Change scoop platform driver to register pm ops using dev_pm_ops instead of legacy pm_ops. .pm hooks call existing legacy suspend and resume interfaces by passing in the right pm state. Signed-off-by: Shuah Khan <shuah.kh@xxxxxxxxxxx> --- arch/arm/common/scoop.c | 44 +++++++++++++++++++++++++++++++++++++------- 1 file changed, 37 insertions(+), 7 deletions(-) diff --git a/arch/arm/common/scoop.c b/arch/arm/common/scoop.c index a5c3dc3..260a60b 100644 --- a/arch/arm/common/scoop.c +++ b/arch/arm/common/scoop.c @@ -151,7 +151,7 @@ static void check_scoop_reg(struct scoop_dev *sdev) iowrite16(0x0101, sdev->base + SCOOP_MCR); } -static int scoop_suspend(struct platform_device *dev, pm_message_t state) +static int __scoop_suspend(struct platform_device *dev, pm_message_t state) { struct scoop_dev *sdev = platform_get_drvdata(dev); @@ -162,7 +162,22 @@ static int scoop_suspend(struct platform_device *dev, pm_message_t state) return 0; } -static int scoop_resume(struct platform_device *dev) +static int scoop_suspend(struct device *dev) +{ + return __scoop_suspend(to_platform_device(dev), PMSG_SUSPEND); +} + +static int scoop_freeze(struct device *dev) +{ + return __scoop_suspend(to_platform_device(dev), PMSG_FREEZE); +} + +static int scoop_poweroff(struct device *dev) +{ + return __scoop_suspend(to_platform_device(dev), PMSG_HIBERNATE); +} + +static int __scoop_resume(struct platform_device *dev) { struct scoop_dev *sdev = platform_get_drvdata(dev); @@ -171,9 +186,11 @@ static int scoop_resume(struct platform_device *dev) return 0; } -#else -#define scoop_suspend NULL -#define scoop_resume NULL + +static int scoop_resume(struct device *dev) +{ + return __scoop_resume(to_platform_device(dev)); +} #endif static int scoop_probe(struct platform_device *pdev) @@ -266,13 +283,26 @@ static int scoop_remove(struct platform_device *pdev) return 0; } +#ifdef CONFIG_PM +static const struct dev_pm_ops scoop_dev_pm_ops = { + .suspend = scoop_suspend, + .resume = scoop_resume, + /* Hibernate hooks */ + .freeze = scoop_freeze, + .thaw = scoop_resume, + .poweroff = scoop_poweroff, + .restore = scoop_resume, +}; +#endif + static struct platform_driver scoop_driver = { .probe = scoop_probe, .remove = scoop_remove, - .suspend = scoop_suspend, - .resume = scoop_resume, .driver = { .name = "sharp-scoop", +#ifdef CONFIG_PM + .pm = &scoop_dev_pm_ops, +#endif }, }; -- 1.7.10.4 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@xxxxxxxxxxxxxxxxxxx http://lists.infradead.org/mailman/listinfo/linux-arm-kernel