1 | /* SPDX-License-Identifier: MIT */ |
2 | /* |
3 | * Copyright © 2013-2021 Intel Corporation |
4 | */ |
5 | |
6 | #ifndef _VLV_SIDEBAND_H_ |
7 | #define _VLV_SIDEBAND_H_ |
8 | |
9 | #include <linux/bitops.h> |
10 | #include <linux/types.h> |
11 | |
12 | #include "vlv_sideband_reg.h" |
13 | |
14 | enum pipe; |
15 | struct drm_i915_private; |
16 | |
17 | enum { |
18 | VLV_IOSF_SB_BUNIT, |
19 | VLV_IOSF_SB_CCK, |
20 | VLV_IOSF_SB_CCU, |
21 | VLV_IOSF_SB_DPIO, |
22 | VLV_IOSF_SB_FLISDSI, |
23 | VLV_IOSF_SB_GPIO, |
24 | VLV_IOSF_SB_NC, |
25 | VLV_IOSF_SB_PUNIT, |
26 | }; |
27 | |
28 | void vlv_iosf_sb_get(struct drm_i915_private *i915, unsigned long ports); |
29 | u32 vlv_iosf_sb_read(struct drm_i915_private *i915, u8 port, u32 reg); |
30 | void vlv_iosf_sb_write(struct drm_i915_private *i915, |
31 | u8 port, u32 reg, u32 val); |
32 | void vlv_iosf_sb_put(struct drm_i915_private *i915, unsigned long ports); |
33 | |
34 | static inline void vlv_bunit_get(struct drm_i915_private *i915) |
35 | { |
36 | vlv_iosf_sb_get(i915, BIT(VLV_IOSF_SB_BUNIT)); |
37 | } |
38 | |
39 | u32 vlv_bunit_read(struct drm_i915_private *i915, u32 reg); |
40 | void vlv_bunit_write(struct drm_i915_private *i915, u32 reg, u32 val); |
41 | |
42 | static inline void vlv_bunit_put(struct drm_i915_private *i915) |
43 | { |
44 | vlv_iosf_sb_put(i915, BIT(VLV_IOSF_SB_BUNIT)); |
45 | } |
46 | |
47 | static inline void vlv_cck_get(struct drm_i915_private *i915) |
48 | { |
49 | vlv_iosf_sb_get(i915, BIT(VLV_IOSF_SB_CCK)); |
50 | } |
51 | |
52 | u32 vlv_cck_read(struct drm_i915_private *i915, u32 reg); |
53 | void vlv_cck_write(struct drm_i915_private *i915, u32 reg, u32 val); |
54 | |
55 | static inline void vlv_cck_put(struct drm_i915_private *i915) |
56 | { |
57 | vlv_iosf_sb_put(i915, BIT(VLV_IOSF_SB_CCK)); |
58 | } |
59 | |
60 | static inline void vlv_ccu_get(struct drm_i915_private *i915) |
61 | { |
62 | vlv_iosf_sb_get(i915, BIT(VLV_IOSF_SB_CCU)); |
63 | } |
64 | |
65 | u32 vlv_ccu_read(struct drm_i915_private *i915, u32 reg); |
66 | void vlv_ccu_write(struct drm_i915_private *i915, u32 reg, u32 val); |
67 | |
68 | static inline void vlv_ccu_put(struct drm_i915_private *i915) |
69 | { |
70 | vlv_iosf_sb_put(i915, BIT(VLV_IOSF_SB_CCU)); |
71 | } |
72 | |
73 | static inline void vlv_dpio_get(struct drm_i915_private *i915) |
74 | { |
75 | vlv_iosf_sb_get(i915, BIT(VLV_IOSF_SB_DPIO)); |
76 | } |
77 | |
78 | u32 vlv_dpio_read(struct drm_i915_private *i915, enum pipe pipe, int reg); |
79 | void vlv_dpio_write(struct drm_i915_private *i915, |
80 | enum pipe pipe, int reg, u32 val); |
81 | |
82 | static inline void vlv_dpio_put(struct drm_i915_private *i915) |
83 | { |
84 | vlv_iosf_sb_put(i915, BIT(VLV_IOSF_SB_DPIO)); |
85 | } |
86 | |
87 | static inline void vlv_flisdsi_get(struct drm_i915_private *i915) |
88 | { |
89 | vlv_iosf_sb_get(i915, BIT(VLV_IOSF_SB_FLISDSI)); |
90 | } |
91 | |
92 | u32 vlv_flisdsi_read(struct drm_i915_private *i915, u32 reg); |
93 | void vlv_flisdsi_write(struct drm_i915_private *i915, u32 reg, u32 val); |
94 | |
95 | static inline void vlv_flisdsi_put(struct drm_i915_private *i915) |
96 | { |
97 | vlv_iosf_sb_put(i915, BIT(VLV_IOSF_SB_FLISDSI)); |
98 | } |
99 | |
100 | static inline void vlv_nc_get(struct drm_i915_private *i915) |
101 | { |
102 | vlv_iosf_sb_get(i915, BIT(VLV_IOSF_SB_NC)); |
103 | } |
104 | |
105 | u32 vlv_nc_read(struct drm_i915_private *i915, u8 addr); |
106 | |
107 | static inline void vlv_nc_put(struct drm_i915_private *i915) |
108 | { |
109 | vlv_iosf_sb_put(i915, BIT(VLV_IOSF_SB_NC)); |
110 | } |
111 | |
112 | static inline void vlv_punit_get(struct drm_i915_private *i915) |
113 | { |
114 | vlv_iosf_sb_get(i915, BIT(VLV_IOSF_SB_PUNIT)); |
115 | } |
116 | |
117 | u32 vlv_punit_read(struct drm_i915_private *i915, u32 addr); |
118 | int vlv_punit_write(struct drm_i915_private *i915, u32 addr, u32 val); |
119 | |
120 | static inline void vlv_punit_put(struct drm_i915_private *i915) |
121 | { |
122 | vlv_iosf_sb_put(i915, BIT(VLV_IOSF_SB_PUNIT)); |
123 | } |
124 | |
125 | #endif /* _VLV_SIDEBAND_H_ */ |
126 | |