96 	struct intel_dsi *intel_dsi;  member
130 static enum port intel_dsi_seq_port_to_port(struct intel_dsi *intel_dsi,  in intel_dsi_seq_port_to_port()  argument
138 	if (hweight8(intel_dsi->ports) == 1)  in intel_dsi_seq_port_to_port()
139 		return ffs(intel_dsi->ports) - 1;  in intel_dsi_seq_port_to_port()
142 		if (intel_dsi->ports & BIT(PORT_B))  in intel_dsi_seq_port_to_port()
144 		else if (intel_dsi->ports & BIT(PORT_C))  in intel_dsi_seq_port_to_port()
151 static const u8 *mipi_exec_send_packet(struct intel_dsi *intel_dsi,  in mipi_exec_send_packet()  argument
154 	struct drm_i915_private *dev_priv = to_i915(intel_dsi->base.base.dev);  in mipi_exec_send_packet()
170 	port = intel_dsi_seq_port_to_port(intel_dsi, seq_port);  in mipi_exec_send_packet()
172 	if (drm_WARN_ON(&dev_priv->drm, !intel_dsi->dsi_hosts[port]))  in mipi_exec_send_packet()
175 	dsi_device = intel_dsi->dsi_hosts[port]->device;  in mipi_exec_send_packet()
224 		vlv_dsi_wait_for_fifo_empty(intel_dsi, port);  in mipi_exec_send_packet()
232 static const u8 *mipi_exec_delay(struct intel_dsi *intel_dsi, const u8 *data)  in mipi_exec_delay()  argument
234 	struct drm_i915_private *i915 = to_i915(intel_dsi->base.base.dev);  in mipi_exec_delay()
461 static const u8 *mipi_exec_gpio(struct intel_dsi *intel_dsi, const u8 *data)  in mipi_exec_gpio()  argument
463 	struct drm_device *dev = intel_dsi->base.base.dev;  in mipi_exec_gpio()
465 	struct intel_connector *connector = intel_dsi->attached_connector;  in mipi_exec_gpio()
508 	struct intel_dsi *intel_dsi = lookup->intel_dsi;  in i2c_adapter_lookup()  local
528 		intel_dsi->i2c_bus_num = adapter->nr;  in i2c_adapter_lookup()
533 static void i2c_acpi_find_adapter(struct intel_dsi *intel_dsi,  in i2c_acpi_find_adapter()  argument
536 	struct drm_device *drm_dev = intel_dsi->base.base.dev;  in i2c_acpi_find_adapter()
540 		.intel_dsi = intel_dsi,  in i2c_acpi_find_adapter()
549 static inline void i2c_acpi_find_adapter(struct intel_dsi *intel_dsi,  in i2c_acpi_find_adapter()  argument
555 static const u8 *mipi_exec_i2c(struct intel_dsi *intel_dsi, const u8 *data)  in mipi_exec_i2c()  argument
557 	struct drm_i915_private *i915 = to_i915(intel_dsi->base.base.dev);  in mipi_exec_i2c()
567 	if (intel_dsi->i2c_bus_num < 0) {  in mipi_exec_i2c()
568 		intel_dsi->i2c_bus_num = vbt_i2c_bus_num;  in mipi_exec_i2c()
569 		i2c_acpi_find_adapter(intel_dsi, slave_addr);  in mipi_exec_i2c()
572 	adapter = i2c_get_adapter(intel_dsi->i2c_bus_num);  in mipi_exec_i2c()
603 static const u8 *mipi_exec_spi(struct intel_dsi *intel_dsi, const u8 *data)  in mipi_exec_spi()  argument
605 	struct drm_i915_private *i915 = to_i915(intel_dsi->base.base.dev);  in mipi_exec_spi()
612 static const u8 *mipi_exec_pmic(struct intel_dsi *intel_dsi, const u8 *data)  in mipi_exec_pmic()  argument
614 	struct drm_i915_private *i915 = to_i915(intel_dsi->base.base.dev);  in mipi_exec_pmic()
639 typedef const u8 * (*fn_mipi_elem_exec)(struct intel_dsi *intel_dsi,
678 static void intel_dsi_vbt_exec(struct intel_dsi *intel_dsi,  in intel_dsi_vbt_exec()  argument
681 	struct drm_i915_private *dev_priv = to_i915(intel_dsi->base.base.dev);  in intel_dsi_vbt_exec()
682 	struct intel_connector *connector = intel_dsi->attached_connector;  in intel_dsi_vbt_exec()
725 			data = mipi_elem_exec(intel_dsi, data);  in intel_dsi_vbt_exec()
749 void intel_dsi_vbt_exec_sequence(struct intel_dsi *intel_dsi,  in intel_dsi_vbt_exec_sequence()  argument
752 	if (seq_id == MIPI_SEQ_POWER_ON && intel_dsi->gpio_panel)  in intel_dsi_vbt_exec_sequence()
753 		gpiod_set_value_cansleep(intel_dsi->gpio_panel, 1);  in intel_dsi_vbt_exec_sequence()
754 	if (seq_id == MIPI_SEQ_BACKLIGHT_ON && intel_dsi->gpio_backlight)  in intel_dsi_vbt_exec_sequence()
755 		gpiod_set_value_cansleep(intel_dsi->gpio_backlight, 1);  in intel_dsi_vbt_exec_sequence()
757 	intel_dsi_vbt_exec(intel_dsi, seq_id);  in intel_dsi_vbt_exec_sequence()
759 	if (seq_id == MIPI_SEQ_POWER_OFF && intel_dsi->gpio_panel)  in intel_dsi_vbt_exec_sequence()
760 		gpiod_set_value_cansleep(intel_dsi->gpio_panel, 0);  in intel_dsi_vbt_exec_sequence()
761 	if (seq_id == MIPI_SEQ_BACKLIGHT_OFF && intel_dsi->gpio_backlight)  in intel_dsi_vbt_exec_sequence()
762 		gpiod_set_value_cansleep(intel_dsi->gpio_backlight, 0);  in intel_dsi_vbt_exec_sequence()
765 void intel_dsi_msleep(struct intel_dsi *intel_dsi, int msec)  in intel_dsi_msleep()  argument
767 	struct intel_connector *connector = intel_dsi->attached_connector;  in intel_dsi_msleep()
770 	if (is_vid_mode(intel_dsi) && connector->panel.vbt.dsi.seq_version >= 3)  in intel_dsi_msleep()
776 void intel_dsi_log_params(struct intel_dsi *intel_dsi)  in intel_dsi_log_params()  argument
778 	struct drm_i915_private *i915 = to_i915(intel_dsi->base.base.dev);  in intel_dsi_log_params()
780 	drm_dbg_kms(&i915->drm, "Pclk %d\n", intel_dsi->pclk);  in intel_dsi_log_params()
782 		    intel_dsi->pixel_overlap);  in intel_dsi_log_params()
783 	drm_dbg_kms(&i915->drm, "Lane count %d\n", intel_dsi->lane_count);  in intel_dsi_log_params()
784 	drm_dbg_kms(&i915->drm, "DPHY param reg 0x%x\n", intel_dsi->dphy_reg);  in intel_dsi_log_params()
786 		    intel_dsi->video_mode == NON_BURST_SYNC_PULSE ?  in intel_dsi_log_params()
788 		    intel_dsi->video_mode == NON_BURST_SYNC_EVENTS ?  in intel_dsi_log_params()
790 		    intel_dsi->video_mode == BURST_MODE ?  in intel_dsi_log_params()
793 		    intel_dsi->burst_mode_ratio);  in intel_dsi_log_params()
794 	drm_dbg_kms(&i915->drm, "Reset timer %d\n", intel_dsi->rst_timer_val);  in intel_dsi_log_params()
796 		    str_enabled_disabled(intel_dsi->eotp_pkt));  in intel_dsi_log_params()
798 		    str_enabled_disabled(!intel_dsi->clock_stop));  in intel_dsi_log_params()
800 		    intel_dsi->operation_mode ? "command" : "video");  in intel_dsi_log_params()
801 	if (intel_dsi->dual_link == DSI_DUAL_LINK_FRONT_BACK)  in intel_dsi_log_params()
804 	else if (intel_dsi->dual_link == DSI_DUAL_LINK_PIXEL_ALT)  in intel_dsi_log_params()
809 	drm_dbg_kms(&i915->drm, "Pixel Format %d\n", intel_dsi->pixel_format);  in intel_dsi_log_params()
810 	drm_dbg_kms(&i915->drm, "TLPX %d\n", intel_dsi->escape_clk_div);  in intel_dsi_log_params()
812 		    intel_dsi->lp_rx_timeout);  in intel_dsi_log_params()
814 		    intel_dsi->turn_arnd_val);  in intel_dsi_log_params()
815 	drm_dbg_kms(&i915->drm, "Init Count 0x%x\n", intel_dsi->init_count);  in intel_dsi_log_params()
817 		    intel_dsi->hs_to_lp_count);  in intel_dsi_log_params()
818 	drm_dbg_kms(&i915->drm, "LP Byte Clock %d\n", intel_dsi->lp_byte_clk);  in intel_dsi_log_params()
819 	drm_dbg_kms(&i915->drm, "DBI BW Timer 0x%x\n", intel_dsi->bw_timer);  in intel_dsi_log_params()
821 		    intel_dsi->clk_lp_to_hs_count);  in intel_dsi_log_params()
823 		    intel_dsi->clk_hs_to_lp_count);  in intel_dsi_log_params()
825 		    str_enabled_disabled(!(intel_dsi->video_frmt_cfg_bits & DISABLE_VIDEO_BTA)));  in intel_dsi_log_params()
828 bool intel_dsi_vbt_init(struct intel_dsi *intel_dsi, u16 panel_id)  in intel_dsi_vbt_init()  argument
830 	struct drm_device *dev = intel_dsi->base.base.dev;  in intel_dsi_vbt_init()
832 	struct intel_connector *connector = intel_dsi->attached_connector;  in intel_dsi_vbt_init()
841 	intel_dsi->eotp_pkt = mipi_config->eot_pkt_disabled ? 0 : 1;  in intel_dsi_vbt_init()
842 	intel_dsi->clock_stop = mipi_config->enable_clk_stop ? 1 : 0;  in intel_dsi_vbt_init()
843 	intel_dsi->lane_count = mipi_config->lane_cnt + 1;  in intel_dsi_vbt_init()
844 	intel_dsi->pixel_format =  in intel_dsi_vbt_init()
848 	intel_dsi->dual_link = mipi_config->dual_link;  in intel_dsi_vbt_init()
849 	intel_dsi->pixel_overlap = mipi_config->pixel_overlap;  in intel_dsi_vbt_init()
850 	intel_dsi->operation_mode = mipi_config->is_cmd_mode;  in intel_dsi_vbt_init()
851 	intel_dsi->video_mode = mipi_config->video_transfer_mode;  in intel_dsi_vbt_init()
852 	intel_dsi->escape_clk_div = mipi_config->byte_clk_sel;  in intel_dsi_vbt_init()
853 	intel_dsi->lp_rx_timeout = mipi_config->lp_rx_timeout;  in intel_dsi_vbt_init()
854 	intel_dsi->hs_tx_timeout = mipi_config->hs_tx_timeout;  in intel_dsi_vbt_init()
855 	intel_dsi->turn_arnd_val = mipi_config->turn_around_timeout;  in intel_dsi_vbt_init()
856 	intel_dsi->rst_timer_val = mipi_config->device_reset_timer;  in intel_dsi_vbt_init()
857 	intel_dsi->init_count = mipi_config->master_init_timer;  in intel_dsi_vbt_init()
858 	intel_dsi->bw_timer = mipi_config->dbi_bw_timer;  in intel_dsi_vbt_init()
859 	intel_dsi->video_frmt_cfg_bits =  in intel_dsi_vbt_init()
861 	intel_dsi->bgr_enabled = mipi_config->rgb_flip;  in intel_dsi_vbt_init()
864 	intel_dsi->pclk = mode->clock;  in intel_dsi_vbt_init()
867 	if (intel_dsi->dual_link) {  in intel_dsi_vbt_init()
868 		intel_dsi->pclk /= 2;  in intel_dsi_vbt_init()
873 		if (intel_dsi->dual_link == DSI_DUAL_LINK_FRONT_BACK) {  in intel_dsi_vbt_init()
874 			intel_dsi->pclk += DIV_ROUND_UP(mode->vtotal * intel_dsi->pixel_overlap * 60, 1000);  in intel_dsi_vbt_init()
882 	if (intel_dsi->video_mode == BURST_MODE) {  in intel_dsi_vbt_init()
884 			u32 bitrate = intel_dsi_bitrate(intel_dsi);  in intel_dsi_vbt_init()
907 			intel_dsi->pclk = DIV_ROUND_UP(intel_dsi->pclk * burst_mode_ratio, 100);  in intel_dsi_vbt_init()
916 	intel_dsi->burst_mode_ratio = burst_mode_ratio;  in intel_dsi_vbt_init()
921 	intel_dsi->backlight_off_delay = pps->bl_disable_delay / 10;  in intel_dsi_vbt_init()
922 	intel_dsi->backlight_on_delay = pps->bl_enable_delay / 10;  in intel_dsi_vbt_init()
923 	intel_dsi->panel_on_delay = pps->panel_on_delay / 10;  in intel_dsi_vbt_init()
924 	intel_dsi->panel_off_delay = pps->panel_off_delay / 10;  in intel_dsi_vbt_init()
925 	intel_dsi->panel_pwr_cycle_delay = pps->panel_power_cycle_delay / 10;  in intel_dsi_vbt_init()
927 	intel_dsi->i2c_bus_num = -1;  in intel_dsi_vbt_init()
930 	for_each_dsi_port(port, intel_dsi->ports) {  in intel_dsi_vbt_init()
931 		mipi_dsi_attach(intel_dsi->dsi_hosts[port]->device);  in intel_dsi_vbt_init()
967 void intel_dsi_vbt_gpio_init(struct intel_dsi *intel_dsi, bool panel_is_on)  in intel_dsi_vbt_gpio_init()  argument
969 	struct drm_device *dev = intel_dsi->base.base.dev;  in intel_dsi_vbt_gpio_init()
971 	struct intel_connector *connector = intel_dsi->attached_connector;  in intel_dsi_vbt_gpio_init()
1004 		intel_dsi->gpio_panel = gpiod_get(dev->dev, "panel", flags);  in intel_dsi_vbt_gpio_init()
1005 		if (IS_ERR(intel_dsi->gpio_panel)) {  in intel_dsi_vbt_gpio_init()
1008 			intel_dsi->gpio_panel = NULL;  in intel_dsi_vbt_gpio_init()
1013 		intel_dsi->gpio_backlight =  in intel_dsi_vbt_gpio_init()
1015 		if (IS_ERR(intel_dsi->gpio_backlight)) {  in intel_dsi_vbt_gpio_init()
1018 			intel_dsi->gpio_backlight = NULL;  in intel_dsi_vbt_gpio_init()
1023 void intel_dsi_vbt_gpio_cleanup(struct intel_dsi *intel_dsi)  in intel_dsi_vbt_gpio_cleanup()  argument
1025 	struct drm_device *dev = intel_dsi->base.base.dev;  in intel_dsi_vbt_gpio_cleanup()
1027 	struct intel_connector *connector = intel_dsi->attached_connector;  in intel_dsi_vbt_gpio_cleanup()
1030 	if (intel_dsi->gpio_panel) {  in intel_dsi_vbt_gpio_cleanup()
1031 		gpiod_put(intel_dsi->gpio_panel);  in intel_dsi_vbt_gpio_cleanup()
1032 		intel_dsi->gpio_panel = NULL;  in intel_dsi_vbt_gpio_cleanup()
1035 	if (intel_dsi->gpio_backlight) {  in intel_dsi_vbt_gpio_cleanup()
1036 		gpiod_put(intel_dsi->gpio_backlight);  in intel_dsi_vbt_gpio_cleanup()
1037 		intel_dsi->gpio_backlight = NULL;  in intel_dsi_vbt_gpio_cleanup()