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From: Simon Glass <sjg@chromium.org>
To: Simon Glass <sjg@chromium.org>
Cc: U-Boot Mailing List <u-boot@lists.denx.de>,
	Bin Meng <bmeng.cn@gmail.com>
Subject: Re: [PATCH v2 1/2] of: addr: Translate 'dma-ranges' for parent nodes missing 'dma-ranges'
Date: Sat, 5 Jun 2021 09:02:06 -0700	[thread overview]
Message-ID: <CAPnjgZ39v3B7Soc5M+fNdVefCcwKLCtWPXuUjuns1E5a19y0xA@mail.gmail.com> (raw)
In-Reply-To: <CAPnjgZ2uP4auz3-jCQnTzurOq2TWJL5nh1BUT=UsT9-WK98Row@mail.gmail.com>

Hi Bin,

On Fri, 4 Jun 2021 at 00:11, Bin Meng <bmeng.cn@gmail.com> wrote:
>
> On Mon, May 17, 2021 at 10:03 AM Bin Meng <bmeng.cn@gmail.com> wrote:
> >
> > Hi Simon,
> >
> > On Fri, Apr 30, 2021 at 9:17 PM Bin Meng <bmeng.cn@gmail.com> wrote:
> > >
> > > 'dma-ranges' frequently exists without parent nodes having 'dma-ranges'.
> > > While this is an error for 'ranges', this is fine because DMA capable
> > > devices always have a translatable DMA address. Also, with no
> > > 'dma-ranges' at all, the assumption is that DMA addresses are 1:1 with
> > > no restrictions unless perhaps the device itself has implicit
> > > restrictions.
> > >
> > > This keeps in sync with Linux kernel commit:
> > >
> > >   81db12ee15cb: of/address: Translate 'dma-ranges' for parent nodes missing 'dma-ranges'
> > >
> > > Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
> > > Reviewed-by: Simon Glass <sjg@chromium.org>
> > >
> > > ---
> > >
> > > Changes in v2:
> > > - rebase on top of Dario's revert patch:
> > >   http://patchwork.ozlabs.org/project/uboot/patch/20210425141746.19115-6-dariobin@libero.it/
> >
> > The above dependent patch is now in u-boot/master.
> >
> > Could you please apply this series?
> >
>
> Ping?

OK I am taking a look.

Regards,
Simon

Applied to u-boot-dm, thanks!

      parent reply	other threads:[~2021-06-05 16:02 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-04-30 13:16 [PATCH v2 1/2] of: addr: Translate 'dma-ranges' for parent nodes missing 'dma-ranges' Bin Meng
2021-04-30 13:16 ` [PATCH v2 2/2] of: addr: Remove call to dev_count_cells() in of_get_address() Bin Meng
2021-04-30 18:13   ` Simon Glass
2021-05-01  1:22     ` Bin Meng
2021-06-05 16:02     ` Simon Glass
2021-05-17  2:03 ` [PATCH v2 1/2] of: addr: Translate 'dma-ranges' for parent nodes missing 'dma-ranges' Bin Meng
2021-06-04  6:11   ` Bin Meng
2021-06-05 13:39     ` Simon Glass
2021-06-05 16:02     ` Simon Glass [this message]

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