LXR linux/drivers/nfc/mei

   1/* SPDX-License-Identifier: GPL-2.0 */
   2#ifndef __LOCAL_MEI_PHY_H_
   3#define __LOCAL_MEI_PHY_H_
   4
   5#include <linux/mei_cl_bus.h>
   6#include <net/nfc/hci.h>
   7#include <linux/uuid.h>
   8
   9#define MEI_NFC_UUID UUID_LE(0x0bb17a78, 0x2a8e, 0x4c50, \
  10                0x94, 0xd4, 0x50, 0x26, 0x67, 0x23, 0x77, 0x5c)
  11#define MEI_NFC_HEADER_SIZE 10
  12#define MEI_NFC_MAX_HCI_PAYLOAD 300
  13
  14/**
  15 * struct nfc_mei_phy
  16 *
  17 * @cldev: mei client device
  18 * @hdev:   nfc hci device
  19
  20 * @send_wq: send completion wait queue
  21 * @fw_ivn: NFC Interface Version Number
  22 * @vendor_id: NFC manufacturer ID
  23 * @radio_type: NFC radio type
  24 * @reserved: reserved for alignment
  25 * @req_id:  message counter
  26 * @recv_req_id: reception message counter
  27 * @powered: the device is in powered state
  28 * @hard_fault: < 0 if hardware error occurred
  29 *    and prevents normal operation.
  30 */
  31struct nfc_mei_phy {
  32        struct mei_cl_device *cldev;
  33        struct nfc_hci_dev *hdev;
  34
  35        wait_queue_head_t send_wq;
  36        u8 fw_ivn;
  37        u8 vendor_id;
  38        u8 radio_type;
  39        u8 reserved;
  40
  41        u16 req_id;
  42        u16 recv_req_id;
  43
  44        int powered;
  45        int hard_fault;
  46};
  47
  48extern struct nfc_phy_ops mei_phy_ops;
  49
  50struct nfc_mei_phy *nfc_mei_phy_alloc(struct mei_cl_device *device);
  51void nfc_mei_phy_free(struct nfc_mei_phy *phy);
  52
  53#endif /* __LOCAL_MEI_PHY_H_ */
  54