From: hch@lst.de (Christoph Hellwig)
To: linux-snps-arc@lists.infradead.org
Subject: [RFC] etnaviv: missing dma_mask
Date: Fri, 17 Aug 2018 08:42:22 +0200 [thread overview]
Message-ID: <20180817064222.GB10811@lst.de> (raw)
In-Reply-To: <20180814141225.6123-1-Eugeniy.Paltsev@synopsys.com>
On Tue, Aug 14, 2018@05:12:25PM +0300, Eugeniy Paltsev wrote:
> Hi Lucas, Christoph,
>
> After switching ARC to generic dma_noncoherent cache ops
> etnaviv driver start failing on dma maping functions because of
> dma_mask lack.
>
> So I'm wondering is it valid case to have device which is
> DMA capable and doesn't have dma_mask set?
>
> If not, then I guess something like that should work
> (at least it works for ARC):
This looks ok is a minimal fix:
Reviewed-by: Christoph Hellwig <hch at lst.de>
But why doesn't this device have a dma-range property in DT?
next prev parent reply other threads:[~2018-08-17 6:42 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-08-14 14:12 [RFC] etnaviv: missing dma_mask Eugeniy Paltsev
2018-08-17 6:42 ` Christoph Hellwig [this message]
2018-08-23 8:54 ` Lucas Stach
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