From: Finn Thain <fthain@telegraphics.com.au>
To: "David S. Miller" <davem@davemloft.net>
Cc: linux-m68k@lists.linux-m68k.org, netdev@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: [PATCH net] macsonic: Set platform device coherent_dma_mask
Date: Thu, 03 May 2018 14:24:09 +1000 [thread overview]
Message-ID: <S1751961AbeECEYO/20180503042429Z+1175@vger.kernel.org> (raw)
Set the device's coherent_dma_mask to avoid a WARNING splat.
Please see commit 205e1b7f51e4 ("dma-mapping: warn when there is
no coherent_dma_mask").
Cc: linux-m68k@lists.linux-m68k.org
Signed-off-by: Finn Thain <fthain@telegraphics.com.au>
---
drivers/net/ethernet/natsemi/macsonic.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/drivers/net/ethernet/natsemi/macsonic.c b/drivers/net/ethernet/natsemi/macsonic.c
index 0937fc2a928e..37b1ffa8bb61 100644
--- a/drivers/net/ethernet/natsemi/macsonic.c
+++ b/drivers/net/ethernet/natsemi/macsonic.c
@@ -523,6 +523,10 @@ static int mac_sonic_platform_probe(struct platform_device *pdev)
struct sonic_local *lp;
int err;
+ err = dma_coerce_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(32));
+ if (err)
+ return err;
+
dev = alloc_etherdev(sizeof(struct sonic_local));
if (!dev)
return -ENOMEM;
--
2.16.1
next reply other threads:[~2018-05-03 4:24 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-05-03 4:24 Finn Thain [this message]
[not found] <S1752057AbeECEYP/20180503042418Z+1168@vger.kernel.org>
2018-05-03 7:25 ` [PATCH net] macsonic: Set platform device coherent_dma_mask Geert Uytterhoeven
-- strict thread matches above, loose matches on Subject: below --
2018-05-03 4:24 Finn Thain
2018-05-03 4:24 Finn Thain
2018-05-03 4:24 Finn Thain
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