142 lines
3.9 KiB
C
142 lines
3.9 KiB
C
/* SPDX-License-Identifier: MIT */
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#ifndef _INTEL_SIDEBAND_H_
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#define _INTEL_SIDEBAND_H_
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#include <linux/bitops.h>
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#include <linux/types.h>
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struct drm_i915_private;
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enum pipe;
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enum intel_sbi_destination {
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SBI_ICLK,
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SBI_MPHY,
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};
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enum {
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VLV_IOSF_SB_BUNIT,
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VLV_IOSF_SB_CCK,
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VLV_IOSF_SB_CCU,
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VLV_IOSF_SB_DPIO,
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VLV_IOSF_SB_FLISDSI,
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VLV_IOSF_SB_GPIO,
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VLV_IOSF_SB_NC,
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VLV_IOSF_SB_PUNIT,
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};
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void vlv_iosf_sb_get(struct drm_i915_private *i915, unsigned long ports);
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u32 vlv_iosf_sb_read(struct drm_i915_private *i915, u8 port, u32 reg);
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void vlv_iosf_sb_write(struct drm_i915_private *i915,
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u8 port, u32 reg, u32 val);
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void vlv_iosf_sb_put(struct drm_i915_private *i915, unsigned long ports);
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static inline void vlv_bunit_get(struct drm_i915_private *i915)
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{
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vlv_iosf_sb_get(i915, BIT(VLV_IOSF_SB_BUNIT));
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}
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u32 vlv_bunit_read(struct drm_i915_private *i915, u32 reg);
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void vlv_bunit_write(struct drm_i915_private *i915, u32 reg, u32 val);
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static inline void vlv_bunit_put(struct drm_i915_private *i915)
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{
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vlv_iosf_sb_put(i915, BIT(VLV_IOSF_SB_BUNIT));
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}
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static inline void vlv_cck_get(struct drm_i915_private *i915)
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{
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vlv_iosf_sb_get(i915, BIT(VLV_IOSF_SB_CCK));
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}
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u32 vlv_cck_read(struct drm_i915_private *i915, u32 reg);
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void vlv_cck_write(struct drm_i915_private *i915, u32 reg, u32 val);
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static inline void vlv_cck_put(struct drm_i915_private *i915)
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{
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vlv_iosf_sb_put(i915, BIT(VLV_IOSF_SB_CCK));
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}
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static inline void vlv_ccu_get(struct drm_i915_private *i915)
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{
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vlv_iosf_sb_get(i915, BIT(VLV_IOSF_SB_CCU));
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}
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u32 vlv_ccu_read(struct drm_i915_private *i915, u32 reg);
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void vlv_ccu_write(struct drm_i915_private *i915, u32 reg, u32 val);
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static inline void vlv_ccu_put(struct drm_i915_private *i915)
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{
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vlv_iosf_sb_put(i915, BIT(VLV_IOSF_SB_CCU));
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}
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static inline void vlv_dpio_get(struct drm_i915_private *i915)
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{
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vlv_iosf_sb_get(i915, BIT(VLV_IOSF_SB_DPIO));
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}
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u32 vlv_dpio_read(struct drm_i915_private *i915, enum pipe pipe, int reg);
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void vlv_dpio_write(struct drm_i915_private *i915,
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enum pipe pipe, int reg, u32 val);
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static inline void vlv_dpio_put(struct drm_i915_private *i915)
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{
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vlv_iosf_sb_put(i915, BIT(VLV_IOSF_SB_DPIO));
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}
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static inline void vlv_flisdsi_get(struct drm_i915_private *i915)
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{
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vlv_iosf_sb_get(i915, BIT(VLV_IOSF_SB_FLISDSI));
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}
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u32 vlv_flisdsi_read(struct drm_i915_private *i915, u32 reg);
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void vlv_flisdsi_write(struct drm_i915_private *i915, u32 reg, u32 val);
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static inline void vlv_flisdsi_put(struct drm_i915_private *i915)
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{
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vlv_iosf_sb_put(i915, BIT(VLV_IOSF_SB_FLISDSI));
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}
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static inline void vlv_nc_get(struct drm_i915_private *i915)
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{
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vlv_iosf_sb_get(i915, BIT(VLV_IOSF_SB_NC));
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}
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u32 vlv_nc_read(struct drm_i915_private *i915, u8 addr);
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static inline void vlv_nc_put(struct drm_i915_private *i915)
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{
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vlv_iosf_sb_put(i915, BIT(VLV_IOSF_SB_NC));
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}
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static inline void vlv_punit_get(struct drm_i915_private *i915)
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{
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vlv_iosf_sb_get(i915, BIT(VLV_IOSF_SB_PUNIT));
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}
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u32 vlv_punit_read(struct drm_i915_private *i915, u32 addr);
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int vlv_punit_write(struct drm_i915_private *i915, u32 addr, u32 val);
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static inline void vlv_punit_put(struct drm_i915_private *i915)
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{
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vlv_iosf_sb_put(i915, BIT(VLV_IOSF_SB_PUNIT));
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}
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u32 intel_sbi_read(struct drm_i915_private *i915, u16 reg,
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enum intel_sbi_destination destination);
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void intel_sbi_write(struct drm_i915_private *i915, u16 reg, u32 value,
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enum intel_sbi_destination destination);
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int sandybridge_pcode_read(struct drm_i915_private *i915, u32 mbox,
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u32 *val, u32 *val1);
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int sandybridge_pcode_write_timeout(struct drm_i915_private *i915, u32 mbox,
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u32 val, int fast_timeout_us,
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int slow_timeout_ms);
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#define sandybridge_pcode_write(i915, mbox, val) \
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sandybridge_pcode_write_timeout(i915, mbox, val, 500, 0)
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int skl_pcode_request(struct drm_i915_private *i915, u32 mbox, u32 request,
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u32 reply_mask, u32 reply, int timeout_base_ms);
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#endif /* _INTEL_SIDEBAND_H */
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