Set the delay (in ms) between events the lis302dl kernel module generates.
With this can control the amount of cpu fsodeviced uses when the accelerometer
is enabled/generating events.
Signed-off-by: Peter van de Werken <pwerken-...@a-eskwadraat.nl>
---
fsodeviced/conf/openmoko_gta/fsodeviced.conf | 1 +
.../src/plugins/accelerometer_lis302/plugin.vala | 4 ++++
2 files changed, 5 insertions(+), 0 deletions(-)
diff --git a/fsodeviced/conf/openmoko_gta/fsodeviced.conf
b/fsodeviced/conf/openmoko_gta/fsodeviced.conf
index d04570f..5d1ac8c 100644
--- a/fsodeviced/conf/openmoko_gta/fsodeviced.conf
+++ b/fsodeviced/conf/openmoko_gta/fsodeviced.conf
@@ -12,6 +12,7 @@ log_destination = /var/log/fsodeviced.log
[fsodevice.accelerometer_lis302]
inputnode = /input/event4
sysfsnode = /bus/spi/devices/spi3.0/
+duration = 200
sample_rate = 100
threshold = 54
full_scale = 2.3
diff --git a/fsodeviced/src/plugins/accelerometer_lis302/plugin.vala
b/fsodeviced/src/plugins/accelerometer_lis302/plugin.vala
index 0fc60ef..1f2aa4c 100644
--- a/fsodeviced/src/plugins/accelerometer_lis302/plugin.vala
+++ b/fsodeviced/src/plugins/accelerometer_lis302/plugin.vala
@@ -25,6 +25,7 @@ namespace Hardware {
internal const string DEFAULT_EVENT_NODE = "/input/event4";
internal const string LIS302_CONFIGURATION_NODE =
"/bus/spi/devices/spi3.0/";
+ internal const int LIS302_DEFAULT_DURATION = 200;
internal const int LIS302_DEFAULT_SAMPLERATE = 100;
internal const int LIS302_DEFAULT_THRESHOLD = 54;
internal const string LIS302_DEFAULT_FULLSCALE = "2.3";
@@ -34,6 +35,7 @@ class AccelerometerLis302 : FsoDevice.BaseAccelerometer
private string inputnode;
private string sysfsnode;
+ private uint duration;
private uint sample_rate;
private uint threshold;
private string full_scale;
@@ -54,6 +56,7 @@ class AccelerometerLis302 : FsoDevice.BaseAccelerometer
var devfs_root = config.stringValue( "cornucopia", "devfs_root",
"/dev" );
inputnode = devfs_root + config.stringValue( PLUGIN_NAME, "inputnode",
DEFAULT_EVENT_NODE );
sysfsnode = sysfs_root + config.stringValue( PLUGIN_NAME, "sysfsnode",
LIS302_CONFIGURATION_NODE );
+ duration = config.intValue( PLUGIN_NAME, "duration",
LIS302_DEFAULT_DURATION );
sample_rate = config.intValue( PLUGIN_NAME, "sample_rate",
LIS302_DEFAULT_SAMPLERATE );
threshold = config.intValue( PLUGIN_NAME, "threshold",
LIS302_DEFAULT_THRESHOLD );
full_scale = config.stringValue( PLUGIN_NAME, "full_scale",
LIS302_DEFAULT_FULLSCALE );
@@ -65,6 +68,7 @@ class AccelerometerLis302 : FsoDevice.BaseAccelerometer
}
else
{
+ FsoFramework.FileHandling.write( duration.to_string(), sysfsnode +
"/duration" );
FsoFramework.FileHandling.write( sample_rate.to_string(),
sysfsnode + "/sample_rate" );
FsoFramework.FileHandling.write( threshold.to_string(), sysfsnode
+ "/threshold" );
FsoFramework.FileHandling.write( full_scale, sysfsnode +
"/full_scale" );
--
1.7
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