linux/drivers/nfc/s3fwrn5/nci.h
Krzysztof Kozlowski cb8caa3c6c nfc: constify nci_driver_ops (prop_ops and core_ops)
Neither the core nor the drivers modify the passed pointer to struct
nci_driver_ops (consisting of function pointers), so make it a pointer
to const for correctness and safety.

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2021-07-25 09:21:21 +01:00

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C

/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* NCI based driver for Samsung S3FWRN5 NFC chip
*
* Copyright (C) 2015 Samsung Electrnoics
* Robert Baldyga <r.baldyga@samsung.com>
*/
#ifndef __LOCAL_S3FWRN5_NCI_H_
#define __LOCAL_S3FWRN5_NCI_H_
#include "s3fwrn5.h"
#define NCI_PROP_SET_RFREG 0x22
struct nci_prop_set_rfreg_cmd {
__u8 index;
__u8 data[252];
};
struct nci_prop_set_rfreg_rsp {
__u8 status;
};
#define NCI_PROP_START_RFREG 0x26
struct nci_prop_start_rfreg_rsp {
__u8 status;
};
#define NCI_PROP_STOP_RFREG 0x27
struct nci_prop_stop_rfreg_cmd {
__u16 checksum;
};
struct nci_prop_stop_rfreg_rsp {
__u8 status;
};
#define NCI_PROP_FW_CFG 0x28
struct nci_prop_fw_cfg_cmd {
__u8 clk_type;
__u8 clk_speed;
__u8 clk_req;
};
struct nci_prop_fw_cfg_rsp {
__u8 status;
};
extern const struct nci_driver_ops s3fwrn5_nci_prop_ops[4];
int s3fwrn5_nci_rf_configure(struct s3fwrn5_info *info, const char *fw_name);
#endif /* __LOCAL_S3FWRN5_NCI_H_ */