1 files changed, 24 insertions, 34 deletions

diff --git a/drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c b/drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c
index 24e47df526f6..78192ecba102 100644
--- a/drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c
+++ b/drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c
@@ -69,6 +69,8 @@
 
 #include "dcn10/dcn10_hw_sequencer.h"
 
+#include "dce110_hw_sequencer.h"
+
 #define GAMMA_HW_POINTS_NUM 256
 
 /*
@@ -1602,6 +1604,11 @@ static enum dc_status apply_single_controller_ctx_to_hw(
 			pipe_ctx->stream_res.stream_enc,
 			pipe_ctx->stream_res.tg->inst);
 
+	if (dc_is_dp_signal(pipe_ctx->stream->signal) &&
+		pipe_ctx->stream_res.stream_enc->funcs->reset_fifo)
+		pipe_ctx->stream_res.stream_enc->funcs->reset_fifo(
+			pipe_ctx->stream_res.stream_enc);
+
 	if (dc_is_dp_signal(pipe_ctx->stream->signal))
 		dp_source_sequence_trace(link, DPCD_SOURCE_SEQ_AFTER_CONNECT_DIG_FE_OTG);
 
@@ -1655,30 +1662,12 @@ static enum dc_status apply_single_controller_ctx_to_hw(
 
 static void power_down_encoders(struct dc *dc)
 {
-	int i, j;
+	int i;
 
 	for (i = 0; i < dc->link_count; i++) {
 		enum signal_type signal = dc->links[i]->connector_signal;
 
-		if ((signal == SIGNAL_TYPE_EDP) ||
-			(signal == SIGNAL_TYPE_DISPLAY_PORT)) {
-			if (dc->links[i]->link_enc->funcs->get_dig_frontend &&
-				dc->links[i]->link_enc->funcs->is_dig_enabled(dc->links[i]->link_enc)) {
-				unsigned int fe = dc->links[i]->link_enc->funcs->get_dig_frontend(
-									dc->links[i]->link_enc);
-
-				for (j = 0; j < dc->res_pool->stream_enc_count; j++) {
-					if (fe == dc->res_pool->stream_enc[j]->id) {
-						dc->res_pool->stream_enc[j]->funcs->dp_blank(dc->links[i],
-									dc->res_pool->stream_enc[j]);
-						break;
-					}
-				}
-			}
-
-			if (!dc->links[i]->wa_flags.dp_keep_receiver_powered)
-				dp_receiver_power_ctrl(dc->links[i], false);
-		}
+		dc_link_blank_dp_stream(dc->links[i], false);
 
 		if (signal != SIGNAL_TYPE_EDP)
 			signal = SIGNAL_TYPE_NONE;
@@ -1805,7 +1794,6 @@ void dce110_enable_accelerated_mode(struct dc *dc, struct dc_state *context)
 	struct dc_stream_state *edp_streams[MAX_NUM_EDP];
 	struct dc_link *edp_link_with_sink = NULL;
 	struct dc_link *edp_link = NULL;
-	struct dc_stream_state *edp_stream = NULL;
 	struct dce_hwseq *hws = dc->hwseq;
 	int edp_with_sink_num;
 	int edp_num;
@@ -1826,27 +1814,29 @@ void dce110_enable_accelerated_mode(struct dc *dc, struct dc_state *context)
 	get_edp_streams(context, edp_streams, &edp_stream_num);
 
 	// Check fastboot support, disable on DCE8 because of blank screens
-	if (edp_num && dc->ctx->dce_version != DCE_VERSION_8_0 &&
+	if (edp_num && edp_stream_num && dc->ctx->dce_version != DCE_VERSION_8_0 &&
 		    dc->ctx->dce_version != DCE_VERSION_8_1 &&
 		    dc->ctx->dce_version != DCE_VERSION_8_3) {
 		for (i = 0; i < edp_num; i++) {
 			edp_link = edp_links[i];
+			if (edp_link != edp_streams[0]->link)
+				continue;
 			// enable fastboot if backend is enabled on eDP
-			if (edp_link->link_enc->funcs->is_dig_enabled(edp_link->link_enc)) {
-				/* Set optimization flag on eDP stream*/
-				if (edp_stream_num && edp_link->link_status.link_active) {
-					edp_stream = edp_streams[0];
-					can_apply_edp_fast_boot = !is_edp_ilr_optimization_required(edp_stream->link, &edp_stream->timing);
-					edp_stream->apply_edp_fast_boot_optimization = can_apply_edp_fast_boot;
-					if (can_apply_edp_fast_boot)
-						DC_LOG_EVENT_LINK_TRAINING("eDP fast boot disabled to optimize link rate\n");
-
-					break;
-				}
+			if (edp_link->link_enc->funcs->is_dig_enabled &&
+			    edp_link->link_enc->funcs->is_dig_enabled(edp_link->link_enc) &&
+			    edp_link->link_status.link_active) {
+				struct dc_stream_state *edp_stream = edp_streams[0];
+
+				can_apply_edp_fast_boot = !is_edp_ilr_optimization_required(edp_stream->link, &edp_stream->timing);
+				edp_stream->apply_edp_fast_boot_optimization = can_apply_edp_fast_boot;
+				if (can_apply_edp_fast_boot)
+					DC_LOG_EVENT_LINK_TRAINING("eDP fast boot disabled to optimize link rate\n");
+
+				break;
 			}
 		}
 		// We are trying to enable eDP, don't power down VDD
-		if (edp_stream_num)
+		if (can_apply_edp_fast_boot)
 			keep_edp_vdd_on = true;
 	}