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| author | Magnus Damm <damm@igel.co.jp> | 2009-07-08 13:22:56 +0200 |
|---|---|---|
| committer | Rafael J. Wysocki <rjw@sisk.pl> | 2009-07-22 00:28:39 +0200 |
| commit | 48fea9659ec1a35641db3832adaf3860ecabb6ba (patch) | |
| tree | 00d218b148617d9dd0802c8fba5eb92413f6052a /drivers | |
| parent | 6a6c6189b1fef97de9b8b936131fe2085ac42a5a (diff) | |
| download | kernel_samsung_smdk4412-48fea9659ec1a35641db3832adaf3860ecabb6ba.zip kernel_samsung_smdk4412-48fea9659ec1a35641db3832adaf3860ecabb6ba.tar.gz kernel_samsung_smdk4412-48fea9659ec1a35641db3832adaf3860ecabb6ba.tar.bz2 | |
USB: Rework musb suspend()/resume_early()
This patch reworks platform driver power management code
for musb from legacy callbacks to dev_pm_ops.
The callbacks are converted for CONFIG_SUSPEND like this:
suspend() -> suspend()
resume_early() -> resume_noirq()
Signed-off-by: Magnus Damm <damm@igel.co.jp>
Acked-by: Greg Kroah-Hartman <gregkh@suse.de>
Acked-by: Pavel Machek <pavel@ucw.cz>
Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/usb/musb/musb_core.c | 18 |
1 files changed, 12 insertions, 6 deletions
diff --git a/drivers/usb/musb/musb_core.c b/drivers/usb/musb/musb_core.c index 554a414..1191928 100644 --- a/drivers/usb/musb/musb_core.c +++ b/drivers/usb/musb/musb_core.c @@ -2168,8 +2168,9 @@ static int __devexit musb_remove(struct platform_device *pdev) #ifdef CONFIG_PM -static int musb_suspend(struct platform_device *pdev, pm_message_t message) +static int musb_suspend(struct device *dev) { + struct platform_device *pdev = to_platform_device(dev); unsigned long flags; struct musb *musb = dev_to_musb(&pdev->dev); @@ -2196,8 +2197,9 @@ static int musb_suspend(struct platform_device *pdev, pm_message_t message) return 0; } -static int musb_resume_early(struct platform_device *pdev) +static int musb_resume_noirq(struct device *dev) { + struct platform_device *pdev = to_platform_device(dev); struct musb *musb = dev_to_musb(&pdev->dev); if (!musb->clock) @@ -2215,9 +2217,14 @@ static int musb_resume_early(struct platform_device *pdev) return 0; } +static struct dev_pm_ops musb_dev_pm_ops = { + .suspend = musb_suspend, + .resume_noirq = musb_resume_noirq, +}; + +#define MUSB_DEV_PM_OPS (&musb_dev_pm_ops) #else -#define musb_suspend NULL -#define musb_resume_early NULL +#define MUSB_DEV_PM_OPS NULL #endif static struct platform_driver musb_driver = { @@ -2225,11 +2232,10 @@ static struct platform_driver musb_driver = { .name = (char *)musb_driver_name, .bus = &platform_bus_type, .owner = THIS_MODULE, + .pm = MUSB_DEV_PM_OPS, }, .remove = __devexit_p(musb_remove), .shutdown = musb_shutdown, - .suspend = musb_suspend, - .resume_early = musb_resume_early, }; /*-------------------------------------------------------------------------*/ |