linux-kernel - Re: [PATCH v1] dmaengine: idma64: Use actual device for DMA transfers

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Message-ID: <20190319125747.GC5514@sirena.org.uk>
Date:   Tue, 19 Mar 2019 12:57:47 +0000
From:   Mark Brown <broonie@...nel.org>
To:     Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
Cc:     Vinod Koul <vkoul@...nel.org>, dmaengine@...r.kernel.org,
        Daniel Mack <daniel@...que.org>,
        Haojian Zhuang <haojian.zhuang@...il.com>,
        Robert Jarzmik <robert.jarzmik@...e.fr>,
        linux-arm-kernel@...ts.infradead.org, linux-spi@...r.kernel.org,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        linux-serial@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v1] dmaengine: idma64: Use actual device for DMA transfers

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@...nel.org>

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