Author: titmuss
Date: Thu Feb 7 07:18:17 2008
New Revision: 1847
URL: http://svn.slimdevices.com?rev=1847&root=Jive&view=rev
Log:
Bug: 6580
Description:
In 'sleep' state don't process screen updates (lower cpu usage), slow the cpu
down and
turn off the DAC. This reduces the power consumption in sleep state to 60mA.
Modified:
branches/7.0/jive/src/pkg/jive_squeezeboxjive/share/applets/SqueezeboxJive/SqueezeboxJiveApplet.lua
Modified:
branches/7.0/jive/src/pkg/jive_squeezeboxjive/share/applets/SqueezeboxJive/SqueezeboxJiveApplet.lua
URL:
http://svn.slimdevices.com/branches/7.0/jive/src/pkg/jive_squeezeboxjive/share/applets/SqueezeboxJive/SqueezeboxJiveApplet.lua?rev=1847&root=Jive&r1=1846&r2=1847&view=diff
==============================================================================
---
branches/7.0/jive/src/pkg/jive_squeezeboxjive/share/applets/SqueezeboxJive/SqueezeboxJiveApplet.lua
(original)
+++
branches/7.0/jive/src/pkg/jive_squeezeboxjive/share/applets/SqueezeboxJive/SqueezeboxJiveApplet.lua
Thu Feb 7 07:18:17 2008
@@ -75,6 +75,10 @@
oo.class(_M, Applet)
+-- disable battery low test, useful for debugging
+local CHECK_BATTERY_LOW = true
+
+
function init(self)
local uuid, mac
@@ -294,7 +298,7 @@
end
else
local bat = jiveBSP.ioctl(17)
- if bat < 807 then
+ if CHECK_BATTERY_LOW and bat < 807 then
self:batteryLowShow()
elseif bat < 820 then
iconbar:setBattery("0")
@@ -321,6 +325,13 @@
if lcdLevel ~= nil then
self.lcdLevel = lcdLevel
jiveBSP.ioctl(11, lcdLevel * 2048)
+
+ -- don't update the screen when the lcd is off
+ if lcdLevel == 0 then
+ Framework:setUpdateScreen(false)
+ else
+ Framework:setUpdateScreen(true)
+ end
end
if keyLevel ~= nil then
@@ -507,8 +518,8 @@
elseif self.powerState == "dimmed" then
self:setPowerState("sleep")
elseif self.powerState == "sleep" then
- self:setPowerState("hibernate")
- elseif self.powerState == "hibernate" then
+ self:setPowerState("suspend")
+ elseif self.powerState == "suspend" then
-- we can't go to sleep anymore
end
end
@@ -528,6 +539,12 @@
if self.acpower then
-- charging
+ self:_setCPUSpeed(true)
+
+ if self.audioVolume ~= nil then
+ Audio:setEffectVolume(self.audioVolume)
+ self.audioVolume = nil
+ end
if state == "active" then
self:setBrightness()
@@ -553,36 +570,45 @@
-- battery
if state == "active" then
+ self:_setCPUSpeed(true)
self:setBrightness()
--- if self.isAudioEnabled ~= nil then
--- Audio:effectsEnable(self.isAudioEnabled)
--- self.isAudioEnabled = nil
--- end
+
+ if self.audioVolume ~= nil then
+ Audio:setEffectVolume(self.audioVolume)
+ self.audioVolume = nil
+ end
+
interval = settings.dimmedTimeout
elseif state == "locked" then
+ self:_setCPUSpeed(true)
self:setBrightness()
+
+ if self.audioVolume ~= nil then
+ Audio:setEffectVolume(self.audioVolume)
+ self.audioVolume = nil
+ end
+
self.lockedTimer:restart()
--- if self.isAudioEnabled ~= nil then
--- Audio:effectsEnable(self.isAudioEnabled)
--- self.isAudioEnabled = nil
--- end
interval = settings.dimmedTimeout
elseif state == "dimmed" then
+ self:_setCPUSpeed(true)
self:_setBrightness(true, 8, 0)
--- self.isAudioEnabled = Audio:isEffectsEnabled()
--- Audio:effectsEnable(false)
interval = settings.sleepTimeout
else
self:_setBrightness(true, 0, 0)
+ self:_setCPUSpeed(false)
+
+ self.audioVolume = Audio:getEffectVolume()
+ Audio:setEffectVolume(0)
if state == "sleep" then
- interval = settings.hibernateTimeout
- elseif state == "hibernate" then
- log:error("FIXME hibernate now...")
+ interval = settings.suspendTimeout
+ elseif state == "suspend" then
+ log:error("FIXME suspend now...")
end
end
end
@@ -603,14 +629,15 @@
popup:addWidget(Textarea("help", self:string("BSP_SCREEN_LOCKED_HELP")))
self:tieAndShowWindow(popup)
+ self:setPowerState("locked")
+
self.lockedPopup = popup
self.lockedTimer = Timer(2000,
function()
self:_setBrightness(true, 0, 0)
+ self:_setCPUSpeed(false)
end,
true)
-
- self:setPowerState("locked")
self.lockedListener =
Framework:addListener(EVENT_KEY_DOWN | EVENT_KEY_PRESS,
@@ -763,6 +790,24 @@
end
+function _setCPUSpeed(self, fast)
+ local filename = "/sys/devices/system/cpu/cpu0/cpufreq/scaling_setspeed"
+
+ -- 200MHZ or 50MHz
+ local speed = fast and 200000 or 50000
+
+ log:info("Set CPU speed ", speed)
+ local fh, err = io.open(filename, "w")
+ if err then
+ log:warn("Can't write to ", filename)
+ return
+ end
+
+ fh:write(speed)
+ fh:close()
+end
+
+
function _powerOff(self)
log:info("Poweroff begin")
_______________________________________________
Jive-checkins mailing list
[email protected]
http://lists.slimdevices.com/cgi-bin/mailman/listinfo/jive-checkins
