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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.

  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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