diff options
| author | Salyzyn, Mark <Mark_Salyzyn@adaptec.com> | 2008-01-08 12:23:49 -0800 |
|---|---|---|
| committer | James Bottomley <James.Bottomley@HansenPartnership.com> | 2008-01-23 11:29:19 -0600 |
| commit | 17eaaceef52b1ce5ca061d49a1ff9ae56ccce1e1 (patch) | |
| tree | 82c8b75f0d572601865c45bd121b922ab9d471aa | |
| parent | 95e852e1ef165560e85d3012127068c8f08b19a1 (diff) | |
[SCSI] aacraid: add sysfs report of RAID level
Report the RAID level string for the SCSI device representing the
array. Report is in /sys/class/scsi_device/#:#:#:#/device/level.
Signed-off-by: Mark Salyzyn <aacraid@adaptec.com>
Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
| -rw-r--r-- | drivers/scsi/aacraid/aachba.c | 7 | ||||
| -rw-r--r-- | drivers/scsi/aacraid/aacraid.h | 1 | ||||
| -rw-r--r-- | drivers/scsi/aacraid/linit.c | 25 |
3 files changed, 32 insertions, 1 deletions
diff --git a/drivers/scsi/aacraid/aachba.c b/drivers/scsi/aacraid/aachba.c index 43d6aff460d..eee65c145cb 100644 --- a/drivers/scsi/aacraid/aachba.c +++ b/drivers/scsi/aacraid/aachba.c @@ -690,7 +690,12 @@ static char *container_types[] = { "Unknown" }; - +char * get_container_type(unsigned tindex) +{ + if (tindex >= ARRAY_SIZE(container_types)) + tindex = ARRAY_SIZE(container_types) - 1; + return container_types[tindex]; +} /* Function: setinqstr * diff --git a/drivers/scsi/aacraid/aacraid.h b/drivers/scsi/aacraid/aacraid.h index 7bb3d9fde71..6d4e24cea3d 100644 --- a/drivers/scsi/aacraid/aacraid.h +++ b/drivers/scsi/aacraid/aacraid.h @@ -1869,6 +1869,7 @@ int aac_probe_container(struct aac_dev *dev, int cid); int _aac_rx_init(struct aac_dev *dev); int aac_rx_select_comm(struct aac_dev *dev, int comm); int aac_rx_deliver_producer(struct fib * fib); +char * get_container_type(unsigned type); extern int numacb; extern int acbsize; extern char aac_driver_version[]; diff --git a/drivers/scsi/aacraid/linit.c b/drivers/scsi/aacraid/linit.c index b4ad9effcf5..e6bdc930d52 100644 --- a/drivers/scsi/aacraid/linit.c +++ b/drivers/scsi/aacraid/linit.c @@ -487,6 +487,30 @@ static int aac_change_queue_depth(struct scsi_device *sdev, int depth) return sdev->queue_depth; } +static ssize_t aac_show_raid_level(struct device *dev, struct device_attribute *attr, char *buf) +{ + struct scsi_device * sdev = to_scsi_device(dev); + if (sdev_channel(sdev) != CONTAINER_CHANNEL) + return snprintf(buf, PAGE_SIZE, sdev->no_uld_attach + ? "Hidden\n" : "JBOD"); + return snprintf(buf, PAGE_SIZE, "%s\n", + get_container_type(((struct aac_dev *)(sdev->host->hostdata)) + ->fsa_dev[sdev_id(sdev)].type)); +} + +static struct device_attribute aac_raid_level_attr = { + .attr = { + .name = "level", + .mode = S_IRUGO, + }, + .show = aac_show_raid_level +}; + +static struct device_attribute *aac_dev_attrs[] = { + &aac_raid_level_attr, + NULL, +}; + static int aac_ioctl(struct scsi_device *sdev, int cmd, void __user * arg) { struct aac_dev *dev = (struct aac_dev *)sdev->host->hostdata; @@ -941,6 +965,7 @@ static struct scsi_host_template aac_driver_template = { .shost_attrs = aac_attrs, .slave_configure = aac_slave_configure, .change_queue_depth = aac_change_queue_depth, + .sdev_attrs = aac_dev_attrs, .eh_abort_handler = aac_eh_abort, .eh_host_reset_handler = aac_eh_reset, .can_queue = AAC_NUM_IO_FIB, |