mirror of
https://mirrors.bfsu.edu.cn/git/linux.git
synced 2024-11-30 07:34:12 +08:00
e76d795ecb
ENOTSUPP is not a SUSV4 error code, prefer EOPNOTSUPP. Reviewed-by: Krzysztof Kozlowski <krzk@kernel.org> Signed-off-by: Bongsu Jeon <bongsu.jeon@samsung.com> Link: https://lore.kernel.org/r/20201117081137epcms2p84b5dd8d84ca608f44b0bb722b48f50b1@epcms2p8 Signed-off-by: Jakub Kicinski <kuba@kernel.org>
88 lines
1.8 KiB
C
88 lines
1.8 KiB
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_H_
|
|
#define __LOCAL_S3FWRN5_H_
|
|
|
|
#include <linux/nfc.h>
|
|
|
|
#include <net/nfc/nci_core.h>
|
|
|
|
#include "firmware.h"
|
|
|
|
enum s3fwrn5_mode {
|
|
S3FWRN5_MODE_COLD,
|
|
S3FWRN5_MODE_NCI,
|
|
S3FWRN5_MODE_FW,
|
|
};
|
|
|
|
struct s3fwrn5_phy_ops {
|
|
void (*set_wake)(void *id, bool sleep);
|
|
void (*set_mode)(void *id, enum s3fwrn5_mode);
|
|
enum s3fwrn5_mode (*get_mode)(void *id);
|
|
int (*write)(void *id, struct sk_buff *skb);
|
|
};
|
|
|
|
struct s3fwrn5_info {
|
|
struct nci_dev *ndev;
|
|
void *phy_id;
|
|
struct device *pdev;
|
|
|
|
const struct s3fwrn5_phy_ops *phy_ops;
|
|
|
|
struct s3fwrn5_fw_info fw_info;
|
|
|
|
struct mutex mutex;
|
|
};
|
|
|
|
static inline int s3fwrn5_set_mode(struct s3fwrn5_info *info,
|
|
enum s3fwrn5_mode mode)
|
|
{
|
|
if (!info->phy_ops->set_mode)
|
|
return -EOPNOTSUPP;
|
|
|
|
info->phy_ops->set_mode(info->phy_id, mode);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static inline enum s3fwrn5_mode s3fwrn5_get_mode(struct s3fwrn5_info *info)
|
|
{
|
|
if (!info->phy_ops->get_mode)
|
|
return -EOPNOTSUPP;
|
|
|
|
return info->phy_ops->get_mode(info->phy_id);
|
|
}
|
|
|
|
static inline int s3fwrn5_set_wake(struct s3fwrn5_info *info, bool wake)
|
|
{
|
|
if (!info->phy_ops->set_wake)
|
|
return -EOPNOTSUPP;
|
|
|
|
info->phy_ops->set_wake(info->phy_id, wake);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static inline int s3fwrn5_write(struct s3fwrn5_info *info, struct sk_buff *skb)
|
|
{
|
|
if (!info->phy_ops->write)
|
|
return -EOPNOTSUPP;
|
|
|
|
return info->phy_ops->write(info->phy_id, skb);
|
|
}
|
|
|
|
int s3fwrn5_probe(struct nci_dev **ndev, void *phy_id, struct device *pdev,
|
|
const struct s3fwrn5_phy_ops *phy_ops);
|
|
void s3fwrn5_remove(struct nci_dev *ndev);
|
|
|
|
int s3fwrn5_recv_frame(struct nci_dev *ndev, struct sk_buff *skb,
|
|
enum s3fwrn5_mode mode);
|
|
|
|
#endif /* __LOCAL_S3FWRN5_H_ */
|