From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Date: Thu, 03 May 2018 14:24:09 +1000 To: "David S. Miller" Cc: linux-m68k@lists.linux-m68k.org, netdev@vger.kernel.org, linux-kernel@vger.kernel.org From: Finn Thain Subject: [PATCH net] macsonic: Set platform device coherent_dma_mask Sender: linux-kernel-owner@vger.kernel.org Message-Id: List-ID: 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 --- 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