projects / linux-block.git / blame
| Commit | Line | Data |
|---|---|---|
| 8c16567d | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
| 455a7b23 SB |
2 | /* |
| 3 | * Copyright © 2016 Intel Corporation | |
| 4 | * | |
| 5 | * Authors: | |
| 6 | * Rafael Antognolli <rafael.antognolli@intel.com> | |
| 7 | * Scott Bauer <scott.bauer@intel.com> | |
| 455a7b23 SB |
8 | */ |
| 9 | ||
| 10 | #ifndef LINUX_OPAL_H | |
| 11 | #define LINUX_OPAL_H | |
| 12 | ||
| 13 | #include <uapi/linux/sed-opal.h> | |
| 14 | #include <linux/kernel.h> | |
| 15 | ||
| 455a7b23 SB |
16 | struct opal_dev; |
| 17 | ||
| 4f1244c8 CH |
18 | typedef int (sec_send_recv)(void *data, u16 spsp, u8 secp, void *buffer, |
| 19 | size_t len, bool send); | |
| 455a7b23 SB |
20 | |
| 21 | #ifdef CONFIG_BLK_SED_OPAL | |
| 7d6d1578 | 22 | void free_opal_dev(struct opal_dev *dev); |
| 455a7b23 | 23 | bool opal_unlock_from_suspend(struct opal_dev *dev); |
| 4f1244c8 | 24 | struct opal_dev *init_opal_dev(void *data, sec_send_recv *send_recv); |
| e225c20e | 25 | int sed_ioctl(struct opal_dev *dev, unsigned int cmd, void __user *ioctl_ptr); |
| 455a7b23 SB |
26 | |
| 27 | static inline bool is_sed_ioctl(unsigned int cmd) | |
| 28 | { | |
| 29 | switch (cmd) { | |
| 30 | case IOC_OPAL_SAVE: | |
| 31 | case IOC_OPAL_LOCK_UNLOCK: | |
| 32 | case IOC_OPAL_TAKE_OWNERSHIP: | |
| 33 | case IOC_OPAL_ACTIVATE_LSP: | |
| 34 | case IOC_OPAL_SET_PW: | |
| 35 | case IOC_OPAL_ACTIVATE_USR: | |
| 36 | case IOC_OPAL_REVERT_TPR: | |
| 37 | case IOC_OPAL_LR_SETUP: | |
| 38 | case IOC_OPAL_ADD_USR_TO_LR: | |
| 39 | case IOC_OPAL_ENABLE_DISABLE_MBR: | |
| 40 | case IOC_OPAL_ERASE_LR: | |
| 41 | case IOC_OPAL_SECURE_ERASE_LR: | |
| 5e4c7cf6 | 42 | case IOC_OPAL_PSID_REVERT_TPR: |
| c9888443 | 43 | case IOC_OPAL_MBR_DONE: |
| a9b25b4c | 44 | case IOC_OPAL_WRITE_SHADOW_MBR: |
| 51f421c8 | 45 | case IOC_OPAL_GENERIC_TABLE_RW: |
| c6ea7060 | 46 | case IOC_OPAL_GET_STATUS: |
| 455a7b23 SB |
47 | return true; |
| 48 | } | |
| 49 | return false; | |
| 50 | } | |
| 51 | #else | |
| 7d6d1578 SB |
52 | static inline void free_opal_dev(struct opal_dev *dev) |
| 53 | { | |
| 54 | } | |
| 55 | ||
| 455a7b23 SB |
56 | static inline bool is_sed_ioctl(unsigned int cmd) |
| 57 | { | |
| 58 | return false; | |
| 59 | } | |
| 60 | ||
| 61 | static inline int sed_ioctl(struct opal_dev *dev, unsigned int cmd, | |
| e225c20e | 62 | void __user *ioctl_ptr) |
| 455a7b23 SB |
63 | { |
| 64 | return 0; | |
| 65 | } | |
| 66 | static inline bool opal_unlock_from_suspend(struct opal_dev *dev) | |
| 67 | { | |
| 68 | return false; | |
| 69 | } | |
| 4f1244c8 | 70 | #define init_opal_dev(data, send_recv) NULL |
| 455a7b23 SB |
71 | #endif /* CONFIG_BLK_SED_OPAL */ |
| 72 | #endif /* LINUX_OPAL_H */ |