From: Herbert Xu <herbert@gondor.apana.org.au>
To: Shijith Thotton <sthotton@marvell.com>
Cc: Arnaud Ebalard <arno@natisbad.org>,
Boris Brezillon <bbrezillon@kernel.org>,
Srujana Challa <schalla@marvell.com>,
linux-crypto@vger.kernel.org, jerinj@marvell.com,
sgoutham@marvell.com, "David S. Miller" <davem@davemloft.net>,
Linu Cherian <lcherian@marvell.com>,
Geetha sowjanya <gakula@marvell.com>,
hariprasad <hkelam@marvell.com>,
Subbaraya Sundeep <sbhatta@marvell.com>,
Jakub Kicinski <kuba@kernel.org>,
Dan Carpenter <dan.carpenter@oracle.com>,
Jiapeng Chong <jiapeng.chong@linux.alibaba.com>,
open list <linux-kernel@vger.kernel.org>,
"open list:MARVELL OCTEONTX2 RVU ADMIN FUNCTION DRIVER"
<netdev@vger.kernel.org>
Subject: Re: [PATCH] crypto: octeontx2: disable DMA black hole on an DMA fault
Date: Sat, 5 Feb 2022 15:30:35 +1100 [thread overview]
Message-ID: <Yf39a4NJglaf0eDy@gondor.apana.org.au> (raw)
In-Reply-To: <2ece169a85504c8a185070055db2f6f8ea3c7d11.1643134449.git.sthotton@marvell.com>
On Tue, Jan 25, 2022 at 11:56:23PM +0530, Shijith Thotton wrote:
> From: Srujana Challa <schalla@marvell.com>
>
> When CPT_AF_DIAG[FLT_DIS] = 0 and a CPT engine access to
> LLC/DRAM encounters a fault/poison, a rare case may result
> in unpredictable data being delivered to a CPT engine.
> So, this patch adds code to set FLT_DIS as a workaround.
>
> Signed-off-by: Srujana Challa <schalla@marvell.com>
> Signed-off-by: Shijith Thotton <sthotton@marvell.com>
> ---
> drivers/crypto/marvell/octeontx2/otx2_cptpf_ucode.c | 13 +++++++++++++
> drivers/net/ethernet/marvell/octeontx2/af/rvu_cpt.c | 1 +
> 2 files changed, 14 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
next prev parent reply other threads:[~2022-02-05 4:30 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-01-25 18:26 [PATCH] crypto: octeontx2: CN10K CPT to RNM workaround Shijith Thotton
2022-01-25 18:26 ` [PATCH] crypto: octeontx2: disable DMA black hole on an DMA fault Shijith Thotton
2022-02-05 4:30 ` Herbert Xu [this message]
2022-01-25 18:26 ` [PATCH] crypto: octeontx2: increase CPT HW instruction queue length Shijith Thotton
2022-02-05 4:30 ` Herbert Xu
2022-02-05 4:30 ` [PATCH] crypto: octeontx2: CN10K CPT to RNM workaround Herbert Xu
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