> Stefan Wahren <stefan.wahren@xxxxxxxx> hat am 12. Februar 2018 um 21:20 geschrieben:
>
>
> We better print an error in case probing of dwc2 fails on
> setting the DMA coherent mask.
>
> Signed-off-by: Stefan Wahren <stefan.wahren@xxxxxxxx>
> ---
> drivers/usb/dwc2/platform.c | 4 +++-
> 1 file changed, 3 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/usb/dwc2/platform.c b/drivers/usb/dwc2/platform.c
> index 4703478..4ddbdbd 100644
> --- a/drivers/usb/dwc2/platform.c
> +++ b/drivers/usb/dwc2/platform.c
> @@ -382,8 +382,10 @@ static int dwc2_driver_probe(struct platform_device *dev)
> if (!dev->dev.dma_mask)
> dev->dev.dma_mask = &dev->dev.coherent_dma_mask;
> retval = dma_set_coherent_mask(&dev->dev, DMA_BIT_MASK(32));
> - if (retval)
> + if (retval) {
> + dev_err(&dev->dev, "can't set coherent DMA mask: %d\n", retval);
> return retval;
> + }
>
> res = platform_get_resource(dev, IORESOURCE_MEM, 0);
> hsotg->regs = devm_ioremap_resource(&dev->dev, res);
> --
> 2.7.4
>
ping ...
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