i915/display/icl_dsi.c

44 #include "intel_dsi.h"
101 	struct intel_dsi *intel_dsi = enc_to_intel_dsi(encoder);
108 	for_each_dsi_port(port, intel_dsi->ports) {
115 	for_each_dsi_port(port, intel_dsi->ports) {
116 		dsi = intel_dsi->dsi_hosts[port]->device;
126 	for_each_dsi_port(port, intel_dsi->ports) {
132 	for_each_dsi_port(port, intel_dsi->ports) {
143 	struct intel_dsi *intel_dsi = host->intel_dsi;
144 	struct drm_i915_private *i915 = to_i915(intel_dsi->base.base.dev);
175 	struct intel_dsi *intel_dsi = host->intel_dsi;
176 	struct drm_i915_private *dev_priv = to_i915(intel_dsi->base.base.dev);
234 	struct intel_dsi *intel_dsi = enc_to_intel_dsi(encoder);
239 	for_each_dsi_phy(phy, intel_dsi->phys) {
280 	struct intel_dsi *intel_dsi = enc_to_intel_dsi(encoder);
298 	dss_ctl1 |= OVERLAP_PIXELS(intel_dsi->pixel_overlap);
300 	if (intel_dsi->dual_link == DSI_DUAL_LINK_FRONT_BACK) {
307 		dl_buffer_depth = hactive / 2 + intel_dsi->pixel_overlap;
329 	struct intel_dsi *intel_dsi = enc_to_intel_dsi(encoder);
335 		bpp = mipi_dsi_pixel_format_to_bpp(intel_dsi->pixel_format);
337 	return DIV_ROUND_CLOSEST(intel_dsi->pclk * bpp, intel_dsi->lane_count);
344 	struct intel_dsi *intel_dsi = enc_to_intel_dsi(encoder);
361 	for_each_dsi_port(port, intel_dsi->ports) {
367 	for_each_dsi_port(port, intel_dsi->ports) {
374 		for_each_dsi_port(port, intel_dsi->ports) {
383 				     struct intel_dsi *intel_dsi)
387 	for_each_dsi_port(port, intel_dsi->ports) {
388 		drm_WARN_ON(&dev_priv->drm, intel_dsi->io_wakeref[port]);
389 		intel_dsi->io_wakeref[port] =
400 	struct intel_dsi *intel_dsi = enc_to_intel_dsi(encoder);
403 	for_each_dsi_port(port, intel_dsi->ports)
407 	get_dsi_io_power_domains(dev_priv, intel_dsi);
413 	struct intel_dsi *intel_dsi = enc_to_intel_dsi(encoder);
416 	for_each_dsi_phy(phy, intel_dsi->phys)
418 					       intel_dsi->lane_count, false);
424 	struct intel_dsi *intel_dsi = enc_to_intel_dsi(encoder);
430 	for_each_dsi_phy(phy, intel_dsi->phys) {
438 	for_each_dsi_phy(phy, intel_dsi->phys) {
466 	struct intel_dsi *intel_dsi = enc_to_intel_dsi(encoder);
471 	for_each_dsi_phy(phy, intel_dsi->phys) {
483 	for_each_dsi_phy(phy, intel_dsi->phys)
487 	for_each_dsi_phy(phy, intel_dsi->phys) {
498 	for_each_dsi_phy(phy, intel_dsi->phys) {
509 	struct intel_dsi *intel_dsi = enc_to_intel_dsi(encoder);
512 	for_each_dsi_port(port, intel_dsi->ports) {
528 	struct intel_dsi *intel_dsi = enc_to_intel_dsi(encoder);
533 	for_each_dsi_port(port, intel_dsi->ports)
535 			       intel_dsi->dphy_reg);
538 	for_each_dsi_port(port, intel_dsi->ports)
540 			       intel_dsi->dphy_data_lane_reg);
550 			for_each_dsi_port(port, intel_dsi->ports)
558 		for_each_dsi_phy(phy, intel_dsi->phys)
569 	struct intel_dsi *intel_dsi = enc_to_intel_dsi(encoder);
573 	for_each_dsi_port(port, intel_dsi->ports)
575 			     DSI_T_INIT_MASTER_MASK, intel_dsi->init_count);
578 	for_each_dsi_port(port, intel_dsi->ports)
580 			       intel_dsi->dphy_reg);
583 	for_each_dsi_port(port, intel_dsi->ports)
585 			       intel_dsi->dphy_data_lane_reg);
590 			for_each_dsi_port(port, intel_dsi->ports) {
602 	struct intel_dsi *intel_dsi = enc_to_intel_dsi(encoder);
608 	for_each_dsi_phy(phy, intel_dsi->phys)
618 	struct intel_dsi *intel_dsi = enc_to_intel_dsi(encoder);
624 	for_each_dsi_phy(phy, intel_dsi->phys)
634 	struct intel_dsi *intel_dsi = enc_to_intel_dsi(encoder);
641 	for_each_dsi_phy(phy, intel_dsi->phys) {
653 	struct intel_dsi *intel_dsi = enc_to_intel_dsi(encoder);
661 	for_each_dsi_phy(phy, intel_dsi->phys) {
667 	for_each_dsi_phy(phy, intel_dsi->phys) {
682 	struct intel_dsi *intel_dsi = enc_to_intel_dsi(encoder);
689 	for_each_dsi_port(port, intel_dsi->ports) {
693 		if (intel_dsi->eotp_pkt)
706 		if (intel_dsi->clock_stop)
720 		if (intel_dsi->bgr_enabled)
728 			switch (intel_dsi->pixel_format) {
730 				MISSING_CASE(intel_dsi->pixel_format);
748 			if (is_vid_mode(intel_dsi))
753 		if (is_vid_mode(intel_dsi)) {
755 			switch (intel_dsi->video_mode) {
757 				MISSING_CASE(intel_dsi->video_mode);
784 	if (intel_dsi->dual_link) {
785 		for_each_dsi_port(port, intel_dsi->ports) {
795 	for_each_dsi_port(port, intel_dsi->ports) {
801 		tmp |= DDI_PORT_WIDTH(intel_dsi->lane_count);
829 	for_each_dsi_port(port, intel_dsi->ports) {
842 	struct intel_dsi *intel_dsi = enc_to_intel_dsi(encoder);
864 		div = mipi_dsi_pixel_format_to_bpp(intel_dsi->pixel_format);
869 	if (is_vid_mode(intel_dsi))
881 	if (is_vid_mode(intel_dsi)) {
889 			bpp = mipi_dsi_pixel_format_to_bpp(intel_dsi->pixel_format);
892 		line_time_us = (htotal * (bpp / 8) * byte_clk_period_ns) / (1000 * intel_dsi->lane_count);
899 	if (intel_dsi->dual_link) {
901 		if (intel_dsi->dual_link == DSI_DUAL_LINK_FRONT_BACK)
902 			hactive += intel_dsi->pixel_overlap;
911 	if (intel_dsi->pixel_format == MIPI_DSI_FMT_RGB666 && hactive % 4 != 0)
916 	for_each_dsi_port(port, intel_dsi->ports) {
923 	if (is_vid_mode(intel_dsi)) {
924 		if (intel_dsi->video_mode == NON_BURST_SYNC_PULSE) {
934 		if (intel_dsi->dual_link) {
939 		for_each_dsi_port(port, intel_dsi->ports) {
947 	for_each_dsi_port(port, intel_dsi->ports) {
966 	if (is_vid_mode(intel_dsi)) {
967 		for_each_dsi_port(port, intel_dsi->ports) {
980 	if (is_vid_mode(intel_dsi)) {
981 		for_each_dsi_port(port, intel_dsi->ports) {
995 		for_each_dsi_port(port, intel_dsi->ports) {
1006 	struct intel_dsi *intel_dsi = enc_to_intel_dsi(encoder);
1010 	for_each_dsi_port(port, intel_dsi->ports) {
1026 	struct intel_dsi *intel_dsi = enc_to_intel_dsi(encoder);
1038 	divisor = intel_dsi_tlpx_ns(intel_dsi) * afe_clk(encoder, crtc_state) * 1000;
1040 	hs_tx_timeout = DIV_ROUND_UP(intel_dsi->hs_tx_timeout * mul,
1042 	lp_rx_timeout = DIV_ROUND_UP(intel_dsi->lp_rx_timeout * mul, divisor);
1043 	ta_timeout = DIV_ROUND_UP(intel_dsi->turn_arnd_val * mul, divisor);
1045 	for_each_dsi_port(port, intel_dsi->ports) {
1073 	struct intel_dsi *intel_dsi = enc_to_intel_dsi(encoder);
1081 	if (is_vid_mode(intel_dsi) || (intel_dsi->ports & BIT(PORT_B)))
1131 	struct intel_dsi *intel_dsi = enc_to_intel_dsi(encoder);
1139 	for_each_dsi_port(port, intel_dsi->ports) {
1150 		dsi = intel_dsi->dsi_hosts[port]->device;
1157 	intel_dsi_vbt_exec_sequence(intel_dsi, MIPI_SEQ_INIT_OTP);
1168 	struct intel_dsi *intel_dsi = enc_to_intel_dsi(encoder);
1170 	intel_dsi_wait_panel_power_cycle(intel_dsi);
1172 	intel_dsi_vbt_exec_sequence(intel_dsi, MIPI_SEQ_POWER_ON);
1173 	drm_msleep(intel_dsi->panel_on_delay);
1174 	intel_dsi_vbt_exec_sequence(intel_dsi, MIPI_SEQ_DEASSERT_RESET);
1230 	struct intel_dsi *intel_dsi = enc_to_intel_dsi(encoder);
1234 		for_each_dsi_port(port, intel_dsi->ports)
1246 	struct intel_dsi *intel_dsi = enc_to_intel_dsi(encoder);
1258 	intel_dsi_vbt_exec_sequence(intel_dsi, MIPI_SEQ_DISPLAY_ON);
1262 	intel_dsi_vbt_exec_sequence(intel_dsi, MIPI_SEQ_BACKLIGHT_ON);
1270 	struct intel_dsi *intel_dsi = enc_to_intel_dsi(encoder);
1274 	for_each_dsi_port(port, intel_dsi->ports) {
1290 	struct intel_dsi *intel_dsi = enc_to_intel_dsi(encoder);
1292 	intel_dsi_vbt_exec_sequence(intel_dsi, MIPI_SEQ_DISPLAY_OFF);
1301 	struct intel_dsi *intel_dsi = enc_to_intel_dsi(encoder);
1307 	if (is_cmd_mode(intel_dsi)) {
1308 		for_each_dsi_port(port, intel_dsi->ports)
1314 	for_each_dsi_port(port, intel_dsi->ports) {
1328 	for_each_dsi_port(port, intel_dsi->ports) {
1335 	if (intel_dsi->dual_link) {
1336 		for_each_dsi_port(port, intel_dsi->ports) {
1347 	struct intel_dsi *intel_dsi = enc_to_intel_dsi(encoder);
1351 	for_each_dsi_port(port, intel_dsi->ports) {
1367 	struct intel_dsi *intel_dsi = enc_to_intel_dsi(encoder);
1370 	for_each_dsi_port(port, intel_dsi->ports) {
1373 		wakeref = fetch_and_zero(&intel_dsi->io_wakeref[port]);
1382 	for_each_dsi_port(port, intel_dsi->ports)
1392 	struct intel_dsi *intel_dsi = enc_to_intel_dsi(encoder);
1395 	intel_dsi_vbt_exec_sequence(intel_dsi, MIPI_SEQ_BACKLIGHT_OFF);
1404 	struct intel_dsi *intel_dsi = enc_to_intel_dsi(encoder);
1432 	intel_dsi_vbt_exec_sequence(intel_dsi, MIPI_SEQ_ASSERT_RESET);
1434 	drm_msleep(intel_dsi->panel_off_delay);
1435 	intel_dsi_vbt_exec_sequence(intel_dsi, MIPI_SEQ_POWER_OFF);
1437 	intel_dsi->panel_power_off_time = ktime_get_boottime();
1457 	struct intel_dsi *intel_dsi = enc_to_intel_dsi(encoder);
1463 		int mul = mipi_dsi_pixel_format_to_bpp(intel_dsi->pixel_format);
1473 	if (intel_dsi->dual_link) {
1475 		if (intel_dsi->dual_link == DSI_DUAL_LINK_FRONT_BACK)
1477 						intel_dsi->pixel_overlap;
1483 	if (intel_dsi->operation_mode == INTEL_DSI_VIDEO_MODE) {
1484 		if (intel_dsi->dual_link) {
1493 static bool gen11_dsi_is_periodic_cmd_mode(struct intel_dsi *intel_dsi)
1495 	struct drm_device *dev = intel_dsi->base.base.dev;
1500 	if (intel_dsi->ports == BIT(PORT_B))
1509 static void gen11_dsi_get_cmd_mode_config(struct intel_dsi *intel_dsi,
1512 	if (intel_dsi->ports == (BIT(PORT_B) | BIT(PORT_A)))
1515 	else if (intel_dsi->ports == BIT(PORT_B))
1525 	struct intel_dsi *intel_dsi = enc_to_intel_dsi(encoder);
1529 	pipe_config->hw.adjusted_mode.crtc_clock = intel_dsi->pclk;
1530 	if (intel_dsi->dual_link)
1538 	if (is_cmd_mode(intel_dsi))
1539 		gen11_dsi_get_cmd_mode_config(intel_dsi, pipe_config);
1541 	if (gen11_dsi_is_periodic_cmd_mode(intel_dsi))
1619 	struct intel_dsi *intel_dsi = container_of(encoder, struct intel_dsi,
1621 	struct intel_connector *intel_connector = intel_dsi->attached_connector;
1640 	if (intel_dsi->ports == BIT(PORT_B))
1645 	if (intel_dsi->pixel_format == MIPI_DSI_FMT_RGB888)
1662 	if (is_cmd_mode(intel_dsi))
1663 		gen11_dsi_get_cmd_mode_config(intel_dsi, pipe_config);
1681 	struct intel_dsi *intel_dsi = enc_to_intel_dsi(encoder);
1693 	for_each_dsi_port(port, intel_dsi->ports) {
1822 static void icl_dphy_param_init(struct intel_dsi *intel_dsi)
1824 	struct drm_device *dev = intel_dsi->base.base.dev;
1826 	struct intel_connector *connector = intel_dsi->attached_connector;
1834 	tlpx_ns = intel_dsi_tlpx_ns(intel_dsi);
1907 	intel_dsi->dphy_reg = (CLK_PREPARE_OVERRIDE |
1919 	intel_dsi->dphy_data_lane_reg = (HS_PREPARE_OVERRIDE |
1928 	intel_dsi_log_params(intel_dsi);
1947 	struct intel_dsi *intel_dsi;
1957 	intel_dsi = kzalloc(sizeof(*intel_dsi), GFP_KERNEL);
1958 	if (!intel_dsi)
1963 		kfree(intel_dsi);
1967 	encoder = &intel_dsi->base;
1968 	intel_dsi->attached_connector = intel_connector;
2008 	intel_dsi->panel_power_off_time = ktime_get_boottime();
2026 		intel_dsi->ports = BIT(PORT_A) | BIT(PORT_B);
2028 		intel_dsi->ports = BIT(port);
2030 	if (drm_WARN_ON(&dev_priv->drm, intel_connector->panel.vbt.dsi.bl_ports & ~intel_dsi->ports))
2031 		intel_connector->panel.vbt.dsi.bl_ports &= intel_dsi->ports;
2033 	if (drm_WARN_ON(&dev_priv->drm, intel_connector->panel.vbt.dsi.cabc_ports & ~intel_dsi->ports))
2034 		intel_connector->panel.vbt.dsi.cabc_ports &= intel_dsi->ports;
2036 	for_each_dsi_port(port, intel_dsi->ports) {
2039 		host = intel_dsi_host_init(intel_dsi, &gen11_dsi_host_ops, port);
2043 		intel_dsi->dsi_hosts[port] = host;
2046 	if (!intel_dsi_vbt_init(intel_dsi, MIPI_DSI_GENERIC_PANEL_ID)) {
2051 	icl_dphy_param_init(intel_dsi);
2059 	kfree(intel_dsi);