LKML Archive on lore.kernel.org
help / color / mirror / Atom feed
From: "Brian Cain" <bcain@codeaurora.org>
To: "'Christoph Hellwig'" <hch@lst.de>,
	<iommu@lists.linux-foundation.org>,
	"'Russell King'" <linux@armlinux.org.uk>
Cc: "'Dillon Min'" <dillon.minfei@gmail.com>,
	"'Vladimir Murzin'" <vladimir.murzin@arm.com>,
	<linux-arm-kernel@lists.infradead.org>,
	<linux-hexagon@vger.kernel.org>, <linux-kernel@vger.kernel.org>,
	"'Manning, Sid'" <sidneym@quicinc.com>
Subject: RE: add support for the global coherent pool to the dma core
Date: Wed, 28 Jul 2021 10:20:34 -0500	[thread overview]
Message-ID: <03d501d783c4$1d3f10e0$57bd32a0$@codeaurora.org> (raw)
In-Reply-To: <20210712061704.4162464-1-hch@lst.de>



> -----Original Message-----
> From: Christoph Hellwig <hch@lst.de>
> Sent: Monday, July 12, 2021 1:17 AM
> To: iommu@lists.linux-foundation.org; Russell King
<linux@armlinux.org.uk>;
> Brian Cain <bcain@codeaurora.org>
> Cc: Dillon Min <dillon.minfei@gmail.com>; Vladimir Murzin
> <vladimir.murzin@arm.com>; linux-arm-kernel@lists.infradead.org; linux-
> hexagon@vger.kernel.org; linux-kernel@vger.kernel.org
> Subject: add support for the global coherent pool to the dma core
> 
> Hi all,
> 
> this series adds support for using the global coherent (aka uncached)
> pool to the generic dma-direct code and then switches arm-nommu and
> hexagon over to it, together with a bunch of cleanups.

Christoph,

Thanks for sending this -- I will take a look and give some feedback soon.

> Diffstat:
>  arch/arm/Kconfig                |    5 -
>  arch/arm/mm/dma-mapping-nommu.c |  173
+--------------------------------------
> -
>  arch/hexagon/Kconfig            |    1
>  arch/hexagon/kernel/dma.c       |   57 ++-----------
>  include/linux/dma-map-ops.h     |   18 ++--
>  kernel/dma/Kconfig              |    4
>  kernel/dma/coherent.c           |  159
+++++++++++++++++-------------------
>  kernel/dma/direct.c             |   15 +++
>  8 files changed, 124 insertions(+), 308 deletions(-)


  parent reply	other threads:[~2021-07-28 15:20 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-07-12  6:16 Christoph Hellwig
2021-07-12  6:16 ` [PATCH 1/7] dma-direct: add support for dma_coherent_default_memory Christoph Hellwig
2021-07-12  6:16 ` [PATCH 2/7] ARM/nommu: use the generic dma-direct code for non-coherent devices Christoph Hellwig
2021-07-12  6:17 ` [PATCH 3/7] dma-mapping: allow using the global coherent pool for !ARM Christoph Hellwig
2021-07-12  6:17 ` [PATCH 4/7] dma-mapping: simplify dma_init_coherent_memory Christoph Hellwig
2021-07-12  6:17 ` [PATCH 5/7] dma-mapping: add a dma_init_global_coherent helper Christoph Hellwig
2021-07-12  6:17 ` [PATCH 6/7] dma-mapping: make the global coherent pool conditional Christoph Hellwig
2021-07-23 21:41   ` Atish Patra
2021-07-12  6:17 ` [PATCH 7/7] hexagon: use the generic global coherent pool Christoph Hellwig
2021-08-14  1:57   ` Brian Cain
2021-08-18 14:27     ` 'Christoph Hellwig'
2021-07-28 15:20 ` Brian Cain [this message]
2021-08-12 13:09   ` add support for the global coherent pool to the dma core 'Christoph Hellwig'
2021-08-14  7:03 ` Christoph Hellwig

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to='03d501d783c4$1d3f10e0$57bd32a0$@codeaurora.org' \
    --to=bcain@codeaurora.org \
    --cc=dillon.minfei@gmail.com \
    --cc=hch@lst.de \
    --cc=iommu@lists.linux-foundation.org \
    --cc=linux-arm-kernel@lists.infradead.org \
    --cc=linux-hexagon@vger.kernel.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux@armlinux.org.uk \
    --cc=sidneym@quicinc.com \
    --cc=vladimir.murzin@arm.com \
    --subject='RE: add support for the global coherent pool to the dma core' \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link

This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).