Changes: - lib/rand.c: add call to hw_rand() (depends on CONFIG_RAND_HW_ACCEL) - include/common.h: add hw_rand() declaration.
Signed-off-by: Przemyslaw Marczak p.marczak@samsung.com cc: Michael Walle michael@walle.cc cc: Tom Rini trini@ti.com --- Changes v2: - move function hw_rand() from rand() to rand_r() and ignore its argument
include/common.h | 3 +++ lib/rand.c | 3 +++ 2 files changed, 6 insertions(+)
diff --git a/include/common.h b/include/common.h index 96a45a6..58e2fbc 100644 --- a/include/common.h +++ b/include/common.h @@ -836,6 +836,9 @@ void srand(unsigned int seed); unsigned int rand(void); unsigned int rand_r(unsigned int *seedp); #endif +#ifdef CONFIG_RAND_HW_ACCEL +unsigned int hw_rand(void); +#endif
/* common/console.c */ int console_init_f(void); /* Before relocation; uses the serial stuff */ diff --git a/lib/rand.c b/lib/rand.c index 5c367e1..0617063 100644 --- a/lib/rand.c +++ b/lib/rand.c @@ -14,6 +14,9 @@ static unsigned int y = 1U;
unsigned int rand_r(unsigned int *seedp) { +#ifdef CONFIG_RAND_HW_ACCEL + return hw_rand(); +#endif *seedp ^= (*seedp << 13); *seedp ^= (*seedp >> 17); *seedp ^= (*seedp << 5);