[2/2] Documentation: document new link power management policy option

Message ID 1299176478-2999-3-git-send-email-kristen@linux.intel.com
State Not Applicable
Delegated to: David Miller
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Commit Message

Kristen Carlson Accardi March 3, 2011, 6:21 p.m.
Describe new link power management option, power_off.

Signed-off-by: Kristen Carlson Accardi <kristen@linux.intel.com>
 .../scsi/link_power_management_policy.txt          |    6 ++++--
 1 files changed, 4 insertions(+), 2 deletions(-)


diff --git a/Documentation/scsi/link_power_management_policy.txt b/Documentation/scsi/link_power_management_policy.txt
index d18993d..6a024e6 100644
--- a/Documentation/scsi/link_power_management_policy.txt
+++ b/Documentation/scsi/link_power_management_policy.txt
@@ -1,5 +1,5 @@ 
 This parameter allows the user to set the link (interface) power management.
-There are 3 possible options:
+There are 4 possible options:
 Value			Effect
@@ -16,4 +16,6 @@  medium_power		Tell the controller to enter a lower power state
 			when possible, but do not enter the lowest power
 			state, thus improving latency over min_power setting.
+power_off		If the port is unoccupied, the port will power
+			completely down.  For occupied ports, this option
+			is not valid.