korg/linux
0
0
Fork 0
mirror of https://mirrors.bfsu.edu.cn/git/linux.git synced 2024-11-16 16:54:20 +08:00
Code Issues Packages Projects Releases Wiki Activity

i2c-ocores: Use struct dev_pm_ops for power management

Browse Source 
Make the OpenCores I2C controller driver define its PM callbacks
through a struct dev_pm_ops object rather than by using legacy PM
hooks in struct platform_driver.

Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>
Signed-off-by: Wolfram Sang <w.sang@pengutronix.de>
This commit is contained in:
Rafael J. Wysocki 2012-07-11 21:24:15 +02:00 committed by Wolfram Sang
parent 85777ad264
commit 84603c7c2e
1 changed files with 9 additions and 8 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

17
drivers/i2c/busses/i2c-ocores.c
View File

@ -367,9 +367,9 @@ static int __devexit ocores_i2c_remove(struct platform_device* pdev)
}
#ifdef CONFIG_PM
static int ocores_i2c_suspend(struct platform_device *pdev, pm_message_t state)
static int ocores_i2c_suspend(struct device *dev)
{
struct ocores_i2c *i2c = platform_get_drvdata(pdev);
struct ocores_i2c *i2c = dev_get_drvdata(dev);
u8 ctrl = oc_getreg(i2c, OCI2C_CONTROL);
/* make sure the device is disabled */
@ -378,17 +378,19 @@ static int ocores_i2c_suspend(struct platform_device *pdev, pm_message_t state)
return 0;
}
static int ocores_i2c_resume(struct platform_device *pdev)
static int ocores_i2c_resume(struct device *dev)
{
struct ocores_i2c *i2c = platform_get_drvdata(pdev);
struct ocores_i2c *i2c = dev_get_drvdata(dev);
ocores_init(i2c);
return 0;
}
static SIMPLE_DEV_PM_OPS(ocores_i2c_pm, ocores_i2c_suspend, ocores_i2c_resume);
#define OCORES_I2C_PM (&ocores_i2c_pm)
#else
#define ocores_i2c_suspend NULL
#define ocores_i2c_resume NULL
#define OCORES_I2C_PM NULL
#endif
static struct of_device_id ocores_i2c_match[] = {
@ -400,12 +402,11 @@ MODULE_DEVICE_TABLE(of, ocores_i2c_match);
static struct platform_driver ocores_i2c_driver = {
.probe = ocores_i2c_probe,
.remove = __devexit_p(ocores_i2c_remove),
.suspend = ocores_i2c_suspend,
.resume = ocores_i2c_resume,
.driver = {
.owner = THIS_MODULE,
.name = "ocores-i2c",
.of_match_table = ocores_i2c_match,
.pm = OCORES_I2C_PM,
},
};