path: root/Documentation/scsi
diff options
authorStephen M. Cameron <scameron@beardog.cce.hp.com>2010-05-27 15:14:34 -0500
committerJames Bottomley <James.Bottomley@suse.de>2010-07-27 12:01:17 -0500
commitd28ce020fb0ef9254fc9e0bd07f5898c69af9f7d (patch)
tree00e0cc4b764b2ff928f999755001ffc931a6ea08 /Documentation/scsi
parent992ebcf14f3cf029b8d0da4f479d752c19d8c726 (diff)
[SCSI] hpsa: expose controller firmware revision via /sys.
Signed-off-by: Stephen M. Cameron <scameron@beardog.cce.hp.com> Signed-off-by: James Bottomley <James.Bottomley@suse.de>
Diffstat (limited to 'Documentation/scsi')
1 files changed, 7 insertions, 0 deletions
diff --git a/Documentation/scsi/hpsa.txt b/Documentation/scsi/hpsa.txt
index 4055657340a2..dca658362cbf 100644
--- a/Documentation/scsi/hpsa.txt
+++ b/Documentation/scsi/hpsa.txt
@@ -38,6 +38,7 @@ HPSA specific entries in /sys
+ /sys/class/scsi_host/host*/firmware_revision
the host "rescan" attribute is a write only attribute. Writing to this
attribute will cause the driver to scan for new, changed, or removed devices
@@ -48,6 +49,12 @@ HPSA specific entries in /sys
normally have to use this. It may be useful when hot plugging devices like
tape drives, or entire storage boxes containing pre-configured logical drives.
+ The "firmware_revision" attribute contains the firmware version of the Smart Array.
+ For example:
+ root@host:/sys/class/scsi_host/host4# cat firmware_revision
+ 7.14
HPSA specific disk attributes:

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