom_inside_gain);
 	REG_SET(MPCC_BOT_GAIN_OUTSIDE[mpcc_id], 0, MPCC_BOT_GAIN_OUTSIDE, blnd_cfg->bottom_outside_gain);
 
+	mpc1_set_bg_color(mpc, &blnd_cfg->black_color, mpcc_id);
 	mpcc->blnd_cfg = *blnd_cfg;
 }
 
@@ -556,7 +557,6 @@ const struct mpc_funcs dcn20_mpc_funcs = {
 	.set_output_gamma = mpc2_set_output_gamma,
 	.power_on_mpc_mem_pwr = mpc20_power_on_ogam_lut,
 	.get_mpc_out_mux = mpc1_get_mpc_out_mux,
-	.set_bg_color = mpc1_set_bg_color,
 };
 
 void dcn20_mpc_construct(struct dcn20_mpc *mpc20,

drivers/gpu/drm/amd/display/dc/dcn21/dcn21_init.c

@@ -100,7 +100,6 @@ static const struct hw_sequencer_funcs dcn21_funcs = {
 	.is_abm_supported = dcn21_is_abm_supported,
 	.set_disp_pattern_generator = dcn20_set_disp_pattern_generator,
 	.get_dcc_en_bits = dcn10_get_dcc_en_bits,
-	.update_visual_confirm_color = dcn20_update_visual_confirm_color,
 };
 
 static const struct hwseq_private_funcs dcn21_private_funcs = {

drivers/gpu/drm/amd/display/dc/dcn30/dcn30_init.c

@@ -99,7 +99,6 @@ static const struct hw_sequencer_funcs dcn30_funcs = {
 	.set_pipe = dcn21_set_pipe,
 	.set_disp_pattern_generator = dcn30_set_disp_pattern_generator,
 	.get_dcc_en_bits = dcn10_get_dcc_en_bits,
-	.update_visual_confirm_color = dcn20_update_visual_confirm_color,
 };
 
 static const struct hwseq_private_funcs dcn30_private_funcs = {

drivers/gpu/drm/amd/display/dc/dcn30/dcn30_mpc.c

@@ -1431,7 +1431,7 @@ const struct mpc_funcs dcn30_mpc_funcs = {
 	.release_rmu = mpcc3_release_rmu,
 	.power_on_mpc_mem_pwr = mpc3_power_on_ogam_lut,
 	.get_mpc_out_mux = mpc1_get_mpc_out_mux,
-	.set_bg_color = mpc1_set_bg_color,
+
 };
 
 void dcn30_mpc_construct(struct dcn30_mpc *mpc30,

drivers/gpu/drm/amd/display/dc/dcn301/dcn301_init.c

@@ -101,7 +101,6 @@ static const struct hw_sequencer_funcs dcn301_funcs = {
 	.get_dcc_en_bits = dcn10_get_dcc_en_bits,
 	.optimize_pwr_state = dcn21_optimize_pwr_state,
 	.exit_optimized_pwr_state = dcn21_exit_optimized_pwr_state,
-	.update_visual_confirm_color = dcn20_update_visual_confirm_color,
 };
 
 static const struct hwseq_private_funcs dcn301_private_funcs = {

drivers/gpu/drm/amd/display/dc/inc/hw/mpc.h

@@ -363,9 +363,6 @@ struct mpc_funcs {
 			struct mpc *mpc,
 			int opp_id);
 
-	void (*set_bg_color)(struct mpc *mpc,
-			struct tg_color *bg_color,
-			int mpcc_id);
 };
 
 #endif

drivers/gpu/drm/amd/display/dc/inc/hw_sequencer.h

@@ -235,10 +235,6 @@ struct hw_sequencer_funcs {
 			enum dc_color_depth color_depth,
 			const struct tg_color *solid_color,
 			int width, int height, int offset);
-	void (*update_visual_confirm_color)(struct dc *dc,
-			struct pipe_ctx *pipe_ctx,
-			struct tg_color *color,
-			int mpcc_id);
 };
 
 void color_space_to_black_color(