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Date:   Wed, 24 Jan 2018 16:29:04 +0100
From:   Christoph Hellwig <hch@lst.de>
To:     James Hogan <jhogan@kernel.org>
Cc:     Christoph Hellwig <hch@lst.de>, Huacai Chen <chenhc@lemote.com>,
        Ralf Baechle <ralf@linux-mips.org>,
        "Steven J . Hill" <Steven.Hill@cavium.com>,
        linux-mips@linux-mips.org, Fuxin Zhang <zhangfx@lemote.com>,
        Zhangjin Wu <wuzhangjin@gmail.com>,
        Jayachandran C <jchandra@broadcom.com>
Subject: Re: [PATCH 2/2] MIPS: Loongson64: Add cache_sync to
        loongson_dma_map_ops
Message-ID: <20180124152904.GA29244@lst.de>
References: <1510821355-24694-1-git-send-email-chenhc@lemote.com> <20180124140234.GF5446@saruman> <20180124141144.GB25393@lst.de> <20180124150304.GG5446@saruman>
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On Wed, Jan 24, 2018 at 03:03:05PM +0000, James Hogan wrote:
> I see, that makes sense. Thanks Christoph. I'll assume this patch isn't
> applicable then unless Huacai adds some explanation.

In addition there also is no driver that can be used on loongsoon
that actually calls dma_cache_sync either.