Commit | Line | Data |
---|---|---|
455a7b23 SB |
1 | /* |
2 | * Copyright © 2016 Intel Corporation | |
3 | * | |
4 | * Authors: | |
5 | * Rafael Antognolli <rafael.antognolli@intel.com> | |
6 | * Scott Bauer <scott.bauer@intel.com> | |
7 | * | |
8 | * This program is free software; you can redistribute it and/or modify it | |
9 | * under the terms and conditions of the GNU General Public License, | |
10 | * version 2, as published by the Free Software Foundation. | |
11 | * | |
12 | * This program is distributed in the hope it will be useful, but WITHOUT | |
13 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
14 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for | |
15 | * more details. | |
16 | */ | |
17 | ||
18 | #ifndef LINUX_OPAL_H | |
19 | #define LINUX_OPAL_H | |
20 | ||
21 | #include <uapi/linux/sed-opal.h> | |
22 | #include <linux/kernel.h> | |
23 | ||
455a7b23 SB |
24 | struct opal_dev; |
25 | ||
4f1244c8 CH |
26 | typedef int (sec_send_recv)(void *data, u16 spsp, u8 secp, void *buffer, |
27 | size_t len, bool send); | |
455a7b23 SB |
28 | |
29 | #ifdef CONFIG_BLK_SED_OPAL | |
7d6d1578 | 30 | void free_opal_dev(struct opal_dev *dev); |
455a7b23 | 31 | bool opal_unlock_from_suspend(struct opal_dev *dev); |
4f1244c8 | 32 | struct opal_dev *init_opal_dev(void *data, sec_send_recv *send_recv); |
e225c20e | 33 | int sed_ioctl(struct opal_dev *dev, unsigned int cmd, void __user *ioctl_ptr); |
455a7b23 SB |
34 | |
35 | static inline bool is_sed_ioctl(unsigned int cmd) | |
36 | { | |
37 | switch (cmd) { | |
38 | case IOC_OPAL_SAVE: | |
39 | case IOC_OPAL_LOCK_UNLOCK: | |
40 | case IOC_OPAL_TAKE_OWNERSHIP: | |
41 | case IOC_OPAL_ACTIVATE_LSP: | |
42 | case IOC_OPAL_SET_PW: | |
43 | case IOC_OPAL_ACTIVATE_USR: | |
44 | case IOC_OPAL_REVERT_TPR: | |
45 | case IOC_OPAL_LR_SETUP: | |
46 | case IOC_OPAL_ADD_USR_TO_LR: | |
47 | case IOC_OPAL_ENABLE_DISABLE_MBR: | |
48 | case IOC_OPAL_ERASE_LR: | |
49 | case IOC_OPAL_SECURE_ERASE_LR: | |
50 | return true; | |
51 | } | |
52 | return false; | |
53 | } | |
54 | #else | |
7d6d1578 SB |
55 | static inline void free_opal_dev(struct opal_dev *dev) |
56 | { | |
57 | } | |
58 | ||
455a7b23 SB |
59 | static inline bool is_sed_ioctl(unsigned int cmd) |
60 | { | |
61 | return false; | |
62 | } | |
63 | ||
64 | static inline int sed_ioctl(struct opal_dev *dev, unsigned int cmd, | |
e225c20e | 65 | void __user *ioctl_ptr) |
455a7b23 SB |
66 | { |
67 | return 0; | |
68 | } | |
69 | static inline bool opal_unlock_from_suspend(struct opal_dev *dev) | |
70 | { | |
71 | return false; | |
72 | } | |
4f1244c8 | 73 | #define init_opal_dev(data, send_recv) NULL |
455a7b23 SB |
74 | #endif /* CONFIG_BLK_SED_OPAL */ |
75 | #endif /* LINUX_OPAL_H */ |