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kernel/linux-rt-4.4.41/drivers/nfc/mei_phy.h 1.18 KB
5113f6f70   김현기   kernel add
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  #ifndef __LOCAL_MEI_PHY_H_
  #define __LOCAL_MEI_PHY_H_
  
  #include <linux/mei_cl_bus.h>
  #include <net/nfc/hci.h>
  #include <linux/uuid.h>
  
  #define MEI_NFC_UUID UUID_LE(0x0bb17a78, 0x2a8e, 0x4c50, \
  		0x94, 0xd4, 0x50, 0x26, 0x67, 0x23, 0x77, 0x5c)
  #define MEI_NFC_HEADER_SIZE 10
  #define MEI_NFC_MAX_HCI_PAYLOAD 300
  
  /**
   * struct nfc_mei_phy
   *
   * @cldev: mei client device
   * @hdev:   nfc hci device
  
   * @send_wq: send completion wait queue
   * @fw_ivn: NFC Interface Version Number
   * @vendor_id: NFC manufacturer ID
   * @radio_type: NFC radio type
   * @reserved: reserved for alignment
   * @req_id:  message counter
   * @recv_req_id: reception message counter
   * @powered: the device is in powered state
   * @hard_fault: < 0 if hardware error occurred
   *    and prevents normal operation.
   */
  struct nfc_mei_phy {
  	struct mei_cl_device *cldev;
  	struct nfc_hci_dev *hdev;
  
  	wait_queue_head_t send_wq;
  	u8 fw_ivn;
  	u8 vendor_id;
  	u8 radio_type;
  	u8 reserved;
  
  	u16 req_id;
  	u16 recv_req_id;
  
  	int powered;
  	int hard_fault;
  };
  
  extern struct nfc_phy_ops mei_phy_ops;
  
  struct nfc_mei_phy *nfc_mei_phy_alloc(struct mei_cl_device *device);
  void nfc_mei_phy_free(struct nfc_mei_phy *phy);
  
  #endif /* __LOCAL_MEI_PHY_H_ */