1 /* SPDX-License-Identifier: GPL-2.0 */ <<
2 #ifndef _LINUX_AHCI_REMAP_H 1 #ifndef _LINUX_AHCI_REMAP_H
3 #define _LINUX_AHCI_REMAP_H 2 #define _LINUX_AHCI_REMAP_H
4 3
5 #include <linux/sizes.h> 4 #include <linux/sizes.h>
6 5
7 #define AHCI_VSCAP 0xa4 6 #define AHCI_VSCAP 0xa4
8 #define AHCI_REMAP_CAP 0x800 7 #define AHCI_REMAP_CAP 0x800
9 8
10 /* device class code */ 9 /* device class code */
11 #define AHCI_REMAP_N_DCC 0x880 10 #define AHCI_REMAP_N_DCC 0x880
12 11
13 /* remap-device base relative to ahci-bar */ 12 /* remap-device base relative to ahci-bar */
14 #define AHCI_REMAP_N_OFFSET SZ_16K 13 #define AHCI_REMAP_N_OFFSET SZ_16K
15 #define AHCI_REMAP_N_SIZE SZ_16K 14 #define AHCI_REMAP_N_SIZE SZ_16K
16 15
17 #define AHCI_MAX_REMAP 3 16 #define AHCI_MAX_REMAP 3
18 17
19 static inline unsigned int ahci_remap_dcc(int 18 static inline unsigned int ahci_remap_dcc(int i)
20 { 19 {
21 return AHCI_REMAP_N_DCC + i * 0x80; 20 return AHCI_REMAP_N_DCC + i * 0x80;
22 } 21 }
23 22
24 static inline unsigned int ahci_remap_base(int 23 static inline unsigned int ahci_remap_base(int i)
25 { 24 {
26 return AHCI_REMAP_N_OFFSET + i * AHCI_ 25 return AHCI_REMAP_N_OFFSET + i * AHCI_REMAP_N_SIZE;
27 } 26 }
28 27
29 #endif /* _LINUX_AHCI_REMAP_H */ 28 #endif /* _LINUX_AHCI_REMAP_H */
30 29
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