52  * @fixed_mode : panel native mode
102 /* adjusted_mode has been preset to be the panel's fixed mode */
161 		WARN(1, "bad panel fit mode: %d\n", fitting_mode);  in intel_pch_panel_fitting()
219 	 * when calculating the panel ratio.  in panel_fitter_scaling()
353 		WARN(1, "bad panel fit mode: %d\n", fitting_mode);  in intel_gmch_panel_fitting()
414 	struct intel_panel *panel = &connector->panel;  in scale_user_to_hw()  local
417 		     panel->backlight.min, panel->backlight.max);  in scale_user_to_hw()
425 	struct intel_panel *panel = &connector->panel;  in clamp_user_to_hw()  local
428 	hw_level = scale(user_level, 0, user_max, 0, panel->backlight.max);  in clamp_user_to_hw()
429 	hw_level = clamp(hw_level, panel->backlight.min, panel->backlight.max);  in clamp_user_to_hw()
438 	struct intel_panel *panel = &connector->panel;  in scale_hw_to_user()  local
440 	return scale(hw_level, panel->backlight.min, panel->backlight.max,  in scale_hw_to_user()
448 	struct intel_panel *panel = &connector->panel;  in intel_panel_compute_brightness()  local
450 	WARN_ON(panel->backlight.max == 0);  in intel_panel_compute_brightness()
457 		return panel->backlight.max - val + panel->backlight.min;  in intel_panel_compute_brightness()
480 	struct intel_panel *panel = &connector->panel;  in i9xx_get_backlight()  local
487 	if (panel->backlight.combination_mode) {  in i9xx_get_backlight()
516 	struct intel_panel *panel = &connector->panel;  in bxt_get_backlight()  local
518 	return I915_READ(BXT_BLC_PWM_DUTY(panel->backlight.controller));  in bxt_get_backlight()
523 	struct intel_panel *panel = &connector->panel;  in pwm_get_backlight()  local
526 	duty_ns = pwm_get_duty_cycle(panel->backlight.pwm);  in pwm_get_backlight()
553 	struct intel_panel *panel = &connector->panel;  in i9xx_set_backlight()  local
556 	WARN_ON(panel->backlight.max == 0);  in i9xx_set_backlight()
558 	if (panel->backlight.combination_mode) {  in i9xx_set_backlight()
561 		lbpc = level * 0xfe / panel->backlight.max + 1;  in i9xx_set_backlight()
592 	struct intel_panel *panel = &connector->panel;  in bxt_set_backlight()  local
594 	I915_WRITE(BXT_BLC_PWM_DUTY(panel->backlight.controller), level);  in bxt_set_backlight()
599 	struct intel_panel *panel = &to_intel_connector(conn_state->connector)->panel;  in pwm_set_backlight()  local
602 	pwm_config(panel->backlight.pwm, duty_ns, CRC_PMIC_PWM_PERIOD_NS);  in pwm_set_backlight()
609 	struct intel_panel *panel = &connector->panel;  in intel_panel_actually_set_backlight()  local
614 	panel->backlight.set(conn_state, level);  in intel_panel_actually_set_backlight()
625 	struct intel_panel *panel = &connector->panel;  in intel_panel_set_backlight_acpi()  local
634 	if (!panel->backlight.present || !conn_state->crtc)  in intel_panel_set_backlight_acpi()
639 	WARN_ON(panel->backlight.max == 0);  in intel_panel_set_backlight_acpi()
642 	panel->backlight.level = hw_level;  in intel_panel_set_backlight_acpi()
644 	if (panel->backlight.device)  in intel_panel_set_backlight_acpi()
645 		panel->backlight.device->props.brightness =  in intel_panel_set_backlight_acpi()
647 					 panel->backlight.level,  in intel_panel_set_backlight_acpi()
648 					 panel->backlight.device->props.max_brightness);  in intel_panel_set_backlight_acpi()
650 	if (panel->backlight.enabled)  in intel_panel_set_backlight_acpi()
730 	struct intel_panel *panel = &connector->panel;  in bxt_disable_backlight()  local
735 	tmp = I915_READ(BXT_BLC_PWM_CTL(panel->backlight.controller));  in bxt_disable_backlight()
736 	I915_WRITE(BXT_BLC_PWM_CTL(panel->backlight.controller),  in bxt_disable_backlight()
739 	if (panel->backlight.controller == 1) {  in bxt_disable_backlight()
750 	struct intel_panel *panel = &connector->panel;  in cnp_disable_backlight()  local
755 	tmp = I915_READ(BXT_BLC_PWM_CTL(panel->backlight.controller));  in cnp_disable_backlight()
756 	I915_WRITE(BXT_BLC_PWM_CTL(panel->backlight.controller),  in cnp_disable_backlight()
763 	struct intel_panel *panel = &connector->panel;  in pwm_disable_backlight()  local
766 	pwm_config(panel->backlight.pwm, 0, CRC_PMIC_PWM_PERIOD_NS);  in pwm_disable_backlight()
768 	pwm_disable(panel->backlight.pwm);  in pwm_disable_backlight()
775 	struct intel_panel *panel = &connector->panel;  in intel_panel_disable_backlight()  local
777 	if (!panel->backlight.present)  in intel_panel_disable_backlight()
793 	if (panel->backlight.device)  in intel_panel_disable_backlight()
794 		panel->backlight.device->props.power = FB_BLANK_POWERDOWN;  in intel_panel_disable_backlight()
795 	panel->backlight.enabled = false;  in intel_panel_disable_backlight()
796 	panel->backlight.disable(old_conn_state);  in intel_panel_disable_backlight()
806 	struct intel_panel *panel = &connector->panel;  in lpt_enable_backlight()  local
818 		if (panel->backlight.alternate_pwm_increment)  in lpt_enable_backlight()
825 		if (panel->backlight.alternate_pwm_increment)  in lpt_enable_backlight()
832 	pch_ctl2 = panel->backlight.max << 16;  in lpt_enable_backlight()
836 	if (panel->backlight.active_low_pwm)  in lpt_enable_backlight()
848 	intel_panel_actually_set_backlight(conn_state, panel->backlight.level);  in lpt_enable_backlight()
856 	struct intel_panel *panel = &connector->panel;  in pch_enable_backlight()  local
883 	intel_panel_actually_set_backlight(conn_state, panel->backlight.level);  in pch_enable_backlight()
885 	pch_ctl2 = panel->backlight.max << 16;  in pch_enable_backlight()
889 	if (panel->backlight.active_low_pwm)  in pch_enable_backlight()
902 	struct intel_panel *panel = &connector->panel;  in i9xx_enable_backlight()  local
911 	freq = panel->backlight.max;  in i9xx_enable_backlight()
912 	if (panel->backlight.combination_mode)  in i9xx_enable_backlight()
916 	if (panel->backlight.combination_mode)  in i9xx_enable_backlight()
918 	if (IS_PINEVIEW(dev_priv) && panel->backlight.active_low_pwm)  in i9xx_enable_backlight()
925 	intel_panel_actually_set_backlight(conn_state, panel->backlight.level);  in i9xx_enable_backlight()
941 	struct intel_panel *panel = &connector->panel;  in i965_enable_backlight()  local
952 	freq = panel->backlight.max;  in i965_enable_backlight()
953 	if (panel->backlight.combination_mode)  in i965_enable_backlight()
960 	if (panel->backlight.combination_mode)  in i965_enable_backlight()
962 	if (panel->backlight.active_low_pwm)  in i965_enable_backlight()
968 	intel_panel_actually_set_backlight(conn_state, panel->backlight.level);  in i965_enable_backlight()
976 	struct intel_panel *panel = &connector->panel;  in vlv_enable_backlight()  local
987 	ctl = panel->backlight.max << 16;  in vlv_enable_backlight()
991 	intel_panel_actually_set_backlight(conn_state, panel->backlight.level);  in vlv_enable_backlight()
994 	if (panel->backlight.active_low_pwm)  in vlv_enable_backlight()
1006 	struct intel_panel *panel = &connector->panel;  in bxt_enable_backlight()  local
1011 	if (panel->backlight.controller == 1) {  in bxt_enable_backlight()
1020 		if (panel->backlight.util_pin_active_low)  in bxt_enable_backlight()
1026 	pwm_ctl = I915_READ(BXT_BLC_PWM_CTL(panel->backlight.controller));  in bxt_enable_backlight()
1030 		I915_WRITE(BXT_BLC_PWM_CTL(panel->backlight.controller),  in bxt_enable_backlight()
1034 	I915_WRITE(BXT_BLC_PWM_FREQ(panel->backlight.controller),  in bxt_enable_backlight()
1035 			panel->backlight.max);  in bxt_enable_backlight()
1037 	intel_panel_actually_set_backlight(conn_state, panel->backlight.level);  in bxt_enable_backlight()
1040 	if (panel->backlight.active_low_pwm)  in bxt_enable_backlight()
1043 	I915_WRITE(BXT_BLC_PWM_CTL(panel->backlight.controller), pwm_ctl);  in bxt_enable_backlight()
1044 	POSTING_READ(BXT_BLC_PWM_CTL(panel->backlight.controller));  in bxt_enable_backlight()
1045 	I915_WRITE(BXT_BLC_PWM_CTL(panel->backlight.controller),  in bxt_enable_backlight()
1054 	struct intel_panel *panel = &connector->panel;  in cnp_enable_backlight()  local
1057 	pwm_ctl = I915_READ(BXT_BLC_PWM_CTL(panel->backlight.controller));  in cnp_enable_backlight()
1061 		I915_WRITE(BXT_BLC_PWM_CTL(panel->backlight.controller),  in cnp_enable_backlight()
1065 	I915_WRITE(BXT_BLC_PWM_FREQ(panel->backlight.controller),  in cnp_enable_backlight()
1066 		   panel->backlight.max);  in cnp_enable_backlight()
1068 	intel_panel_actually_set_backlight(conn_state, panel->backlight.level);  in cnp_enable_backlight()
1071 	if (panel->backlight.active_low_pwm)  in cnp_enable_backlight()
1074 	I915_WRITE(BXT_BLC_PWM_CTL(panel->backlight.controller), pwm_ctl);  in cnp_enable_backlight()
1075 	POSTING_READ(BXT_BLC_PWM_CTL(panel->backlight.controller));  in cnp_enable_backlight()
1076 	I915_WRITE(BXT_BLC_PWM_CTL(panel->backlight.controller),  in cnp_enable_backlight()
1084 	struct intel_panel *panel = &connector->panel;  in pwm_enable_backlight()  local
1086 	pwm_enable(panel->backlight.pwm);  in pwm_enable_backlight()
1087 	intel_panel_actually_set_backlight(conn_state, panel->backlight.level);  in pwm_enable_backlight()
1095 	struct intel_panel *panel = &connector->panel;  in intel_panel_enable_backlight()  local
1098 	if (!panel->backlight.present)  in intel_panel_enable_backlight()
1105 	WARN_ON(panel->backlight.max == 0);  in intel_panel_enable_backlight()
1107 	if (panel->backlight.level <= panel->backlight.min) {  in intel_panel_enable_backlight()
1108 		panel->backlight.level = panel->backlight.max;  in intel_panel_enable_backlight()
1109 		if (panel->backlight.device)  in intel_panel_enable_backlight()
1110 			panel->backlight.device->props.brightness =  in intel_panel_enable_backlight()
1112 						 panel->backlight.level,  in intel_panel_enable_backlight()
1113 						 panel->backlight.device->props.max_brightness);  in intel_panel_enable_backlight()
1116 	panel->backlight.enable(crtc_state, conn_state);  in intel_panel_enable_backlight()
1117 	panel->backlight.enabled = true;  in intel_panel_enable_backlight()
1118 	if (panel->backlight.device)  in intel_panel_enable_backlight()
1119 		panel->backlight.device->props.power = FB_BLANK_UNBLANK;  in intel_panel_enable_backlight()
1128 	struct intel_panel *panel = &connector->panel;  in intel_panel_get_backlight()  local
1133 	if (panel->backlight.enabled) {  in intel_panel_get_backlight()
1134 		val = panel->backlight.get(connector);  in intel_panel_get_backlight()
1150 	struct intel_panel *panel = &connector->panel;  in intel_panel_set_backlight()  local
1153 	if (!panel->backlight.present)  in intel_panel_set_backlight()
1158 	WARN_ON(panel->backlight.max == 0);  in intel_panel_set_backlight()
1161 	panel->backlight.level = hw_level;  in intel_panel_set_backlight()
1163 	if (panel->backlight.enabled)  in intel_panel_set_backlight()
1172 	struct intel_panel *panel = &connector->panel;  in intel_backlight_device_update_status()  local
1187 	if (panel->backlight.enabled) {  in intel_backlight_device_update_status()
1188 		if (panel->backlight.power) {  in intel_backlight_device_update_status()
1191 			panel->backlight.power(connector, enable);  in intel_backlight_device_update_status()
1228 	struct intel_panel *panel = &connector->panel;  in intel_backlight_device_register()  local
1231 	if (WARN_ON(panel->backlight.device))  in intel_backlight_device_register()
1234 	if (!panel->backlight.present)  in intel_backlight_device_register()
1237 	WARN_ON(panel->backlight.max == 0);  in intel_backlight_device_register()
1246 	props.max_brightness = panel->backlight.max;  in intel_backlight_device_register()
1248 					    panel->backlight.level,  in intel_backlight_device_register()
1251 	if (panel->backlight.enabled)  in intel_backlight_device_register()
1260 	panel->backlight.device =  in intel_backlight_device_register()
1266 	if (IS_ERR(panel->backlight.device)) {  in intel_backlight_device_register()
1268 			  PTR_ERR(panel->backlight.device));  in intel_backlight_device_register()
1269 		panel->backlight.device = NULL;  in intel_backlight_device_register()
1281 	struct intel_panel *panel = &connector->panel;  in intel_backlight_device_unregister()  local
1283 	if (panel->backlight.device) {  in intel_backlight_device_unregister()
1284 		backlight_device_unregister(panel->backlight.device);  in intel_backlight_device_unregister()
1285 		panel->backlight.device = NULL;  in intel_backlight_device_unregister()
1316 	struct intel_panel *panel = &connector->panel;  in spt_hz_to_pwm()  local
1319 	if (panel->backlight.alternate_pwm_increment)  in spt_hz_to_pwm()
1335 	struct intel_panel *panel = &connector->panel;  in lpt_hz_to_pwm()  local
1338 	if (panel->backlight.alternate_pwm_increment)  in lpt_hz_to_pwm()
1428 	struct intel_panel *panel = &connector->panel;  in get_backlight_max_vbt()  local
1432 	if (!panel->backlight.hz_to_pwm) {  in get_backlight_max_vbt()
1446 	pwm = panel->backlight.hz_to_pwm(connector, pwm_freq_hz);  in get_backlight_max_vbt()
1461 	struct intel_panel *panel = &connector->panel;  in get_backlight_min_vbt()  local
1464 	WARN_ON(panel->backlight.max == 0);  in get_backlight_min_vbt()
1480 	return scale(min, 0, 255, 0, panel->backlight.max);  in get_backlight_min_vbt()
1486 	struct intel_panel *panel = &connector->panel;  in lpt_setup_backlight()  local
1494 	panel->backlight.alternate_pwm_increment = alt;  in lpt_setup_backlight()
1497 	panel->backlight.active_low_pwm = pch_ctl1 & BLM_PCH_POLARITY;  in lpt_setup_backlight()
1500 	panel->backlight.max = pch_ctl2 >> 16;  in lpt_setup_backlight()
1502 	if (!panel->backlight.max)  in lpt_setup_backlight()
1503 		panel->backlight.max = get_backlight_max_vbt(connector);  in lpt_setup_backlight()
1505 	if (!panel->backlight.max)  in lpt_setup_backlight()
1508 	panel->backlight.min = get_backlight_min_vbt(connector);  in lpt_setup_backlight()
1512 	panel->backlight.level = clamp(val, panel->backlight.min,  in lpt_setup_backlight()
1513 				       panel->backlight.max);  in lpt_setup_backlight()
1515 	panel->backlight.enabled = pch_ctl1 & BLM_PCH_PWM_ENABLE;  in lpt_setup_backlight()
1523 	struct intel_panel *panel = &connector->panel;  in pch_setup_backlight()  local
1527 	panel->backlight.active_low_pwm = pch_ctl1 & BLM_PCH_POLARITY;  in pch_setup_backlight()
1530 	panel->backlight.max = pch_ctl2 >> 16;  in pch_setup_backlight()
1532 	if (!panel->backlight.max)  in pch_setup_backlight()
1533 		panel->backlight.max = get_backlight_max_vbt(connector);  in pch_setup_backlight()
1535 	if (!panel->backlight.max)  in pch_setup_backlight()
1538 	panel->backlight.min = get_backlight_min_vbt(connector);  in pch_setup_backlight()
1542 	panel->backlight.level = clamp(val, panel->backlight.min,  in pch_setup_backlight()
1543 				       panel->backlight.max);  in pch_setup_backlight()
1546 	panel->backlight.enabled = (cpu_ctl2 & BLM_PWM_ENABLE) &&  in pch_setup_backlight()
1555 	struct intel_panel *panel = &connector->panel;  in i9xx_setup_backlight()  local
1561 		panel->backlight.combination_mode = ctl & BLM_LEGACY_MODE;  in i9xx_setup_backlight()
1564 		panel->backlight.active_low_pwm = ctl & BLM_POLARITY_PNV;  in i9xx_setup_backlight()
1566 	panel->backlight.max = ctl >> 17;  in i9xx_setup_backlight()
1568 	if (!panel->backlight.max) {  in i9xx_setup_backlight()
1569 		panel->backlight.max = get_backlight_max_vbt(connector);  in i9xx_setup_backlight()
1570 		panel->backlight.max >>= 1;  in i9xx_setup_backlight()
1573 	if (!panel->backlight.max)  in i9xx_setup_backlight()
1576 	if (panel->backlight.combination_mode)  in i9xx_setup_backlight()
1577 		panel->backlight.max *= 0xff;  in i9xx_setup_backlight()
1579 	panel->backlight.min = get_backlight_min_vbt(connector);  in i9xx_setup_backlight()
1583 	panel->backlight.level = clamp(val, panel->backlight.min,  in i9xx_setup_backlight()
1584 				       panel->backlight.max);  in i9xx_setup_backlight()
1586 	panel->backlight.enabled = val != 0;  in i9xx_setup_backlight()
1594 	struct intel_panel *panel = &connector->panel;  in i965_setup_backlight()  local
1598 	panel->backlight.combination_mode = ctl2 & BLM_COMBINATION_MODE;  in i965_setup_backlight()
1599 	panel->backlight.active_low_pwm = ctl2 & BLM_POLARITY_I965;  in i965_setup_backlight()
1602 	panel->backlight.max = ctl >> 16;  in i965_setup_backlight()
1604 	if (!panel->backlight.max)  in i965_setup_backlight()
1605 		panel->backlight.max = get_backlight_max_vbt(connector);  in i965_setup_backlight()
1607 	if (!panel->backlight.max)  in i965_setup_backlight()
1610 	if (panel->backlight.combination_mode)  in i965_setup_backlight()
1611 		panel->backlight.max *= 0xff;  in i965_setup_backlight()
1613 	panel->backlight.min = get_backlight_min_vbt(connector);  in i965_setup_backlight()
1617 	panel->backlight.level = clamp(val, panel->backlight.min,  in i965_setup_backlight()
1618 				       panel->backlight.max);  in i965_setup_backlight()
1620 	panel->backlight.enabled = ctl2 & BLM_PWM_ENABLE;  in i965_setup_backlight()
1628 	struct intel_panel *panel = &connector->panel;  in vlv_setup_backlight()  local
1635 	panel->backlight.active_low_pwm = ctl2 & BLM_POLARITY_I965;  in vlv_setup_backlight()
1638 	panel->backlight.max = ctl >> 16;  in vlv_setup_backlight()
1640 	if (!panel->backlight.max)  in vlv_setup_backlight()
1641 		panel->backlight.max = get_backlight_max_vbt(connector);  in vlv_setup_backlight()
1643 	if (!panel->backlight.max)  in vlv_setup_backlight()
1646 	panel->backlight.min = get_backlight_min_vbt(connector);  in vlv_setup_backlight()
1650 	panel->backlight.level = clamp(val, panel->backlight.min,  in vlv_setup_backlight()
1651 				       panel->backlight.max);  in vlv_setup_backlight()
1653 	panel->backlight.enabled = ctl2 & BLM_PWM_ENABLE;  in vlv_setup_backlight()
1662 	struct intel_panel *panel = &connector->panel;  in bxt_setup_backlight()  local
1665 	panel->backlight.controller = dev_priv->vbt.backlight.controller;  in bxt_setup_backlight()
1667 	pwm_ctl = I915_READ(BXT_BLC_PWM_CTL(panel->backlight.controller));  in bxt_setup_backlight()
1670 	if (panel->backlight.controller == 1) {  in bxt_setup_backlight()
1672 		panel->backlight.util_pin_active_low =  in bxt_setup_backlight()
1676 	panel->backlight.active_low_pwm = pwm_ctl & BXT_BLC_PWM_POLARITY;  in bxt_setup_backlight()
1677 	panel->backlight.max =  in bxt_setup_backlight()
1678 		I915_READ(BXT_BLC_PWM_FREQ(panel->backlight.controller));  in bxt_setup_backlight()
1680 	if (!panel->backlight.max)  in bxt_setup_backlight()
1681 		panel->backlight.max = get_backlight_max_vbt(connector);  in bxt_setup_backlight()
1683 	if (!panel->backlight.max)  in bxt_setup_backlight()
1686 	panel->backlight.min = get_backlight_min_vbt(connector);  in bxt_setup_backlight()
1690 	panel->backlight.level = clamp(val, panel->backlight.min,  in bxt_setup_backlight()
1691 				       panel->backlight.max);  in bxt_setup_backlight()
1693 	panel->backlight.enabled = pwm_ctl & BXT_BLC_PWM_ENABLE;  in bxt_setup_backlight()
1702 	struct intel_panel *panel = &connector->panel;  in cnp_setup_backlight()  local
1710 	panel->backlight.controller = 0;  in cnp_setup_backlight()
1712 	pwm_ctl = I915_READ(BXT_BLC_PWM_CTL(panel->backlight.controller));  in cnp_setup_backlight()
1714 	panel->backlight.active_low_pwm = pwm_ctl & BXT_BLC_PWM_POLARITY;  in cnp_setup_backlight()
1715 	panel->backlight.max =  in cnp_setup_backlight()
1716 		I915_READ(BXT_BLC_PWM_FREQ(panel->backlight.controller));  in cnp_setup_backlight()
1718 	if (!panel->backlight.max)  in cnp_setup_backlight()
1719 		panel->backlight.max = get_backlight_max_vbt(connector);  in cnp_setup_backlight()
1721 	if (!panel->backlight.max)  in cnp_setup_backlight()
1724 	panel->backlight.min = get_backlight_min_vbt(connector);  in cnp_setup_backlight()
1728 	panel->backlight.level = clamp(val, panel->backlight.min,  in cnp_setup_backlight()
1729 				       panel->backlight.max);  in cnp_setup_backlight()
1731 	panel->backlight.enabled = pwm_ctl & BXT_BLC_PWM_ENABLE;  in cnp_setup_backlight()
1740 	struct intel_panel *panel = &connector->panel;  in pwm_setup_backlight()  local
1744 	panel->backlight.pwm = pwm_get(dev->dev, "pwm_backlight");  in pwm_setup_backlight()
1745 	if (IS_ERR(panel->backlight.pwm)) {  in pwm_setup_backlight()
1747 		panel->backlight.pwm = NULL;  in pwm_setup_backlight()
1755 	pwm_apply_args(panel->backlight.pwm);  in pwm_setup_backlight()
1757 	retval = pwm_config(panel->backlight.pwm, CRC_PMIC_PWM_PERIOD_NS,  in pwm_setup_backlight()
1761 		pwm_put(panel->backlight.pwm);  in pwm_setup_backlight()
1762 		panel->backlight.pwm = NULL;  in pwm_setup_backlight()
1766 	panel->backlight.min = 0; /* 0% */  in pwm_setup_backlight()
1767 	panel->backlight.max = 100; /* 100% */  in pwm_setup_backlight()
1768 	panel->backlight.level = DIV_ROUND_UP(  in pwm_setup_backlight()
1769 				 pwm_get_duty_cycle(panel->backlight.pwm) * 100,  in pwm_setup_backlight()
1771 	panel->backlight.enabled = panel->backlight.level != 0;  in pwm_setup_backlight()
1780 	struct intel_panel *panel = &intel_connector->panel;  in intel_panel_setup_backlight()  local
1793 	if (WARN_ON(!panel->backlight.setup))  in intel_panel_setup_backlight()
1796 	/* set level and max in panel struct */  in intel_panel_setup_backlight()
1798 	ret = panel->backlight.setup(intel_connector, pipe);  in intel_panel_setup_backlight()
1807 	panel->backlight.present = true;  in intel_panel_setup_backlight()
1811 		      enableddisabled(panel->backlight.enabled),  in intel_panel_setup_backlight()
1812 		      panel->backlight.level, panel->backlight.max);  in intel_panel_setup_backlight()
1820 	struct intel_panel *panel = &intel_connector->panel;  in intel_panel_destroy_backlight()  local
1823 	if (panel->backlight.pwm)  in intel_panel_destroy_backlight()
1824 		pwm_put(panel->backlight.pwm);  in intel_panel_destroy_backlight()
1826 	panel->backlight.present = false;  in intel_panel_destroy_backlight()
1831 intel_panel_init_backlight_funcs(struct intel_panel *panel)  in intel_panel_init_backlight_funcs()  argument
1834 		container_of(panel, struct intel_connector, panel);  in intel_panel_init_backlight_funcs()
1846 		panel->backlight.setup = bxt_setup_backlight;  in intel_panel_init_backlight_funcs()
1847 		panel->backlight.enable = bxt_enable_backlight;  in intel_panel_init_backlight_funcs()
1848 		panel->backlight.disable = bxt_disable_backlight;  in intel_panel_init_backlight_funcs()
1849 		panel->backlight.set = bxt_set_backlight;  in intel_panel_init_backlight_funcs()
1850 		panel->backlight.get = bxt_get_backlight;  in intel_panel_init_backlight_funcs()
1851 		panel->backlight.hz_to_pwm = bxt_hz_to_pwm;  in intel_panel_init_backlight_funcs()
1853 		panel->backlight.setup = cnp_setup_backlight;  in intel_panel_init_backlight_funcs()
1854 		panel->backlight.enable = cnp_enable_backlight;  in intel_panel_init_backlight_funcs()
1855 		panel->backlight.disable = cnp_disable_backlight;  in intel_panel_init_backlight_funcs()
1856 		panel->backlight.set = bxt_set_backlight;  in intel_panel_init_backlight_funcs()
1857 		panel->backlight.get = bxt_get_backlight;  in intel_panel_init_backlight_funcs()
1858 		panel->backlight.hz_to_pwm = cnp_hz_to_pwm;  in intel_panel_init_backlight_funcs()
1861 		panel->backlight.setup = lpt_setup_backlight;  in intel_panel_init_backlight_funcs()
1862 		panel->backlight.enable = lpt_enable_backlight;  in intel_panel_init_backlight_funcs()
1863 		panel->backlight.disable = lpt_disable_backlight;  in intel_panel_init_backlight_funcs()
1864 		panel->backlight.set = lpt_set_backlight;  in intel_panel_init_backlight_funcs()
1865 		panel->backlight.get = lpt_get_backlight;  in intel_panel_init_backlight_funcs()
1867 			panel->backlight.hz_to_pwm = lpt_hz_to_pwm;  in intel_panel_init_backlight_funcs()
1869 			panel->backlight.hz_to_pwm = spt_hz_to_pwm;  in intel_panel_init_backlight_funcs()
1871 		panel->backlight.setup = pch_setup_backlight;  in intel_panel_init_backlight_funcs()
1872 		panel->backlight.enable = pch_enable_backlight;  in intel_panel_init_backlight_funcs()
1873 		panel->backlight.disable = pch_disable_backlight;  in intel_panel_init_backlight_funcs()
1874 		panel->backlight.set = pch_set_backlight;  in intel_panel_init_backlight_funcs()
1875 		panel->backlight.get = pch_get_backlight;  in intel_panel_init_backlight_funcs()
1876 		panel->backlight.hz_to_pwm = pch_hz_to_pwm;  in intel_panel_init_backlight_funcs()
1879 			panel->backlight.setup = pwm_setup_backlight;  in intel_panel_init_backlight_funcs()
1880 			panel->backlight.enable = pwm_enable_backlight;  in intel_panel_init_backlight_funcs()
1881 			panel->backlight.disable = pwm_disable_backlight;  in intel_panel_init_backlight_funcs()
1882 			panel->backlight.set = pwm_set_backlight;  in intel_panel_init_backlight_funcs()
1883 			panel->backlight.get = pwm_get_backlight;  in intel_panel_init_backlight_funcs()
1885 			panel->backlight.setup = vlv_setup_backlight;  in intel_panel_init_backlight_funcs()
1886 			panel->backlight.enable = vlv_enable_backlight;  in intel_panel_init_backlight_funcs()
1887 			panel->backlight.disable = vlv_disable_backlight;  in intel_panel_init_backlight_funcs()
1888 			panel->backlight.set = vlv_set_backlight;  in intel_panel_init_backlight_funcs()
1889 			panel->backlight.get = vlv_get_backlight;  in intel_panel_init_backlight_funcs()
1890 			panel->backlight.hz_to_pwm = vlv_hz_to_pwm;  in intel_panel_init_backlight_funcs()
1893 		panel->backlight.setup = i965_setup_backlight;  in intel_panel_init_backlight_funcs()
1894 		panel->backlight.enable = i965_enable_backlight;  in intel_panel_init_backlight_funcs()
1895 		panel->backlight.disable = i965_disable_backlight;  in intel_panel_init_backlight_funcs()
1896 		panel->backlight.set = i9xx_set_backlight;  in intel_panel_init_backlight_funcs()
1897 		panel->backlight.get = i9xx_get_backlight;  in intel_panel_init_backlight_funcs()
1898 		panel->backlight.hz_to_pwm = i965_hz_to_pwm;  in intel_panel_init_backlight_funcs()
1900 		panel->backlight.setup = i9xx_setup_backlight;  in intel_panel_init_backlight_funcs()
1901 		panel->backlight.enable = i9xx_enable_backlight;  in intel_panel_init_backlight_funcs()
1902 		panel->backlight.disable = i9xx_disable_backlight;  in intel_panel_init_backlight_funcs()
1903 		panel->backlight.set = i9xx_set_backlight;  in intel_panel_init_backlight_funcs()
1904 		panel->backlight.get = i9xx_get_backlight;  in intel_panel_init_backlight_funcs()
1905 		panel->backlight.hz_to_pwm = i9xx_hz_to_pwm;  in intel_panel_init_backlight_funcs()
1909 int intel_panel_init(struct intel_panel *panel,  in intel_panel_init()  argument
1913 	intel_panel_init_backlight_funcs(panel);  in intel_panel_init()
1915 	panel->fixed_mode = fixed_mode;  in intel_panel_init()
1916 	panel->downclock_mode = downclock_mode;  in intel_panel_init()
1921 void intel_panel_fini(struct intel_panel *panel)  in intel_panel_fini()  argument
1924 		container_of(panel, struct intel_connector, panel);  in intel_panel_fini()
1926 	if (panel->fixed_mode)  in intel_panel_fini()
1927 		drm_mode_destroy(intel_connector->base.dev, panel->fixed_mode);  in intel_panel_fini()
1929 	if (panel->downclock_mode)  in intel_panel_fini()
1931 				panel->downclock_mode);  in intel_panel_fini()