From mboxrd@z Thu Jan 1 00:00:00 1970 From: zonque@gmail.com (Daniel Mack) Date: Thu, 18 Oct 2012 17:53:50 +0200 Subject: [PATCH 2/3] RTC: omap-rtc: enable pm_runtime In-Reply-To: <1350575631-15523-1-git-send-email-zonque@gmail.com> References: <1350575631-15523-1-git-send-email-zonque@gmail.com> Message-ID: <1350575631-15523-2-git-send-email-zonque@gmail.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org This is needed as preparation for platforms where using pm runtime usage is mandatory. Signed-off-by: Daniel Mack --- drivers/rtc/rtc-omap.c | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/drivers/rtc/rtc-omap.c b/drivers/rtc/rtc-omap.c index 0b614e3..baa876e 100644 --- a/drivers/rtc/rtc-omap.c +++ b/drivers/rtc/rtc-omap.c @@ -17,6 +17,7 @@ #include #include #include +#include #include #include #include @@ -322,6 +323,9 @@ static int __init omap_rtc_probe(struct platform_device *pdev) goto fail; } + pm_runtime_enable(&pdev->dev); + pm_runtime_get_sync(&pdev->dev); + rtc = rtc_device_register(pdev->name, &pdev->dev, &omap_rtc_ops, THIS_MODULE); if (IS_ERR(rtc)) { @@ -420,6 +424,8 @@ static int __exit omap_rtc_remove(struct platform_device *pdev) free_irq(omap_rtc_alarm, rtc); rtc_device_unregister(rtc); + pm_runtime_put_sync(&pdev->dev); + pm_runtime_disable(&pdev->dev); iounmap(rtc_base); release_mem_region(mem->start, resource_size(mem)); return 0; @@ -442,11 +448,15 @@ static int omap_rtc_suspend(struct platform_device *pdev, pm_message_t state) else rtc_write(0, OMAP_RTC_INTERRUPTS_REG); + pm_runtime_put_sync(&pdev->dev); + return 0; } static int omap_rtc_resume(struct platform_device *pdev) { + pm_runtime_get_sync(&pdev->dev); + if (device_may_wakeup(&pdev->dev)) disable_irq_wake(omap_rtc_alarm); else -- 1.7.11.7