From: Shawn Guo <shawnguo@kernel•org>
To: Nicolas Saenz Julienne <nsaenzjulienne@suse•de>
Cc: Mark Rutland <mark.rutland@arm•com>,
devicetree@vger•kernel.org, mbrugger@suse•com,
robin.murphy@arm•com, linux-arm-msm@vger•kernel.org,
f.fainelli@gmail•com, linux-wireless@vger•kernel.org,
linux-kernel@vger•kernel.org, dri-devel@lists•freedesktop.org,
etnaviv@lists•freedesktop.org, linux-tegra@vger•kernel.org,
robh+dt@kernel•org, wahrenst@gmx•net, james.quinlan@broadcom•com,
linux-pci@vger•kernel.org, dmaengine@vger•kernel.org,
xen-devel@lists•xenproject.org, Li Yang <leoyang.li@nxp•com>,
frowand.list@gmail•com, linux-arm-kernel@lists•infradead.org,
linux-media@vger•kernel.org
Subject: Re: [PATCH 07/11] dts: arm64: layerscape: add dma-ranges property to qoric-mc node
Date: Mon, 14 Oct 2019 19:09:12 +0800 [thread overview]
Message-ID: <20191014110911.GL12262@dragon> (raw)
In-Reply-To: <f6262e61f858c6f50164416f4ea816e203c0704f.camel@suse.de>
On Mon, Oct 14, 2019 at 12:00:25PM +0200, Nicolas Saenz Julienne wrote:
> On Mon, 2019-10-14 at 16:28 +0800, Shawn Guo wrote:
> > On Tue, Sep 24, 2019 at 08:12:38PM +0200, Nicolas Saenz Julienne wrote:
> > > qoriq-mc's dpmacs DMA configuration is inherited from their parent node,
> > > which acts a bus in this regard. So far it maked all devices as
> > > dma-coherent but no dma-ranges recommendation is made.
> > >
> > > The truth is that the underlying interconnect has DMA constraints, so
> > > add an empty dma-ranges in qoriq-mc's node in order for DT's DMA
> > > configuration code to get the DMA constraints from it.
> > >
> > > Signed-off-by: Nicolas Saenz Julienne <nsaenzjulienne@suse•de>
> >
> > Updated subject prefix as 'arm64: dts: ...', and applied the patch.
>
> Hi Shawn,
> these two patches are no longer needed. This series has been superseded by this
> patch[1] 951d48855d ('of: Make of_dma_get_range() work on bus nodes', available
> in linux-next) which fixed the issue directly in OF code.
>
> Sorry for the noise.
Okay, thanks for letting me know. Dropped them.
Shawn
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next prev parent reply other threads:[~2019-10-14 11:09 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-09-24 18:12 [PATCH 00/11] of: Fix DMA configuration for non-DT masters Nicolas Saenz Julienne
2019-09-24 18:12 ` [PATCH 01/11] of: address: clean-up unused variable in of_dma_get_range() Nicolas Saenz Julienne
2019-09-24 18:12 ` [PATCH 02/11] of: base: introduce __of_n_*_cells_parent() Nicolas Saenz Julienne
2019-09-24 18:12 ` [PATCH 03/11] of: address: use parent DT node in bus->count_cells() Nicolas Saenz Julienne
2019-09-24 18:12 ` [PATCH 04/11] of: address: introduce of_translate_dma_address_parent() Nicolas Saenz Julienne
2019-09-24 18:12 ` [PATCH 05/11] of: expose __of_get_dma_parent() to OF subsystem Nicolas Saenz Julienne
2019-09-24 18:12 ` [PATCH 06/11] of: address: use parent OF node in of_dma_get_range() Nicolas Saenz Julienne
2019-09-24 18:12 ` [PATCH 07/11] dts: arm64: layerscape: add dma-ranges property to qoric-mc node Nicolas Saenz Julienne
2019-10-14 8:28 ` Shawn Guo
2019-10-14 10:00 ` Nicolas Saenz Julienne
2019-10-14 11:09 ` Shawn Guo [this message]
2019-09-24 18:12 ` [PATCH 08/11] dts: arm64: layerscape: add dma-ranges property to pcie nodes Nicolas Saenz Julienne
2019-10-14 8:29 ` Shawn Guo
2019-09-24 18:12 ` [PATCH 09/11] of: device: remove comment in of_dma_configure() Nicolas Saenz Julienne
2019-09-24 18:12 ` [PATCH 10/11] of: device: introduce of_dma_configure_parent() Nicolas Saenz Julienne
2019-09-24 18:12 ` [PATCH 11/11] of: simplify of_dma_config()'s arguments Nicolas Saenz Julienne
2019-09-24 21:59 ` [PATCH 00/11] of: Fix DMA configuration for non-DT masters Rob Herring
2019-09-25 14:52 ` Nicolas Saenz Julienne
2019-09-25 15:09 ` Robin Murphy
2019-09-25 15:30 ` Nicolas Saenz Julienne
2019-09-25 16:16 ` Rob Herring
2019-09-25 16:52 ` Robin Murphy
2019-09-25 21:33 ` Rob Herring
2019-09-26 10:44 ` Nicolas Saenz Julienne
2019-09-26 11:20 ` Robin Murphy
2019-10-02 18:28 ` Florian Fainelli
2019-09-25 16:07 ` Rob Herring
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