41 	struct drm_panel * (*init)(struct intel_dsi *intel_dsi, u16 panel_id);
49 static void wait_for_dsi_fifo_empty(struct intel_dsi *intel_dsi, enum port port)  in wait_for_dsi_fifo_empty()  argument
51 	struct drm_encoder *encoder = &intel_dsi->base.base;  in wait_for_dsi_fifo_empty()
95 	struct drm_device *dev = intel_dsi_host->intel_dsi->base.base.dev;  in intel_dsi_host_transfer()
173 static struct intel_dsi_host *intel_dsi_host_init(struct intel_dsi *intel_dsi,  in intel_dsi_host_init()  argument
184 	host->intel_dsi = intel_dsi;  in intel_dsi_host_init()
211 static int dpi_send_cmd(struct intel_dsi *intel_dsi, u32 cmd, bool hs,  in dpi_send_cmd()  argument
214 	struct drm_encoder *encoder = &intel_dsi->base.base;  in dpi_send_cmd()
255 static inline bool is_vid_mode(struct intel_dsi *intel_dsi)  in is_vid_mode()  argument
257 	return intel_dsi->operation_mode == INTEL_DSI_VIDEO_MODE;  in is_vid_mode()
260 static inline bool is_cmd_mode(struct intel_dsi *intel_dsi)  in is_cmd_mode()  argument
262 	return intel_dsi->operation_mode == INTEL_DSI_COMMAND_MODE;  in is_cmd_mode()
268 	struct intel_dsi *intel_dsi = container_of(encoder, struct intel_dsi,  in intel_dsi_compute_config()  local
270 	struct intel_connector *intel_connector = intel_dsi->attached_connector;  in intel_dsi_compute_config()
288 	struct intel_dsi *intel_dsi = enc_to_intel_dsi(&encoder->base);  in bxt_dsi_device_ready()  local
295 	for_each_dsi_port(port, intel_dsi->ports) {  in bxt_dsi_device_ready()
327 	struct intel_dsi *intel_dsi = enc_to_intel_dsi(&encoder->base);  in vlv_dsi_device_ready()  local
342 	for_each_dsi_port(port, intel_dsi->ports) {  in vlv_dsi_device_ready()
378 	struct intel_dsi *intel_dsi = enc_to_intel_dsi(&encoder->base);  in intel_dsi_port_enable()  local
383 	if (intel_dsi->dual_link == DSI_DUAL_LINK_FRONT_BACK) {  in intel_dsi_port_enable()
386 					intel_dsi->pixel_overlap <<  in intel_dsi_port_enable()
391 	for_each_dsi_port(port, intel_dsi->ports) {  in intel_dsi_port_enable()
400 		if (intel_dsi->ports == ((1 << PORT_A) | (1 << PORT_C))) {  in intel_dsi_port_enable()
401 			temp |= (intel_dsi->dual_link - 1)  in intel_dsi_port_enable()
417 	struct intel_dsi *intel_dsi = enc_to_intel_dsi(&encoder->base);  in intel_dsi_port_disable()  local
422 	for_each_dsi_port(port, intel_dsi->ports) {  in intel_dsi_port_disable()
436 	struct intel_dsi *intel_dsi = enc_to_intel_dsi(&encoder->base);  in intel_dsi_enable()  local
441 	if (is_cmd_mode(intel_dsi)) {  in intel_dsi_enable()
442 		for_each_dsi_port(port, intel_dsi->ports)  in intel_dsi_enable()
446 		for_each_dsi_port(port, intel_dsi->ports)  in intel_dsi_enable()
447 			dpi_send_cmd(intel_dsi, TURN_ON, false, port);  in intel_dsi_enable()
450 		drm_panel_enable(intel_dsi->panel);  in intel_dsi_enable()
452 		for_each_dsi_port(port, intel_dsi->ports)  in intel_dsi_enable()
453 			wait_for_dsi_fifo_empty(intel_dsi, port);  in intel_dsi_enable()
458 	intel_panel_enable_backlight(intel_dsi->attached_connector);  in intel_dsi_enable()
465 	struct intel_dsi *intel_dsi = enc_to_intel_dsi(&encoder->base);  in intel_dsi_pre_enable()  local
474 	if (intel_dsi->gpio_panel)  in intel_dsi_pre_enable()
475 		gpiod_set_value_cansleep(intel_dsi->gpio_panel, 1);  in intel_dsi_pre_enable()
477 	msleep(intel_dsi->panel_on_delay);  in intel_dsi_pre_enable()
501 	drm_panel_prepare(intel_dsi->panel);  in intel_dsi_pre_enable()
503 	for_each_dsi_port(port, intel_dsi->ports)  in intel_dsi_pre_enable()
504 		wait_for_dsi_fifo_empty(intel_dsi, port);  in intel_dsi_pre_enable()
523 	struct intel_dsi *intel_dsi = enc_to_intel_dsi(&encoder->base);  in intel_dsi_pre_disable()  local
528 	intel_panel_disable_backlight(intel_dsi->attached_connector);  in intel_dsi_pre_disable()
530 	if (is_vid_mode(intel_dsi)) {  in intel_dsi_pre_disable()
532 		for_each_dsi_port(port, intel_dsi->ports)  in intel_dsi_pre_disable()
533 			dpi_send_cmd(intel_dsi, SHUTDOWN, false, port);  in intel_dsi_pre_disable()
542 	struct intel_dsi *intel_dsi = enc_to_intel_dsi(&encoder->base);  in intel_dsi_disable()  local
548 	if (is_vid_mode(intel_dsi)) {  in intel_dsi_disable()
549 		for_each_dsi_port(port, intel_dsi->ports)  in intel_dsi_disable()
550 			wait_for_dsi_fifo_empty(intel_dsi, port);  in intel_dsi_disable()
556 	for_each_dsi_port(port, intel_dsi->ports) {  in intel_dsi_disable()
571 	drm_panel_disable(intel_dsi->panel);  in intel_dsi_disable()
573 	for_each_dsi_port(port, intel_dsi->ports)  in intel_dsi_disable()
574 		wait_for_dsi_fifo_empty(intel_dsi, port);  in intel_dsi_disable()
581 	struct intel_dsi *intel_dsi = enc_to_intel_dsi(&encoder->base);  in intel_dsi_clear_device_ready()  local
587 	for_each_dsi_port(port, intel_dsi->ports) {  in intel_dsi_clear_device_ready()
629 	struct intel_dsi *intel_dsi = enc_to_intel_dsi(&encoder->base);  in intel_dsi_post_disable()  local
642 	drm_panel_unprepare(intel_dsi->panel);  in intel_dsi_post_disable()
644 	msleep(intel_dsi->panel_off_delay);  in intel_dsi_post_disable()
645 	msleep(intel_dsi->panel_pwr_cycle_delay);  in intel_dsi_post_disable()
648 	if (intel_dsi->gpio_panel)  in intel_dsi_post_disable()
649 		gpiod_set_value_cansleep(intel_dsi->gpio_panel, 0);  in intel_dsi_post_disable()
656 	struct intel_dsi *intel_dsi = enc_to_intel_dsi(&encoder->base);  in intel_dsi_get_hw_state()  local
669 	for_each_dsi_port(port, intel_dsi->ports) {  in intel_dsi_get_hw_state()
774 	struct intel_dsi *intel_dsi = enc_to_intel_dsi(encoder);  in set_dsi_timings()  local
777 	unsigned int lane_count = intel_dsi->lane_count;  in set_dsi_timings()
786 	if (intel_dsi->dual_link) {  in set_dsi_timings()
788 		if (intel_dsi->dual_link == DSI_DUAL_LINK_FRONT_BACK)  in set_dsi_timings()
789 			hactive += intel_dsi->pixel_overlap;  in set_dsi_timings()
801 			      intel_dsi->burst_mode_ratio);  in set_dsi_timings()
802 	hfp = txbyteclkhs(hfp, bpp, lane_count, intel_dsi->burst_mode_ratio);  in set_dsi_timings()
804 			    intel_dsi->burst_mode_ratio);  in set_dsi_timings()
805 	hbp = txbyteclkhs(hbp, bpp, lane_count, intel_dsi->burst_mode_ratio);  in set_dsi_timings()
807 	for_each_dsi_port(port, intel_dsi->ports) {  in set_dsi_timings()
844 	struct intel_dsi *intel_dsi = enc_to_intel_dsi(encoder);  in intel_dsi_prepare()  local
855 	if (intel_dsi->dual_link) {  in intel_dsi_prepare()
857 		if (intel_dsi->dual_link == DSI_DUAL_LINK_FRONT_BACK)  in intel_dsi_prepare()
858 			mode_hdisplay += intel_dsi->pixel_overlap;  in intel_dsi_prepare()
861 	for_each_dsi_port(port, intel_dsi->ports) {  in intel_dsi_prepare()
900 		I915_WRITE(MIPI_DPHY_PARAM(port), intel_dsi->dphy_reg);  in intel_dsi_prepare()
909 	val = intel_dsi->lane_count << DATA_LANES_PRG_REG_SHIFT;  in intel_dsi_prepare()
910 	if (is_cmd_mode(intel_dsi)) {  in intel_dsi_prepare()
911 		val |= intel_dsi->channel << CMD_MODE_CHANNEL_NUMBER_SHIFT;  in intel_dsi_prepare()
914 		val |= intel_dsi->channel << VID_MODE_CHANNEL_NUMBER_SHIFT;  in intel_dsi_prepare()
917 		val |= intel_dsi->pixel_format;  in intel_dsi_prepare()
921 	if (intel_dsi->eotp_pkt == 0)  in intel_dsi_prepare()
923 	if (intel_dsi->clock_stop)  in intel_dsi_prepare()
926 	for_each_dsi_port(port, intel_dsi->ports) {  in intel_dsi_prepare()
946 		if (is_vid_mode(intel_dsi) &&  in intel_dsi_prepare()
947 			intel_dsi->video_mode_format == VIDEO_MODE_BURST) {  in intel_dsi_prepare()
950 					    intel_dsi->lane_count,  in intel_dsi_prepare()
951 					    intel_dsi->burst_mode_ratio) + 1);  in intel_dsi_prepare()
956 					    bpp, intel_dsi->lane_count,  in intel_dsi_prepare()
957 					    intel_dsi->burst_mode_ratio) + 1);  in intel_dsi_prepare()
959 		I915_WRITE(MIPI_LP_RX_TIMEOUT(port), intel_dsi->lp_rx_timeout);  in intel_dsi_prepare()
961 						intel_dsi->turn_arnd_val);  in intel_dsi_prepare()
963 						intel_dsi->rst_timer_val);  in intel_dsi_prepare()
969 				txclkesc(intel_dsi->escape_clk_div, 100));  in intel_dsi_prepare()
971 		if (IS_BROXTON(dev) && (!intel_dsi->dual_link)) {  in intel_dsi_prepare()
980 					intel_dsi->init_count);  in intel_dsi_prepare()
987 		I915_WRITE(MIPI_INIT_COUNT(port), intel_dsi->init_count);  in intel_dsi_prepare()
995 						intel_dsi->hs_to_lp_count);  in intel_dsi_prepare()
1003 		I915_WRITE(MIPI_LP_BYTECLK(port), intel_dsi->lp_byte_clk);  in intel_dsi_prepare()
1010 		I915_WRITE(MIPI_DBI_BW_CTRL(port), intel_dsi->bw_timer);  in intel_dsi_prepare()
1013 		intel_dsi->clk_lp_to_hs_count << LP_HS_SSW_CNT_SHIFT |  in intel_dsi_prepare()
1014 		intel_dsi->clk_hs_to_lp_count << HS_LP_PWR_SW_CNT_SHIFT);  in intel_dsi_prepare()
1016 		if (is_vid_mode(intel_dsi))  in intel_dsi_prepare()
1021 				intel_dsi->video_frmt_cfg_bits |  in intel_dsi_prepare()
1022 				intel_dsi->video_mode_format |  in intel_dsi_prepare()
1078 	struct intel_dsi *intel_dsi = enc_to_intel_dsi(encoder);  in intel_dsi_encoder_destroy()  local
1080 	if (intel_dsi->panel) {  in intel_dsi_encoder_destroy()
1081 		drm_panel_detach(intel_dsi->panel);  in intel_dsi_encoder_destroy()
1083 		drm_panel_remove(intel_dsi->panel);  in intel_dsi_encoder_destroy()
1087 	if (intel_dsi->gpio_panel)  in intel_dsi_encoder_destroy()
1088 		gpiod_put(intel_dsi->gpio_panel);  in intel_dsi_encoder_destroy()
1115 	struct intel_dsi *intel_dsi;  in intel_dsi_init()  local
1138 	intel_dsi = kzalloc(sizeof(*intel_dsi), GFP_KERNEL);  in intel_dsi_init()
1139 	if (!intel_dsi)  in intel_dsi_init()
1144 		kfree(intel_dsi);  in intel_dsi_init()
1148 	intel_encoder = &intel_dsi->base;  in intel_dsi_init()
1150 	intel_dsi->attached_connector = intel_connector;  in intel_dsi_init()
1172 		intel_dsi->ports = (1 << PORT_A);  in intel_dsi_init()
1175 		intel_dsi->ports = (1 << PORT_C);  in intel_dsi_init()
1179 		intel_dsi->ports = ((1 << PORT_A) | (1 << PORT_C));  in intel_dsi_init()
1182 	for_each_dsi_port(port, intel_dsi->ports) {  in intel_dsi_init()
1185 		host = intel_dsi_host_init(intel_dsi, port);  in intel_dsi_init()
1189 		intel_dsi->dsi_hosts[port] = host;  in intel_dsi_init()
1193 		intel_dsi->panel = intel_dsi_drivers[i].init(intel_dsi,  in intel_dsi_init()
1195 		if (intel_dsi->panel)  in intel_dsi_init()
1199 	if (!intel_dsi->panel) {  in intel_dsi_init()
1209 		intel_dsi->gpio_panel =  in intel_dsi_init()
1212 		if (IS_ERR(intel_dsi->gpio_panel)) {  in intel_dsi_init()
1214 			intel_dsi->gpio_panel = NULL;  in intel_dsi_init()
1233 	drm_panel_attach(intel_dsi->panel, connector);  in intel_dsi_init()
1236 	drm_panel_get_modes(intel_dsi->panel);  in intel_dsi_init()
1257 	kfree(intel_dsi);  in intel_dsi_init()