diff options
Diffstat (limited to 'Documentation/scsi')
| -rw-r--r-- | Documentation/scsi/index.rst | 1 | ||||
| -rw-r--r-- | Documentation/scsi/link_power_management_policy.rst (renamed from Documentation/scsi/link_power_management_policy.txt) | 12 |
2 files changed, 10 insertions, 3 deletions
diff --git a/Documentation/scsi/index.rst b/Documentation/scsi/index.rst index e6850c0a1378..c40050ac3b32 100644 --- a/Documentation/scsi/index.rst +++ b/Documentation/scsi/index.rst @@ -24,5 +24,6 @@ Linux SCSI Subsystem hpsa hptiop libsas + link_power_management_policy scsi_transport_srp/figures diff --git a/Documentation/scsi/link_power_management_policy.txt b/Documentation/scsi/link_power_management_policy.rst index d18993d01884..64288dcf10f6 100644 --- a/Documentation/scsi/link_power_management_policy.txt +++ b/Documentation/scsi/link_power_management_policy.rst @@ -1,8 +1,15 @@ +.. SPDX-License-Identifier: GPL-2.0 + +========================== +Link Power Managent Policy +========================== + This parameter allows the user to set the link (interface) power management. There are 3 possible options: +===================== ===================================================== Value Effect ----------------------------------------------------------------------------- +===================== ===================================================== min_power Tell the controller to try to make the link use the least possible power when possible. This may sacrifice some performance due to increased latency @@ -15,5 +22,4 @@ max_performance Generally, this means no power management. Tell 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. - - +===================== ===================================================== |