Merging upstream version 6.10.3.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

13 files changed, 108 insertions, 50 deletions

diff --git a/drivers/gpu/drm/amd/display/dc/link/accessories/link_dp_cts.c b/drivers/gpu/drm/amd/display/dc/link/accessories/link_dp_cts.c
index 22b24749c9..8d1a1cc94a 100644
--- a/drivers/gpu/drm/amd/display/dc/link/accessories/link_dp_cts.c
+++ b/drivers/gpu/drm/amd/display/dc/link/accessories/link_dp_cts.c
@@ -884,7 +884,7 @@ void dp_set_preferred_link_settings(struct dc *dc,
 {
 	int i;
 	struct pipe_ctx *pipe;
-	struct dc_stream_state *link_stream;
+	struct dc_stream_state *link_stream = 0;
 	struct dc_link_settings store_settings = *link_setting;
 
 	link->preferred_link_setting = store_settings;
diff --git a/drivers/gpu/drm/amd/display/dc/link/accessories/link_dp_trace.c b/drivers/gpu/drm/amd/display/dc/link/accessories/link_dp_trace.c
index fbcd8fb58e..c8c55f196f 100644
--- a/drivers/gpu/drm/amd/display/dc/link/accessories/link_dp_trace.c
+++ b/drivers/gpu/drm/amd/display/dc/link/accessories/link_dp_trace.c
@@ -24,7 +24,6 @@
  */
 #include "link_dp_trace.h"
 #include "link/protocols/link_dpcd.h"
-#include "link.h"
 
 void dp_trace_init(struct dc_link *link)
 {
diff --git a/drivers/gpu/drm/amd/display/dc/link/link_detection.c b/drivers/gpu/drm/amd/display/dc/link/link_detection.c
index b8c4a04dd1..0d523dc43d 100644
--- a/drivers/gpu/drm/amd/display/dc/link/link_detection.c
+++ b/drivers/gpu/drm/amd/display/dc/link/link_detection.c
@@ -516,8 +516,8 @@ static void query_hdcp_capability(enum signal_type signal, struct dc_link *link)
 static void read_current_link_settings_on_detect(struct dc_link *link)
 {
 	union lane_count_set lane_count_set = {0};
-	uint8_t link_bw_set;
-	uint8_t link_rate_set;
+	uint8_t link_bw_set = 0;
+	uint8_t link_rate_set = 0;
 	uint32_t read_dpcd_retry_cnt = 10;
 	enum dc_status status = DC_ERROR_UNEXPECTED;
 	int i;
diff --git a/drivers/gpu/drm/amd/display/dc/link/link_dpms.c b/drivers/gpu/drm/amd/display/dc/link/link_dpms.c
index a72de44a57..b53ad18dbf 100644
--- a/drivers/gpu/drm/amd/display/dc/link/link_dpms.c
+++ b/drivers/gpu/drm/amd/display/dc/link/link_dpms.c
@@ -55,6 +55,8 @@
 #include "dccg.h"
 #include "clk_mgr.h"
 #include "atomfirmware.h"
+#include "vpg.h"
+
 #define DC_LOGGER \
 	dc_logger
 #define DC_LOGGER_INIT(logger) \
@@ -67,7 +69,6 @@
 #define RETIMER_REDRIVER_INFO(...) \
 	DC_LOG_RETIMER_REDRIVER(  \
 		__VA_ARGS__)
-#include "dc/dcn30/dcn30_vpg.h"
 
 #define MAX_MTP_SLOT_COUNT 64
 #define LINK_TRAINING_ATTEMPTS 4
@@ -127,7 +128,7 @@ void link_blank_dp_stream(struct dc_link *link, bool hw_init)
 		if (link->ep_type == DISPLAY_ENDPOINT_PHY &&
 			link->link_enc->funcs->get_dig_frontend &&
 			link->link_enc->funcs->is_dig_enabled(link->link_enc)) {
-			unsigned int fe = link->link_enc->funcs->get_dig_frontend(link->link_enc);
+			int fe = link->link_enc->funcs->get_dig_frontend(link->link_enc);
 
 			if (fe != ENGINE_ID_UNKNOWN)
 				for (j = 0; j < dc->res_pool->stream_enc_count; j++) {
@@ -725,7 +726,7 @@ static void set_avmute(struct pipe_ctx *pipe_ctx, bool enable)
 
 static void enable_mst_on_sink(struct dc_link *link, bool enable)
 {
-	unsigned char mstmCntl;
+	unsigned char mstmCntl = 0;
 
 	core_link_read_dpcd(link, DP_MSTM_CTRL, &mstmCntl, 1);
 	if (enable)
@@ -803,7 +804,7 @@ void link_set_dsc_on_stream(struct pipe_ctx *pipe_ctx, bool enable)
 
 	if (enable) {
 		struct dsc_config dsc_cfg;
-		struct dsc_optc_config dsc_optc_cfg;
+		struct dsc_optc_config dsc_optc_cfg = {0};
 		enum optc_dsc_mode optc_dsc_mode;
 
 		/* Enable DSC hw block */
@@ -1575,7 +1576,7 @@ static bool write_128b_132b_sst_payload_allocation_table(
 				break;
 			}
 		} else {
-			union dpcd_rev dpcdRev;
+			union dpcd_rev dpcdRev = {0};
 
 			if (core_link_read_dpcd(
 					link,
@@ -2119,7 +2120,7 @@ static enum dc_status enable_link_dp_mst(
 		struct pipe_ctx *pipe_ctx)
 {
 	struct dc_link *link = pipe_ctx->stream->link;
-	unsigned char mstm_cntl;
+	unsigned char mstm_cntl = 0;
 
 	/* sink signal type after MST branch is MST. Multiple MST sinks
 	 * share one link. Link DP PHY is enable or training only once.
@@ -2285,6 +2286,7 @@ void link_set_dpms_off(struct pipe_ctx *pipe_ctx)
 	struct dc_stream_state *stream = pipe_ctx->stream;
 	struct dc_link *link = stream->sink->link;
 	struct vpg *vpg = pipe_ctx->stream_res.stream_enc->vpg;
+	enum dp_panel_mode panel_mode_dp = dp_get_panel_mode(link);
 
 	DC_LOGGER_INIT(pipe_ctx->stream->ctx->logger);
 
@@ -2311,6 +2313,8 @@ void link_set_dpms_off(struct pipe_ctx *pipe_ctx)
 
 	dc->hwss.disable_audio_stream(pipe_ctx);
 
+	edp_set_panel_assr(link, pipe_ctx, &panel_mode_dp, false);
+
 	update_psp_stream_config(pipe_ctx, true);
 	dc->hwss.blank_stream(pipe_ctx);
 
diff --git a/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_capability.c b/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_capability.c
index f608dd3bba..d487dfcd21 100644
--- a/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_capability.c
+++ b/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_capability.c
@@ -992,7 +992,7 @@ enum dp_link_encoding mst_decide_link_encoding_format(const struct dc_link *link
 
 static void read_dp_device_vendor_id(struct dc_link *link)
 {
-	struct dp_device_vendor_id dp_id;
+	struct dp_device_vendor_id dp_id = {0};
 
 	/* read IEEE branch device id */
 	core_link_read_dpcd(
@@ -1087,7 +1087,7 @@ static void get_active_converter_info(
 	}
 
 	if (link->dpcd_caps.dpcd_rev.raw >= DPCD_REV_11) {
-		uint8_t det_caps[16]; /* CTS 4.2.2.7 expects source to read Detailed Capabilities Info : 00080h-0008F.*/
+		uint8_t det_caps[16] = {0}; /* CTS 4.2.2.7 expects source to read Detailed Capabilities Info : 00080h-0008F.*/
 		union dwnstream_port_caps_byte0 *port_caps =
 			(union dwnstream_port_caps_byte0 *)det_caps;
 		if (core_link_read_dpcd(link, DP_DOWNSTREAM_PORT_0,
@@ -1172,7 +1172,7 @@ static void get_active_converter_info(
 	set_dongle_type(link->ddc, link->dpcd_caps.dongle_type);
 
 	{
-		struct dp_sink_hw_fw_revision dp_hw_fw_revision;
+		struct dp_sink_hw_fw_revision dp_hw_fw_revision = {0};
 
 		core_link_read_dpcd(
 			link,
@@ -1242,7 +1242,7 @@ static void apply_usbc_combo_phy_reset_wa(struct dc_link *link,
 
 bool dp_overwrite_extended_receiver_cap(struct dc_link *link)
 {
-	uint8_t dpcd_data[16];
+	uint8_t dpcd_data[16] = {0};
 	uint32_t read_dpcd_retry_cnt = 3;
 	enum dc_status status = DC_ERROR_UNEXPECTED;
 	union dp_downstream_port_present ds_port = { 0 };
@@ -1408,7 +1408,7 @@ static bool get_usbc_cable_id(struct dc_link *link, union dp_cable_id *cable_id)
 
 static void retrieve_cable_id(struct dc_link *link)
 {
-	union dp_cable_id usbc_cable_id;
+	union dp_cable_id usbc_cable_id = {0};
 
 	link->dpcd_caps.cable_id.raw = 0;
 	core_link_read_dpcd(link, DP_CABLE_ATTRIBUTES_UPDATED_BY_DPRX,
@@ -1475,7 +1475,7 @@ static bool dpcd_read_sink_ext_caps(struct dc_link *link)
 
 enum dc_status dp_retrieve_lttpr_cap(struct dc_link *link)
 {
-	uint8_t lttpr_dpcd_data[8];
+	uint8_t lttpr_dpcd_data[8] = {0};
 	enum dc_status status;
 	bool is_lttpr_present;
 
@@ -1939,8 +1939,8 @@ void detect_edp_sink_caps(struct dc_link *link)
 	uint32_t entry;
 	uint32_t link_rate_in_khz;
 	enum dc_link_rate link_rate = LINK_RATE_UNKNOWN;
-	uint8_t backlight_adj_cap;
-	uint8_t general_edp_cap;
+	uint8_t backlight_adj_cap = 0;
+	uint8_t general_edp_cap = 0;
 
 	retrieve_link_cap(link);
 	link->dpcd_caps.edp_supported_link_rates_count = 0;
diff --git a/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_dpia_bw.c b/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_dpia_bw.c
index 5a965c26bf..0f1c411523 100644
--- a/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_dpia_bw.c
+++ b/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_dpia_bw.c
@@ -166,7 +166,7 @@ static uint8_t get_lowest_dpia_index(struct dc_link *link)
 	uint8_t idx = 0xFF;
 	int i;
 
-	for (i = 0; i < MAX_PIPES * 2; ++i) {
+	for (i = 0; i < MAX_LINKS; ++i) {
 
 		if (!dc_struct->links[i] ||
 				dc_struct->links[i]->ep_type != DISPLAY_ENDPOINT_USB4_DPIA)
@@ -196,7 +196,7 @@ static int get_host_router_total_dp_tunnel_bw(const struct dc *dc, uint8_t hr_in
 	struct dc_link *link_dpia_primary, *link_dpia_secondary;
 	int total_bw = 0;
 
-	for (uint8_t i = 0; i < (MAX_PIPES * 2) - 1; ++i) {
+	for (uint8_t i = 0; i < MAX_LINKS - 1; ++i) {
 
 		if (!dc->links[i] || dc->links[i]->ep_type != DISPLAY_ENDPOINT_USB4_DPIA)
 			continue;
diff --git a/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_irq_handler.c b/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_irq_handler.c
index ba69874be5..0fcf0b8530 100644
--- a/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_irq_handler.c
+++ b/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_irq_handler.c
@@ -120,7 +120,7 @@ bool dp_parse_link_loss_status(
 
 static bool handle_hpd_irq_psr_sink(struct dc_link *link)
 {
-	union dpcd_psr_configuration psr_configuration;
+	union dpcd_psr_configuration psr_configuration = {0};
 
 	if (!link->psr_settings.psr_feature_enabled)
 		return false;
@@ -186,9 +186,9 @@ static bool handle_hpd_irq_psr_sink(struct dc_link *link)
 
 static void handle_hpd_irq_replay_sink(struct dc_link *link)
 {
-	union dpcd_replay_configuration replay_configuration;
+	union dpcd_replay_configuration replay_configuration = {0};
 	/*AMD Replay version reuse DP_PSR_ERROR_STATUS for REPLAY_ERROR status.*/
-	union psr_error_status replay_error_status;
+	union psr_error_status replay_error_status = {0};
 
 	if (!link->replay_settings.replay_feature_enabled)
 		return;
@@ -280,7 +280,7 @@ void dp_handle_link_loss(struct dc_link *link)
 static void read_dpcd204h_on_irq_hpd(struct dc_link *link, union hpd_irq_data *irq_data)
 {
 	enum dc_status retval;
-	union lane_align_status_updated dpcd_lane_status_updated;
+	union lane_align_status_updated dpcd_lane_status_updated = {0};
 
 	retval = core_link_read_dpcd(
 			link,
@@ -320,7 +320,7 @@ enum dc_status dp_read_hpd_rx_irq_data(
 		/* Read 14 bytes in a single read and then copy only the required fields.
 		 * This is more efficient than doing it in two separate AUX reads. */
 
-		uint8_t tmp[DP_SINK_STATUS_ESI - DP_SINK_COUNT_ESI + 1];
+		uint8_t tmp[DP_SINK_STATUS_ESI - DP_SINK_COUNT_ESI + 1] = {0};
 
 		retval = core_link_read_dpcd(
 			link,
diff --git a/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_training.c b/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_training.c
index e538c67d3e..1818970b8e 100644
--- a/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_training.c
+++ b/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_training.c
@@ -1071,7 +1071,7 @@ enum dc_status dpcd_set_link_settings(
 		 * MUX chip gets link rate set back before link training.
 		 */
 		if (link->connector_signal == SIGNAL_TYPE_EDP) {
-			uint8_t supported_link_rates[16];
+			uint8_t supported_link_rates[16] = {0};
 
 			core_link_read_dpcd(link, DP_SUPPORTED_LINK_RATES,
 					supported_link_rates, sizeof(supported_link_rates));
@@ -1587,21 +1587,7 @@ bool perform_link_training_with_retries(
 			msleep(delay_dp_power_up_in_ms);
 		}
 
-		if (panel_mode == DP_PANEL_MODE_EDP) {
-			struct cp_psp *cp_psp = &stream->ctx->cp_psp;
-
-			if (cp_psp && cp_psp->funcs.enable_assr) {
-				/* ASSR is bound to fail with unsigned PSP
-				 * verstage used during devlopment phase.
-				 * Report and continue with eDP panel mode to
-				 * perform eDP link training with right settings
-				 */
-				bool result;
-				result = cp_psp->funcs.enable_assr(cp_psp->handle, link);
-				if (!result && link->panel_mode != DP_PANEL_MODE_EDP)
-					panel_mode = DP_PANEL_MODE_DEFAULT;
-			}
-		}
+		edp_set_panel_assr(link, pipe_ctx, &panel_mode, true);
 
 		dp_set_panel_mode(link, panel_mode);
 
diff --git a/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_training_dpia.c b/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_training_dpia.c
index 5d36bab002..edb21d2195 100644
--- a/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_training_dpia.c
+++ b/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_training_dpia.c
@@ -291,7 +291,7 @@ static enum link_training_result dpia_training_cr_non_transparent(
 {
 	enum link_training_result result = LINK_TRAINING_CR_FAIL_LANE0;
 	uint8_t repeater_cnt = 0; /* Number of hops/repeaters in display path. */
-	enum dc_status status;
+	enum dc_status status = DC_ERROR_UNEXPECTED;
 	uint32_t retries_cr = 0; /* Number of consecutive attempts with same VS or PE. */
 	uint32_t retry_count = 0;
 	uint32_t wait_time_microsec = TRAINING_AUX_RD_INTERVAL; /* From DP spec, CR read interval is always 100us. */
@@ -617,7 +617,7 @@ static enum link_training_result dpia_training_eq_non_transparent(
 	enum link_training_result result = LINK_TRAINING_EQ_FAIL_EQ;
 	uint8_t repeater_cnt = 0; /* Number of hops/repeaters in display path. */
 	uint32_t retries_eq = 0;
-	enum dc_status status;
+	enum dc_status status = DC_ERROR_UNEXPECTED;
 	enum dc_dp_training_pattern tr_pattern;
 	uint32_t wait_time_microsec = 0;
 	enum dc_lane_count lane_count = lt_settings->link_settings.lane_count;
diff --git a/drivers/gpu/drm/amd/display/dc/link/protocols/link_dpcd.c b/drivers/gpu/drm/amd/display/dc/link/protocols/link_dpcd.c
index c5de6ed5bf..a72c898b64 100644
--- a/drivers/gpu/drm/amd/display/dc/link/protocols/link_dpcd.c
+++ b/drivers/gpu/drm/amd/display/dc/link/protocols/link_dpcd.c
@@ -130,7 +130,7 @@ static uint32_t dpcd_get_next_partition_size(const uint32_t address, const uint3
  * XXX: Do not allow any two address ranges in this array to overlap
  */
 static const struct dpcd_address_range mandatory_dpcd_blocks[] = {
-	{ DP_LT_TUNABLE_PHY_REPEATER_FIELD_DATA_STRUCTURE_REV, DP_PHY_REPEATER_EXTENDED_WAIT_TIMEOUT }};
+	{ DP_LT_TUNABLE_PHY_REPEATER_FIELD_DATA_STRUCTURE_REV, DP_PHY_REPEATER_128B132B_RATES }};
 
 /*
  * extend addresses to read all mandatory blocks together
diff --git a/drivers/gpu/drm/amd/display/dc/link/protocols/link_edp_panel_control.c b/drivers/gpu/drm/amd/display/dc/link/protocols/link_edp_panel_control.c
index 3baa2bdd6d..ad9aca790d 100644
--- a/drivers/gpu/drm/amd/display/dc/link/protocols/link_edp_panel_control.c
+++ b/drivers/gpu/drm/amd/display/dc/link/protocols/link_edp_panel_control.c
@@ -38,6 +38,7 @@
 #include "dc/dc_dmub_srv.h"
 #include "dce/dmub_replay.h"
 #include "abm.h"
+#include "resource.h"
 #define DC_LOGGER \
 	link->ctx->logger
 #define DC_LOGGER_INIT(logger)
@@ -320,8 +321,8 @@ bool edp_is_ilr_optimization_required(struct dc_link *link,
 		struct dc_crtc_timing *crtc_timing)
 {
 	struct dc_link_settings link_setting;
-	uint8_t link_bw_set;
-	uint8_t link_rate_set;
+	uint8_t link_bw_set = 0;
+	uint8_t link_rate_set = 0;
 	uint32_t req_bw;
 	union lane_count_set lane_count_set = {0};
 
@@ -1055,7 +1056,7 @@ bool edp_set_coasting_vtotal(struct dc_link *link, uint32_t coasting_vtotal)
 }
 
 bool edp_replay_residency(const struct dc_link *link,
-	unsigned int *residency, const bool is_start, const bool is_alpm)
+	unsigned int *residency, const bool is_start, const enum pr_residency_mode mode)
 {
 	struct dc  *dc = link->ctx->dc;
 	struct dmub_replay *replay = dc->res_pool->replay;
@@ -1064,8 +1065,11 @@ bool edp_replay_residency(const struct dc_link *link,
 	if (!dc_get_edp_link_panel_inst(dc, link, &panel_inst))
 		return false;
 
+	if (!residency)
+		return false;
+
 	if (replay != NULL && link->replay_settings.replay_feature_enabled)
-		replay->funcs->replay_residency(replay, panel_inst, residency, is_start, is_alpm);
+		replay->funcs->replay_residency(replay, panel_inst, residency, is_start, mode);
 	else
 		*residency = 0;
 
@@ -1145,3 +1149,66 @@ int edp_get_target_backlight_pwm(const struct dc_link *link)
 
 	return (int) abm->funcs->get_target_backlight(abm);
 }
+
+static void edp_set_assr_enable(const struct dc *pDC, struct dc_link *link,
+		struct link_resource *link_res, bool enable)
+{
+	union dmub_rb_cmd cmd;
+	bool use_hpo_dp_link_enc = false;
+	uint8_t link_enc_index = 0;
+	uint8_t phy_type = 0;
+	uint8_t phy_id = 0;
+
+	if (!pDC->config.use_assr_psp_message)
+		return;
+
+	memset(&cmd, 0, sizeof(cmd));
+
+	link_enc_index = link->link_enc->transmitter - TRANSMITTER_UNIPHY_A;
+
+	if (link_res->hpo_dp_link_enc) {
+		link_enc_index = link_res->hpo_dp_link_enc->inst;
+		use_hpo_dp_link_enc = true;
+	}
+
+	if (enable)
+		phy_type = ((dp_get_panel_mode(link) == DP_PANEL_MODE_EDP) ? 1 : 0);
+
+	phy_id = resource_transmitter_to_phy_idx(pDC, link->link_enc->transmitter);
+
+	cmd.assr_enable.header.type = DMUB_CMD__PSP;
+	cmd.assr_enable.header.sub_type = DMUB_CMD__PSP_ASSR_ENABLE;
+	cmd.assr_enable.assr_data.enable = enable;
+	cmd.assr_enable.assr_data.phy_port_type = phy_type;
+	cmd.assr_enable.assr_data.phy_port_id = phy_id;
+	cmd.assr_enable.assr_data.link_enc_index = link_enc_index;
+	cmd.assr_enable.assr_data.hpo_mode = use_hpo_dp_link_enc;
+
+	dc_wake_and_execute_dmub_cmd(pDC->ctx, &cmd, DM_DMUB_WAIT_TYPE_WAIT);
+}
+
+void edp_set_panel_assr(struct dc_link *link, struct pipe_ctx *pipe_ctx,
+		enum dp_panel_mode *panel_mode, bool enable)
+{
+	struct link_resource *link_res = &pipe_ctx->link_res;
+	struct cp_psp *cp_psp = &pipe_ctx->stream->ctx->cp_psp;
+
+	if (*panel_mode != DP_PANEL_MODE_EDP)
+		return;
+
+	if (link->dc->config.use_assr_psp_message) {
+		edp_set_assr_enable(link->dc, link, link_res, enable);
+	} else if (cp_psp && cp_psp->funcs.enable_assr && enable) {
+		/* ASSR is bound to fail with unsigned PSP
+		 * verstage used during devlopment phase.
+		 * Report and continue with eDP panel mode to
+		 * perform eDP link training with right settings
+		 */
+		bool result;
+
+		result = cp_psp->funcs.enable_assr(cp_psp->handle, link);
+
+		if (!result && link->panel_mode != DP_PANEL_MODE_EDP)
+			*panel_mode = DP_PANEL_MODE_DEFAULT;
+	}
+}
diff --git a/drivers/gpu/drm/amd/display/dc/link/protocols/link_edp_panel_control.h b/drivers/gpu/drm/amd/display/dc/link/protocols/link_edp_panel_control.h
index a158c6234d..cb6d95cc36 100644
--- a/drivers/gpu/drm/amd/display/dc/link/protocols/link_edp_panel_control.h
+++ b/drivers/gpu/drm/amd/display/dc/link/protocols/link_edp_panel_control.h
@@ -61,7 +61,7 @@ bool edp_send_replay_cmd(struct dc_link *link,
 			union dmub_replay_cmd_set *cmd_data);
 bool edp_set_coasting_vtotal(struct dc_link *link, uint32_t coasting_vtotal);
 bool edp_replay_residency(const struct dc_link *link,
-	unsigned int *residency, const bool is_start, const bool is_alpm);
+	unsigned int *residency, const bool is_start, const enum pr_residency_mode mode);
 bool edp_get_replay_state(const struct dc_link *link, uint64_t *state);
 bool edp_set_replay_power_opt_and_coasting_vtotal(struct dc_link *link,
 	const unsigned int *power_opts, uint32_t coasting_vtotal);
@@ -76,4 +76,6 @@ bool edp_receiver_ready_T9(struct dc_link *link);
 bool edp_receiver_ready_T7(struct dc_link *link);
 bool edp_power_alpm_dpcd_enable(struct dc_link *link, bool enable);
 void edp_set_panel_power(struct dc_link *link, bool powerOn);
+void edp_set_panel_assr(struct dc_link *link, struct pipe_ctx *pipe_ctx,
+		enum dp_panel_mode *panel_mode, bool enable);
 #endif /* __DC_LINK_EDP_POWER_CONTROL_H__ */
diff --git a/drivers/gpu/drm/amd/display/dc/link/protocols/link_hpd.c b/drivers/gpu/drm/amd/display/dc/link/protocols/link_hpd.c
index e3d729ab5b..caa617883f 100644
--- a/drivers/gpu/drm/amd/display/dc/link/protocols/link_hpd.c
+++ b/drivers/gpu/drm/amd/display/dc/link/protocols/link_hpd.c
@@ -35,7 +35,7 @@
 
 bool link_get_hpd_state(struct dc_link *link)
 {
-	uint32_t state;
+	uint32_t state = 0;
 
 	dal_gpio_lock_pin(link->hpd_gpio);
 	dal_gpio_get_value(link->hpd_gpio, &state);