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Commit 11ac0e83 authored by Todd Poynor's avatar Todd Poynor Committed by Ruchi Kandoi
Browse files

power: android: add /d/android-power 



Change-Id: I306ae5928bb5c32dc986811cfa3a6dd98519a2d7
Signed-off-by: default avatarTodd Poynor <toddpoynor@google.com>
parent 359bc164

drivers/power/android_battery.c

+37 −1
Original line number Diff line number Diff line
@@ -32,6 +32,7 @@ 
#include <linux/wakelock.h>

#include <linux/workqueue.h>

#include <linux/timer.h>

#include <linux/debugfs.h>

#include <linux/platform_data/android_battery.h>



struct android_bat_data {
@@ -60,6 +61,8 @@ struct android_bat_data { 


	bool		slow_poll;

	ktime_t		last_poll;



	struct dentry		*debugfs_entry;

};



static enum power_supply_property android_battery_props[] = {
@@ -330,6 +333,32 @@ static void android_bat_monitor_work(struct work_struct *work) 
	return;

}



static int android_power_debug_dump(struct seq_file *s, void *unused)

{

	struct android_bat_data *battery = s->private;



	android_bat_update_data(battery);

	seq_printf(s, "l=%d v=%d c=%d temp=%d h=%d st=%d type=%s\n",

		   battery->batt_soc, battery->batt_vcell/1000,

		   battery->batt_current, battery->batt_temp,

		   battery->batt_health, battery->charging_status,

		   charge_source_str(battery->charge_source));



	return 0;

}



static int android_power_debug_open(struct inode *inode, struct file *file)

{

	return single_open(file, android_power_debug_dump, inode->i_private);

}



static const struct file_operations android_power_debug_fops = {

	.open = android_power_debug_open,

	.read = seq_read,

	.llseek = seq_lseek,

	.release = single_release,

};



static int android_bat_probe(struct platform_device *pdev)

{

	struct android_bat_platform_data *pdata = dev_get_platdata(&pdev->dev);
@@ -399,8 +428,14 @@ static int android_bat_probe(struct platform_device *pdev) 


	queue_delayed_work(battery->monitor_wqueue,

		&battery->monitor_work, msecs_to_jiffies(0));

	return 0;



	battery->debugfs_entry =

		debugfs_create_file("android-power", S_IRUGO, NULL,

				    battery, &android_power_debug_fops);

	if (!battery->debugfs_entry)

		pr_err("failed to create android-power debugfs entry\n");



	return 0;



err_wq:

	power_supply_unregister(&battery->psy_bat);
@@ -422,6 +457,7 @@ static int android_bat_remove(struct platform_device *pdev) 
	power_supply_unregister(&battery->psy_bat);

	wake_lock_destroy(&battery->monitor_wake_lock);

	wake_lock_destroy(&battery->charger_wake_lock);

	debugfs_remove(battery->debugfs_entry);

	kfree(battery);

	return 0;

}