From: Herbert Xu <herbert@gondor.apana.org.au>
To: Florian Fainelli <florian.fainelli@broadcom.com>
Cc: linux-kernel@vger.kernel.org, Olivia Mackall <olivia@selenic.com>,
Ray Jui <rjui@broadcom.com>,
Scott Branden <sbranden@broadcom.com>,
Broadcom internal kernel review list
<bcm-kernel-feedback-list@broadcom.com>,
"open list:HARDWARE RANDOM NUMBER GENERATOR CORE"
<linux-crypto@vger.kernel.org>,
"moderated list:BROADCOM IPROC ARM ARCHITECTURE"
<linux-arm-kernel@lists.infradead.org>
Subject: Re: [PATCH] hwrng: iproc-rng200: Implement suspend and resume calls
Date: Fri, 18 Aug 2023 18:24:37 +0800 [thread overview]
Message-ID: <ZN9G5cRPwXGmcw4W@gondor.apana.org.au> (raw)
In-Reply-To: <20230810192209.2611558-1-florian.fainelli@broadcom.com>
On Thu, Aug 10, 2023 at 12:22:08PM -0700, Florian Fainelli wrote:
> Chips such as BCM7278 support system wide suspend/resume which will
> cause the HWRNG block to lose its state and reset to its power on reset
> register values. We need to cleanup and re-initialize the HWRNG for it
> to be functional coming out of a system suspend cycle.
>
> Fixes: c3577f6100ca ("hwrng: iproc-rng200 - Add support for BCM7278")
> Signed-off-by: Florian Fainelli <florian.fainelli@broadcom.com>
> ---
> drivers/char/hw_random/iproc-rng200.c | 25 +++++++++++++++++++++++++
> 1 file changed, 25 insertions(+)
Patch applied. Thanks.
--
Email: Herbert Xu <herbert@gondor.apana.org.au>
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt
prev parent reply other threads:[~2023-08-18 10:26 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-08-10 19:22 Florian Fainelli
2023-08-18 10:24 ` Herbert Xu [this message]
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