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From: Christoph Hellwig <hch@infradead.org>
To: Tiezhu Yang <yangtiezhu@loongson.cn>
Cc: Thomas Bogendoerfer <tsbogend@alpha.franken.de>,
	Huacai Chen <chenhc@lemote.com>,
	Jiaxun Yang <jiaxun.yang@flygoat.com>,
	linux-mips@vger.kernel.org, linux-kernel@vger.kernel.org,
	Xuefeng Li <lixuefeng@loongson.cn>
Subject: Re: [PATCH v2 2/3] MIPS: Loongson: Add DMA support for 7A1000
Date: Wed, 25 Mar 2020 06:27:56 -0700	[thread overview]
Message-ID: <20200325132756.GA13750@infradead.org> (raw)
In-Reply-To: <1584932355-3642-3-git-send-email-yangtiezhu@loongson.cn>

On Mon, Mar 23, 2020 at 10:59:14AM +0800, Tiezhu Yang wrote:
> Implement __phys_to_dma() and __dma_to_phys() according to the
> node id offset in the 7A1000 DMA route config register.

Can you please try to just use the dma_pfn_offset field in struct device
for all loongson platforms?  I'm pretty sure I asked for that last time
around..

  reply	other threads:[~2020-03-25 13:28 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-03-23  2:59 [PATCH v2 0/3] Add basic support for Loongson 7A1000 bridge chip Tiezhu Yang
2020-03-23  2:59 ` [PATCH v2 1/3] MIPS: Loongson: Get host bridge information Tiezhu Yang
2020-03-24  7:36   ` Jiaxun Yang
2020-03-24  9:58     ` Tiezhu Yang
2020-03-24 10:02       ` Jiaxun Yang
2020-03-24 12:38         ` Tiezhu Yang
2020-03-23  2:59 ` [PATCH v2 2/3] MIPS: Loongson: Add DMA support for 7A1000 Tiezhu Yang
2020-03-25 13:27   ` Christoph Hellwig [this message]
2020-03-26  2:44     ` Tiezhu Yang
2020-03-27  6:26     ` Jiaxun Yang
2020-03-31  9:58     ` Tiezhu Yang
2020-03-23  2:59 ` [PATCH v2 3/3] MIPS: Loongson: Add PCI " Tiezhu Yang
2020-03-24  7:28   ` Jiaxun Yang
2020-03-24 10:02     ` Tiezhu Yang
2020-03-24  7:49 ` [PATCH v2 0/3] Add basic support for Loongson 7A1000 bridge chip Jiaxun Yang
2020-03-24  8:12   ` Qiujun Huang
2020-03-24  9:31   ` Tiezhu Yang

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