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spi: bfin-sport: convert from legacy pm ops 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: Mark Brown <broonie@linaro.org>
This commit is contained in:
Jingoo Han 2013-09-09 17:56:17 +09:00 committed by Mark Brown
parent fbbfd68bc0
commit 673d6e1767
1 changed files with 14 additions and 13 deletions
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27
drivers/spi/spi-bfin-sport.c
View File

@ -879,11 +879,10 @@ static int bfin_sport_spi_remove(struct platform_device *pdev)
return 0;
}
#ifdef CONFIG_PM
static int
bfin_sport_spi_suspend(struct platform_device *pdev, pm_message_t state)
#ifdef CONFIG_PM_SLEEP
static int bfin_sport_spi_suspend(struct device *dev)
{
struct bfin_sport_spi_master_data *drv_data = platform_get_drvdata(pdev);
struct bfin_sport_spi_master_data *drv_data = dev_get_drvdata(dev);
int status;
status = bfin_sport_spi_stop_queue(drv_data);
@ -896,10 +895,9 @@ bfin_sport_spi_suspend(struct platform_device *pdev, pm_message_t state)
return status;
}
static int
bfin_sport_spi_resume(struct platform_device *pdev)
static int bfin_sport_spi_resume(struct device *dev)
{
struct bfin_sport_spi_master_data *drv_data = platform_get_drvdata(pdev);
struct bfin_sport_spi_master_data *drv_data = dev_get_drvdata(dev);
int status;
/* Enable the SPI interface */
@ -912,19 +910,22 @@ bfin_sport_spi_resume(struct platform_device *pdev)
return status;
}
static SIMPLE_DEV_PM_OPS(bfin_sport_spi_pm_ops, bfin_sport_spi_suspend,
bfin_sport_spi_resume);
#define BFIN_SPORT_SPI_PM_OPS (&bfin_sport_spi_pm_ops)
#else
# define bfin_sport_spi_suspend NULL
# define bfin_sport_spi_resume NULL
#define BFIN_SPORT_SPI_PM_OPS NULL
#endif
static struct platform_driver bfin_sport_spi_driver = {
.driver = {
.name = DRV_NAME,
.owner = THIS_MODULE,
.name = DRV_NAME,
.owner = THIS_MODULE,
.pm = BFIN_SPORT_SPI_PM_OPS,
},
.probe = bfin_sport_spi_probe,
.remove = bfin_sport_spi_remove,
.suspend = bfin_sport_spi_suspend,
.resume = bfin_sport_spi_resume,
};
module_platform_driver(bfin_sport_spi_driver);