scsi_mode_sense — issue a mode sense, falling back from 10 to six bytes if necessary.
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, | |
struct scsi_sense_hdr * sshdr) ; |
struct scsi_device * sdev
SCSI device to be queried
int dbd
set if mode sense will allow block descriptors to be returned
int modepage
mode page being requested
unsigned char * buffer
request buffer (may not be smaller than eight bytes)
int len
length of request buffer.
int timeout
command timeout
int retries
number of retries before failing
struct scsi_mode_data * data
returns a structure abstracting the mode header data
struct scsi_sense_hdr * sshdr
place to put sense data (or NULL if no sense to be collected). must be SCSI_SENSE_BUFFERSIZE big.