backlight: ltv350qv: convert ltv350qv to dev_pm_ops
Instead of using legacy suspend/resume methods, using newer dev_pm_ops structure allows better control over power management. Signed-off-by: Jingoo Han <jg1.han@samsung.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
parent
5a3778e2f5
commit
a71ed77b3a
|
@ -271,25 +271,24 @@ static int ltv350qv_remove(struct spi_device *spi)
|
|||
return 0;
|
||||
}
|
||||
|
||||
#ifdef CONFIG_PM
|
||||
static int ltv350qv_suspend(struct spi_device *spi, pm_message_t state)
|
||||
#ifdef CONFIG_PM_SLEEP
|
||||
static int ltv350qv_suspend(struct device *dev)
|
||||
{
|
||||
struct ltv350qv *lcd = spi_get_drvdata(spi);
|
||||
struct ltv350qv *lcd = dev_get_drvdata(dev);
|
||||
|
||||
return ltv350qv_power(lcd, FB_BLANK_POWERDOWN);
|
||||
}
|
||||
|
||||
static int ltv350qv_resume(struct spi_device *spi)
|
||||
static int ltv350qv_resume(struct device *dev)
|
||||
{
|
||||
struct ltv350qv *lcd = spi_get_drvdata(spi);
|
||||
struct ltv350qv *lcd = dev_get_drvdata(dev);
|
||||
|
||||
return ltv350qv_power(lcd, FB_BLANK_UNBLANK);
|
||||
}
|
||||
#else
|
||||
#define ltv350qv_suspend NULL
|
||||
#define ltv350qv_resume NULL
|
||||
#endif
|
||||
|
||||
static SIMPLE_DEV_PM_OPS(ltv350qv_pm_ops, ltv350qv_suspend, ltv350qv_resume);
|
||||
|
||||
/* Power down all displays on reboot, poweroff or halt */
|
||||
static void ltv350qv_shutdown(struct spi_device *spi)
|
||||
{
|
||||
|
@ -302,13 +301,12 @@ static struct spi_driver ltv350qv_driver = {
|
|||
.driver = {
|
||||
.name = "ltv350qv",
|
||||
.owner = THIS_MODULE,
|
||||
.pm = <v350qv_pm_ops,
|
||||
},
|
||||
|
||||
.probe = ltv350qv_probe,
|
||||
.remove = ltv350qv_remove,
|
||||
.shutdown = ltv350qv_shutdown,
|
||||
.suspend = ltv350qv_suspend,
|
||||
.resume = ltv350qv_resume,
|
||||
};
|
||||
|
||||
module_spi_driver(ltv350qv_driver);
|
||||
|
|
Loading…
Reference in New Issue