From: Christoph Hellwig <hch@lst.de>
To: Arnd Bergmann <arnd@kernel.org>
Cc: Christoph Hellwig <hch@lst.de>,
Russell King <linux@armlinux.org.uk>,
Linus Walleij <linus.walleij@linaro.org>,
Andre Przywara <andre.przywara@arm.com>,
Andrew Lunn <andrew@lunn.ch>,
Gregory Clement <gregory.clement@bootlin.com>,
Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Alan Stern <stern@rowland.harvard.edu>,
Laurentiu Tudor <laurentiu.tudor@nxp.com>,
Marek Szyprowski <m.szyprowski@samsung.com>,
Robin Murphy <robin.murphy@arm.com>,
"open list:IOMMU DRIVERS" <iommu@lists.linux-foundation.org>,
Linux ARM <linux-arm-kernel@lists.infradead.org>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
USB list <linux-usb@vger.kernel.org>
Subject: Re: [PATCH 4/7] ARM: remove the unused virt_to_dma helper
Date: Thu, 21 Apr 2022 16:11:08 +0200 [thread overview]
Message-ID: <20220421141108.GA20492@lst.de> (raw)
In-Reply-To: <CAK8P3a2zSZsiq_FFHJMHex6uLc_7sUfvns8W8-mE52yzxOqhKw@mail.gmail.com>
On Thu, Apr 21, 2022 at 10:00:55AM +0200, Arnd Bergmann wrote:
> I think __virt_to_bus() is now unused as well and could be removed
> in the same step.
Yes.
> It looks like __bus_to_virt() is still used in the ISA DMA API, but
> as that is only used on footbridge and rpc, the generic version of
> that could be moved into rpc (footbridge already has a custom
> version).
That sounds like a useful cleanup, but isn't really in scope for
this series.
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next prev parent reply other threads:[~2022-04-21 14:12 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-04-21 7:41 fully convert arm to use dma-direct Christoph Hellwig
2022-04-21 7:41 ` [PATCH 1/7] ARM: sa1100/assabet: move dmabounce hack to ohci driver Christoph Hellwig
2022-04-21 7:41 ` [PATCH 2/7] ARM: remove dmabounce Christoph Hellwig
2022-04-21 7:48 ` Arnd Bergmann
2022-04-21 7:42 ` [PATCH 3/7] ARM: mark various dma-mapping routines static in dma-mapping.c Christoph Hellwig
2022-04-21 7:49 ` Arnd Bergmann
2022-04-21 7:42 ` [PATCH 4/7] ARM: remove the unused virt_to_dma helper Christoph Hellwig
2022-04-21 8:00 ` Arnd Bergmann
2022-04-21 14:11 ` Christoph Hellwig [this message]
2022-04-21 7:42 ` [PATCH 5/7] ARM: use dma_to_phys/phys_to_dma in the dma-mapping code Christoph Hellwig
2022-04-21 8:02 ` Arnd Bergmann
2022-04-21 7:42 ` [PATCH 6/7] ARM: use the common dma_to_phys/phys_to_dma implementation where possible Christoph Hellwig
2022-04-21 8:05 ` Arnd Bergmann
2022-04-21 14:12 ` Christoph Hellwig
2022-04-21 7:42 ` [PATCH 7/7] ARM: use dma-direct unconditionally Christoph Hellwig
2022-04-21 8:09 ` Arnd Bergmann
2022-04-21 8:14 ` fully convert arm to use dma-direct Arnd Bergmann
2022-04-21 10:41 ` Andre Przywara
2022-04-22 21:17 ` Linus Walleij
2022-04-23 10:27 ` Marc Zyngier
2022-04-23 16:43 ` Christoph Hellwig
2022-05-06 12:06 ` Marc Zyngier
2022-05-09 6:16 ` Christoph Hellwig
2022-05-09 15:44 ` Russell King (Oracle)
2022-05-09 21:51 ` Linus Walleij
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