[SCSI] transport_sas: add SAS management protocol support

[linux-2.6-omap-h63xx.git] / include / scsi / scsi_device.h

diff --git a/include/scsi/scsi_device.h b/include/scsi/scsi_device.h
index ebf31b16dc49eee41786123bad30f36405faae20..d5057bc338ff98dcab79748efe00d34eededf904 100644 (file)
--- a/include/scsi/scsi_device.h
+++ b/include/scsi/scsi_device.h
@@ -5,6 +5,7 @@
 #include <linux/list.h>
 #include <linux/spinlock.h>
 #include <linux/workqueue.h>
+#include <linux/blkdev.h>
 #include <asm/atomic.h>
 
 struct request_queue;
@@ -119,9 +120,11 @@ struct scsi_device {
        unsigned use_192_bytes_for_3f:1; /* ask for 192 bytes from page 0x3f */
        unsigned no_start_on_add:1;     /* do not issue start on add */
        unsigned allow_restart:1; /* issue START_UNIT in error handler */
+       unsigned manage_start_stop:1;   /* Let HLD (sd) manage start/stop */
        unsigned no_uld_attach:1; /* disable connecting to upper level drivers */
        unsigned select_no_atn:1;
        unsigned fix_capacity:1;        /* READ_CAPACITY is too high by 1 */
+       unsigned guess_capacity:1;      /* READ_CAPACITY might be too high by 1 */
        unsigned retry_hwerror:1;       /* Retry HARDWARE_ERROR */
 
        unsigned int device_blocked;    /* Device returned QUEUE_FULL. */
@@ -153,8 +156,11 @@ struct scsi_device {
 #define sdev_printk(prefix, sdev, fmt, a...)   \
        dev_printk(prefix, &(sdev)->sdev_gendev, fmt, ##a)
 
-#define scmd_printk(prefix, scmd, fmt, a...)   \
-       dev_printk(prefix, &(scmd)->device->sdev_gendev, fmt, ##a)
+#define scmd_printk(prefix, scmd, fmt, a...)                           \
+        (scmd)->request->rq_disk ?                                     \
+       sdev_printk(prefix, (scmd)->device, "[%s] " fmt,                \
+                   (scmd)->request->rq_disk->disk_name, ##a) :         \
+       sdev_printk(prefix, (scmd)->device, fmt, ##a)
 
 enum scsi_target_state {
        STARGET_RUNNING = 1,
@@ -203,7 +209,6 @@ extern struct scsi_device *__scsi_add_device(struct Scsi_Host *,
 extern int scsi_add_device(struct Scsi_Host *host, uint channel,
                           uint target, uint lun);
 extern void scsi_remove_device(struct scsi_device *);
-extern int scsi_device_cancel(struct scsi_device *, int);
 
 extern int scsi_device_get(struct scsi_device *);
 extern void scsi_device_put(struct scsi_device *);
@@ -281,6 +286,7 @@ 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 int scsilun_to_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 *);
@@ -352,4 +358,9 @@ static inline int scsi_device_qas(struct scsi_device *sdev)
                return 0;
        return sdev->inquiry[56] & 0x02;
 }
+
+#define MODULE_ALIAS_SCSI_DEVICE(type) \
+       MODULE_ALIAS("scsi:t-" __stringify(type) "*")
+#define SCSI_DEVICE_MODALIAS_FMT "scsi:t-0x%02x"
+
 #endif /* _SCSI_SCSI_DEVICE_H */