Re: [PATCH v2 2/2] hwrng: msm - Add support for prng v2

From: Herbert Xu
Date: Tue Jun 19 2018 - 10:31:01 EST


On Tue, Jun 19, 2018 at 03:24:30PM +0530, Vinod Koul wrote:
> Qcom 8996 and later chips support prng v2 which requires to
> implement only .read callback for hwrng.
>
> This version of chip has multiple Execution Environments (EE) and
> secure world is typically responsible for configuring the prng.
>
> Add driver data for qcom,prng as 0 and qcom,prng-v2 as 1 and use
> that to skip initialization and cleanup routines.
>
> Signed-off-by: Vinod Koul <vkoul@xxxxxxxxxx>

Is this a pseudo RNG?

Cheers,
--
Email: Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx>
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