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 dpio_phy; |
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 | void vlv_iosf_sb_put(struct drm_i915_private *i915, unsigned long ports); |
30 | |
31 | static inline void vlv_bunit_get(struct drm_i915_private *i915) |
32 | { |
33 | vlv_iosf_sb_get(i915, BIT(VLV_IOSF_SB_BUNIT)); |
34 | } |
35 | |
36 | u32 vlv_bunit_read(struct drm_i915_private *i915, u32 reg); |
37 | void vlv_bunit_write(struct drm_i915_private *i915, u32 reg, u32 val); |
38 | |
39 | static inline void vlv_bunit_put(struct drm_i915_private *i915) |
40 | { |
41 | vlv_iosf_sb_put(i915, BIT(VLV_IOSF_SB_BUNIT)); |
42 | } |
43 | |
44 | static inline void vlv_cck_get(struct drm_i915_private *i915) |
45 | { |
46 | vlv_iosf_sb_get(i915, BIT(VLV_IOSF_SB_CCK)); |
47 | } |
48 | |
49 | u32 vlv_cck_read(struct drm_i915_private *i915, u32 reg); |
50 | void vlv_cck_write(struct drm_i915_private *i915, u32 reg, u32 val); |
51 | |
52 | static inline void vlv_cck_put(struct drm_i915_private *i915) |
53 | { |
54 | vlv_iosf_sb_put(i915, BIT(VLV_IOSF_SB_CCK)); |
55 | } |
56 | |
57 | static inline void vlv_ccu_get(struct drm_i915_private *i915) |
58 | { |
59 | vlv_iosf_sb_get(i915, BIT(VLV_IOSF_SB_CCU)); |
60 | } |
61 | |
62 | u32 vlv_ccu_read(struct drm_i915_private *i915, u32 reg); |
63 | void vlv_ccu_write(struct drm_i915_private *i915, u32 reg, u32 val); |
64 | |
65 | static inline void vlv_ccu_put(struct drm_i915_private *i915) |
66 | { |
67 | vlv_iosf_sb_put(i915, BIT(VLV_IOSF_SB_CCU)); |
68 | } |
69 | |
70 | static inline void vlv_dpio_get(struct drm_i915_private *i915) |
71 | { |
72 | vlv_iosf_sb_get(i915, BIT(VLV_IOSF_SB_DPIO)); |
73 | } |
74 | |
75 | u32 vlv_dpio_read(struct drm_i915_private *i915, enum dpio_phy phy, int reg); |
76 | void vlv_dpio_write(struct drm_i915_private *i915, |
77 | enum dpio_phy phy, int reg, u32 val); |
78 | |
79 | static inline void vlv_dpio_put(struct drm_i915_private *i915) |
80 | { |
81 | vlv_iosf_sb_put(i915, BIT(VLV_IOSF_SB_DPIO)); |
82 | } |
83 | |
84 | static inline void vlv_flisdsi_get(struct drm_i915_private *i915) |
85 | { |
86 | vlv_iosf_sb_get(i915, BIT(VLV_IOSF_SB_FLISDSI)); |
87 | } |
88 | |
89 | u32 vlv_flisdsi_read(struct drm_i915_private *i915, u32 reg); |
90 | void vlv_flisdsi_write(struct drm_i915_private *i915, u32 reg, u32 val); |
91 | |
92 | static inline void vlv_flisdsi_put(struct drm_i915_private *i915) |
93 | { |
94 | vlv_iosf_sb_put(i915, BIT(VLV_IOSF_SB_FLISDSI)); |
95 | } |
96 | |
97 | static inline void vlv_nc_get(struct drm_i915_private *i915) |
98 | { |
99 | vlv_iosf_sb_get(i915, BIT(VLV_IOSF_SB_NC)); |
100 | } |
101 | |
102 | u32 vlv_nc_read(struct drm_i915_private *i915, u8 addr); |
103 | |
104 | static inline void vlv_nc_put(struct drm_i915_private *i915) |
105 | { |
106 | vlv_iosf_sb_put(i915, BIT(VLV_IOSF_SB_NC)); |
107 | } |
108 | |
109 | static inline void vlv_punit_get(struct drm_i915_private *i915) |
110 | { |
111 | vlv_iosf_sb_get(i915, BIT(VLV_IOSF_SB_PUNIT)); |
112 | } |
113 | |
114 | u32 vlv_punit_read(struct drm_i915_private *i915, u32 addr); |
115 | int vlv_punit_write(struct drm_i915_private *i915, u32 addr, u32 val); |
116 | |
117 | static inline void vlv_punit_put(struct drm_i915_private *i915) |
118 | { |
119 | vlv_iosf_sb_put(i915, BIT(VLV_IOSF_SB_PUNIT)); |
120 | } |
121 | |
122 | #endif /* _VLV_SIDEBAND_H_ */ |
123 | |