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Release 4.11 drivers/scsi/scsi_priv.h

Directory: drivers/scsi
#ifndef _SCSI_PRIV_H

#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;


/*
 * 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)

/* hosts.c */
extern int scsi_init_hosts(void);
extern void scsi_exit_hosts(void);

/* scsi.c */
extern bool scsi_use_blk_mq;
int scsi_init_sense_cache(struct Scsi_Host *shost);
void scsi_init_command(struct scsi_device *dev, struct scsi_cmnd *cmd);
#ifdef CONFIG_SCSI_LOGGING
void scsi_log_send(struct scsi_cmnd *cmd);
void scsi_log_completion(struct scsi_cmnd *cmd, int disposition);
#else

static inline void scsi_log_send(struct scsi_cmnd *cmd) { }

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;
static inline void scsi_log_completion(struct scsi_cmnd *cmd, int disposition) { }

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; #endif /* scsi_devinfo.c */ /* list of keys for the lists */ enum { SCSI_DEVINFO_GLOBAL = 0, SCSI_DEVINFO_SPI, }; extern int scsi_get_device_flags(struct scsi_device *sdev, const unsigned char *vendor, const unsigned char *model); extern int scsi_get_device_flags_keyed(struct scsi_device *sdev, const unsigned char *vendor, const unsigned char *model, int key); 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); 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); extern void scsi_eh_wakeup(struct Scsi_Host *shost); extern int scsi_eh_scmd_add(struct scsi_cmnd *, int); void scsi_eh_ready_devs(struct Scsi_Host *shost, struct list_head *work_q, struct list_head *done_q); int scsi_eh_get_sense(struct list_head *work_q, struct list_head *done_q); 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 void scsi_queue_insert(struct scsi_cmnd *cmd, int reason); extern void scsi_io_completion(struct scsi_cmnd *, unsigned int); extern void scsi_run_host_queues(struct Scsi_Host *shost); extern void scsi_requeue_run_queue(struct work_struct *work); extern struct request_queue *scsi_alloc_queue(struct scsi_device *sdev); extern struct request_queue *scsi_mq_alloc_queue(struct scsi_device *sdev); extern int scsi_mq_setup_tags(struct Scsi_Host *shost); extern void scsi_mq_destroy_tags(struct Scsi_Host *shost); extern int scsi_init_queue(void); extern void scsi_exit_queue(void); extern void scsi_evt_thread(struct work_struct *work); struct request_queue; struct request; /* scsi_proc.c */ #ifdef CONFIG_SCSI_PROC_FS extern void scsi_proc_hostdir_add(struct scsi_host_template *); extern void scsi_proc_hostdir_rm(struct scsi_host_template *); extern void scsi_proc_host_add(struct Scsi_Host *); extern void scsi_proc_host_rm(struct Scsi_Host *); extern int scsi_init_procfs(void); extern void scsi_exit_procfs(void); #else # define scsi_proc_hostdir_add(sht) do { } while (0) # define scsi_proc_hostdir_rm(sht) do { } while (0) # define scsi_proc_host_add(shost) do { } while (0) # define scsi_proc_host_rm(shost) do { } while (0) # define scsi_init_procfs() (0) # define scsi_exit_procfs() do { } while (0) #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, u64, enum scsi_scan_mode); extern void scsi_forget_host(struct Scsi_Host *); extern void scsi_rescan_device(struct device *); /* scsi_sysctl.c */ #ifdef CONFIG_SYSCTL extern int scsi_init_sysctl(void); extern void scsi_exit_sysctl(void); #else # define scsi_init_sysctl() (0) # define scsi_exit_sysctl() do { } while (0) #endif /* CONFIG_SYSCTL */ /* scsi_sysfs.c */ extern int scsi_sysfs_add_sdev(struct scsi_device *); extern int scsi_sysfs_add_host(struct Scsi_Host *); extern int scsi_sysfs_register(void); extern void scsi_sysfs_unregister(void); extern void scsi_sysfs_device_initialize(struct scsi_device *); extern int scsi_sysfs_target_initialize(struct scsi_device *); extern struct scsi_transport_template blank_transport_template; extern void __scsi_remove_device(struct scsi_device *); extern struct bus_type scsi_bus_type; extern const struct attribute_group *scsi_sysfs_shost_attr_groups[]; /* scsi_netlink.c */ #ifdef CONFIG_SCSI_NETLINK extern void scsi_netlink_init(void); extern void scsi_netlink_exit(void); extern struct sock *scsi_nl_sock; #else
static inline void scsi_netlink_init(void) {}

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static inline void scsi_netlink_exit(void) {}

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James Smart8100.00%1100.00%
Total8100.00%1100.00%

#endif /* scsi_pm.c */ #ifdef CONFIG_PM extern const struct dev_pm_ops scsi_bus_pm_ops; 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) {}

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static inline void scsi_autopm_put_target(struct scsi_target *t) {}

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Alan Stern11100.00%1100.00%
Total11100.00%1100.00%


static inline int scsi_autopm_get_host(struct Scsi_Host *h) { return 0; }

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Alan Stern15100.00%1100.00%
Total15100.00%1100.00%


static inline void scsi_autopm_put_host(struct Scsi_Host *h) {}

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Alan Stern11100.00%1100.00%
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#endif /* CONFIG_PM */ extern struct async_domain scsi_sd_pm_domain; extern struct async_domain scsi_sd_probe_domain; /* scsi_dh.c */ #ifdef CONFIG_SCSI_DH int scsi_dh_add_device(struct scsi_device *sdev); void scsi_dh_release_device(struct scsi_device *sdev); #else
static inline int scsi_dh_add_device(struct scsi_device *sdev) { return 0; }

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Christoph Hellwig15100.00%1100.00%
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static inline void scsi_dh_release_device(struct scsi_device *sdev) { }

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Jun'ichi Nomura11100.00%1100.00%
Total11100.00%1100.00%

#endif
static inline void scsi_dh_remove_device(struct scsi_device *sdev) { }

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Christoph Hellwig11100.00%1100.00%
Total11100.00%1100.00%

/* * internal scsi timeout functions: for use by mid-layer and transport * classes. */ #define SCSI_DEVICE_BLOCK_MAX_TIMEOUT 600 /* units in seconds */ #endif /* _SCSI_PRIV_H */

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Christoph Hellwig45544.61%1830.00%
Alan Stern11611.37%46.67%
James Bottomley11311.08%711.67%
Patrick Mansfield767.45%35.00%
James Smart535.20%35.00%
Mike Anderson333.24%23.33%
Darrick J. Wong333.24%11.67%
Hannes Reinecke272.65%58.33%
Baoyou Xie201.96%11.67%
Jun'ichi Nomura191.86%11.67%
Dan J Williams181.76%35.00%
Peter Jones161.57%11.67%
Linus Torvalds121.18%11.67%
Mike Christie121.18%23.33%
Jens Axboe70.69%11.67%
Bart Van Assche50.49%23.33%
Rafael J. Wysocki20.20%23.33%
David Brownell10.10%11.67%
Andrew Morton10.10%11.67%
Andries E. Brouwer10.10%11.67%
Total1020100.00%60100.00%
Directory: drivers/scsi
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