diff options
Diffstat (limited to 'drivers/scsi/scsi_priv.h')
| -rw-r--r-- | drivers/scsi/scsi_priv.h | 33 |
1 files changed, 30 insertions, 3 deletions
diff --git a/drivers/scsi/scsi_priv.h b/drivers/scsi/scsi_priv.h index 1fbf7c78bba..48e5b657e79 100644 --- a/drivers/scsi/scsi_priv.h +++ b/drivers/scsi/scsi_priv.h @@ -2,11 +2,14 @@ #define _SCSI_PRIV_H #include <linux/device.h> +#include <linux/async.h> +#include <scsi/scsi_device.h> struct request_queue; struct request; struct scsi_cmnd; struct scsi_device; +struct scsi_target; struct scsi_host_template; struct Scsi_Host; struct scsi_nl_hdr; @@ -16,6 +19,7 @@ struct scsi_nl_hdr; * Scsi Error Handler Flags */ #define SCSI_EH_CANCEL_CMD 0x0001 /* Cancel this cmd */ +#define SCSI_EH_ABORT_SCHEDULED 0x0002 /* Abort has been scheduled */ #define SCSI_SENSE_VALID(scmd) \ (((scmd)->sense_buffer[0] & 0x70) == 0x70) @@ -55,6 +59,7 @@ extern int scsi_get_device_flags_keyed(struct scsi_device *sdev, extern int scsi_dev_info_list_add_keyed(int compatible, char *vendor, char *model, char *strflags, int flags, int key); +extern int scsi_dev_info_list_del_keyed(char *vendor, char *model, int key); extern int scsi_dev_info_add_list(int key, const char *name); extern int scsi_dev_info_remove_list(int key); @@ -62,6 +67,7 @@ extern int __init scsi_init_devinfo(void); extern void scsi_exit_devinfo(void); /* scsi_error.c */ +extern void scmd_eh_abort_handler(struct work_struct *work); extern enum blk_eh_timer_return scsi_times_out(struct request *req); extern int scsi_error_handler(void *host); extern int scsi_decide_disposition(struct scsi_cmnd *cmd); @@ -77,12 +83,11 @@ int scsi_noretry_cmd(struct scsi_cmnd *scmd); /* scsi_lib.c */ extern int scsi_maybe_unblock_host(struct scsi_device *sdev); extern void scsi_device_unbusy(struct scsi_device *sdev); -extern int scsi_queue_insert(struct scsi_cmnd *cmd, int reason); +extern void scsi_queue_insert(struct scsi_cmnd *cmd, int reason); extern void scsi_next_command(struct scsi_cmnd *cmd); extern void scsi_io_completion(struct scsi_cmnd *, unsigned int); extern void scsi_run_host_queues(struct Scsi_Host *shost); extern struct request_queue *scsi_alloc_queue(struct scsi_device *sdev); -extern void scsi_free_queue(struct request_queue *q); extern int scsi_init_queue(void); extern void scsi_exit_queue(void); struct request_queue; @@ -107,6 +112,8 @@ extern void scsi_exit_procfs(void); #endif /* CONFIG_PROC_FS */ /* scsi_scan.c */ +extern char scsi_scan_type[]; +extern int scsi_complete_async_scans(void); extern int scsi_scan_host_selected(struct Scsi_Host *, unsigned int, unsigned int, unsigned int, int); extern void scsi_forget_host(struct Scsi_Host *); @@ -144,6 +151,25 @@ static inline void scsi_netlink_init(void) {} static inline void scsi_netlink_exit(void) {} #endif +/* scsi_pm.c */ +#ifdef CONFIG_PM +extern const struct dev_pm_ops scsi_bus_pm_ops; +#endif +#ifdef CONFIG_PM_RUNTIME +extern void scsi_autopm_get_target(struct scsi_target *); +extern void scsi_autopm_put_target(struct scsi_target *); +extern int scsi_autopm_get_host(struct Scsi_Host *); +extern void scsi_autopm_put_host(struct Scsi_Host *); +#else +static inline void scsi_autopm_get_target(struct scsi_target *t) {} +static inline void scsi_autopm_put_target(struct scsi_target *t) {} +static inline int scsi_autopm_get_host(struct Scsi_Host *h) { return 0; } +static inline void scsi_autopm_put_host(struct Scsi_Host *h) {} +#endif /* CONFIG_PM_RUNTIME */ + +extern struct async_domain scsi_sd_pm_domain; +extern struct async_domain scsi_sd_probe_domain; + /* * internal scsi timeout functions: for use by mid-layer and transport * classes. @@ -151,6 +177,7 @@ static inline void scsi_netlink_exit(void) {} #define SCSI_DEVICE_BLOCK_MAX_TIMEOUT 600 /* units in seconds */ extern int scsi_internal_device_block(struct scsi_device *sdev); -extern int scsi_internal_device_unblock(struct scsi_device *sdev); +extern int scsi_internal_device_unblock(struct scsi_device *sdev, + enum scsi_device_state new_state); #endif /* _SCSI_PRIV_H */ |