Input: ad7877 - convert to dev_pm_ops

There is a move to deprecate bus-specific PM operations and move to
using dev_pm_ops instead in order to reduce the amount of boilerplate
code in buses and facilitate updates to the PM core. Do this move for
the ad7879 SPI driver.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Acked-by: Michael Hennerich <Michael.Hennerich@analog.com>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
This commit is contained in:
Mark Brown 2011-01-20 22:47:47 -08:00 committed by Dmitry Torokhov
parent 50a88cb7ed
commit fccdd7c4ae

View File

@ -41,6 +41,7 @@
#include <linux/delay.h>
#include <linux/input.h>
#include <linux/interrupt.h>
#include <linux/pm.h>
#include <linux/slab.h>
#include <linux/spi/spi.h>
#include <linux/spi/ad7877.h>
@ -826,39 +827,37 @@ static int __devexit ad7877_remove(struct spi_device *spi)
return 0;
}
#ifdef CONFIG_PM
static int ad7877_suspend(struct spi_device *spi, pm_message_t message)
#ifdef CONFIG_PM_SLEEP
static int ad7877_suspend(struct device *dev)
{
struct ad7877 *ts = dev_get_drvdata(&spi->dev);
struct ad7877 *ts = dev_get_drvdata(dev);
ad7877_disable(ts);
return 0;
}
static int ad7877_resume(struct spi_device *spi)
static int ad7877_resume(struct device *dev)
{
struct ad7877 *ts = dev_get_drvdata(&spi->dev);
struct ad7877 *ts = dev_get_drvdata(dev);
ad7877_enable(ts);
return 0;
}
#else
#define ad7877_suspend NULL
#define ad7877_resume NULL
#endif
static SIMPLE_DEV_PM_OPS(ad7877_pm, ad7877_suspend, ad7877_resume);
static struct spi_driver ad7877_driver = {
.driver = {
.name = "ad7877",
.bus = &spi_bus_type,
.owner = THIS_MODULE,
.pm = &ad7877_pm,
},
.probe = ad7877_probe,
.remove = __devexit_p(ad7877_remove),
.suspend = ad7877_suspend,
.resume = ad7877_resume,
};
static int __init ad7877_init(void)