1#ifndef _ASM_POWERPC_ARCHRANDOM_H
 2#define _ASM_POWERPC_ARCHRANDOM_H
 3
 4#ifdef CONFIG_ARCH_RANDOM
 5
 6#include <asm/machdep.h>
 7
 8static inline int arch_get_random_long(unsigned long *v)
 9{
10	return 0;
11}
12
13static inline int arch_get_random_int(unsigned int *v)
14{
15	return 0;
16}
17
18static inline int arch_get_random_seed_long(unsigned long *v)
19{
20	if (ppc_md.get_random_seed)
21		return ppc_md.get_random_seed(v);
22
23	return 0;
24}
25static inline int arch_get_random_seed_int(unsigned int *v)
26{
27	unsigned long val;
28	int rc;
29
30	rc = arch_get_random_long(&val);
31	if (rc)
32		*v = val;
33
34	return rc;
35}
36
37static inline int arch_has_random(void)
38{
39	return 0;
40}
41
 
 
 
 
 
 
 
 
 
 
42static inline int arch_has_random_seed(void)
43{
44	return !!ppc_md.get_random_seed;
45}
46#endif /* CONFIG_ARCH_RANDOM */
47
48#ifdef CONFIG_PPC_POWERNV
49int powernv_hwrng_present(void);
50int powernv_get_random_long(unsigned long *v);
51int powernv_get_random_real_mode(unsigned long *v);
52#else
53static inline int powernv_hwrng_present(void) { return 0; }
54static inline int powernv_get_random_real_mode(unsigned long *v) { return 0; }
55#endif
56
57#endif /* _ASM_POWERPC_ARCHRANDOM_H */

 1#ifndef _ASM_POWERPC_ARCHRANDOM_H
 2#define _ASM_POWERPC_ARCHRANDOM_H
 3
 4#ifdef CONFIG_ARCH_RANDOM
 5
 6#include <asm/machdep.h>
 7
 8static inline int arch_get_random_long(unsigned long *v)
 9{
10	if (ppc_md.get_random_long)
11		return ppc_md.get_random_long(v);
12
 
 
13	return 0;
14}
15
16static inline int arch_get_random_int(unsigned int *v)
 
 
 
 
 
 
 
17{
18	unsigned long val;
19	int rc;
20
21	rc = arch_get_random_long(&val);
22	if (rc)
23		*v = val;
24
25	return rc;
26}
27
28static inline int arch_has_random(void)
29{
30	return !!ppc_md.get_random_long;
31}
32
33int powernv_get_random_long(unsigned long *v);
34
35static inline int arch_get_random_seed_long(unsigned long *v)
36{
37	return 0;
38}
39static inline int arch_get_random_seed_int(unsigned int *v)
40{
41	return 0;
42}
43static inline int arch_has_random_seed(void)
44{
45	return 0;
46}
 
47
48#endif /* CONFIG_ARCH_RANDOM */
 
 
 
 
 
 
 
49
50#endif /* _ASM_POWERPC_ARCHRANDOM_H */