1/* SPDX-License-Identifier: MIT */
2/*
3 * Copyright �� 2021 Intel Corporation
4 */
5
6#ifndef _INTEL_PCH_DISPLAY_H_
7#define _INTEL_PCH_DISPLAY_H_
8
9#include <linux/types.h>
10
11enum pipe;
12struct drm_i915_private;
13struct intel_atomic_state;
14struct intel_crtc;
15struct intel_crtc_state;
16struct intel_link_m_n;
17
18#ifdef I915
19bool intel_has_pch_trancoder(struct drm_i915_private *i915,
20			     enum pipe pch_transcoder);
21enum pipe intel_crtc_pch_transcoder(struct intel_crtc *crtc);
22
23void ilk_pch_pre_enable(struct intel_atomic_state *state,
24			struct intel_crtc *crtc);
25void ilk_pch_enable(struct intel_atomic_state *state,
26		    struct intel_crtc *crtc);
27void ilk_pch_disable(struct intel_atomic_state *state,
28		     struct intel_crtc *crtc);
29void ilk_pch_post_disable(struct intel_atomic_state *state,
30			  struct intel_crtc *crtc);
31void ilk_pch_get_config(struct intel_crtc_state *crtc_state);
32
33void lpt_pch_enable(struct intel_atomic_state *state,
34		    struct intel_crtc *crtc);
35void lpt_pch_disable(struct intel_atomic_state *state,
36		     struct intel_crtc *crtc);
37void lpt_pch_get_config(struct intel_crtc_state *crtc_state);
38
39void intel_pch_transcoder_get_m1_n1(struct intel_crtc *crtc,
40				    struct intel_link_m_n *m_n);
41void intel_pch_transcoder_get_m2_n2(struct intel_crtc *crtc,
42				    struct intel_link_m_n *m_n);
43
44void intel_pch_sanitize(struct drm_i915_private *i915);
45#else
46static inline bool intel_has_pch_trancoder(struct drm_i915_private *i915,
47					   enum pipe pch_transcoder)
48{
49	return false;
50}
51static inline int intel_crtc_pch_transcoder(struct intel_crtc *crtc)
52{
53	return 0;
54}
55static inline void ilk_pch_pre_enable(struct intel_atomic_state *state,
56				      struct intel_crtc *crtc)
57{
58}
59static inline void ilk_pch_enable(struct intel_atomic_state *state,
60				  struct intel_crtc *crtc)
61{
62}
63static inline void ilk_pch_disable(struct intel_atomic_state *state,
64				   struct intel_crtc *crtc)
65{
66}
67static inline void ilk_pch_post_disable(struct intel_atomic_state *state,
68					struct intel_crtc *crtc)
69{
70}
71static inline void ilk_pch_get_config(struct intel_crtc_state *crtc_state)
72{
73}
74static inline void lpt_pch_enable(struct intel_atomic_state *state,
75				  struct intel_crtc *crtc)
76{
77}
78static inline void lpt_pch_disable(struct intel_atomic_state *state,
79				   struct intel_crtc *crtc)
80{
81}
82static inline void lpt_pch_get_config(struct intel_crtc_state *crtc_state)
83{
84}
85static inline void intel_pch_transcoder_get_m1_n1(struct intel_crtc *crtc,
86						  struct intel_link_m_n *m_n)
87{
88}
89static inline void intel_pch_transcoder_get_m2_n2(struct intel_crtc *crtc,
90						  struct intel_link_m_n *m_n)
91{
92}
93static inline void intel_pch_sanitize(struct drm_i915_private *i915)
94{
95}
96#endif
97
98#endif
99