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authorMark A. Greer <mgreer@animalcreek.com>2013-01-08 13:57:41 -0500
committerHerbert Xu <herbert@gondor.apana.org.au>2013-01-19 18:16:42 -0500
commit0635fb3a3c6a6d1a70996428016dca6d3d8f0961 (patch)
tree099de85bb474ab796a686b82bbda2fd5d4c52f4c /drivers/crypto/omap-aes.c
parent5946c4a5e7707d255faf430969d344ad98430b69 (diff)
crypto: omap-aes - Add suspend/resume support
Add suspend/resume support to the OMAP AES driver. CC: Dmitry Kasatkin <dmitry.kasatkin@intel.com> Signed-off-by: Mark A. Greer <mgreer@animalcreek.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'drivers/crypto/omap-aes.c')
-rw-r--r--drivers/crypto/omap-aes.c19
1 files changed, 19 insertions, 0 deletions
diff --git a/drivers/crypto/omap-aes.c b/drivers/crypto/omap-aes.c
index c2298521388c..3262139eb9bd 100644
--- a/drivers/crypto/omap-aes.c
+++ b/drivers/crypto/omap-aes.c
@@ -891,12 +891,31 @@ static int omap_aes_remove(struct platform_device *pdev)
891 return 0; 891 return 0;
892} 892}
893 893
894#ifdef CONFIG_PM_SLEEP
895static int omap_aes_suspend(struct device *dev)
896{
897 pm_runtime_put_sync(dev);
898 return 0;
899}
900
901static int omap_aes_resume(struct device *dev)
902{
903 pm_runtime_get_sync(dev);
904 return 0;
905}
906#endif
907
908static const struct dev_pm_ops omap_aes_pm_ops = {
909 SET_SYSTEM_SLEEP_PM_OPS(omap_aes_suspend, omap_aes_resume)
910};
911
894static struct platform_driver omap_aes_driver = { 912static struct platform_driver omap_aes_driver = {
895 .probe = omap_aes_probe, 913 .probe = omap_aes_probe,
896 .remove = omap_aes_remove, 914 .remove = omap_aes_remove,
897 .driver = { 915 .driver = {
898 .name = "omap-aes", 916 .name = "omap-aes",
899 .owner = THIS_MODULE, 917 .owner = THIS_MODULE,
918 .pm = &omap_aes_pm_ops,
900 }, 919 },
901}; 920};
902 921