random: create add_device_randomness() interface

[profile/ivi/kernel-adaptation-intel-automotive.git] / include / linux / random.h

diff --git a/include/linux/random.h b/include/linux/random.h
index d13059f..e14b438 100644 (file)
--- a/include/linux/random.h
+++ b/include/linux/random.h
@@ -50,9 +50,10 @@ struct rnd_state {
 
 extern void rand_initialize_irq(int irq);
 
+extern void add_device_randomness(const void *, unsigned int);
 extern void add_input_randomness(unsigned int type, unsigned int code,
                                 unsigned int value);
-extern void add_interrupt_randomness(int irq);
+extern void add_interrupt_randomness(int irq, int irq_flags);
 
 extern void get_random_bytes(void *buf, int nbytes);
 void generate_random_uuid(unsigned char uuid_out[16]);
@@ -91,6 +92,19 @@ static inline void prandom32_seed(struct rnd_state *state, u64 seed)
        state->s3 = __seed(i, 15);
 }
 
+#ifdef CONFIG_ARCH_RANDOM
+# include <asm/archrandom.h>
+#else
+static inline int arch_get_random_long(unsigned long *v)
+{
+       return 0;
+}
+static inline int arch_get_random_int(unsigned int *v)
+{
+       return 0;
+}
+#endif
+
 #endif /* __KERNEL___ */
 
 #endif /* _LINUX_RANDOM_H */