From: Catalin Marinas <catalin.marinas-5wv7dgnIgG8@public.gmane.org>
To: Robin Murphy <robin.murphy-5wv7dgnIgG8@public.gmane.org>
Cc: devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
Thomas.Lendacky-5C7GfCeVMHo@public.gmane.org,
tchalamarla-M3mlKVOIwJVv6pq1l3V1OdBPR1lH4CV8@public.gmane.org,
will.deacon-5wv7dgnIgG8@public.gmane.org,
stuart.yoder-3arQi8VN3Tc@public.gmane.org,
iommu-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org,
thunder.leizhen-hv44wF8Li93QT0dZR+AlfA@public.gmane.org,
linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org
Subject: Re: [PATCH 04/12] arm64/dma-mapping: Extend DMA ops workaround to PCI devices
Date: Mon, 29 Feb 2016 16:47:51 +0000 [thread overview]
Message-ID: <20160229164750.GA15650@localhost.localdomain> (raw)
In-Reply-To: <ffcca878210c916962c562d3d1341aae93d593d0.1456514380.git.robin.murphy-5wv7dgnIgG8@public.gmane.org>
On Mon, Feb 29, 2016 at 01:46:13PM +0000, Robin Murphy wrote:
> PCI devices now suffer the same hiccup as platform devices, in that they
> get their DMA ops configured before they have been added to their bus,
> and thus before we know whether they have successfully registered with
> an IOMMU or not. Until the necessary driver core changes to reorder
> calls during device creation have been worked out, extend our delayed
> notifier trick onto the PCI bus so as to avoid broken DMA ops for IOMMUs
> there.
>
> CC: Catalin Marinas <catalin.marinas-5wv7dgnIgG8@public.gmane.org>
> CC: Will Deacon <will.deacon-5wv7dgnIgG8@public.gmane.org>
> Signed-off-by: Robin Murphy <robin.murphy-5wv7dgnIgG8@public.gmane.org>
Acked-by: Catalin Marinas <catalin.marinas-5wv7dgnIgG8@public.gmane.org>
--
Catalin
next prev parent reply other threads:[~2016-02-29 16:47 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-02-29 13:46 [PATCH 00/12] Generic DT bindings for PCI and ARM SMMU Robin Murphy
[not found] ` <cover.1456514380.git.robin.murphy-5wv7dgnIgG8@public.gmane.org>
2016-02-29 13:46 ` [PATCH 01/12] Docs: dt: add PCI IOMMU map bindings Robin Murphy
[not found] ` <5bcbc7c0c8825cb0a2ac216bac0ab99722a84618.1456514380.git.robin.murphy-5wv7dgnIgG8@public.gmane.org>
2016-03-03 22:27 ` Rob Herring
2016-02-29 13:46 ` [PATCH 02/12] of/irq: Break out msi-map lookup (again) Robin Murphy
2016-02-29 13:46 ` [PATCH 03/12] iommu/of: Handle iommu-map property for PCI Robin Murphy
2016-02-29 13:46 ` [PATCH 04/12] arm64/dma-mapping: Extend DMA ops workaround to PCI devices Robin Murphy
[not found] ` <ffcca878210c916962c562d3d1341aae93d593d0.1456514380.git.robin.murphy-5wv7dgnIgG8@public.gmane.org>
2016-02-29 16:47 ` Catalin Marinas [this message]
2016-02-29 13:46 ` [PATCH 05/12] arm64/dma-mapping: Remove default domain workaround Robin Murphy
[not found] ` <698ecf1450da8b56a8f297b83815d2fe866ca0e1.1456514380.git.robin.murphy-5wv7dgnIgG8@public.gmane.org>
2016-02-29 16:51 ` Catalin Marinas
2016-02-29 13:46 ` [PATCH 06/12] iommu/arm-smmu: Streamline SMMU data lookup Robin Murphy
2016-02-29 13:46 ` [PATCH 07/12] iommu/arm-smmu: Factor out mmu-masters handling Robin Murphy
2016-02-29 13:46 ` [PATCH 08/12] iommu/arm-smmu: Refactor master/group config handling Robin Murphy
2016-02-29 13:46 ` [PATCH 09/12] iommu/arm-smmu: Simplify mmu-masters handling Robin Murphy
2016-02-29 13:46 ` [PATCH 10/12] Docs: dt: document ARM SMMU generic binding usage Robin Murphy
[not found] ` <af1ce6d7d69e340ac839c69b475728f7aa50ff23.1456514380.git.robin.murphy-5wv7dgnIgG8@public.gmane.org>
2016-03-03 22:29 ` Rob Herring
2016-02-29 13:46 ` [PATCH 11/12] iommu/arm-smmu: Generic IOMMU DT bindings support Robin Murphy
[not found] ` <a3edd4225fe8b39440fb9b6a70a70883d3cb103b.1456514380.git.robin.murphy-5wv7dgnIgG8@public.gmane.org>
2016-02-29 18:09 ` Sricharan
2016-03-02 13:30 ` Robin Murphy
2016-02-29 13:46 ` [PATCH 12/12] iommu/arm-smmu: Group platform devices appropriately Robin Murphy
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