projects / linux-block.git / blame
| Commit | Line | Data |
|---|---|---|
| b2441318 | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
| 1da177e4 LT |
2 | #ifndef _SCSI_SCSI_DRIVER_H |
| 3 | #define _SCSI_SCSI_DRIVER_H | |
| 4 | ||
| 159b2cbf | 5 | #include <linux/blk_types.h> |
| 1da177e4 | 6 | #include <linux/device.h> |
| e7f76552 | 7 | #include <scsi/scsi_cmnd.h> |
| 1da177e4 LT |
8 | |
| 9 | struct module; | |
| a1b73fc1 | 10 | struct request; |
| 1da177e4 LT |
11 | |
| 12 | struct scsi_driver { | |
| 1da177e4 LT |
13 | struct device_driver gendrv; |
| 14 | ||
| 1da177e4 | 15 | void (*rescan)(struct device *); |
| 159b2cbf | 16 | blk_status_t (*init_command)(struct scsi_cmnd *); |
| a1b73fc1 | 17 | void (*uninit_command)(struct scsi_cmnd *); |
| 7b3d9545 | 18 | int (*done)(struct scsi_cmnd *); |
| 2451079b | 19 | int (*eh_action)(struct scsi_cmnd *, int); |
| 7a38dc0b | 20 | void (*eh_reset)(struct scsi_cmnd *); |
| 1da177e4 LT |
21 | }; |
| 22 | #define to_scsi_driver(drv) \ | |
| 23 | container_of((drv), struct scsi_driver, gendrv) | |
| 24 | ||
| 25 | extern int scsi_register_driver(struct device_driver *); | |
| 26 | #define scsi_unregister_driver(drv) \ | |
| 27 | driver_unregister(drv); | |
| 28 | ||
| 29 | extern int scsi_register_interface(struct class_interface *); | |
| 30 | #define scsi_unregister_interface(intf) \ | |
| 31 | class_interface_unregister(intf) | |
| 32 | ||
| e7f76552 CH |
33 | /* make sure not to use it with passthrough commands */ |
| 34 | static inline struct scsi_driver *scsi_cmd_to_driver(struct scsi_cmnd *cmd) | |
| 35 | { | |
| 36 | return to_scsi_driver(cmd->device->sdev_gendev.driver); | |
| 37 | } | |
| 38 | ||
| 1da177e4 | 39 | #endif /* _SCSI_SCSI_DRIVER_H */ |