From 3b3f440023b3809c8eabec681768a4bcee15f2b4 Mon Sep 17 00:00:00 2001 From: "Mark A. Greer" Date: Fri, 21 Dec 2012 10:04:03 -0700 Subject: crypto: omap-sham - Add suspend/resume support Add suspend/resume support to the OMAP SHAM driver. CC: Dmitry Kasatkin Signed-off-by: Mark A. Greer Signed-off-by: Herbert Xu --- drivers/crypto/omap-sham.c | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) diff --git a/drivers/crypto/omap-sham.c b/drivers/crypto/omap-sham.c index 777eb9fdd096..9c3b096e15e8 100644 --- a/drivers/crypto/omap-sham.c +++ b/drivers/crypto/omap-sham.c @@ -1269,12 +1269,31 @@ static int __devexit omap_sham_remove(struct platform_device *pdev) return 0; } +#ifdef CONFIG_PM_SLEEP +static int omap_sham_suspend(struct device *dev) +{ + pm_runtime_put_sync(dev); + return 0; +} + +static int omap_sham_resume(struct device *dev) +{ + pm_runtime_get_sync(dev); + return 0; +} +#endif + +static const struct dev_pm_ops omap_sham_pm_ops = { + SET_SYSTEM_SLEEP_PM_OPS(omap_sham_suspend, omap_sham_resume) +}; + static struct platform_driver omap_sham_driver = { .probe = omap_sham_probe, .remove = omap_sham_remove, .driver = { .name = "omap-sham", .owner = THIS_MODULE, + .pm = &omap_sham_pm_ops, }, }; -- cgit v1.2.3