From: Michael Ellerman <patch-notifications@ellerman.id.au>
To: Christoph Hellwig <hch@lst.de>,
benh@kernel.crashing.org, paulus@samba.org
Cc: aaro.koskinen@iki.fi, linuxppc-dev@lists.ozlabs.org,
linux-kernel@vger.kernel.org, Larry.Finger@lwfinger.net
Subject: Re: [PATCH] powerpc: enable a 30-bit ZONE_DMA for 32-bit pmac
Date: Sun, 23 Jun 2019 20:34:23 +1000 (AEST) [thread overview]
Message-ID: <45Wpgz6Q4Lz9sBb@ozlabs.org> (raw)
In-Reply-To: <20190613082446.18685-1-hch@lst.de>
On Thu, 2019-06-13 at 08:24:46 UTC, Christoph Hellwig wrote:
> With the strict dma mask checking introduced with the switch to
> the generic DMA direct code common wifi chips on 32-bit powerbooks
> stopped working. Add a 30-bit ZONE_DMA to the 32-bit pmac builds
> to allow them to reliably allocate dma coherent memory.
>
> Fixes: 65a21b71f948 ("powerpc/dma: remove dma_nommu_dma_supported")
> Reported-by: Aaro Koskinen <aaro.koskinen@iki.fi>
> Signed-off-by: Christoph Hellwig <hch@lst.de>
> Tested-by: Larry Finger <Larry.Finger@lwfinger.net>
> Acked-by: Larry Finger <Larry.Finger@lwfinger.net>
> Tested-by: Aaro Koskinen <aaro.koskinen@iki.fi>
Applied to powerpc fixes, thanks.
https://git.kernel.org/powerpc/c/9739ab7eda459f0669ec9807e0d9be5020bab88c
cheers
prev parent reply other threads:[~2019-06-23 10:36 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-06-13 8:24 [PATCH] powerpc: enable a 30-bit ZONE_DMA for 32-bit pmac Christoph Hellwig
2019-06-13 18:51 ` Larry Finger
2019-06-14 7:24 ` Mathieu Malaterre
2019-06-14 19:15 ` Aaro Koskinen
2019-06-14 20:26 ` Larry Finger
2019-06-14 19:02 ` Aaro Koskinen
2019-06-19 10:50 ` Christoph Hellwig
2019-06-19 12:32 ` Michael Ellerman
2019-06-19 13:31 ` Benjamin Herrenschmidt
2019-06-19 14:28 ` Mathieu Malaterre
2019-06-20 13:49 ` Michael Ellerman
2019-06-23 10:34 ` Michael Ellerman [this message]
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