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From: Robin Murphy <robin.murphy@arm.com>
To: Christoph Hellwig <hch@lst.de>
Cc: Tom Murphy <tmurphy@arista.com>,
Catalin Marinas <catalin.marinas@arm.com>,
Will Deacon <will.deacon@arm.com>,
linux-kernel@vger.kernel.org, iommu@lists.linux-foundation.org,
linux-arm-kernel@lists.infradead.org
Subject: Re: implement generic dma_map_ops for IOMMUs v6
Date: Thu, 23 May 2019 13:33:00 +0100 [thread overview]
Message-ID: <60f73595-006d-8f88-f5af-d362f9e42ec1@arm.com> (raw)
In-Reply-To: <20190523070028.7435-1-hch@lst.de>
On 23/05/2019 08:00, Christoph Hellwig wrote:
>
> Hi Robin and Joerg,
>
> I think we are finally ready for the generic dma-iommu series. I have
> various DMA API changes pending, and Tom has patches ready to convert
> the AMD and Intel iommu drivers over to it. I'd love to have this
> in a stable branch shared between the dma-mapping and iommu trees
> the day after rc2 is released. I volunteer to create the branch,
> but I'm fine with it living in the iommu tree as well.
Yup, I'd also like to see this in -next ASAP in the hope that board
farms and maybe even real users can start chewing on it. Thanks for
persevering :)
Robin.
>
>
> A git tree is also available at:
>
> git://git.infradead.org/users/hch/misc.git dma-iommu-ops.6
>
> Gitweb:
>
> http://git.infradead.org/users/hch/misc.git/shortlog/refs/heads/dma-iommu-ops.6
>
> Changes since v5:
> - rebased to latest linus tree and dropped a patch now merged
> - remove the now pointless __dma_iommu_mmap function
> - restore a cleanup from Robin that would have caused a conflict in
> last merge winow, but is fine now
>
> Changes since v4:
> - rebased to 5.2-rc1
>
> Changes since v3:
> - fold the separate patch to refactor mmap bounds checking
> - don't warn on not finding a vm_area
> - improve a commit log
> - refactor __dma_iommu_free a little differently
> - remove a minor MSI map cleanup to avoid a conflict with the
> "Split iommu_dma_map_msi_msg" series
>
> Changes since v2:
> - address various review comments and include patches from Robin
>
> Changes since v1:
> - only include other headers in dma-iommu.h if CONFIG_DMA_IOMMU is enabled
> - keep using a scatterlist in iommu_dma_alloc
> - split out mmap/sgtable fixes and move them early in the series
> - updated a few commit logs
> _______________________________________________
> iommu mailing list
> iommu@lists.linux-foundation.org
> https://lists.linuxfoundation.org/mailman/listinfo/iommu
>
prev parent reply other threads:[~2019-05-23 12:33 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-05-23 7:00 Christoph Hellwig
2019-05-23 7:00 ` [PATCH 01/23] iommu/dma: Cleanup dma-iommu.h Christoph Hellwig
2019-05-23 7:00 ` [PATCH 02/23] iommu/dma: Remove the flush_page callback Christoph Hellwig
2019-05-23 7:00 ` [PATCH 03/23] iommu/dma: Use for_each_sg in iommu_dma_alloc Christoph Hellwig
2019-05-23 7:00 ` [PATCH 04/23] iommu/dma: move the arm64 wrappers to common code Christoph Hellwig
2019-05-23 7:00 ` [PATCH 05/23] iommu/dma: Move __iommu_dma_map Christoph Hellwig
2019-05-23 7:00 ` [PATCH 06/23] iommu/dma: Move domain lookup into __iommu_dma_{map,unmap} Christoph Hellwig
2019-05-23 7:00 ` [PATCH 07/23] iommu/dma: Squash __iommu_dma_{map,unmap}_page helpers Christoph Hellwig
2019-05-23 7:00 ` [PATCH 08/23] iommu/dma: Factor out remapped pages lookup Christoph Hellwig
2019-05-23 7:00 ` [PATCH 09/23] iommu/dma: Refactor the page array remapping allocator Christoph Hellwig
2019-05-23 7:00 ` [PATCH 10/23] iommu/dma: Remove __iommu_dma_free Christoph Hellwig
2019-05-23 7:00 ` [PATCH 11/23] iommu/dma: Refactor iommu_dma_free Christoph Hellwig
2019-05-23 7:00 ` [PATCH 12/23] iommu/dma: Refactor iommu_dma_alloc Christoph Hellwig
2019-05-23 7:00 ` [PATCH 13/23] iommu/dma: Don't remap CMA unnecessarily Christoph Hellwig
2019-05-23 7:00 ` [PATCH 14/23] iommu/dma: Merge the CMA and alloc_pages allocation paths Christoph Hellwig
2019-05-23 7:00 ` [PATCH 15/23] iommu/dma: Split iommu_dma_free Christoph Hellwig
2019-05-23 7:00 ` [PATCH 16/23] iommu/dma: Cleanup variable naming in iommu_dma_alloc Christoph Hellwig
2019-05-23 7:00 ` [PATCH 17/23] iommu/dma: Refactor iommu_dma_alloc, part 2 Christoph Hellwig
2019-05-23 7:00 ` [PATCH 18/23] iommu/dma: Refactor iommu_dma_get_sgtable Christoph Hellwig
2019-05-23 7:00 ` [PATCH 19/23] iommu/dma: Refactor iommu_dma_mmap Christoph Hellwig
2019-05-23 7:00 ` [PATCH 20/23] iommu/dma: Don't depend on CONFIG_DMA_DIRECT_REMAP Christoph Hellwig
2019-05-23 7:00 ` [PATCH 21/23] iommu/dma: Switch copyright boilerplace to SPDX Christoph Hellwig
2019-05-23 7:00 ` [PATCH 22/23] arm64: switch copyright boilerplace to SPDX in dma-mapping.c Christoph Hellwig
2019-05-23 7:00 ` [PATCH 23/23] arm64: trim includes " Christoph Hellwig
2019-05-23 12:33 ` Robin Murphy [this message]
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