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Eric Lapuyade4912e2f2013-04-15 11:19:20 +02001#ifndef __LOCAL_MEI_PHY_H_
2#define __LOCAL_MEI_PHY_H_
3
4#include <linux/mei_cl_bus.h>
5#include <net/nfc/hci.h>
Tomas Winklerc93b76b2015-05-07 15:54:02 +03006#include <linux/uuid.h>
Eric Lapuyade4912e2f2013-04-15 11:19:20 +02007
Greg Kroah-Hartmanb144ce22015-05-27 17:17:27 -07008#define MEI_NFC_UUID UUID_LE(0x0bb17a78, 0x2a8e, 0x4c50, \
Tomas Winklerc93b76b2015-05-07 15:54:02 +03009 0x94, 0xd4, 0x50, 0x26, 0x67, 0x23, 0x77, 0x5c)
Eric Lapuyade4912e2f2013-04-15 11:19:20 +020010#define MEI_NFC_HEADER_SIZE 10
11#define MEI_NFC_MAX_HCI_PAYLOAD 300
12
Tomas Winklerbe9b7202015-05-07 15:54:04 +030013/**
14 * struct nfc_mei_phy
15 *
16 * @device: mei device
17 * @hdev: nfc hci device
18
19 * @send_wq: send completion wait queue
20 * @fw_ivn: NFC Interface Version Number
21 * @vendor_id: NFC manufacturer ID
22 * @radio_type: NFC radio type
23 * @reserved: reserved for alignment
24 * @req_id: message counter
25 * @recv_req_id: reception message counter
26 * @powered: the device is in powered state
27 * @hard_fault: < 0 if hardware error occurred
28 * and prevents normal operation.
29 */
Eric Lapuyade4912e2f2013-04-15 11:19:20 +020030struct nfc_mei_phy {
31 struct mei_cl_device *device;
32 struct nfc_hci_dev *hdev;
33
Tomas Winklerbe9b7202015-05-07 15:54:04 +030034 wait_queue_head_t send_wq;
35 u8 fw_ivn;
36 u8 vendor_id;
37 u8 radio_type;
38 u8 reserved;
Eric Lapuyade4912e2f2013-04-15 11:19:20 +020039
Tomas Winklerbe9b7202015-05-07 15:54:04 +030040 u16 req_id;
41 u16 recv_req_id;
42
43 int powered;
44 int hard_fault;
Eric Lapuyade4912e2f2013-04-15 11:19:20 +020045};
46
47extern struct nfc_phy_ops mei_phy_ops;
48
Eric Lapuyade4912e2f2013-04-15 11:19:20 +020049struct nfc_mei_phy *nfc_mei_phy_alloc(struct mei_cl_device *device);
50void nfc_mei_phy_free(struct nfc_mei_phy *phy);
51
52#endif /* __LOCAL_MEI_PHY_H_ */