From: Christoph Hellwig <hch@lst.de>
To: Thierry Reding <thierry.reding@gmail.com>
Cc: Christoph Hellwig <hch@lst.de>,
Marek Szyprowski <m.szyprowski@samsung.com>,
Robin Murphy <robin.murphy@arm.com>,
iommu@lists.linux-foundation.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] dma-direct: Export dma_direct_alloc() and dma_direct_free()
Date: Tue, 5 Feb 2019 17:10:36 +0100 [thread overview]
Message-ID: <20190205161036.GA782@lst.de> (raw)
In-Reply-To: <20190205110602.27717-1-thierry.reding@gmail.com>
On Tue, Feb 05, 2019 at 12:06:02PM +0100, Thierry Reding wrote:
> From: Thierry Reding <treding@nvidia.com>
>
> Drivers that are built as modules may want to use these functions, so
> make them available like the rest of the functions.
>
> Signed-off-by: Thierry Reding <treding@nvidia.com>
How do they want to use these functions? The proper way is to
call dma_alloc_coherent / dma_alloc_free and let the DMA API
handle the rest.
next prev parent reply other threads:[~2019-02-05 16:10 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-02-05 11:06 [PATCH] dma-direct: Export dma_direct_alloc() and dma_direct_free() Thierry Reding
2019-02-05 16:10 ` Christoph Hellwig [this message]
2019-02-05 16:20 ` Thierry Reding
2019-02-05 16:38 ` Christoph Hellwig
2019-02-05 17:56 ` Thierry Reding
2019-02-05 18:02 ` Christoph Hellwig
2019-02-05 22:29 ` Thierry Reding
2019-02-06 6:57 ` Christoph Hellwig
2019-02-06 7:37 ` Marek Szyprowski
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