From: Mark Brown <broonie@kernel.org>
To: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Cc: Vinod Koul <vkoul@kernel.org>,
dmaengine@vger.kernel.org, Daniel Mack <daniel@zonque.org>,
Haojian Zhuang <haojian.zhuang@gmail.com>,
Robert Jarzmik <robert.jarzmik@free.fr>,
linux-arm-kernel@lists.infradead.org, linux-spi@vger.kernel.org,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
linux-serial@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH v1] dmaengine: idma64: Use actual device for DMA transfers
Date: Tue, 19 Mar 2019 12:57:47 +0000 [thread overview]
Message-ID: <20190319125747.GC5514@sirena.org.uk> (raw)
In-Reply-To: <20190318153930.25641-1-andriy.shevchenko@linux.intel.com>
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On Mon, Mar 18, 2019 at 06:39:30PM +0300, Andy Shevchenko wrote:
> Intel IOMMU, when enabled, tries to find the domain of the device,
> assuming it's a PCI one, during DMA operations, such as mapping or
> unmapping. Since we are splitting the actual PCI device to couple of
Acked-by: Mark Brown <broonie@kernel.org>
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next prev parent reply other threads:[~2019-03-19 12:57 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-03-18 15:39 [PATCH v1] dmaengine: idma64: Use actual device for DMA transfers Andy Shevchenko
2019-03-19 12:57 ` Mark Brown [this message]
2019-03-19 14:25 ` Greg Kroah-Hartman
2019-03-21 14:18 ` Vinod Koul
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