1*4882a593Smuzhiyun /* SPDX-License-Identifier: MIT */
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun * Copyright © 2019 Intel Corporation
4*4882a593Smuzhiyun */
5*4882a593Smuzhiyun
6*4882a593Smuzhiyun #ifndef __INTEL_PANEL_H__
7*4882a593Smuzhiyun #define __INTEL_PANEL_H__
8*4882a593Smuzhiyun
9*4882a593Smuzhiyun #include <linux/types.h>
10*4882a593Smuzhiyun
11*4882a593Smuzhiyun #include "intel_display.h"
12*4882a593Smuzhiyun
13*4882a593Smuzhiyun struct drm_connector;
14*4882a593Smuzhiyun struct drm_connector_state;
15*4882a593Smuzhiyun struct drm_display_mode;
16*4882a593Smuzhiyun struct intel_connector;
17*4882a593Smuzhiyun struct intel_crtc;
18*4882a593Smuzhiyun struct intel_crtc_state;
19*4882a593Smuzhiyun struct intel_encoder;
20*4882a593Smuzhiyun struct intel_panel;
21*4882a593Smuzhiyun
22*4882a593Smuzhiyun int intel_panel_init(struct intel_panel *panel,
23*4882a593Smuzhiyun struct drm_display_mode *fixed_mode,
24*4882a593Smuzhiyun struct drm_display_mode *downclock_mode);
25*4882a593Smuzhiyun void intel_panel_fini(struct intel_panel *panel);
26*4882a593Smuzhiyun enum drm_connector_status
27*4882a593Smuzhiyun intel_panel_detect(struct drm_connector *connector, bool force);
28*4882a593Smuzhiyun void intel_fixed_panel_mode(const struct drm_display_mode *fixed_mode,
29*4882a593Smuzhiyun struct drm_display_mode *adjusted_mode);
30*4882a593Smuzhiyun int intel_pch_panel_fitting(struct intel_crtc_state *crtc_state,
31*4882a593Smuzhiyun const struct drm_connector_state *conn_state);
32*4882a593Smuzhiyun int intel_gmch_panel_fitting(struct intel_crtc_state *crtc_state,
33*4882a593Smuzhiyun const struct drm_connector_state *conn_state);
34*4882a593Smuzhiyun void intel_panel_set_backlight_acpi(const struct drm_connector_state *conn_state,
35*4882a593Smuzhiyun u32 level, u32 max);
36*4882a593Smuzhiyun int intel_panel_setup_backlight(struct drm_connector *connector,
37*4882a593Smuzhiyun enum pipe pipe);
38*4882a593Smuzhiyun void intel_panel_enable_backlight(const struct intel_crtc_state *crtc_state,
39*4882a593Smuzhiyun const struct drm_connector_state *conn_state);
40*4882a593Smuzhiyun void intel_panel_update_backlight(struct intel_atomic_state *state,
41*4882a593Smuzhiyun struct intel_encoder *encoder,
42*4882a593Smuzhiyun const struct intel_crtc_state *crtc_state,
43*4882a593Smuzhiyun const struct drm_connector_state *conn_state);
44*4882a593Smuzhiyun void intel_panel_disable_backlight(const struct drm_connector_state *old_conn_state);
45*4882a593Smuzhiyun struct drm_display_mode *
46*4882a593Smuzhiyun intel_panel_edid_downclock_mode(struct intel_connector *connector,
47*4882a593Smuzhiyun const struct drm_display_mode *fixed_mode);
48*4882a593Smuzhiyun struct drm_display_mode *
49*4882a593Smuzhiyun intel_panel_edid_fixed_mode(struct intel_connector *connector);
50*4882a593Smuzhiyun struct drm_display_mode *
51*4882a593Smuzhiyun intel_panel_vbt_fixed_mode(struct intel_connector *connector);
52*4882a593Smuzhiyun
53*4882a593Smuzhiyun #if IS_ENABLED(CONFIG_BACKLIGHT_CLASS_DEVICE)
54*4882a593Smuzhiyun int intel_backlight_device_register(struct intel_connector *connector);
55*4882a593Smuzhiyun void intel_backlight_device_unregister(struct intel_connector *connector);
56*4882a593Smuzhiyun #else /* CONFIG_BACKLIGHT_CLASS_DEVICE */
intel_backlight_device_register(struct intel_connector * connector)57*4882a593Smuzhiyun static inline int intel_backlight_device_register(struct intel_connector *connector)
58*4882a593Smuzhiyun {
59*4882a593Smuzhiyun return 0;
60*4882a593Smuzhiyun }
intel_backlight_device_unregister(struct intel_connector * connector)61*4882a593Smuzhiyun static inline void intel_backlight_device_unregister(struct intel_connector *connector)
62*4882a593Smuzhiyun {
63*4882a593Smuzhiyun }
64*4882a593Smuzhiyun #endif /* CONFIG_BACKLIGHT_CLASS_DEVICE */
65*4882a593Smuzhiyun
66*4882a593Smuzhiyun #endif /* __INTEL_PANEL_H__ */
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