1 // SPDX-License-Identifier: GPL-2.0-only
21 	struct drm_psb_private *dev_priv = dev->dev_private;  in psb_output_init()
22 	psb_intel_lvds_init(dev, &dev_priv->mode_dev);  in psb_output_init()
50 	/* FIXME: ideally return actual value in case firmware fiddled with  in psb_get_brightness()
58 	struct drm_psb_private *dev_priv = dev->dev_private;  in psb_backlight_setup()
67 	if (!dev_priv->lvds_bl) {  in psb_backlight_setup()
68 		dev_err(dev->dev, "Has no valid LVDS backlight info\n");  in psb_backlight_setup()
69 		return -ENOENT;  in psb_backlight_setup()
71 	bl_max_freq = dev_priv->lvds_bl->freq;  in psb_backlight_setup()
74 	core_clock = dev_priv->core_freq;  in psb_backlight_setup()
83 				return -ERANGE;  in psb_backlight_setup()
95 	int level = bd->props.brightness;  in psb_set_brightness()
97 	/* Percentage 1-100% being valid */  in psb_set_brightness()
113 	struct drm_psb_private *dev_priv = dev->dev_private;  in psb_backlight_init()
121 	psb_backlight_device = backlight_device_register("psb-bl",  in psb_backlight_init()
132 	psb_backlight_device->props.brightness = 100;  in psb_backlight_init()
133 	psb_backlight_device->props.max_brightness = 100;  in psb_backlight_init()
135 	dev_priv->backlight_device = psb_backlight_device;  in psb_backlight_init()
137 	/* This must occur after the backlight is properly initialised */  in psb_backlight_init()
152 	struct drm_psb_private *dev_priv = dev->dev_private;  in psb_init_pm()
162  *	psb_save_display_registers	-	save registers lost on suspend
170 	struct drm_psb_private *dev_priv = dev->dev_private;  in psb_save_display_registers()
173 	struct psb_state *regs = &dev_priv->regs.psb;  in psb_save_display_registers()
176 	regs->saveDSPARB = PSB_RVDC32(DSPARB);  in psb_save_display_registers()
177 	regs->saveDSPFW1 = PSB_RVDC32(DSPFW1);  in psb_save_display_registers()
178 	regs->saveDSPFW2 = PSB_RVDC32(DSPFW2);  in psb_save_display_registers()
179 	regs->saveDSPFW3 = PSB_RVDC32(DSPFW3);  in psb_save_display_registers()
180 	regs->saveDSPFW4 = PSB_RVDC32(DSPFW4);  in psb_save_display_registers()
181 	regs->saveDSPFW5 = PSB_RVDC32(DSPFW5);  in psb_save_display_registers()
182 	regs->saveDSPFW6 = PSB_RVDC32(DSPFW6);  in psb_save_display_registers()
183 	regs->saveCHICKENBIT = PSB_RVDC32(DSPCHICKENBIT);  in psb_save_display_registers()
187 	list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {  in psb_save_display_registers()
189 			dev_priv->ops->save_crtc(crtc);  in psb_save_display_registers()
192 	list_for_each_entry(connector, &dev->mode_config.connector_list, base.head)  in psb_save_display_registers()
193 		if (connector->save)  in psb_save_display_registers()
194 			connector->save(&connector->base);  in psb_save_display_registers()
201  *	psb_restore_display_registers	-	restore lost register state
208 	struct drm_psb_private *dev_priv = dev->dev_private;  in psb_restore_display_registers()
211 	struct psb_state *regs = &dev_priv->regs.psb;  in psb_restore_display_registers()
214 	PSB_WVDC32(regs->saveDSPARB, DSPARB);  in psb_restore_display_registers()
215 	PSB_WVDC32(regs->saveDSPFW1, DSPFW1);  in psb_restore_display_registers()
216 	PSB_WVDC32(regs->saveDSPFW2, DSPFW2);  in psb_restore_display_registers()
217 	PSB_WVDC32(regs->saveDSPFW3, DSPFW3);  in psb_restore_display_registers()
218 	PSB_WVDC32(regs->saveDSPFW4, DSPFW4);  in psb_restore_display_registers()
219 	PSB_WVDC32(regs->saveDSPFW5, DSPFW5);  in psb_restore_display_registers()
220 	PSB_WVDC32(regs->saveDSPFW6, DSPFW6);  in psb_restore_display_registers()
221 	PSB_WVDC32(regs->saveCHICKENBIT, DSPCHICKENBIT);  in psb_restore_display_registers()
227 	list_for_each_entry(crtc, &dev->mode_config.crtc_list, head)  in psb_restore_display_registers()
229 			dev_priv->ops->restore_crtc(crtc);  in psb_restore_display_registers()
231 	list_for_each_entry(connector, &dev->mode_config.connector_list, base.head)  in psb_restore_display_registers()
232 		if (connector->restore)  in psb_restore_display_registers()
233 			connector->restore(&connector->base);  in psb_restore_display_registers()
303 	struct drm_psb_private *dev_priv = dev->dev_private;  in psb_chip_setup()
304 	dev_priv->regmap = psb_regmap;  in psb_chip_setup()
314 	struct drm_psb_private *dev_priv = dev->dev_private;  in psb_chip_teardown()