On Wed, 12 Aug 2015, Jeremy Linton wrote: > If the ehci driver fails to configure the dma settings then display > a dev error instead of simply failing. This is triggered in an > ACPI world if the user fails to set the _CCA on the device. > > Signed-off-by: Jeremy Linton <jeremy.linton@xxxxxxx> > --- > drivers/usb/host/ehci-platform.c | 4 +++- > 1 file changed, 3 insertions(+), 1 deletion(-) > > diff --git a/drivers/usb/host/ehci-platform.c b/drivers/usb/host/ehci-platform.c > index 2593def..82e396f 100644 > --- a/drivers/usb/host/ehci-platform.c > +++ b/drivers/usb/host/ehci-platform.c > @@ -162,8 +162,10 @@ static int ehci_platform_probe(struct platform_device *dev) > > err = dma_coerce_mask_and_coherent(&dev->dev, > pdata->dma_mask_64 ? DMA_BIT_MASK(64) : DMA_BIT_MASK(32)); > - if (err) > + if (err) { > + dev_err(&dev->dev, "Error: DMA setup failed\n"); > return err; > + } > > irq = platform_get_irq(dev, 0); > if (irq < 0) { > Too bad the ohci-platform driver doesn't get the same update, but it clearly wouldn't belong in this patch set. Anyway, Acked-by: Alan Stern <stern@xxxxxxxxxxxxxxxxxxx> Alan Stern -- To unsubscribe from this list: send the line "unsubscribe linux-acpi" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html