From mboxrd@z Thu Jan  1 00:00:00 1970
From: Thierry Reding <thierry.reding@gmail.com>
Subject: Re: [PATCH] dmaengine: tegra: add slave capabilities reporting
Date: Tue, 6 Jan 2015 13:56:18 +0100
Message-ID: <20150106125617.GE31830@ulmo.nvidia.com>
References: <alpine.DEB.2.02.1501060640220.28771@utopia.booyaka.com>
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To: Paul Walmsley <paul@pwsan.com>
Cc: Vinod Koul <vinod.koul@intel.com>, Paul Walmsley <pwalmsley@nvidia.com>, Laxman Dewangan <ldewangan@nvidia.com>, Dan Williams <dan.j.williams@intel.com>, Stephen Warren <swarren@wwwdotorg.org>, Alexandre Courbot <gnurou@gmail.com>, Maxime Ripard <maxime.ripard@free-electrons.com>, dmaengine@vger.kernel.org, linux-tegra@vger.kernel.org, linux-kernel@vger.kernel.org
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On Tue, Jan 06, 2015 at 06:44:56AM +0000, Paul Walmsley wrote:
>=20
> After commit ecc19d17868be9c9f8f00ed928791533c420f3e0 ("dmaengine: Add
> a warning for drivers not using the generic slave caps retrieval"),
> the Tegra APB DMA driver causes this warning during boot:
>=20
> WARNING: CPU: 0 PID: 1 at drivers/dma/dmaengine.c:830 dma_async_device_re=
gister+0x294/0x538()
> this driver doesn't support generic slave capabilities reporting
>=20
> Fix by setting the appropriate reporting structure fields that are
> passed to dma_async_device_register().
>=20
> Signed-off-by: Paul Walmsley <paul@pwsan.com>
> Cc: Paul Walmsley <pwalmsley@nvidia.com>
> Cc: Laxman Dewangan <ldewangan@nvidia.com>
> Cc: Vinod Koul <vinod.koul@intel.com>
> Cc: Dan Williams <dan.j.williams@intel.com>
> Cc: Stephen Warren <swarren@wwwdotorg.org>
> Cc: Thierry Reding <thierry.reding@gmail.com>
> Cc: Maxime Ripard <maxime.ripard@free-electrons.com>
> Cc: Alexandre Courbot <gnurou@gmail.com>
> ---
> Applies on next-20150105.  Boot-tested on Tegra132 Norrin FFD
> (with a few unrelated patches not yet in mainline to get the board to=20
> boot)

Tested also on the Jetson TK1 and it fixes the same warning there:

Tested-by: Thierry Reding <treding@nvidia.com>
Acked-by: Thierry Reding <treding@nvidia.com>

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