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c6b5df0daf
The s3fwrn5_phy_ops structure is never modified, so declare it as const. Done with the help of Coccinelle. Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr> Acked-by: Robert Baldyga <r.baldyga@samsung.com> Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
99 lines
2.4 KiB
C
99 lines
2.4 KiB
C
/*
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* NCI based driver for Samsung S3FWRN5 NFC chip
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*
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* Copyright (C) 2015 Samsung Electrnoics
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* Robert Baldyga <r.baldyga@samsung.com>
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2 or later, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef __LOCAL_S3FWRN5_H_
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#define __LOCAL_S3FWRN5_H_
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#include <linux/nfc.h>
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#include <net/nfc/nci_core.h>
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#include "firmware.h"
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enum s3fwrn5_mode {
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S3FWRN5_MODE_COLD,
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S3FWRN5_MODE_NCI,
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S3FWRN5_MODE_FW,
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};
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struct s3fwrn5_phy_ops {
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void (*set_wake)(void *id, bool sleep);
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void (*set_mode)(void *id, enum s3fwrn5_mode);
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enum s3fwrn5_mode (*get_mode)(void *id);
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int (*write)(void *id, struct sk_buff *skb);
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};
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struct s3fwrn5_info {
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struct nci_dev *ndev;
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void *phy_id;
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struct device *pdev;
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const struct s3fwrn5_phy_ops *phy_ops;
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unsigned int max_payload;
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struct s3fwrn5_fw_info fw_info;
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struct mutex mutex;
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};
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static inline int s3fwrn5_set_mode(struct s3fwrn5_info *info,
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enum s3fwrn5_mode mode)
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{
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if (!info->phy_ops->set_mode)
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return -ENOTSUPP;
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info->phy_ops->set_mode(info->phy_id, mode);
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return 0;
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}
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static inline enum s3fwrn5_mode s3fwrn5_get_mode(struct s3fwrn5_info *info)
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{
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if (!info->phy_ops->get_mode)
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return -ENOTSUPP;
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return info->phy_ops->get_mode(info->phy_id);
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}
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static inline int s3fwrn5_set_wake(struct s3fwrn5_info *info, bool wake)
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{
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if (!info->phy_ops->set_wake)
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return -ENOTSUPP;
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info->phy_ops->set_wake(info->phy_id, wake);
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return 0;
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}
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static inline int s3fwrn5_write(struct s3fwrn5_info *info, struct sk_buff *skb)
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{
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if (!info->phy_ops->write)
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return -ENOTSUPP;
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return info->phy_ops->write(info->phy_id, skb);
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}
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int s3fwrn5_probe(struct nci_dev **ndev, void *phy_id, struct device *pdev,
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const struct s3fwrn5_phy_ops *phy_ops, unsigned int max_payload);
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void s3fwrn5_remove(struct nci_dev *ndev);
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int s3fwrn5_recv_frame(struct nci_dev *ndev, struct sk_buff *skb,
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enum s3fwrn5_mode mode);
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#endif /* __LOCAL_S3FWRN5_H_ */
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