projects / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| b2441318 | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
| 1da177e4 LT |
2 | #ifndef _SCSI_SCSI_EH_H |
| 3 | #define _SCSI_SCSI_EH_H | |
| 4 | ||
| 645a0c6c JB |
5 | #include <linux/scatterlist.h> |
| 6 | ||
| e1c23468 | 7 | #include <scsi/scsi_cmnd.h> |
| 7708c165 | 8 | #include <scsi/scsi_common.h> |
| 1da177e4 | 9 | struct scsi_device; |
| 1da177e4 LT |
10 | struct Scsi_Host; |
| 11 | ||
| 041c5fc3 TH |
12 | extern void scsi_eh_finish_cmd(struct scsi_cmnd *scmd, |
| 13 | struct list_head *done_q); | |
| 14 | extern void scsi_eh_flush_done_q(struct list_head *done_q); | |
| 1da177e4 LT |
15 | extern void scsi_report_bus_reset(struct Scsi_Host *, int); |
| 16 | extern void scsi_report_device_reset(struct Scsi_Host *, int, int); | |
| 17 | extern int scsi_block_when_processing_errors(struct scsi_device *); | |
| 4753cbc0 HR |
18 | extern bool scsi_command_normalize_sense(const struct scsi_cmnd *cmd, |
| 19 | struct scsi_sense_hdr *sshdr); | |
| b8e162f9 | 20 | extern enum scsi_disposition scsi_check_sense(struct scsi_cmnd *); |
| 1da177e4 | 21 | |
| 4753cbc0 | 22 | static inline bool scsi_sense_is_deferred(const struct scsi_sense_hdr *sshdr) |
| 1da177e4 LT |
23 | { |
| 24 | return ((sshdr->response_code >= 0x70) && (sshdr->response_code & 1)); | |
| 25 | } | |
| 26 | ||
| 2908769c DLM |
27 | extern bool scsi_get_sense_info_fld(const u8 *sense_buffer, int sb_len, |
| 28 | u64 *info_out); | |
| 3bc6a261 | 29 | |
| 176aa9d6 | 30 | extern int scsi_ioctl_reset(struct scsi_device *, int __user *); |
| 1da177e4 | 31 | |
| e1c23468 | 32 | struct scsi_eh_save { |
| 30b0c37b | 33 | /* saved state */ |
| e1c23468 | 34 | int result; |
| 8f8fed0c | 35 | unsigned int resid_len; |
| 8e8c9d01 | 36 | int eh_eflags; |
| e1c23468 | 37 | enum dma_data_direction data_direction; |
| 12265709 | 38 | unsigned underflow; |
| e1c23468 | 39 | unsigned char cmd_len; |
| db007fc5 | 40 | unsigned char prot_op; |
| ce70fd9a | 41 | unsigned char cmnd[32]; |
| 30b0c37b | 42 | struct scsi_data_buffer sdb; |
| e1c23468 BH |
43 | struct scatterlist sense_sgl; |
| 44 | }; | |
| 45 | ||
| 46 | extern void scsi_eh_prep_cmnd(struct scsi_cmnd *scmd, | |
| 47 | struct scsi_eh_save *ses, unsigned char *cmnd, | |
| 48 | int cmnd_size, unsigned sense_bytes); | |
| 49 | ||
| 50 | extern void scsi_eh_restore_cmnd(struct scsi_cmnd* scmd, | |
| 51 | struct scsi_eh_save *ses); | |
| 52 | ||
| 1da177e4 | 53 | #endif /* _SCSI_SCSI_EH_H */ |