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From: Will Deacon <will@kernel.org>
To: Tomasz Nowicki <tn@semihalf.com>
Cc: devicetree@vger.kernel.org, gregory.clement@bootlin.com,
	catalin.marinas@arm.com, hannah@marvell.com,
	linux-kernel@vger.kernel.org, nadavh@marvell.com,
	iommu@lists.linux-foundation.org, robh+dt@kernel.org,
	mw@semihalf.com, robin.murphy@arm.com,
	linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH v3 0/4] Add system mmu support for Armada-806
Date: Tue, 14 Jul 2020 09:19:49 +0100	[thread overview]
Message-ID: <20200714081949.GA4516@willie-the-truck> (raw)
In-Reply-To: <20200702201633.22693-1-tn@semihalf.com>

Hi Tomasz,

On Thu, Jul 02, 2020 at 10:16:29PM +0200, Tomasz Nowicki wrote:
> There were already two versions of series to support SMMU for AP806,
> including workaround for accessing ARM SMMU 64bit registers.
> First [1] by Hanna Hawa and second [2] by Gregory CLEMENT.
> Since it got stuck this is yet another try. I incorporated the V2 comments,
> mainly by moving workaround code to arm-smmu-impl.c as requested.
> 
> For the record, AP-806 can't access SMMU registers with 64bit width,
> this patches split the readq/writeq into two 32bit accesses instead
> and update DT bindings.
> 
> The series was successfully tested on a vanilla v5.8-rc3 kernel and
> Intel e1000e PCIe NIC. The same for platform devices like SATA and USB.
> 
> [1]: https://lkml.org/lkml/2018/10/15/373
> [2]: https://lkml.org/lkml/2019/7/11/426

Do you have a v4 of this series? It looks like there were a few comments
left to address, but with that I can pick it up for 5.9.

Cheers,

Will
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  parent reply	other threads:[~2020-07-14  8:19 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-07-02 20:16 Tomasz Nowicki
2020-07-02 20:16 ` [PATCH v3 1/4] iommu/arm-smmu: Add SMMU ID2 register fixup hook Tomasz Nowicki
2020-07-03  8:24   ` Robin Murphy
2020-07-03  9:19     ` Tomasz Nowicki
2020-07-02 20:16 ` [PATCH v3 2/4] iommu/arm-smmu: Workaround for Marvell Armada-AP806 SoC erratum #582743 Tomasz Nowicki
2020-07-03  9:03   ` Robin Murphy
2020-07-03 11:24     ` Tomasz Nowicki
2020-07-02 20:16 ` [PATCH v3 3/4] dt-bindings: arm-smmu: add compatible string for Marvell Armada-AP806 SMMU-500 Tomasz Nowicki
2020-07-03  9:05   ` Robin Murphy
2020-07-03  9:26     ` Tomasz Nowicki
2020-07-13 21:36       ` Rob Herring
2020-07-02 20:16 ` [PATCH v3 4/4] arm64: dts: marvell: add SMMU support Tomasz Nowicki
2020-07-03  9:16   ` Robin Murphy
2020-07-03  9:33     ` Tomasz Nowicki
2020-07-03 10:38       ` Marcin Wojtas
2020-07-14  8:19 ` Will Deacon [this message]
2020-07-14 10:26   ` [PATCH v3 0/4] Add system mmu support for Armada-806 Tomasz Nowicki

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