1 /* SPDX-License-Identifier: MIT */
3 * Copyright © 2013-2021 Intel Corporation
6 #ifndef _VLV_SIDEBAND_H_
7 #define _VLV_SIDEBAND_H_
9 #include <linux/bitops.h>
10 #include <linux/types.h>
12 #include "vlv_sideband_reg.h"
15 struct drm_i915_private;
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);
31 static inline void vlv_bunit_get(struct drm_i915_private *i915)
33 vlv_iosf_sb_get(i915, BIT(VLV_IOSF_SB_BUNIT));
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);
39 static inline void vlv_bunit_put(struct drm_i915_private *i915)
41 vlv_iosf_sb_put(i915, BIT(VLV_IOSF_SB_BUNIT));
44 static inline void vlv_cck_get(struct drm_i915_private *i915)
46 vlv_iosf_sb_get(i915, BIT(VLV_IOSF_SB_CCK));
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);
52 static inline void vlv_cck_put(struct drm_i915_private *i915)
54 vlv_iosf_sb_put(i915, BIT(VLV_IOSF_SB_CCK));
57 static inline void vlv_ccu_get(struct drm_i915_private *i915)
59 vlv_iosf_sb_get(i915, BIT(VLV_IOSF_SB_CCU));
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);
65 static inline void vlv_ccu_put(struct drm_i915_private *i915)
67 vlv_iosf_sb_put(i915, BIT(VLV_IOSF_SB_CCU));
70 static inline void vlv_dpio_get(struct drm_i915_private *i915)
72 vlv_iosf_sb_get(i915, BIT(VLV_IOSF_SB_DPIO));
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);
79 static inline void vlv_dpio_put(struct drm_i915_private *i915)
81 vlv_iosf_sb_put(i915, BIT(VLV_IOSF_SB_DPIO));
84 static inline void vlv_flisdsi_get(struct drm_i915_private *i915)
86 vlv_iosf_sb_get(i915, BIT(VLV_IOSF_SB_FLISDSI));
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);
92 static inline void vlv_flisdsi_put(struct drm_i915_private *i915)
94 vlv_iosf_sb_put(i915, BIT(VLV_IOSF_SB_FLISDSI));
97 static inline void vlv_nc_get(struct drm_i915_private *i915)
99 vlv_iosf_sb_get(i915, BIT(VLV_IOSF_SB_NC));
102 u32 vlv_nc_read(struct drm_i915_private *i915, u8 addr);
104 static inline void vlv_nc_put(struct drm_i915_private *i915)
106 vlv_iosf_sb_put(i915, BIT(VLV_IOSF_SB_NC));
109 static inline void vlv_punit_get(struct drm_i915_private *i915)
111 vlv_iosf_sb_get(i915, BIT(VLV_IOSF_SB_PUNIT));
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);
117 static inline void vlv_punit_put(struct drm_i915_private *i915)
119 vlv_iosf_sb_put(i915, BIT(VLV_IOSF_SB_PUNIT));
122 #endif /* _VLV_SIDEBAND_H_ */