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authorJeff Garzik <jgarzik@pobox.com>2005-08-10 13:46:28 -0400
committerJeff Garzik <jgarzik@pobox.com>2005-08-10 13:46:28 -0400
commit2f058256cb64e346f4fb4499ff4e0f1c2791a4b4 (patch)
tree91e06602f4d3abb6812ea8c9bc9ba4501e14c84e /include/scsi
parent0274aa2506fd2fe89a58dd6cd64d3b3f7b976af8 (diff)
parent86b3786078d63242d3194ffc58ae8dae1d1bbef3 (diff)
downloadlinux-next-2f058256cb64e346f4fb4499ff4e0f1c2791a4b4.tar.gz
Merge /spare/repo/linux-2.6/
Diffstat (limited to 'include/scsi')
-rw-r--r--include/scsi/scsi.h4
-rw-r--r--include/scsi/scsi_cmnd.h5
-rw-r--r--include/scsi/scsi_device.h3
-rw-r--r--include/scsi/scsi_host.h6
-rw-r--r--include/scsi/sg_request.h26
5 files changed, 30 insertions, 14 deletions
diff --git a/include/scsi/scsi.h b/include/scsi/scsi.h
index baba3405b03d..6cb1e2788d8b 100644
--- a/include/scsi/scsi.h
+++ b/include/scsi/scsi.h
@@ -28,7 +28,7 @@ extern const unsigned char scsi_command_size[8];
* SCSI device types
*/
-#define MAX_SCSI_DEVICE_CODE 14
+#define MAX_SCSI_DEVICE_CODE 15
extern const char *const scsi_device_types[MAX_SCSI_DEVICE_CODE];
/*
@@ -214,8 +214,8 @@ static inline int scsi_status_is_good(int status)
* - treated as TYPE_DISK */
#define TYPE_MEDIUM_CHANGER 0x08
#define TYPE_COMM 0x09 /* Communications device */
-#define TYPE_ENCLOSURE 0x0d /* Enclosure Services Device */
#define TYPE_RAID 0x0c
+#define TYPE_ENCLOSURE 0x0d /* Enclosure Services Device */
#define TYPE_RBC 0x0e
#define TYPE_NO_LUN 0x7f
diff --git a/include/scsi/scsi_cmnd.h b/include/scsi/scsi_cmnd.h
index 07f5c699eaa7..9957f16dcc5d 100644
--- a/include/scsi/scsi_cmnd.h
+++ b/include/scsi/scsi_cmnd.h
@@ -31,14 +31,11 @@ struct scsi_cmnd {
int sc_magic;
struct scsi_device *device;
- unsigned short state;
- unsigned short owner;
struct scsi_request *sc_request;
struct list_head list; /* scsi_cmnd participates in queue lists */
struct list_head eh_entry; /* entry for the host eh_cmd_q */
- int eh_state; /* Used for state tracking in error handlr */
int eh_eflags; /* Used by error handlr */
void (*done) (struct scsi_cmnd *); /* Mid-level done function */
@@ -80,8 +77,6 @@ struct scsi_cmnd {
* sense info */
unsigned short use_sg; /* Number of pieces of scatter-gather */
unsigned short sglist_len; /* size of malloc'd scatter-gather list */
- unsigned short abort_reason; /* If the mid-level code requests an
- * abort, this is the reason. */
unsigned bufflen; /* Size of data buffer */
void *buffer; /* Data buffer */
diff --git a/include/scsi/scsi_device.h b/include/scsi/scsi_device.h
index 63c91dd85ca1..835af8ecbb7c 100644
--- a/include/scsi/scsi_device.h
+++ b/include/scsi/scsi_device.h
@@ -9,7 +9,7 @@
struct request_queue;
struct scsi_cmnd;
struct scsi_mode_data;
-
+struct scsi_lun;
/*
* sdev state: If you alter this, you also need to alter scsi_sysfs.c
@@ -243,6 +243,7 @@ extern void scsi_target_reap(struct scsi_target *);
extern void scsi_target_block(struct device *);
extern void scsi_target_unblock(struct device *);
extern void scsi_remove_target(struct device *);
+extern void int_to_scsilun(unsigned int, struct scsi_lun *);
extern const char *scsi_device_state_name(enum scsi_device_state);
extern int scsi_is_sdev_device(const struct device *);
extern int scsi_is_target_device(const struct device *);
diff --git a/include/scsi/scsi_host.h b/include/scsi/scsi_host.h
index db9914adeac9..81d5234f6771 100644
--- a/include/scsi/scsi_host.h
+++ b/include/scsi/scsi_host.h
@@ -641,12 +641,6 @@ static inline void scsi_assign_lock(struct Scsi_Host *shost, spinlock_t *lock)
shost->host_lock = lock;
}
-static inline void scsi_set_device(struct Scsi_Host *shost,
- struct device *dev)
-{
- shost->shost_gendev.parent = dev;
-}
-
static inline struct device *scsi_get_device(struct Scsi_Host *shost)
{
return shost->shost_gendev.parent;
diff --git a/include/scsi/sg_request.h b/include/scsi/sg_request.h
new file mode 100644
index 000000000000..57ff525bdd3b
--- /dev/null
+++ b/include/scsi/sg_request.h
@@ -0,0 +1,26 @@
+typedef struct scsi_request Scsi_Request;
+
+static Scsi_Request *dummy_cmdp; /* only used for sizeof */
+
+typedef struct sg_scatter_hold { /* holding area for scsi scatter gather info */
+ unsigned short k_use_sg; /* Count of kernel scatter-gather pieces */
+ unsigned short sglist_len; /* size of malloc'd scatter-gather list ++ */
+ unsigned bufflen; /* Size of (aggregate) data buffer */
+ unsigned b_malloc_len; /* actual len malloc'ed in buffer */
+ void *buffer; /* Data buffer or scatter list (k_use_sg>0) */
+ char dio_in_use; /* 0->indirect IO (or mmap), 1->dio */
+ unsigned char cmd_opcode; /* first byte of command */
+} Sg_scatter_hold;
+
+typedef struct sg_request { /* SG_MAX_QUEUE requests outstanding per file */
+ Scsi_Request *my_cmdp; /* != 0 when request with lower levels */
+ struct sg_request *nextrp; /* NULL -> tail request (slist) */
+ struct sg_fd *parentfp; /* NULL -> not in use */
+ Sg_scatter_hold data; /* hold buffer, perhaps scatter list */
+ sg_io_hdr_t header; /* scsi command+info, see <scsi/sg.h> */
+ unsigned char sense_b[sizeof (dummy_cmdp->sr_sense_buffer)];
+ char res_used; /* 1 -> using reserve buffer, 0 -> not ... */
+ char orphan; /* 1 -> drop on sight, 0 -> normal */
+ char sg_io_owned; /* 1 -> packet belongs to SG_IO */
+ volatile char done; /* 0->before bh, 1->before read, 2->read */
+} Sg_request;