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spi: bfin5xx: 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 17:55:32 +09:00 committed by Mark Brown
parent 272b98c645
commit fbbfd68bc0
1 changed files with 13 additions and 11 deletions
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24
drivers/spi/spi-bfin5xx.c
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@ -1410,10 +1410,10 @@ static int bfin_spi_remove(struct platform_device *pdev)
return 0;
}
#ifdef CONFIG_PM
static int bfin_spi_suspend(struct platform_device *pdev, pm_message_t state)
#ifdef CONFIG_PM_SLEEP
static int bfin_spi_suspend(struct device *dev)
{
struct bfin_spi_master_data *drv_data = platform_get_drvdata(pdev);
struct bfin_spi_master_data *drv_data = dev_get_drvdata(dev);
int status = 0;
status = bfin_spi_stop_queue(drv_data);
@ -1432,9 +1432,9 @@ static int bfin_spi_suspend(struct platform_device *pdev, pm_message_t state)
return 0;
}
static int bfin_spi_resume(struct platform_device *pdev)
static int bfin_spi_resume(struct device *dev)
{
struct bfin_spi_master_data *drv_data = platform_get_drvdata(pdev);
struct bfin_spi_master_data *drv_data = dev_get_drvdata(dev);
int status = 0;
bfin_write(&drv_data->regs->ctl, drv_data->ctrl_reg);
@ -1443,25 +1443,27 @@ static int bfin_spi_resume(struct platform_device *pdev)
/* Start the queue running */
status = bfin_spi_start_queue(drv_data);
if (status != 0) {
dev_err(&pdev->dev, "problem starting queue (%d)\n", status);
dev_err(dev, "problem starting queue (%d)\n", status);
return status;
}
return 0;
}
static SIMPLE_DEV_PM_OPS(bfin_spi_pm_ops, bfin_spi_suspend, bfin_spi_resume);
#define BFIN_SPI_PM_OPS (&bfin_spi_pm_ops)
#else
#define bfin_spi_suspend NULL
#define bfin_spi_resume NULL
#endif /* CONFIG_PM */
#define BFIN_SPI_PM_OPS NULL
#endif
MODULE_ALIAS("platform:bfin-spi");
static struct platform_driver bfin_spi_driver = {
.driver = {
.name = DRV_NAME,
.owner = THIS_MODULE,
.pm = BFIN_SPI_PM_OPS,
},
.suspend = bfin_spi_suspend,
.resume = bfin_spi_resume,
.remove = bfin_spi_remove,
};