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authorAaron Lu <aaron.lu@amd.com>2012-06-25 16:13:09 +0800
committerJeff Garzik <jgarzik@redhat.com>2012-06-29 11:38:45 -0400
commit166a2967b45ede2e2e56f3ede3cd32053dc17812 (patch)
treee1cb8b667281fc42512f1e4656292789e76bb5f3 /include/scsi
parentb1354cbb5bfce28f2e1ed28d77b362dfdfca638d (diff)
downloadop-kernel-dev-166a2967b45ede2e2e56f3ede3cd32053dc17812.zip
op-kernel-dev-166a2967b45ede2e2e56f3ede3cd32053dc17812.tar.gz
libata: tell scsi layer device supports runtime power off
If ATA device supports "Device Attention", then tell scsi layer that the device supports runtime power off. Signed-off-by: Aaron Lu <aaron.lu@amd.com> Signed-off-by: Lin Ming <ming.m.lin@intel.com> Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
Diffstat (limited to 'include/scsi')
-rw-r--r--include/scsi/scsi_device.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/scsi/scsi_device.h b/include/scsi/scsi_device.h
index ba96988..aff7525 100644
--- a/include/scsi/scsi_device.h
+++ b/include/scsi/scsi_device.h
@@ -153,6 +153,7 @@ struct scsi_device {
unsigned no_read_capacity_16:1; /* Avoid READ_CAPACITY_16 cmds */
unsigned try_rc_10_first:1; /* Try READ_CAPACACITY_10 first */
unsigned is_visible:1; /* is the device visible in sysfs */
+ unsigned can_power_off:1; /* Device supports runtime power off */
DECLARE_BITMAP(supported_events, SDEV_EVT_MAXBITS); /* supported events */
struct list_head event_list; /* asserted events */
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