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9dd0abd2 | 1 | /* SPDX-License-Identifier: GPL-2.0-or-later */ |
c04c674f RB |
2 | /* |
3 | * NCI based driver for Samsung S3FWRN5 NFC chip | |
4 | * | |
5 | * Copyright (C) 2015 Samsung Electrnoics | |
6 | * Robert Baldyga <r.baldyga@samsung.com> | |
c04c674f RB |
7 | */ |
8 | ||
9 | #ifndef __LOCAL_S3FWRN5_FIRMWARE_H_ | |
10 | #define __LOCAL_S3FWRN5_FIRMWARE_H_ | |
11 | ||
12 | /* FW Message Types */ | |
13 | #define S3FWRN5_FW_MSG_CMD 0x00 | |
14 | #define S3FWRN5_FW_MSG_RSP 0x01 | |
15 | #define S3FWRN5_FW_MSG_DATA 0x02 | |
16 | ||
17 | /* FW Return Codes */ | |
18 | #define S3FWRN5_FW_RET_SUCCESS 0x00 | |
19 | #define S3FWRN5_FW_RET_MESSAGE_TYPE_INVALID 0x01 | |
20 | #define S3FWRN5_FW_RET_COMMAND_INVALID 0x02 | |
21 | #define S3FWRN5_FW_RET_PAGE_DATA_OVERFLOW 0x03 | |
22 | #define S3FWRN5_FW_RET_SECT_DATA_OVERFLOW 0x04 | |
23 | #define S3FWRN5_FW_RET_AUTHENTICATION_FAIL 0x05 | |
24 | #define S3FWRN5_FW_RET_FLASH_OPERATION_FAIL 0x06 | |
25 | #define S3FWRN5_FW_RET_ADDRESS_OUT_OF_RANGE 0x07 | |
26 | #define S3FWRN5_FW_RET_PARAMETER_INVALID 0x08 | |
27 | ||
28 | /* ---- FW Packet structures ---- */ | |
29 | #define S3FWRN5_FW_HDR_SIZE 4 | |
30 | ||
31 | struct s3fwrn5_fw_header { | |
32 | __u8 type; | |
33 | __u8 code; | |
34 | __u16 len; | |
35 | }; | |
36 | ||
37 | #define S3FWRN5_FW_CMD_RESET 0x00 | |
38 | ||
39 | #define S3FWRN5_FW_CMD_GET_BOOTINFO 0x01 | |
40 | ||
41 | struct s3fwrn5_fw_cmd_get_bootinfo_rsp { | |
42 | __u8 hw_version[4]; | |
43 | __u16 sector_size; | |
44 | __u16 page_size; | |
45 | __u16 frame_max_size; | |
46 | __u16 hw_buffer_size; | |
47 | }; | |
48 | ||
49 | #define S3FWRN5_FW_CMD_ENTER_UPDATE_MODE 0x02 | |
50 | ||
51 | struct s3fwrn5_fw_cmd_enter_updatemode { | |
52 | __u16 hashcode_size; | |
53 | __u16 signature_size; | |
54 | }; | |
55 | ||
56 | #define S3FWRN5_FW_CMD_UPDATE_SECTOR 0x04 | |
57 | ||
58 | struct s3fwrn5_fw_cmd_update_sector { | |
59 | __u32 base_address; | |
60 | }; | |
61 | ||
62 | #define S3FWRN5_FW_CMD_COMPLETE_UPDATE_MODE 0x05 | |
63 | ||
64 | struct s3fwrn5_fw_image { | |
65 | const struct firmware *fw; | |
66 | ||
67 | char date[13]; | |
68 | u32 version; | |
69 | const void *sig; | |
70 | u32 sig_size; | |
71 | const void *image; | |
72 | u32 image_sectors; | |
73 | const void *custom_sig; | |
74 | u32 custom_sig_size; | |
75 | }; | |
76 | ||
77 | struct s3fwrn5_fw_info { | |
78 | struct nci_dev *ndev; | |
79 | struct s3fwrn5_fw_image fw; | |
80 | char fw_name[NFC_FIRMWARE_NAME_MAXSIZE + 1]; | |
81 | ||
82 | const void *sig; | |
83 | u32 sig_size; | |
84 | u32 sector_size; | |
85 | u32 base_addr; | |
86 | ||
87 | struct completion completion; | |
88 | struct sk_buff *rsp; | |
89 | char parity; | |
90 | }; | |
91 | ||
4fb7b98c | 92 | int s3fwrn5_fw_request_firmware(struct s3fwrn5_fw_info *fw_info); |
c04c674f RB |
93 | void s3fwrn5_fw_init(struct s3fwrn5_fw_info *fw_info, const char *fw_name); |
94 | int s3fwrn5_fw_setup(struct s3fwrn5_fw_info *fw_info); | |
171a7000 | 95 | bool s3fwrn5_fw_check_version(const struct s3fwrn5_fw_info *fw_info, u32 version); |
c04c674f RB |
96 | int s3fwrn5_fw_download(struct s3fwrn5_fw_info *fw_info); |
97 | void s3fwrn5_fw_cleanup(struct s3fwrn5_fw_info *fw_info); | |
98 | ||
99 | int s3fwrn5_fw_recv_frame(struct nci_dev *ndev, struct sk_buff *skb); | |
100 | ||
101 | #endif /* __LOCAL_S3FWRN5_FIRMWARE_H_ */ |