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Merge "input: misc: pat9125: add sysfs for suspend-resume test"

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Linux Build Service Account 2016-10-21 07:20:45 -07:00 • committed by Gerrit - the friendly Code Review server
commit 448d10ae99
1 changed files with 29 additions and 0 deletions
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29
drivers/input/misc/ots_pat9125/pat9125_linux_driver.c
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@ -31,6 +31,10 @@ struct pixart_pat9125_data {
struct pinctrl_state *pinctrl_state_release; struct pinctrl_state *pinctrl_state_release;
}; };
/* Declaration of suspend and resume functions */
static int pat9125_suspend(struct device *dev);
static int pat9125_resume(struct device *dev);
static int pat9125_i2c_write(struct i2c_client *client, u8 reg, u8 *data, static int pat9125_i2c_write(struct i2c_client *client, u8 reg, u8 *data,
int len) int len)
{ {
@ -146,6 +150,27 @@ static irqreturn_t pat9125_irq(int irq, void *dev_data)
return IRQ_HANDLED; return IRQ_HANDLED;
} }
static ssize_t pat9125_suspend_store(struct device *dev,
struct device_attribute *attr, const char *buf, size_t count)
{
struct pixart_pat9125_data *data =
(struct pixart_pat9125_data *) dev_get_drvdata(dev);
struct i2c_client *client = data->client;
int mode;
if (kstrtoint(buf, 10, &mode)) {
dev_err(dev, "failed to read input for sysfs\n");
return -EINVAL;
}
if (mode == 1)
pat9125_suspend(&client->dev);
else if (mode == 0)
pat9125_resume(&client->dev);
return count;
}
static ssize_t pat9125_test_store(struct device *dev, static ssize_t pat9125_test_store(struct device *dev,
struct device_attribute *attr, const char *buf, size_t count) struct device_attribute *attr, const char *buf, size_t count)
{ {
@ -191,11 +216,15 @@ static ssize_t pat9125_test_show(struct device *dev,
{ {
return 0; return 0;
} }
static DEVICE_ATTR(suspend, S_IRUGO | S_IWUSR | S_IWGRP,
NULL, pat9125_suspend_store);
static DEVICE_ATTR(test, S_IRUGO | S_IWUSR | S_IWGRP, static DEVICE_ATTR(test, S_IRUGO | S_IWUSR | S_IWGRP,
pat9125_test_show, pat9125_test_store); pat9125_test_show, pat9125_test_store);
static struct attribute *pat9125_attr_list[] = { static struct attribute *pat9125_attr_list[] = {
&dev_attr_test.attr, &dev_attr_test.attr,
&dev_attr_suspend.attr,
NULL, NULL,
}; };