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From: Christoph Hellwig <hch-jcswGhMUV9g@public.gmane.org>
To: Meelis Roos <mroos-Y27EyoLml9s@public.gmane.org>
Cc: iommu-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org,
	linuxppc-dev-uLR06cmDAlY/bJ5BZ2RsiQ@public.gmane.org,
	Christoph Hellwig <hch-jcswGhMUV9g@public.gmane.org>,
	Linux Kernel list
	<linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>
Subject: Re: pata-macio WARNING at dmam_alloc_coherent+0xec/0x110
Date: Tue, 13 Feb 2018 15:51:20 +0100	[thread overview]
Message-ID: <20180213145120.GA14657@lst.de> (raw)
In-Reply-To: <alpine.LRH.2.21.1802122246230.9153-ptEonEWSGqKptlylMvRsHA@public.gmane.org>

Does this fix your warning?

diff --git a/drivers/macintosh/macio_asic.c b/drivers/macintosh/macio_asic.c
index 62f541f968f6..07074820a167 100644
--- a/drivers/macintosh/macio_asic.c
+++ b/drivers/macintosh/macio_asic.c
@@ -375,6 +375,7 @@ static struct macio_dev * macio_add_one_device(struct macio_chip *chip,
 	dev->ofdev.dev.of_node = np;
 	dev->ofdev.archdata.dma_mask = 0xffffffffUL;
 	dev->ofdev.dev.dma_mask = &dev->ofdev.archdata.dma_mask;
+	dev->ofdev.dev.coherent_dma_mask = dev->ofdev.archdata.dma_mask;
 	dev->ofdev.dev.parent = parent;
 	dev->ofdev.dev.bus = &macio_bus_type;
 	dev->ofdev.dev.release = macio_release_dev;

  parent reply	other threads:[~2018-02-13 14:51 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-02-12 20:52 pata-macio WARNING at dmam_alloc_coherent+0xec/0x110 Meelis Roos
     [not found] ` <alpine.LRH.2.21.1802122246230.9153-ptEonEWSGqKptlylMvRsHA@public.gmane.org>
2018-02-13  1:45   ` Christoph Hellwig
2018-02-13 14:51   ` Christoph Hellwig [this message]
2018-02-13 15:22     ` Mathieu Malaterre
2018-02-13 16:46     ` Meelis Roos

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