From: lauraa@codeaurora.org (Laura Abbott)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 3/3] swiotlb: Add support for CMA allocations
Date: Thu, 12 Dec 2013 16:48:27 -0800 [thread overview]
Message-ID: <52AA595B.7090708@codeaurora.org> (raw)
In-Reply-To: <20131210104231.GB2521@darko.cambridge.arm.com>
On 12/10/2013 2:42 AM, Catalin Marinas wrote:
>
> For coherency, we could build it on top of whatever dma (allocation) ops
> are registered, whether swiotlb or iommu (see part of
> https://git.kernel.org/cgit/linux/kernel/git/cmarinas/linux-aarch64.git/commit/?h=devel&id=c67fe405be6b55399c9e53dfeba5e2c6b930e429)
>
> Regarding iommu, I don't think we need CMA on top, so it makes sense to
> keep the CMA in the swiotlb code.
>
Catalin, is that just sample/design code or is that patch going to be
merged sometime?
Thanks,
Laura
--
Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum,
hosted by The Linux Foundation
next prev parent reply other threads:[~2013-12-13 0:48 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-12-10 0:12 [PATCH 0/3] CMA support for arm64 Laura Abbott
2013-12-10 0:12 ` [PATCH 1/3] arm64: Check for NULL device before getting the coherent_dma_mask Laura Abbott
2013-12-10 0:12 ` [PATCH 2/3] arm64: Enable CMA Laura Abbott
2013-12-10 0:12 ` [PATCH 3/3] swiotlb: Add support for CMA allocations Laura Abbott
2013-12-10 0:29 ` Konrad Rzeszutek Wilk
2013-12-10 0:36 ` Laura Abbott
2013-12-10 0:40 ` Konrad Rzeszutek Wilk
2013-12-10 10:25 ` Will Deacon
2013-12-10 10:42 ` Catalin Marinas
2013-12-10 13:50 ` Will Deacon
2013-12-10 13:56 ` Konrad Rzeszutek Wilk
2013-12-10 14:50 ` Catalin Marinas
2013-12-10 19:03 ` Laura Abbott
2013-12-13 0:48 ` Laura Abbott [this message]
2013-12-13 13:37 ` Catalin Marinas
2013-12-13 13:45 ` Will Deacon
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