[thirdparty/kernel/stable.git] / drivers / gpu / drm / i915 / intel_panel.h

/* SPDX-License-Identifier: MIT */
/*
 * Copyright © 2019 Intel Corporation
 */

#ifndef __INTEL_PANEL_H__
#define __INTEL_PANEL_H__

#include <linux/types.h>

#include "intel_display.h"

struct drm_connector;
struct drm_connector_state;
struct drm_display_mode;
struct intel_connector;
struct intel_crtc;
struct intel_crtc_state;
struct intel_encoder;
struct intel_panel;

int intel_panel_init(struct intel_panel *panel,
		     struct drm_display_mode *fixed_mode,
		     struct drm_display_mode *downclock_mode);
void intel_panel_fini(struct intel_panel *panel);
void intel_fixed_panel_mode(const struct drm_display_mode *fixed_mode,
			    struct drm_display_mode *adjusted_mode);
void intel_pch_panel_fitting(struct intel_crtc *crtc,
			     struct intel_crtc_state *pipe_config,
			     int fitting_mode);
void intel_gmch_panel_fitting(struct intel_crtc *crtc,
			      struct intel_crtc_state *pipe_config,
			      int fitting_mode);
void intel_panel_set_backlight_acpi(const struct drm_connector_state *conn_state,
				    u32 level, u32 max);
int intel_panel_setup_backlight(struct drm_connector *connector,
				enum pipe pipe);
void intel_panel_enable_backlight(const struct intel_crtc_state *crtc_state,
				  const struct drm_connector_state *conn_state);
void intel_panel_update_backlight(struct intel_encoder *encoder,
				  const struct intel_crtc_state *crtc_state,
				  const struct drm_connector_state *conn_state);
void intel_panel_disable_backlight(const struct drm_connector_state *old_conn_state);
struct drm_display_mode *
intel_panel_edid_downclock_mode(struct intel_connector *connector,
				const struct drm_display_mode *fixed_mode);
struct drm_display_mode *
intel_panel_edid_fixed_mode(struct intel_connector *connector);
struct drm_display_mode *
intel_panel_vbt_fixed_mode(struct intel_connector *connector);

#if IS_ENABLED(CONFIG_BACKLIGHT_CLASS_DEVICE)
int intel_backlight_device_register(struct intel_connector *connector);
void intel_backlight_device_unregister(struct intel_connector *connector);
#else /* CONFIG_BACKLIGHT_CLASS_DEVICE */
static inline int intel_backlight_device_register(struct intel_connector *connector)
{
	return 0;
}
static inline void intel_backlight_device_unregister(struct intel_connector *connector)
{
}
#endif /* CONFIG_BACKLIGHT_CLASS_DEVICE */

#endif /* __INTEL_PANEL_H__ */
Commit	Line	Data
44c1220a JN	1	/* SPDX-License-Identifier: MIT */
	2	/*
	3	* Copyright © 2019 Intel Corporation
	4	*/
	5
	6	#ifndef __INTEL_PANEL_H__
	7	#define __INTEL_PANEL_H__
	8
	9	#include <linux/types.h>
	10
	11	#include "intel_display.h"
	12
	13	struct drm_connector;
	14	struct drm_connector_state;
	15	struct drm_display_mode;
	16	struct intel_connector;
	17	struct intel_crtc;
	18	struct intel_crtc_state;
	19	struct intel_encoder;
	20	struct intel_panel;
	21
	22	int intel_panel_init(struct intel_panel *panel,
	23	struct drm_display_mode *fixed_mode,
	24	struct drm_display_mode *downclock_mode);
	25	void intel_panel_fini(struct intel_panel *panel);
	26	void intel_fixed_panel_mode(const struct drm_display_mode *fixed_mode,
	27	struct drm_display_mode *adjusted_mode);
	28	void intel_pch_panel_fitting(struct intel_crtc *crtc,
	29	struct intel_crtc_state *pipe_config,
	30	int fitting_mode);
	31	void intel_gmch_panel_fitting(struct intel_crtc *crtc,
	32	struct intel_crtc_state *pipe_config,
	33	int fitting_mode);
	34	void intel_panel_set_backlight_acpi(const struct drm_connector_state *conn_state,
	35	u32 level, u32 max);
	36	int intel_panel_setup_backlight(struct drm_connector *connector,
	37	enum pipe pipe);
	38	void intel_panel_enable_backlight(const struct intel_crtc_state *crtc_state,
	39	const struct drm_connector_state *conn_state);
	40	void intel_panel_update_backlight(struct intel_encoder *encoder,
	41	const struct intel_crtc_state *crtc_state,
	42	const struct drm_connector_state *conn_state);
	43	void intel_panel_disable_backlight(const struct drm_connector_state *old_conn_state);
	44	struct drm_display_mode *
	45	intel_panel_edid_downclock_mode(struct intel_connector *connector,
	46	const struct drm_display_mode *fixed_mode);
	47	struct drm_display_mode *
	48	intel_panel_edid_fixed_mode(struct intel_connector *connector);
	49	struct drm_display_mode *
	50	intel_panel_vbt_fixed_mode(struct intel_connector *connector);
	51
	52	#if IS_ENABLED(CONFIG_BACKLIGHT_CLASS_DEVICE)
	53	int intel_backlight_device_register(struct intel_connector *connector);
	54	void intel_backlight_device_unregister(struct intel_connector *connector);
	55	#else /* CONFIG_BACKLIGHT_CLASS_DEVICE */
	56	static inline int intel_backlight_device_register(struct intel_connector *connector)
	57	{
	58	return 0;
	59	}
	60	static inline void intel_backlight_device_unregister(struct intel_connector *connector)
	61	{
	62	}
	63	#endif /* CONFIG_BACKLIGHT_CLASS_DEVICE */
	64
65	#endif /* __INTEL_PANEL_H__ */