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