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From: "Maciej W. Rozycki" <macro@orcam.me.uk>
To: Christoph Hellwig <hch@lst.de>
Cc: Thomas Bogendoerfer <tsbogend@alpha.franken.de>,
	Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	linux-mips@vger.kernel.org, linux-kernel@vger.kernel.org,
	iommu@lists.linux-foundation.org
Subject: Re: [PATCH 1/6] MIPS/malta: simplify plat_setup_iocoherency
Date: Sun, 21 Feb 2021 04:06:30 +0100 (CET)	[thread overview]
Message-ID: <alpine.DEB.2.21.2102210403580.2021@angie.orcam.me.uk> (raw)
In-Reply-To: <20210210095641.23856-2-hch@lst.de>

On Wed, 10 Feb 2021, Christoph Hellwig wrote:

> Given that plat_mem_setup runs before earlyparams are handled and malta
> selects CONFIG_DMA_MAYBE_COHERENT, coherentio can only be set to
> IO_COHERENCE_DEFAULT at this point.  So remove the checking for other
> options and merge plat_enable_iocoherency into plat_setup_iocoherency
> to simplify the code a bit.

Tested-by: Maciej W. Rozycki <macro@orcam.me.uk>

 FWIW,

  Maciej

  reply	other threads:[~2021-02-21  3:07 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-02-10  9:56 MIPS noncoherent DMA cleanups v2 Christoph Hellwig
2021-02-10  9:56 ` [PATCH 1/6] MIPS/malta: simplify plat_setup_iocoherency Christoph Hellwig
2021-02-21  3:06   ` Maciej W. Rozycki [this message]
2021-02-10  9:56 ` [PATCH 2/6] MIPS/alchemy: factor out the DMA coherent setup Christoph Hellwig
2021-02-10  9:56 ` [PATCH 3/6] MIPS: refactor the runtime coherent vs noncoherent DMA indicators Christoph Hellwig
2021-02-10  9:56 ` [PATCH 4/6] driver core: lift dma_default_coherent into common code Christoph Hellwig
2021-02-10  9:56 ` [PATCH 5/6] MIPS: remove CONFIG_DMA_MAYBE_COHERENT Christoph Hellwig
2021-02-18  2:44   ` Huacai Chen
2021-02-10  9:56 ` [PATCH 6/6] MIPS: remove CONFIG_DMA_PERDEV_COHERENT Christoph Hellwig
2021-02-10 10:46 ` MIPS noncoherent DMA cleanups v2 Thomas Bogendoerfer
2021-02-13  9:06 ` Thomas Bogendoerfer
  -- strict thread matches above, loose matches on Subject: below --
2021-02-08 14:50 MIPS noncoherent DMA cleanups Christoph Hellwig
2021-02-08 14:50 ` [PATCH 1/6] MIPS/malta: simplify plat_setup_iocoherency Christoph Hellwig

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