Re: [PATCH] hwrng: omap - Fix RNG wait loop timeout

From: Herbert Xu
Date: Fri Oct 25 2019 - 11:18:55 EST


On Mon, Oct 14, 2019 at 05:32:45PM +0530, Sumit Garg wrote:
> Existing RNG data read timeout is 200us but it doesn't cover EIP76 RNG
> data rate which takes approx. 700us to produce 16 bytes of output data
> as per testing results. So configure the timeout as 1000us to also take
> account of lack of udelay()'s reliability.
>
> Fixes: 383212425c92 ("hwrng: omap - Add device variant for SafeXcel IP-76 found in Armada 8K")
> Cc: <stable@xxxxxxxxxxxxxxx>
> Signed-off-by: Sumit Garg <sumit.garg@xxxxxxxxxx>
> ---
> drivers/char/hw_random/omap-rng.c | 9 ++++++++-
> 1 file changed, 8 insertions(+), 1 deletion(-)

Patch applied. Thanks.
--
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