From db9c8a82031fa583dc50c18084fe3ca7b47cef4f Mon Sep 17 00:00:00 2001
From: Philip Knirsch <pknirsch@hamburg.str.redhat.com>
Date: Thu, 18 Mar 2010 14:28:48 +0100
Subject: [PATCH] - Updated ALPM powersave code in the various powersave
 profiles - Disabled USB autosuspend in laptop-battery-powersave for now

---
 tune-profiles/desktop-powersave/ktune.sh      | 24 +++++++++----------
 tune-profiles/laptop-ac-powersave/ktune.sh    | 24 +++++++++----------
 .../laptop-battery-powersave/ktune.sh         |  4 ++--
 tune-profiles/server-powersave/ktune.sh       | 24 +++++++++----------
 4 files changed, 38 insertions(+), 38 deletions(-)

diff --git a/tune-profiles/desktop-powersave/ktune.sh b/tune-profiles/desktop-powersave/ktune.sh
index d13fc81..d8ec369 100755
--- a/tune-profiles/desktop-powersave/ktune.sh
+++ b/tune-profiles/desktop-powersave/ktune.sh
@@ -1,18 +1,18 @@
 #!/bin/sh
 
-ALPM="medium_power"
+ALPM="min_power"
 
-# Set ALPM for all host adapters that support it
 set_alpm() {
-	for x in /sys/bus/scsi/devices/host*/scsi_host/host*/; do
-		hotplug="0"
-		if [ -e $x/sata_hotplug ]; then
-			hotplug="$(cat $x/sata_hotplug)"
-		fi
-		if [ "$hotplug" == "0" -a -e $x/link_power_management_policy ]; then
-			echo $1 > $x/link_power_management_policy
-		fi
-	done
+        for x in /sys/class/scsi_host/*; do
+                if [ -f $x/ahci_port_cmd ]; then
+                        port_cmd=`cat $x/ahci_port_cmd`;
+                        if [ $((0x$port_cmd & 0x240000)) = 0 -a -f $x/link_power_management_policy ]; then
+                                echo $1 >$x/link_power_management_policy;
+                        else
+                                echo "max_performance" >$x/link_power_management_policy;
+                        fi
+                fi
+        done
 }
 
 start() {
@@ -22,7 +22,7 @@ start() {
 
 # Disable ALPM for all host adapters that support it
 stop() {
-	set_alpm "max_power"
+	set_alpm "max_performance"
 	return 0
 }
 
diff --git a/tune-profiles/laptop-ac-powersave/ktune.sh b/tune-profiles/laptop-ac-powersave/ktune.sh
index d13fc81..d8ec369 100755
--- a/tune-profiles/laptop-ac-powersave/ktune.sh
+++ b/tune-profiles/laptop-ac-powersave/ktune.sh
@@ -1,18 +1,18 @@
 #!/bin/sh
 
-ALPM="medium_power"
+ALPM="min_power"
 
-# Set ALPM for all host adapters that support it
 set_alpm() {
-	for x in /sys/bus/scsi/devices/host*/scsi_host/host*/; do
-		hotplug="0"
-		if [ -e $x/sata_hotplug ]; then
-			hotplug="$(cat $x/sata_hotplug)"
-		fi
-		if [ "$hotplug" == "0" -a -e $x/link_power_management_policy ]; then
-			echo $1 > $x/link_power_management_policy
-		fi
-	done
+        for x in /sys/class/scsi_host/*; do
+                if [ -f $x/ahci_port_cmd ]; then
+                        port_cmd=`cat $x/ahci_port_cmd`;
+                        if [ $((0x$port_cmd & 0x240000)) = 0 -a -f $x/link_power_management_policy ]; then
+                                echo $1 >$x/link_power_management_policy;
+                        else
+                                echo "max_performance" >$x/link_power_management_policy;
+                        fi
+                fi
+        done
 }
 
 start() {
@@ -22,7 +22,7 @@ start() {
 
 # Disable ALPM for all host adapters that support it
 stop() {
-	set_alpm "max_power"
+	set_alpm "max_performance"
 	return 0
 }
 
diff --git a/tune-profiles/laptop-battery-powersave/ktune.sh b/tune-profiles/laptop-battery-powersave/ktune.sh
index 9672c52..5baef3c 100755
--- a/tune-profiles/laptop-battery-powersave/ktune.sh
+++ b/tune-profiles/laptop-battery-powersave/ktune.sh
@@ -20,7 +20,7 @@ start() {
 	set_alpm ${ALPM}
 
 	# Enables USB autosuspend for all devices
-	for i in /sys/bus/usb/devices/*/power/autosuspend; do echo 1 > $i; done > /dev/null 2>&1
+	#for i in /sys/bus/usb/devices/*/power/autosuspend; do echo 1 > $i; done > /dev/null 2>&1
 
 	# Enables multi core power savings for low wakeup systems
 	[ -e /sys/devices/system/cpu/sched_mc_power_savings ] && echo 1 > /sys/devices/system/cpu/sched_mc_power_savings
@@ -44,7 +44,7 @@ stop() {
 	set_alpm "max_performance"
 
 	# Disables USB autosuspend for all devices
-	for i in /sys/bus/usb/devices/*/power/autosuspend; do echo 0 > $i; done > /dev/null 2>&1
+	#for i in /sys/bus/usb/devices/*/power/autosuspend; do echo 0 > $i; done > /dev/null 2>&1
 
 	# Disables multi core power savings for low wakeup systems
 	[ -e /sys/devices/system/cpu/sched_mc_power_savings ] && echo 0 > /sys/devices/system/cpu/sched_mc_power_savings
diff --git a/tune-profiles/server-powersave/ktune.sh b/tune-profiles/server-powersave/ktune.sh
index d13fc81..d8ec369 100755
--- a/tune-profiles/server-powersave/ktune.sh
+++ b/tune-profiles/server-powersave/ktune.sh
@@ -1,18 +1,18 @@
 #!/bin/sh
 
-ALPM="medium_power"
+ALPM="min_power"
 
-# Set ALPM for all host adapters that support it
 set_alpm() {
-	for x in /sys/bus/scsi/devices/host*/scsi_host/host*/; do
-		hotplug="0"
-		if [ -e $x/sata_hotplug ]; then
-			hotplug="$(cat $x/sata_hotplug)"
-		fi
-		if [ "$hotplug" == "0" -a -e $x/link_power_management_policy ]; then
-			echo $1 > $x/link_power_management_policy
-		fi
-	done
+        for x in /sys/class/scsi_host/*; do
+                if [ -f $x/ahci_port_cmd ]; then
+                        port_cmd=`cat $x/ahci_port_cmd`;
+                        if [ $((0x$port_cmd & 0x240000)) = 0 -a -f $x/link_power_management_policy ]; then
+                                echo $1 >$x/link_power_management_policy;
+                        else
+                                echo "max_performance" >$x/link_power_management_policy;
+                        fi
+                fi
+        done
 }
 
 start() {
@@ -22,7 +22,7 @@ start() {
 
 # Disable ALPM for all host adapters that support it
 stop() {
-	set_alpm "max_power"
+	set_alpm "max_performance"
 	return 0
 }