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@xxxxxxxxxxxxxxxxxxxx
Signed-off-by: Finn Thain <fthain@xxxxxxxxxxxxxxxxxxx>
---
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
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