cregit-Linux how code gets into the kernel

Release 4.11 drivers/nfc/s3fwrn5/firmware.h

/*
 * NCI based driver for Samsung S3FWRN5 NFC chip
 *
 * Copyright (C) 2015 Samsung Electrnoics
 * Robert Baldyga <r.baldyga@samsung.com>
 *
 * This program is free software; you can redistribute it and/or modify it
 * under the terms and conditions of the GNU General Public License,
 * version 2 or later, as published by the Free Software Foundation.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, see <http://www.gnu.org/licenses/>.
 */

#ifndef __LOCAL_S3FWRN5_FIRMWARE_H_

#define __LOCAL_S3FWRN5_FIRMWARE_H_

/* FW Message Types */

#define S3FWRN5_FW_MSG_CMD			0x00

#define S3FWRN5_FW_MSG_RSP			0x01

#define S3FWRN5_FW_MSG_DATA			0x02

/* FW Return Codes */

#define S3FWRN5_FW_RET_SUCCESS			0x00

#define S3FWRN5_FW_RET_MESSAGE_TYPE_INVALID	0x01

#define S3FWRN5_FW_RET_COMMAND_INVALID		0x02

#define S3FWRN5_FW_RET_PAGE_DATA_OVERFLOW	0x03

#define S3FWRN5_FW_RET_SECT_DATA_OVERFLOW	0x04

#define S3FWRN5_FW_RET_AUTHENTICATION_FAIL	0x05

#define S3FWRN5_FW_RET_FLASH_OPERATION_FAIL	0x06

#define S3FWRN5_FW_RET_ADDRESS_OUT_OF_RANGE	0x07

#define S3FWRN5_FW_RET_PARAMETER_INVALID	0x08

/* ---- FW Packet structures ---- */

#define S3FWRN5_FW_HDR_SIZE 4


struct s3fwrn5_fw_header {
	
__u8 type;
	
__u8 code;
	
__u16 len;
};


#define S3FWRN5_FW_CMD_RESET			0x00


#define S3FWRN5_FW_CMD_GET_BOOTINFO		0x01


struct s3fwrn5_fw_cmd_get_bootinfo_rsp {
	
__u8 hw_version[4];
	
__u16 sector_size;
	
__u16 page_size;
	
__u16 frame_max_size;
	
__u16 hw_buffer_size;
};


#define S3FWRN5_FW_CMD_ENTER_UPDATE_MODE	0x02


struct s3fwrn5_fw_cmd_enter_updatemode {
	
__u16 hashcode_size;
	
__u16 signature_size;
};


#define S3FWRN5_FW_CMD_UPDATE_SECTOR		0x04


struct s3fwrn5_fw_cmd_update_sector {
	
__u32 base_address;
};


#define S3FWRN5_FW_CMD_COMPLETE_UPDATE_MODE	0x05


struct s3fwrn5_fw_image {
	
const struct firmware *fw;

	
char date[13];
	
u32 version;
	
const void *sig;
	
u32 sig_size;
	
const void *image;
	
u32 image_sectors;
	
const void *custom_sig;
	
u32 custom_sig_size;
};


struct s3fwrn5_fw_info {
	
struct nci_dev *ndev;
	
struct s3fwrn5_fw_image fw;
	
char fw_name[NFC_FIRMWARE_NAME_MAXSIZE + 1];

	
const void *sig;
	
u32 sig_size;
	
u32 sector_size;
	
u32 base_addr;

	
struct completion completion;
	
struct sk_buff *rsp;
	
char parity;
};

void s3fwrn5_fw_init(struct s3fwrn5_fw_info *fw_info, const char *fw_name);
int s3fwrn5_fw_setup(struct s3fwrn5_fw_info *fw_info);
bool s3fwrn5_fw_check_version(struct s3fwrn5_fw_info *fw_info, u32 version);
int s3fwrn5_fw_download(struct s3fwrn5_fw_info *fw_info);
void s3fwrn5_fw_cleanup(struct s3fwrn5_fw_info *fw_info);

int s3fwrn5_fw_recv_frame(struct nci_dev *ndev, struct sk_buff *skb);

#endif /* __LOCAL_S3FWRN5_FIRMWARE_H_ */

Overall Contributors

PersonTokensPropCommitsCommitProp
Robert Baldyga300100.00%1100.00%
Total300100.00%1100.00%
Information contained on this website is for historical information purposes only and does not indicate or represent copyright ownership.
Created with cregit.