vlv_sideband.h

  1/* SPDX-License-Identifier: MIT */
  2/* Copyright © 2025 Intel Corporation */
  3
  4#ifndef _VLV_SIDEBAND_H_
  5#define _VLV_SIDEBAND_H_
  6
  7#include <linux/bitops.h>
  8#include <linux/types.h>
  9
 10#include "vlv_iosf_sb.h"
 11#include "vlv_iosf_sb_reg.h"
 12
 13enum dpio_phy;
 14struct drm_device;
 15
 16static inline void vlv_bunit_get(struct drm_device *drm)
 17{
 18	vlv_iosf_sb_get(drm, BIT(VLV_IOSF_SB_BUNIT));
 19}
 20
 21static inline u32 vlv_bunit_read(struct drm_device *drm, u32 reg)
 22{
 23	return vlv_iosf_sb_read(drm, VLV_IOSF_SB_BUNIT, reg);
 24}
 25
 26static inline void vlv_bunit_write(struct drm_device *drm, u32 reg, u32 val)
 27{
 28	vlv_iosf_sb_write(drm, VLV_IOSF_SB_BUNIT, reg, val);
 29}
 30
 31static inline void vlv_bunit_put(struct drm_device *drm)
 32{
 33	vlv_iosf_sb_put(drm, BIT(VLV_IOSF_SB_BUNIT));
 34}
 35
 36static inline void vlv_cck_get(struct drm_device *drm)
 37{
 38	vlv_iosf_sb_get(drm, BIT(VLV_IOSF_SB_CCK));
 39}
 40
 41static inline u32 vlv_cck_read(struct drm_device *drm, u32 reg)
 42{
 43	return vlv_iosf_sb_read(drm, VLV_IOSF_SB_CCK, reg);
 44}
 45
 46static inline void vlv_cck_write(struct drm_device *drm, u32 reg, u32 val)
 47{
 48	vlv_iosf_sb_write(drm, VLV_IOSF_SB_CCK, reg, val);
 49}
 50
 51static inline void vlv_cck_put(struct drm_device *drm)
 52{
 53	vlv_iosf_sb_put(drm, BIT(VLV_IOSF_SB_CCK));
 54}
 55
 56static inline void vlv_ccu_get(struct drm_device *drm)
 57{
 58	vlv_iosf_sb_get(drm, BIT(VLV_IOSF_SB_CCU));
 59}
 60
 61static inline u32 vlv_ccu_read(struct drm_device *drm, u32 reg)
 62{
 63	return vlv_iosf_sb_read(drm, VLV_IOSF_SB_CCU, reg);
 64}
 65
 66static inline void vlv_ccu_write(struct drm_device *drm, u32 reg, u32 val)
 67{
 68	vlv_iosf_sb_write(drm, VLV_IOSF_SB_CCU, reg, val);
 69}
 70
 71static inline void vlv_ccu_put(struct drm_device *drm)
 72{
 73	vlv_iosf_sb_put(drm, BIT(VLV_IOSF_SB_CCU));
 74}
 75
 76static inline void vlv_dpio_get(struct drm_device *drm)
 77{
 78	vlv_iosf_sb_get(drm, BIT(VLV_IOSF_SB_DPIO) | BIT(VLV_IOSF_SB_DPIO_2));
 79}
 80
 81#ifdef I915
 82u32 vlv_dpio_read(struct drm_device *drm, enum dpio_phy phy, int reg);
 83void vlv_dpio_write(struct drm_device *drm,
 84		    enum dpio_phy phy, int reg, u32 val);
 85#else
 86static inline u32 vlv_dpio_read(struct drm_device *drm, int phy, int reg)
 87{
 88	return 0;
 89}
 90static inline void vlv_dpio_write(struct drm_device *drm,
 91				  int phy, int reg, u32 val)
 92{
 93}
 94#endif
 95
 96static inline void vlv_dpio_put(struct drm_device *drm)
 97{
 98	vlv_iosf_sb_put(drm, BIT(VLV_IOSF_SB_DPIO) | BIT(VLV_IOSF_SB_DPIO_2));
 99}
100
101static inline void vlv_flisdsi_get(struct drm_device *drm)
102{
103	vlv_iosf_sb_get(drm, BIT(VLV_IOSF_SB_FLISDSI));
104}
105
106static inline u32 vlv_flisdsi_read(struct drm_device *drm, u32 reg)
107{
108	return vlv_iosf_sb_read(drm, VLV_IOSF_SB_FLISDSI, reg);
109}
110
111static inline void vlv_flisdsi_write(struct drm_device *drm, u32 reg, u32 val)
112{
113	vlv_iosf_sb_write(drm, VLV_IOSF_SB_FLISDSI, reg, val);
114}
115
116static inline void vlv_flisdsi_put(struct drm_device *drm)
117{
118	vlv_iosf_sb_put(drm, BIT(VLV_IOSF_SB_FLISDSI));
119}
120
121static inline void vlv_nc_get(struct drm_device *drm)
122{
123	vlv_iosf_sb_get(drm, BIT(VLV_IOSF_SB_NC));
124}
125
126static inline u32 vlv_nc_read(struct drm_device *drm, u8 addr)
127{
128	return vlv_iosf_sb_read(drm, VLV_IOSF_SB_NC, addr);
129}
130
131static inline void vlv_nc_put(struct drm_device *drm)
132{
133	vlv_iosf_sb_put(drm, BIT(VLV_IOSF_SB_NC));
134}
135
136static inline void vlv_punit_get(struct drm_device *drm)
137{
138	vlv_iosf_sb_get(drm, BIT(VLV_IOSF_SB_PUNIT));
139}
140
141static inline u32 vlv_punit_read(struct drm_device *drm, u32 addr)
142{
143	return vlv_iosf_sb_read(drm, VLV_IOSF_SB_PUNIT, addr);
144}
145
146static inline int vlv_punit_write(struct drm_device *drm, u32 addr, u32 val)
147{
148	return vlv_iosf_sb_write(drm, VLV_IOSF_SB_PUNIT, addr, val);
149}
150
151static inline void vlv_punit_put(struct drm_device *drm)
152{
153	vlv_iosf_sb_put(drm, BIT(VLV_IOSF_SB_PUNIT));
154}
155
156#endif /* _VLV_SIDEBAND_H_ */