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path: root/drivers/crypto/ccree/cc_pm.h
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Diffstat (limited to 'drivers/crypto/ccree/cc_pm.h')
-rw-r--r--drivers/crypto/ccree/cc_pm.h59
1 files changed, 59 insertions, 0 deletions
diff --git a/drivers/crypto/ccree/cc_pm.h b/drivers/crypto/ccree/cc_pm.h
new file mode 100644
index 000000000..907a6db4d
--- /dev/null
+++ b/drivers/crypto/ccree/cc_pm.h
@@ -0,0 +1,59 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/* Copyright (C) 2012-2018 ARM Limited or its affiliates. */
+
+/* \file cc_pm.h
+ */
+
+#ifndef __CC_POWER_MGR_H__
+#define __CC_POWER_MGR_H__
+
+#include "cc_driver.h"
+
+#define CC_SUSPEND_TIMEOUT 3000
+
+#if defined(CONFIG_PM)
+
+extern const struct dev_pm_ops ccree_pm;
+
+int cc_pm_init(struct cc_drvdata *drvdata);
+void cc_pm_go(struct cc_drvdata *drvdata);
+void cc_pm_fini(struct cc_drvdata *drvdata);
+int cc_pm_suspend(struct device *dev);
+int cc_pm_resume(struct device *dev);
+int cc_pm_get(struct device *dev);
+int cc_pm_put_suspend(struct device *dev);
+
+#else
+
+static inline int cc_pm_init(struct cc_drvdata *drvdata)
+{
+ return 0;
+}
+
+static inline void cc_pm_go(struct cc_drvdata *drvdata) {}
+
+static inline void cc_pm_fini(struct cc_drvdata *drvdata) {}
+
+static inline int cc_pm_suspend(struct device *dev)
+{
+ return 0;
+}
+
+static inline int cc_pm_resume(struct device *dev)
+{
+ return 0;
+}
+
+static inline int cc_pm_get(struct device *dev)
+{
+ return 0;
+}
+
+static inline int cc_pm_put_suspend(struct device *dev)
+{
+ return 0;
+}
+
+#endif
+
+#endif /*__POWER_MGR_H__*/