xref: /linux/drivers/staging/rtl8712/rtl8712_efuse.h (revision 1ac731c529cd4d6adbce134754b51ff7d822b145)
1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef __RTL8712_EFUSE_H__
3 #define __RTL8712_EFUSE_H__
4 
5 #include "osdep_service.h"
6 
7 #define _REPEAT_THRESHOLD_	3
8 
9 #define EFUSE_MAX_SIZE		512
10 #define EFUSE_MAP_MAX_SIZE	128
11 
12 #define PGPKG_MAX_WORDS	4
13 #define PGPKT_DATA_SIZE	8 /* PGPKG_MAX_WORDS*2; BYTES sizeof(u8)*8*/
14 #define MAX_PGPKT_SIZE	9 /* 1 + PGPKT_DATA_SIZE; header + 2 * 4 words (BYTES)*/
15 
16 #define GET_EFUSE_OFFSET(header)	((header & 0xF0) >> 4)
17 #define GET_EFUSE_WORD_EN(header)	(header & 0x0F)
18 #define MAKE_EFUSE_HEADER(offset, word_en)	((((offset) & 0x0F) << 4) | \
19 						((word_en) & 0x0F))
20 /*--------------------------------------------------------------------------*/
21 struct PGPKT_STRUCT {
22 	u8 offset;
23 	u8 word_en;
24 	u8 data[PGPKT_DATA_SIZE];
25 };
26 
27 /*--------------------------------------------------------------------------*/
28 u8 r8712_efuse_reg_init(struct _adapter *padapter);
29 void r8712_efuse_reg_uninit(struct _adapter *padapter);
30 u16 r8712_efuse_get_current_size(struct _adapter *padapter);
31 int r8712_efuse_get_max_size(struct _adapter *padapter);
32 void r8712_efuse_change_max_size(struct _adapter *padapter);
33 u8 r8712_efuse_pg_packet_read(struct _adapter *padapter,
34 			      u8 offset, u8 *data);
35 u8 r8712_efuse_pg_packet_write(struct _adapter *padapter,
36 			       const u8 offset, const u8 word_en,
37 			       const u8 *data);
38 u8 r8712_efuse_access(struct _adapter *padapter, u8 bRead,
39 		      u16 start_addr, u16 cnts, u8 *data);
40 u8 r8712_efuse_map_read(struct _adapter *padapter, u16 addr,
41 			u16 cnts, u8 *data);
42 u8 r8712_efuse_map_write(struct _adapter *padapter, u16 addr,
43 			 u16 cnts, u8 *data);
44 #endif
45