linux_dsm_epyc7002/drivers/nfc/mei_phy.h
Tomas Winkler be9b720a0c NFC: mei_phy: move all nfc logic from mei driver to nfc
move nfc logic to mei_phy module, we prefer as much as
possible not to deal with a particualr client protocol
in the mei generic infrasutcutre

Cc: Samuel Ortiz <sameo@linux.intel.com>
Signed-off-by: Tomas Winkler <tomas.winkler@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-05-24 11:15:54 -07:00

53 lines
1.2 KiB
C

#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
*
* @device: mei 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 *device;
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_ */