From: Geetha Akula <geethasowjanya.akula@gmail.com>
To: Will Deacon <will.deacon@arm.com>
Cc: Mark Rutland <mark.rutland@arm.com>,
Geetha sowjanya <gakula@caviumnetworks.com>,
robin.murphy@arm.com, lorenzo.pieralisi@arm.com,
Hanjun Guo <hanjun.guo@linaro.org>,
sudeep.holla@arm.com, iommu@lists.linux-foundation.org,
jcm@redhat.com, Linu Cherian <linu.cherian@cavium.com>,
linux-kernel@vger.kernel.org, linux-acpi@vger.kernel.org,
robert.richter@cavium.com, catalin.marinas@arm.com,
Geetha <gakula@cavium.com>, Sunil Goutham <sgoutham@cavium.com>,
linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH 2/3] iommu/arm-smmu-v3: Add workaround for Cavium ThunderX2 erratum #74
Date: Wed, 3 May 2017 16:02:34 +0530 [thread overview]
Message-ID: <CANHdaib0hSFqPmD_WDFTWF6B4OSgFY+popNhK-wiWboTumbBng@mail.gmail.com> (raw)
In-Reply-To: <20170503094717.GC8233@arm.com>
Hi Will,
We will resubmit the patches based on IORT.
Thank you,
Geetha.
On Wed, May 3, 2017 at 3:17 PM, Will Deacon <will.deacon@arm.com> wrote:
> Hi Geetha,
>
> On Tue, May 02, 2017 at 12:01:15PM +0530, Geetha Akula wrote:
>> SMMU_IIDR register is broken on T99, that the reason we are using MIDR.
>
> Urgh, that's unfortunate. In what way is it broken?
>
>> If using MIDR is not accepted, can we enable errata based on SMMU resource size?
>> some thing like below.
>
> No, you need to get your model number added to IORT after all if the IIDR
> can't uniqely identify the part.
>
> Sorry,
>
> Will
next prev parent reply other threads:[~2017-05-03 10:32 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-04-27 11:46 [PATCH 0/3] Cavium ThunderX2 SMMUv3 errata workarounds Geetha sowjanya
2017-04-27 11:46 ` [PATCH 1/3] arm64: Add MIDR values for Cavium cn99xx SoCs Geetha sowjanya
2017-04-27 13:01 ` Jayachandran C.
2017-04-27 11:46 ` [PATCH 2/3] iommu/arm-smmu-v3: Add workaround for Cavium ThunderX2 erratum #74 Geetha sowjanya
2017-04-27 16:42 ` Mark Rutland
2017-04-27 17:00 ` Will Deacon
2017-05-02 6:31 ` Geetha Akula
2017-05-03 9:47 ` Will Deacon
2017-05-03 10:32 ` Geetha Akula [this message]
2017-05-04 23:36 ` Jon Masters
2017-04-27 11:46 ` [PATCH 3/3] iommu/arm-smmu-v3: Add workaround for Cavium ThunderX2 Geetha sowjanya
2017-04-27 13:39 ` [PATCH 0/3] Cavium ThunderX2 SMMUv3 errata workarounds Robert Richter
2017-04-27 16:37 ` Sunil Kovvuri
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