1 /* SPDX-License-Identifier: MIT */
3 * Copyright © 2019 Intel Corporation
6 #ifndef __INTEL_PANEL_H__
7 #define __INTEL_PANEL_H__
9 #include <linux/types.h>
11 #include "intel_display.h"
14 struct drm_connector_state
;
15 struct drm_display_mode
;
16 struct intel_connector
;
18 struct intel_crtc_state
;
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 enum drm_connector_status
27 intel_panel_detect(struct drm_connector
*connector
, bool force
);
28 void intel_fixed_panel_mode(const struct drm_display_mode
*fixed_mode
,
29 struct drm_display_mode
*adjusted_mode
);
30 int intel_pch_panel_fitting(struct intel_crtc_state
*crtc_state
,
31 const struct drm_connector_state
*conn_state
);
32 int intel_gmch_panel_fitting(struct intel_crtc_state
*crtc_state
,
33 const struct drm_connector_state
*conn_state
);
34 void intel_panel_set_backlight_acpi(const struct drm_connector_state
*conn_state
,
36 int intel_panel_setup_backlight(struct drm_connector
*connector
,
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_atomic_state
*state
,
41 struct intel_encoder
*encoder
,
42 const struct intel_crtc_state
*crtc_state
,
43 const struct drm_connector_state
*conn_state
);
44 void intel_panel_disable_backlight(const struct drm_connector_state
*old_conn_state
);
45 struct drm_display_mode
*
46 intel_panel_edid_downclock_mode(struct intel_connector
*connector
,
47 const struct drm_display_mode
*fixed_mode
);
48 struct drm_display_mode
*
49 intel_panel_edid_fixed_mode(struct intel_connector
*connector
);
50 struct drm_display_mode
*
51 intel_panel_vbt_fixed_mode(struct intel_connector
*connector
);
53 #if IS_ENABLED(CONFIG_BACKLIGHT_CLASS_DEVICE)
54 int intel_backlight_device_register(struct intel_connector
*connector
);
55 void intel_backlight_device_unregister(struct intel_connector
*connector
);
56 #else /* CONFIG_BACKLIGHT_CLASS_DEVICE */
57 static inline int intel_backlight_device_register(struct intel_connector
*connector
)
61 static inline void intel_backlight_device_unregister(struct intel_connector
*connector
)
64 #endif /* CONFIG_BACKLIGHT_CLASS_DEVICE */
66 #endif /* __INTEL_PANEL_H__ */