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I2C: Rework i2c-s3c2410 suspend_late()/resume() V2 

This is V2 of the i2c-s3c2410 dev_pm_ops patch.

The callbacks are converted for CONFIG_SUSPEND like this:
  suspend_late() -> suspend_noirq()
  resume() -> resume()

Signed-off-by: Magnus Damm <damm@igel.co.jp>
Acked-by: Greg Kroah-Hartman <gregkh@suse.de>
Acked-by: Pavel Machek <pavel@ucw.cz>
Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>
This commit is contained in:
Magnus Damm 2009-07-08 13:22:47 +02:00 коммит произвёл Rafael J. Wysocki
Родитель 57f4d4f1b7
Коммит 6a6c6189b1
1 изменённых файлов: 16 добавлений и 9 удалений
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25
drivers/i2c/busses/i2c-s3c2410.c
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@ -951,17 +951,20 @@ static int s3c24xx_i2c_remove(struct platform_device *pdev)
} }
#ifdef CONFIG_PM #ifdef CONFIG_PM
static int s3c24xx_i2c_suspend_late(struct platform_device *dev, static int s3c24xx_i2c_suspend_noirq(struct device *dev)
pm_message_t msg)
{ {
struct s3c24xx_i2c *i2c = platform_get_drvdata(dev); struct platform_device *pdev = to_platform_device(dev);
struct s3c24xx_i2c *i2c = platform_get_drvdata(pdev);
i2c->suspended = 1; i2c->suspended = 1;
return 0; return 0;
} }
static int s3c24xx_i2c_resume(struct platform_device *dev) static int s3c24xx_i2c_resume(struct device *dev)
{ {
struct s3c24xx_i2c *i2c = platform_get_drvdata(dev); struct platform_device *pdev = to_platform_device(dev);
struct s3c24xx_i2c *i2c = platform_get_drvdata(pdev);
i2c->suspended = 0; i2c->suspended = 0;
s3c24xx_i2c_init(i2c); s3c24xx_i2c_init(i2c);
@ -969,9 +972,14 @@ static int s3c24xx_i2c_resume(struct platform_device *dev)
return 0; return 0;
} }
static struct dev_pm_ops s3c24xx_i2c_dev_pm_ops = {
.suspend_noirq = s3c24xx_i2c_suspend_noirq,
.resume = s3c24xx_i2c_resume,
};
#define S3C24XX_DEV_PM_OPS (&s3c24xx_i2c_dev_pm_ops)
#else #else
#define s3c24xx_i2c_suspend_late NULL #define S3C24XX_DEV_PM_OPS NULL
#define s3c24xx_i2c_resume NULL
#endif #endif
/* device driver for platform bus bits */ /* device driver for platform bus bits */
@ -990,12 +998,11 @@ MODULE_DEVICE_TABLE(platform, s3c24xx_driver_ids);
static struct platform_driver s3c24xx_i2c_driver = { static struct platform_driver s3c24xx_i2c_driver = {
.probe = s3c24xx_i2c_probe, .probe = s3c24xx_i2c_probe,
.remove = s3c24xx_i2c_remove, .remove = s3c24xx_i2c_remove,
.suspend_late = s3c24xx_i2c_suspend_late,
.resume = s3c24xx_i2c_resume,
.id_table = s3c24xx_driver_ids, .id_table = s3c24xx_driver_ids,
.driver = { .driver = {
.owner = THIS_MODULE, .owner = THIS_MODULE,
.name = "s3c-i2c", .name = "s3c-i2c",
.pm = S3C24XX_DEV_PM_OPS,
}, },
}; };