From: shawnguo@kernel.org (Shawn Guo)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH] soc: imx: gpc: set DMA mask for PD platform devices
Date: Wed, 26 Sep 2018 10:39:39 +0800 [thread overview]
Message-ID: <20180926023937.GD22238@dragon> (raw)
In-Reply-To: <20180912152702.14640-1-l.stach@pengutronix.de>
On Wed, Sep 12, 2018 at 05:27:02PM +0200, Lucas Stach wrote:
> The PD platform devices aren't DMA capable (as is correctly reflected
> in with a zero mask coherent_dma_mask). As they have a of_node attached
> they will go through of_dma_configure, which will warn if it finds an
> uninitialized DMA mask. Let the driver core know that this isn't a
> missing configuration, but a non DMA capable device by pointing the
> dma_mask to the coherent_dma_mask.
>
> Signed-off-by: Lucas Stach <l.stach@pengutronix.de>
> ---
> Since the warning that is triggered with the incomplete configuration
> has been introduced in the v4.19 cycle, it would nice to get this in
> as a fix.
Applied as a fix, thanks.
next prev parent reply other threads:[~2018-09-26 2:39 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-09-12 15:27 [PATCH] soc: imx: gpc: set DMA mask for PD platform devices Lucas Stach
2018-09-13 3:51 ` Fabio Estevam
2018-09-26 2:39 ` Shawn Guo [this message]
2019-01-24 11:46 ` Fabio Estevam
2019-01-24 14:34 ` Lucas Stach
2019-01-24 17:41 ` Fabio Estevam
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