text: /* SPDX-License-Identifier: GPL-2.0-or-later */
  /*
   *
   *  Bluetooth support for Intel devices
   *
   *  Copyright (C) 2015  Intel Corporation
   */
  
  /* List of tlv type */
  enum {
  	INTEL_TLV_CNVI_TOP = 0x10,
  	INTEL_TLV_CNVR_TOP,
  	INTEL_TLV_CNVI_BT,
  	INTEL_TLV_CNVR_BT,
  	INTEL_TLV_CNVI_OTP,
  	INTEL_TLV_CNVR_OTP,
  	INTEL_TLV_DEV_REV_ID,
  	INTEL_TLV_USB_VENDOR_ID,
  	INTEL_TLV_USB_PRODUCT_ID,
  	INTEL_TLV_PCIE_VENDOR_ID,
  	INTEL_TLV_PCIE_DEVICE_ID,
  	INTEL_TLV_PCIE_SUBSYSTEM_ID,
  	INTEL_TLV_IMAGE_TYPE,
  	INTEL_TLV_TIME_STAMP,
  	INTEL_TLV_BUILD_TYPE,
  	INTEL_TLV_BUILD_NUM,
  	INTEL_TLV_FW_BUILD_PRODUCT,
  	INTEL_TLV_FW_BUILD_HW,
  	INTEL_TLV_FW_STEP,
  	INTEL_TLV_BT_SPEC,
  	INTEL_TLV_MFG_NAME,
  	INTEL_TLV_HCI_REV,
  	INTEL_TLV_LMP_SUBVER,
  	INTEL_TLV_OTP_PATCH_VER,
  	INTEL_TLV_SECURE_BOOT,
  	INTEL_TLV_KEY_FROM_HDR,
  	INTEL_TLV_OTP_LOCK,
  	INTEL_TLV_API_LOCK,
  	INTEL_TLV_DEBUG_LOCK,
  	INTEL_TLV_MIN_FW,
  	INTEL_TLV_LIMITED_CCE,
  	INTEL_TLV_SBE_TYPE,
  	INTEL_TLV_OTP_BDADDR,
  	INTEL_TLV_UNLOCKED_STATE
  };
  
  struct intel_tlv {
  	u8 type;
  	u8 len;
  	u8 val[];
  } __packed;
  
  struct intel_version_tlv {
  	u32	cnvi_top;
  	u32	cnvr_top;
  	u32	cnvi_bt;
  	u32	cnvr_bt;
  	u16	dev_rev_id;
  	u8	img_type;
  	u16	timestamp;
  	u8	build_type;
  	u32	build_num;
  	u8	secure_boot;
  	u8	otp_lock;
  	u8	api_lock;
  	u8	debug_lock;
  	u8	min_fw_build_nn;
  	u8	min_fw_build_cw;
  	u8	min_fw_build_yy;
  	u8	limited_cce;
  	u8	sbe_type;
  	bdaddr_t otp_bd_addr;
  };
  
  struct intel_version {
  	u8 status;
  	u8 hw_platform;
  	u8 hw_variant;
  	u8 hw_revision;
  	u8 fw_variant;
  	u8 fw_revision;
  	u8 fw_build_num;
  	u8 fw_build_ww;
  	u8 fw_build_yy;
  	u8 fw_patch_num;
  } __packed;
  
  struct intel_boot_params {
  	__u8     status;
  	__u8     otp_format;
  	__u8     otp_content;
  	__u8     otp_patch;
  	__le16   dev_revid;
  	__u8     secure_boot;
  	__u8     key_from_hdr;
  	__u8     key_type;
  	__u8     otp_lock;
  	__u8     api_lock;
  	__u8     debug_lock;
  	bdaddr_t otp_bdaddr;
  	__u8     min_fw_build_nn;
  	__u8     min_fw_build_cw;
  	__u8     min_fw_build_yy;
  	__u8     limited_cce;
  	__u8     unlocked_state;
  } __packed;
  
  struct intel_bootup {
  	__u8     zero;
  	__u8     num_cmds;
  	__u8     source;
  	__u8     reset_type;
  	__u8     reset_reason;
  	__u8     ddc_status;
  } __packed;
  
  struct intel_secure_send_result {
  	__u8     result;
  	__le16   opcode;
  	__u8     status;
  } __packed;
  
  struct intel_reset {
  	__u8     reset_type;
  	__u8     patch_enable;
  	__u8     ddc_reload;
  	__u8     boot_option;
  	__le32   boot_param;
  } __packed;
  
  struct intel_debug_features {
  	__u8    page1[16];
  } __packed;
  
  #define INTEL_HW_PLATFORM(cnvx_bt)	((u8)(((cnvx_bt) & 0x0000ff00) >> 8))
  #define INTEL_HW_VARIANT(cnvx_bt)	((u8)(((cnvx_bt) & 0x003f0000) >> 16))
  #define INTEL_CNVX_TOP_TYPE(cnvx_top)	((cnvx_top) & 0x00000fff)
  #define INTEL_CNVX_TOP_STEP(cnvx_top)	(((cnvx_top) & 0x0f000000) >> 24)
  #define INTEL_CNVX_TOP_PACK_SWAB(t, s)	__swab16(((__u16)(((t) << 4) | (s))))
  
  #if IS_ENABLED(CONFIG_BT_INTEL)
  
  int btintel_check_bdaddr(struct hci_dev *hdev);
  int btintel_enter_mfg(struct hci_dev *hdev);
  int btintel_exit_mfg(struct hci_dev *hdev, bool reset, bool patched);
  int btintel_set_bdaddr(struct hci_dev *hdev, const bdaddr_t *bdaddr);
  int btintel_set_diag(struct hci_dev *hdev, bool enable);
  int btintel_set_diag_mfg(struct hci_dev *hdev, bool enable);
  void btintel_hw_error(struct hci_dev *hdev, u8 code);
  
  int btintel_version_info(struct hci_dev *hdev, struct intel_version *ver);
  int btintel_version_info_tlv(struct hci_dev *hdev, struct intel_version_tlv *version);
  int btintel_secure_send(struct hci_dev *hdev, u8 fragment_type, u32 plen,
  			const void *param);
  int btintel_load_ddc_config(struct hci_dev *hdev, const char *ddc_name);
  int btintel_set_event_mask(struct hci_dev *hdev, bool debug);
  int btintel_set_event_mask_mfg(struct hci_dev *hdev, bool debug);
  int btintel_read_version(struct hci_dev *hdev, struct intel_version *ver);
  int btintel_read_version_tlv(struct hci_dev *hdev, struct intel_version_tlv *ver);
  
  struct regmap *btintel_regmap_init(struct hci_dev *hdev, u16 opcode_read,
  				   u16 opcode_write);
  int btintel_send_intel_reset(struct hci_dev *hdev, u32 boot_param);
  int btintel_read_boot_params(struct hci_dev *hdev,
  			     struct intel_boot_params *params);
  int btintel_download_firmware(struct hci_dev *dev, struct intel_version *ver,
  			      const struct firmware *fw, u32 *boot_param);
  int btintel_download_firmware_newgen(struct hci_dev *hdev,
  				     struct intel_version_tlv *ver,
  				     const struct firmware *fw,
  				     u32 *boot_param, u8 hw_variant,
  				     u8 sbe_type);
  void btintel_reset_to_bootloader(struct hci_dev *hdev);
  int btintel_read_debug_features(struct hci_dev *hdev,
  				struct intel_debug_features *features);
  int btintel_set_debug_features(struct hci_dev *hdev,
  			       const struct intel_debug_features *features);
  #else
  
  static inline int btintel_check_bdaddr(struct hci_dev *hdev)
  {
  	return -EOPNOTSUPP;
  }
  
  static inline int btintel_enter_mfg(struct hci_dev *hdev)
  {
  	return -EOPNOTSUPP;
  }
  
  static inline int btintel_exit_mfg(struct hci_dev *hdev, bool reset, bool patched)
  {
  	return -EOPNOTSUPP;
  }
  
  static inline int btintel_set_bdaddr(struct hci_dev *hdev, const bdaddr_t *bdaddr)
  {
  	return -EOPNOTSUPP;
  }
  
  static inline int btintel_set_diag(struct hci_dev *hdev, bool enable)
  {
  	return -EOPNOTSUPP;
  }
  
  static inline int btintel_set_diag_mfg(struct hci_dev *hdev, bool enable)
  {
  	return -EOPNOTSUPP;
  }
  
  static inline void btintel_hw_error(struct hci_dev *hdev, u8 code)
  {
  }
  
  static inline int btintel_version_info(struct hci_dev *hdev,
  				       struct intel_version *ver)
  {
  	return -EOPNOTSUPP;
  }
  
  static inline int btintel_version_info_tlv(struct hci_dev *hdev,
  					   struct intel_version_tlv *version)
  {
  	return -EOPNOTSUPP;
  }
  
  static inline int btintel_secure_send(struct hci_dev *hdev, u8 fragment_type,
  				      u32 plen, const void *param)
  {
  	return -EOPNOTSUPP;
  }
  
  static inline int btintel_load_ddc_config(struct hci_dev *hdev,
  					  const char *ddc_name)
  {
  	return -EOPNOTSUPP;
  }
  
  static inline int btintel_set_event_mask(struct hci_dev *hdev, bool debug)
  {
  	return -EOPNOTSUPP;
  }
  
  static inline int btintel_set_event_mask_mfg(struct hci_dev *hdev, bool debug)
  {
  	return -EOPNOTSUPP;
  }
  
  static inline int btintel_read_version(struct hci_dev *hdev,
  				       struct intel_version *ver)
  {
  	return -EOPNOTSUPP;
  }
  
  static inline int btintel_read_version_tlv(struct hci_dev *hdev,
  					   struct intel_version_tlv *ver)
  {
  	return -EOPNOTSUPP;
  }
  
  static inline struct regmap *btintel_regmap_init(struct hci_dev *hdev,
  						 u16 opcode_read,
  						 u16 opcode_write)
  {
  	return ERR_PTR(-EINVAL);
  }
  
  static inline int btintel_send_intel_reset(struct hci_dev *hdev,
  					   u32 reset_param)
  {
  	return -EOPNOTSUPP;
  }
  
  static inline int btintel_read_boot_params(struct hci_dev *hdev,
  					   struct intel_boot_params *params)
  {
  	return -EOPNOTSUPP;
  }
  
  static inline int btintel_download_firmware(struct hci_dev *dev,
  					    const struct firmware *fw,
  					    u32 *boot_param)
  {
  	return -EOPNOTSUPP;
  }
  
  static inline int btintel_download_firmware_newgen(struct hci_dev *hdev,
  						   const struct firmware *fw,
  						   u32 *boot_param,
  						   u8 hw_variant, u8 sbe_type)
  {
  	return -EOPNOTSUPP;
  }
  
  static inline void btintel_reset_to_bootloader(struct hci_dev *hdev)
  {
  }
  
  static inline int btintel_read_debug_features(struct hci_dev *hdev,
  					      struct intel_debug_features *features)
  {
  	return -EOPNOTSUPP;
  }
  
  static inline int btintel_set_debug_features(struct hci_dev *hdev,
  					     const struct intel_debug_features *features)
  {
  	return -EOPNOTSUPP;
  }
  
  #endif
  