diff options
| author | Rafael J. Wysocki <rjw@sisk.pl> | 2012-07-11 19:26:36 (GMT) |
|---|---|---|
| committer | Wolfram Sang <w.sang@pengutronix.de> | 2012-07-12 10:04:54 (GMT) |
| commit | 4aacc4b1b13cecef90d9ccbf9cf3fb4cc99807a0 (patch) | |
| tree | b0c2287891792477b6d4b20059400efca7b79a50 /drivers/i2c/busses/i2c-stu300.c | |
| parent | b9f1b45bacb6485838e0504c312ecabc90c1e273 (diff) | |
| download | linux-4aacc4b1b13cecef90d9ccbf9cf3fb4cc99807a0.tar.xz | |
i2c-stu300: Use struct dev_pm_ops for power management
Make the ST-Ericsson U300 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>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Wolfram Sang <w.sang@pengutronix.de>
Diffstat (limited to 'drivers/i2c/busses/i2c-stu300.c')
| -rw-r--r-- | drivers/i2c/busses/i2c-stu300.c | 19 |
1 files changed, 10 insertions, 9 deletions
diff --git a/drivers/i2c/busses/i2c-stu300.c b/drivers/i2c/busses/i2c-stu300.c index 79b7851..80dd1c0 100644 --- a/drivers/i2c/busses/i2c-stu300.c +++ b/drivers/i2c/busses/i2c-stu300.c @@ -979,31 +979,33 @@ stu300_probe(struct platform_device *pdev) } #ifdef CONFIG_PM -static int stu300_suspend(struct platform_device *pdev, pm_message_t state) +static int stu300_suspend(struct device *device) { - struct stu300_dev *dev = platform_get_drvdata(pdev); + struct stu300_dev *dev = dev_get_drvdata(device); /* Turn off everything */ stu300_wr8(0x00, dev->virtbase + I2C_CR); return 0; } -static int stu300_resume(struct platform_device *pdev) +static int stu300_resume(struct device *device) { int ret = 0; - struct stu300_dev *dev = platform_get_drvdata(pdev); + struct stu300_dev *dev = dev_get_drvdata(device); clk_enable(dev->clk); ret = stu300_init_hw(dev); clk_disable(dev->clk); if (ret != 0) - dev_err(&pdev->dev, "error re-initializing hardware.\n"); + dev_err(device, "error re-initializing hardware.\n"); return ret; } + +static SIMPLE_DEV_PM_OPS(stu300_pm, stu300_suspend, stu300_resume); +#define STU300_I2C_PM (&stu300_pm) #else -#define stu300_suspend NULL -#define stu300_resume NULL +#define STU300_I2C_PM NULL #endif static int __exit @@ -1028,10 +1030,9 @@ static struct platform_driver stu300_i2c_driver = { .driver = { .name = NAME, .owner = THIS_MODULE, + .pm = STU300_I2C_PM, }, .remove = __exit_p(stu300_remove), - .suspend = stu300_suspend, - .resume = stu300_resume, }; |