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From: Russell King - ARM Linux admin <linux@armlinux.org.uk>
To: Christoph Hellwig <hch@lst.de>
Cc: Aaro Koskinen <aaro.koskinen@iki.fi>,
	Tony Lindgren <tony@atomide.com>,
	Robin Murphy <robin.murphy@arm.com>,
	iommu@lists.linux-foundation.org,
	linux-arm-kernel@lists.infradead.org,
	linux-kernel@vger.kernel.org, linux-omap@vger.kernel.org,
	linux-usb@vger.kernel.org
Subject: Re: [PATCH 3/4] ARM/dma-mapping: don't handle NULL devices in dma-direct.h
Date: Thu, 17 Sep 2020 19:50:10 +0100	[thread overview]
Message-ID: <20200917185009.GB1559@shell.armlinux.org.uk> (raw)
In-Reply-To: <20200917173229.3311382-4-hch@lst.de>

On Thu, Sep 17, 2020 at 07:32:28PM +0200, Christoph Hellwig wrote:
> The DMA API removed support for not passing in a device a long time
> ago, so remove the NULL checks.

What happens with ISA devices?

-- 
RMK's Patch system: https://www.armlinux.org.uk/developer/patches/
FTTP is here! 40Mbps down 10Mbps up. Decent connectivity at last!

  reply	other threads:[~2020-09-17 18:50 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-09-17 17:32 RFC: remove the need for <asm/dma-direct.h> on ARM Christoph Hellwig
2020-09-17 17:32 ` [PATCH 1/4] ARM/omap1: switch to use dma_direct_set_offset for lbus DMA offsets Christoph Hellwig
2020-09-18  5:49   ` Tony Lindgren
2020-09-19 22:29     ` Janusz Krzysztofik
2020-09-21  6:44       ` Tony Lindgren
2020-09-21  6:47         ` Christoph Hellwig
2020-09-23 10:05           ` Russell King - ARM Linux admin
2020-09-25  4:16         ` Christoph Hellwig
2020-09-17 17:32 ` [PATCH 2/4] ARM/footbridge: " Christoph Hellwig
2020-09-17 18:53   ` Russell King - ARM Linux admin
2020-09-17 17:32 ` [PATCH 3/4] ARM/dma-mapping: don't handle NULL devices in dma-direct.h Christoph Hellwig
2020-09-17 18:50   ` Russell King - ARM Linux admin [this message]
2020-09-18  5:10     ` Christoph Hellwig
2020-09-17 17:32 ` [PATCH 4/4] ARM/dma-mapping: remove the arm specific phys to dma translation helpers Christoph Hellwig

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