intel_psr.h source code [Linux/drivers/gpu/drm/i915/display/intel_psr.h]

1	/ SPDX-License-Identifier: MIT /
2	/*
3	* Copyright © 2019 Intel Corporation
4	*/
5
6	#ifndef __INTEL_PSR_H__
7	#define __INTEL_PSR_H__
8
9	#include <linux/types.h>
10
11	enum fb_op_origin;
12	struct drm_connector;
13	struct drm_connector_state;
14	struct intel_atomic_state;
15	struct intel_connector;
16	struct intel_crtc;
17	struct intel_crtc_state;
18	struct intel_display;
19	struct intel_dp;
20	struct intel_dsb;
21	struct intel_encoder;
22	struct intel_plane;
23	struct intel_plane_state;
24
25	#define CAN_PANEL_REPLAY(intel_dp) ((intel_dp)->psr.sink_panel_replay_support && \
26	(intel_dp)->psr.source_panel_replay_support)
27
28	bool intel_encoder_can_psr(struct intel_encoder *encoder);
29	bool intel_psr_needs_aux_io_power(struct intel_encoder *encoder,
30	const struct intel_crtc_state *crtc_state);
31	void intel_psr_init_dpcd(struct intel_dp *intel_dp);
32	void intel_psr_panel_replay_enable_sink(struct intel_dp *intel_dp);
33	void intel_psr_pre_plane_update(struct intel_atomic_state *state,
34	struct intel_crtc *crtc);
35	void intel_psr_post_plane_update(struct intel_atomic_state *state,
36	struct intel_crtc *crtc);
37	void intel_psr_disable(struct intel_dp *intel_dp,
38	const struct intel_crtc_state *old_crtc_state);
39	int intel_psr_debug_set(struct intel_dp *intel_dp, u64 value);
40	void intel_psr_invalidate(struct intel_display *display,
41	unsigned frontbuffer_bits,
42	enum fb_op_origin origin);
43	void intel_psr_flush(struct intel_display *display,
44	unsigned frontbuffer_bits,
45	enum fb_op_origin origin);
46	void intel_psr_init(struct intel_dp *intel_dp);
47	void intel_psr_compute_config(struct intel_dp *intel_dp,
48	struct intel_crtc_state *crtc_state,
49	struct drm_connector_state *conn_state);
50	void intel_psr_get_config(struct intel_encoder *encoder,
51	struct intel_crtc_state *pipe_config);
52	void intel_psr_irq_handler(struct intel_dp *intel_dp, u32 psr_iir);
53	void intel_psr_short_pulse(struct intel_dp *intel_dp);
54	void intel_psr_wait_for_idle_locked(const struct intel_crtc_state *new_crtc_state);
55	void intel_psr_wait_for_idle_dsb(struct intel_dsb *dsb,
56	const struct intel_crtc_state *new_crtc_state);
57	bool intel_psr_enabled(struct intel_dp *intel_dp);
58	int intel_psr2_sel_fetch_update(struct intel_atomic_state *state,
59	struct intel_crtc *crtc);
60	void intel_psr2_program_trans_man_trk_ctl(struct intel_dsb *dsb,
61	const struct intel_crtc_state *crtc_state);
62	void intel_psr2_panic_force_full_update(struct intel_display *display,
63	struct intel_crtc_state *crtc_state);
64	void intel_psr_pause(struct intel_dp *intel_dp);
65	void intel_psr_resume(struct intel_dp *intel_dp);
66	bool intel_psr_needs_vblank_notification(const struct intel_crtc_state *crtc_state);
67	void intel_psr_notify_pipe_change(struct intel_atomic_state *state,
68	struct intel_crtc *crtc, bool enable);
69	void intel_psr_notify_dc5_dc6(struct intel_display *display);
70	void intel_psr_dc5_dc6_wa_init(struct intel_display *display);
71	void intel_psr_notify_vblank_enable_disable(struct intel_display *display,
72	bool enable);
73	bool intel_psr_link_ok(struct intel_dp *intel_dp);
74
75	void intel_psr_lock(const struct intel_crtc_state *crtc_state);
76	void intel_psr_unlock(const struct intel_crtc_state *crtc_state);
77	void intel_psr_trigger_frame_change_event(struct intel_dsb *dsb,
78	struct intel_atomic_state *state,
79	struct intel_crtc *crtc);
80	int intel_psr_min_vblank_delay(const struct intel_crtc_state *crtc_state);
81	void intel_psr_connector_debugfs_add(struct intel_connector *connector);
82	void intel_psr_debugfs_register(struct intel_display *display);
83	bool intel_psr_needs_alpm(struct intel_dp intel_dp, const* struct intel_crtc_state *crtc_state);
84	bool intel_psr_needs_alpm_aux_less(struct intel_dp *intel_dp,
85	const struct intel_crtc_state *crtc_state);
86
87	#endif /* __INTEL_PSR_H__ */
88

Browse the source code of Linux/drivers/gpu/drm/i915/display/intel_psr.h