struct request_queue;
struct scsi_cmnd;
struct scsi_lun;
+struct scsi_sense_hdr;
struct scsi_mode_data {
__u32 length;
#define transport_class_to_sdev(class_dev) \
to_scsi_device(class_dev->dev)
+#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)
+
/*
* scsi_target: representation of a scsi target, for now, this is only
* used for single_lun devices. If no one has active IO to the target,
unsigned int id; /* target id ... replace
* scsi_device.id eventually */
unsigned long create:1; /* signal that it needs to be added */
+ char scsi_level;
void *hostdata; /* available to low-level driver */
unsigned long starget_data[0]; /* for the transport */
/* starget_data must be the last element!!!! */
#define transport_class_to_starget(class_dev) \
to_scsi_target(class_dev->dev)
+#define starget_printk(prefix, starget, fmt, a...) \
+ dev_printk(prefix, &(starget)->dev, fmt, ##a)
+
extern struct scsi_device *__scsi_add_device(struct Scsi_Host *,
uint, uint, uint, void *hostdata);
-#define scsi_add_device(host, channel, target, lun) \
- __scsi_add_device(host, channel, target, lun, NULL)
+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_mode_sense(struct scsi_device *sdev, int dbd, int modepage,
unsigned char *buffer, int len, int timeout,
int retries, struct scsi_mode_data *data,
- char *sense);
+ struct scsi_sense_hdr *);
extern int scsi_test_unit_ready(struct scsi_device *sdev, int timeout,
int retries);
extern int scsi_device_set_state(struct scsi_device *sdev,
int data_direction, void *buffer, unsigned bufflen,
unsigned char *sense, int timeout, int retries,
int flag);
+extern int scsi_execute_req(struct scsi_device *sdev, const unsigned char *cmd,
+ int data_direction, void *buffer, unsigned bufflen,
+ struct scsi_sense_hdr *, int timeout, int retries);
+
+static inline unsigned int sdev_channel(struct scsi_device *sdev)
+{
+ return sdev->channel;
+}
-static inline int
-scsi_execute_req(struct scsi_device *sdev, const unsigned char *cmd,
- int data_direction, void *buffer, unsigned bufflen,
- unsigned char *sense, int timeout, int retries)
+static inline unsigned int sdev_id(struct scsi_device *sdev)
{
- return scsi_execute(sdev, cmd, data_direction, buffer, bufflen, sense,
- timeout, retries, 0);
+ return sdev->id;
}
+
+#define scmd_id(scmd) sdev_id((scmd)->device)
+#define scmd_channel(scmd) sdev_channel((scmd)->device)
+
static inline int scsi_device_online(struct scsi_device *sdev)
{
return sdev->sdev_state != SDEV_OFFLINE;