1 files changed, 396 insertions, 19 deletions

diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_link_exports.c b/drivers/gpu/drm/amd/display/dc/core/dc_link_exports.c
index a951e10416ee..18e098568cb4 100644
--- a/drivers/gpu/drm/amd/display/dc/core/dc_link_exports.c
+++ b/drivers/gpu/drm/amd/display/dc/core/dc_link_exports.c
@@ -34,70 +34,447 @@
  * in this file which calls link functions.
  */
 #include "link.h"
+#include "dce/dce_i2c.h"
+struct dc_link *dc_get_link_at_index(struct dc *dc, uint32_t link_index)
+{
+	return dc->links[link_index];
+}
+
+void dc_get_edp_links(const struct dc *dc,
+		struct dc_link **edp_links,
+		int *edp_num)
+{
+	int i;
+
+	*edp_num = 0;
+	for (i = 0; i < dc->link_count; i++) {
+		// report any eDP links, even unconnected DDI's
+		if (!dc->links[i])
+			continue;
+		if (dc->links[i]->connector_signal == SIGNAL_TYPE_EDP) {
+			edp_links[*edp_num] = dc->links[i];
+			if (++(*edp_num) == MAX_NUM_EDP)
+				return;
+		}
+	}
+}
+
+bool dc_get_edp_link_panel_inst(const struct dc *dc,
+		const struct dc_link *link,
+		unsigned int *inst_out)
+{
+	struct dc_link *edp_links[MAX_NUM_EDP];
+	int edp_num, i;
+
+	*inst_out = 0;
+	if (link->connector_signal != SIGNAL_TYPE_EDP)
+		return false;
+	dc_get_edp_links(dc, edp_links, &edp_num);
+	for (i = 0; i < edp_num; i++) {
+		if (link == edp_links[i])
+			break;
+		(*inst_out)++;
+	}
+	return true;
+}
 
 bool dc_link_detect(struct dc_link *link, enum dc_detect_reason reason)
 {
-	return link_detect(link, reason);
+	return link->dc->link_srv->detect_link(link, reason);
 }
 
 bool dc_link_detect_connection_type(struct dc_link *link,
 		enum dc_connection_type *type)
 {
-	return link_detect_connection_type(link, type);
+	return link->dc->link_srv->detect_connection_type(link, type);
 }
 
 const struct dc_link_status *dc_link_get_status(const struct dc_link *link)
 {
-	return link_get_status(link);
+	return link->dc->link_srv->get_status(link);
 }
-#ifdef CONFIG_DRM_AMD_DC_HDCP
 
 /* return true if the connected receiver supports the hdcp version */
 bool dc_link_is_hdcp14(struct dc_link *link, enum signal_type signal)
 {
-	return link_is_hdcp14(link, signal);
+	return link->dc->link_srv->is_hdcp1x_supported(link, signal);
 }
 
 bool dc_link_is_hdcp22(struct dc_link *link, enum signal_type signal)
 {
-	return link_is_hdcp22(link, signal);
+	return link->dc->link_srv->is_hdcp2x_supported(link, signal);
 }
-#endif
 
 void dc_link_clear_dprx_states(struct dc_link *link)
 {
-	link_clear_dprx_states(link);
+	link->dc->link_srv->clear_dprx_states(link);
 }
 
 bool dc_link_reset_cur_dp_mst_topology(struct dc_link *link)
 {
-	return link_reset_cur_dp_mst_topology(link);
+	return link->dc->link_srv->reset_cur_dp_mst_topology(link);
 }
 
 uint32_t dc_link_bandwidth_kbps(
 	const struct dc_link *link,
 	const struct dc_link_settings *link_settings)
 {
-	return dp_link_bandwidth_kbps(link, link_settings);
-}
-
-uint32_t dc_bandwidth_in_kbps_from_timing(
-	const struct dc_crtc_timing *timing)
-{
-	return link_timing_bandwidth_kbps(timing);
+	return link->dc->link_srv->dp_link_bandwidth_kbps(link, link_settings);
 }
 
 void dc_get_cur_link_res_map(const struct dc *dc, uint32_t *map)
 {
-	link_get_cur_res_map(dc, map);
+	dc->link_srv->get_cur_res_map(dc, map);
 }
 
 void dc_restore_link_res_map(const struct dc *dc, uint32_t *map)
 {
-	link_restore_res_map(dc, map);
+	dc->link_srv->restore_res_map(dc, map);
 }
 
 bool dc_link_update_dsc_config(struct pipe_ctx *pipe_ctx)
 {
-	return link_update_dsc_config(pipe_ctx);
+	struct dc_link *link = pipe_ctx->stream->link;
+
+	return link->dc->link_srv->update_dsc_config(pipe_ctx);
+}
+
+bool dc_is_oem_i2c_device_present(
+	struct dc *dc,
+	size_t slave_address)
+{
+	if (dc->res_pool->oem_device)
+		return dce_i2c_oem_device_present(
+			dc->res_pool,
+			dc->res_pool->oem_device,
+			slave_address);
+
+	return false;
+}
+
+bool dc_submit_i2c(
+		struct dc *dc,
+		uint32_t link_index,
+		struct i2c_command *cmd)
+{
+
+	struct dc_link *link = dc->links[link_index];
+	struct ddc_service *ddc = link->ddc;
+
+	return dce_i2c_submit_command(
+		dc->res_pool,
+		ddc->ddc_pin,
+		cmd);
+}
+
+bool dc_submit_i2c_oem(
+		struct dc *dc,
+		struct i2c_command *cmd)
+{
+	struct ddc_service *ddc = dc->res_pool->oem_device;
+
+	if (ddc)
+		return dce_i2c_submit_command(
+			dc->res_pool,
+			ddc->ddc_pin,
+			cmd);
+
+	return false;
+}
+
+void dc_link_dp_handle_automated_test(struct dc_link *link)
+{
+	link->dc->link_srv->dp_handle_automated_test(link);
+}
+
+bool dc_link_dp_set_test_pattern(
+	struct dc_link *link,
+	enum dp_test_pattern test_pattern,
+	enum dp_test_pattern_color_space test_pattern_color_space,
+	const struct link_training_settings *p_link_settings,
+	const unsigned char *p_custom_pattern,
+	unsigned int cust_pattern_size)
+{
+	return link->dc->link_srv->dp_set_test_pattern(link, test_pattern,
+			test_pattern_color_space, p_link_settings,
+			p_custom_pattern, cust_pattern_size);
+}
+
+void dc_link_set_drive_settings(struct dc *dc,
+				struct link_training_settings *lt_settings,
+				struct dc_link *link)
+{
+	struct link_resource link_res;
+
+	dc->link_srv->get_cur_link_res(link, &link_res);
+	dc->link_srv->dp_set_drive_settings(link, &link_res, lt_settings);
+}
+
+void dc_link_set_preferred_link_settings(struct dc *dc,
+					 struct dc_link_settings *link_setting,
+					 struct dc_link *link)
+{
+	dc->link_srv->dp_set_preferred_link_settings(dc, link_setting, link);
+}
+
+void dc_link_set_preferred_training_settings(struct dc *dc,
+		struct dc_link_settings *link_setting,
+		struct dc_link_training_overrides *lt_overrides,
+		struct dc_link *link,
+		bool skip_immediate_retrain)
+{
+	dc->link_srv->dp_set_preferred_training_settings(dc, link_setting,
+			lt_overrides, link, skip_immediate_retrain);
+}
+
+bool dc_dp_trace_is_initialized(struct dc_link *link)
+{
+	return link->dc->link_srv->dp_trace_is_initialized(link);
+}
+
+void dc_dp_trace_set_is_logged_flag(struct dc_link *link,
+		bool in_detection,
+		bool is_logged)
+{
+	link->dc->link_srv->dp_trace_set_is_logged_flag(link, in_detection, is_logged);
+}
+
+bool dc_dp_trace_is_logged(struct dc_link *link, bool in_detection)
+{
+	return link->dc->link_srv->dp_trace_is_logged(link, in_detection);
+}
+
+unsigned long long dc_dp_trace_get_lt_end_timestamp(struct dc_link *link,
+		bool in_detection)
+{
+	return link->dc->link_srv->dp_trace_get_lt_end_timestamp(link, in_detection);
+}
+
+const struct dp_trace_lt_counts *dc_dp_trace_get_lt_counts(struct dc_link *link,
+		bool in_detection)
+{
+	return link->dc->link_srv->dp_trace_get_lt_counts(link, in_detection);
+}
+
+unsigned int dc_dp_trace_get_link_loss_count(struct dc_link *link)
+{
+	return link->dc->link_srv->dp_trace_get_link_loss_count(link);
+}
+
+struct dc_sink *dc_link_add_remote_sink(
+		struct dc_link *link,
+		const uint8_t *edid,
+		int len,
+		struct dc_sink_init_data *init_data)
+{
+	return link->dc->link_srv->add_remote_sink(link, edid, len, init_data);
+}
+
+void dc_link_remove_remote_sink(struct dc_link *link, struct dc_sink *sink)
+{
+	link->dc->link_srv->remove_remote_sink(link, sink);
+}
+
+int dc_link_aux_transfer_raw(struct ddc_service *ddc,
+		struct aux_payload *payload,
+		enum aux_return_code_type *operation_result)
+{
+	const struct dc *dc = ddc->link->dc;
+
+	return dc->link_srv->aux_transfer_raw(
+			ddc, payload, operation_result);
+}
+
+uint32_t dc_link_bw_kbps_from_raw_frl_link_rate_data(const struct dc *dc, uint8_t bw)
+{
+	return dc->link_srv->bw_kbps_from_raw_frl_link_rate_data(bw);
+}
+
+bool dc_link_decide_edp_link_settings(struct dc_link *link,
+		struct dc_link_settings *link_setting, uint32_t req_bw)
+{
+	return link->dc->link_srv->edp_decide_link_settings(link, link_setting, req_bw);
+}
+
+
+bool dc_link_dp_get_max_link_enc_cap(const struct dc_link *link,
+		struct dc_link_settings *max_link_enc_cap)
+{
+	return link->dc->link_srv->dp_get_max_link_enc_cap(link, max_link_enc_cap);
+}
+
+enum dp_link_encoding dc_link_dp_mst_decide_link_encoding_format(
+		const struct dc_link *link)
+{
+	return link->dc->link_srv->mst_decide_link_encoding_format(link);
+}
+
+const struct dc_link_settings *dc_link_get_link_cap(const struct dc_link *link)
+{
+	return link->dc->link_srv->dp_get_verified_link_cap(link);
+}
+
+bool dc_link_is_dp_sink_present(struct dc_link *link)
+{
+	return link->dc->link_srv->dp_is_sink_present(link);
+}
+
+bool dc_link_is_fec_supported(const struct dc_link *link)
+{
+	return link->dc->link_srv->dp_is_fec_supported(link);
+}
+
+void dc_link_overwrite_extended_receiver_cap(
+		struct dc_link *link)
+{
+	link->dc->link_srv->dp_overwrite_extended_receiver_cap(link);
+}
+
+bool dc_link_should_enable_fec(const struct dc_link *link)
+{
+	return link->dc->link_srv->dp_should_enable_fec(link);
+}
+
+int dc_link_dp_dpia_handle_usb4_bandwidth_allocation_for_link(
+		struct dc_link *link, int peak_bw)
+{
+	return link->dc->link_srv->dpia_handle_usb4_bandwidth_allocation_for_link(link, peak_bw);
+}
+
+void dc_link_handle_usb4_bw_alloc_response(struct dc_link *link, uint8_t bw, uint8_t result)
+{
+	link->dc->link_srv->dpia_handle_bw_alloc_response(link, bw, result);
+}
+
+bool dc_link_check_link_loss_status(
+	struct dc_link *link,
+	union hpd_irq_data *hpd_irq_dpcd_data)
+{
+	return link->dc->link_srv->dp_parse_link_loss_status(link, hpd_irq_dpcd_data);
+}
+
+bool dc_link_dp_allow_hpd_rx_irq(const struct dc_link *link)
+{
+	return link->dc->link_srv->dp_should_allow_hpd_rx_irq(link);
+}
+
+void dc_link_dp_handle_link_loss(struct dc_link *link)
+{
+	link->dc->link_srv->dp_handle_link_loss(link);
+}
+
+enum dc_status dc_link_dp_read_hpd_rx_irq_data(
+	struct dc_link *link,
+	union hpd_irq_data *irq_data)
+{
+	return link->dc->link_srv->dp_read_hpd_rx_irq_data(link, irq_data);
+}
+
+bool dc_link_handle_hpd_rx_irq(struct dc_link *link,
+		union hpd_irq_data *out_hpd_irq_dpcd_data, bool *out_link_loss,
+		bool defer_handling, bool *has_left_work)
+{
+	return link->dc->link_srv->dp_handle_hpd_rx_irq(link, out_hpd_irq_dpcd_data,
+			out_link_loss, defer_handling, has_left_work);
+}
+
+void dc_link_dp_receiver_power_ctrl(struct dc_link *link, bool on)
+{
+	link->dc->link_srv->dpcd_write_rx_power_ctrl(link, on);
+}
+
+enum lttpr_mode dc_link_decide_lttpr_mode(struct dc_link *link,
+		struct dc_link_settings *link_setting)
+{
+	return link->dc->link_srv->dp_decide_lttpr_mode(link, link_setting);
+}
+
+void dc_link_edp_panel_backlight_power_on(struct dc_link *link, bool wait_for_hpd)
+{
+	link->dc->link_srv->edp_panel_backlight_power_on(link, wait_for_hpd);
+}
+
+int dc_link_get_backlight_level(const struct dc_link *link)
+{
+	return link->dc->link_srv->edp_get_backlight_level(link);
+}
+
+bool dc_link_get_backlight_level_nits(struct dc_link *link,
+		uint32_t *backlight_millinits_avg,
+		uint32_t *backlight_millinits_peak)
+{
+	return link->dc->link_srv->edp_get_backlight_level_nits(link,
+			backlight_millinits_avg,
+			backlight_millinits_peak);
+}
+
+bool dc_link_set_backlight_level(const struct dc_link *link,
+		uint32_t backlight_pwm_u16_16,
+		uint32_t frame_ramp)
+{
+	return link->dc->link_srv->edp_set_backlight_level(link,
+			backlight_pwm_u16_16, frame_ramp);
+}
+
+bool dc_link_set_backlight_level_nits(struct dc_link *link,
+		bool isHDR,
+		uint32_t backlight_millinits,
+		uint32_t transition_time_in_ms)
+{
+	return link->dc->link_srv->edp_set_backlight_level_nits(link, isHDR,
+			backlight_millinits, transition_time_in_ms);
+}
+
+int dc_link_get_target_backlight_pwm(const struct dc_link *link)
+{
+	return link->dc->link_srv->edp_get_target_backlight_pwm(link);
+}
+
+bool dc_link_get_psr_state(const struct dc_link *link, enum dc_psr_state *state)
+{
+	return link->dc->link_srv->edp_get_psr_state(link, state);
+}
+
+bool dc_link_set_psr_allow_active(struct dc_link *link, const bool *allow_active,
+		bool wait, bool force_static, const unsigned int *power_opts)
+{
+	return link->dc->link_srv->edp_set_psr_allow_active(link, allow_active, wait,
+			force_static, power_opts);
+}
+
+bool dc_link_setup_psr(struct dc_link *link,
+		const struct dc_stream_state *stream, struct psr_config *psr_config,
+		struct psr_context *psr_context)
+{
+	return link->dc->link_srv->edp_setup_psr(link, stream, psr_config, psr_context);
+}
+
+bool dc_link_wait_for_t12(struct dc_link *link)
+{
+	return link->dc->link_srv->edp_wait_for_t12(link);
+}
+
+bool dc_link_get_hpd_state(struct dc_link *link)
+{
+	return link->dc->link_srv->get_hpd_state(link);
+}
+
+void dc_link_enable_hpd(const struct dc_link *link)
+{
+	link->dc->link_srv->enable_hpd(link);
+}
+
+void dc_link_disable_hpd(const struct dc_link *link)
+{
+	link->dc->link_srv->disable_hpd(link);
+}
+
+void dc_link_enable_hpd_filter(struct dc_link *link, bool enable)
+{
+	link->dc->link_srv->enable_hpd_filter(link, enable);
+}
+
+bool dc_link_validate(struct dc *dc, const struct dc_stream_state *streams, const unsigned int count)
+{
+	return dc->link_srv->validate_dpia_bandwidth(streams, count);
 }