* Aaro Koskinen <aaro.koskinen@xxxxxx> [151123 11:51]:
> Fail with error when no DMA controller is set.
>
> Signed-off-by: Aaro Koskinen <aaro.koskinen@xxxxxx>
> ---
> drivers/usb/musb/musb_core.c | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/drivers/usb/musb/musb_core.c b/drivers/usb/musb/musb_core.c
> index 18cfc0a..f8d3b40 100644
> --- a/drivers/usb/musb/musb_core.c
> +++ b/drivers/usb/musb/musb_core.c
> @@ -2095,6 +2095,7 @@ musb_init_controller(struct device *dev, int nIrq, void __iomem *ctrl)
> #ifndef CONFIG_MUSB_PIO_ONLY
> if (!musb->ops->dma_init || !musb->ops->dma_exit) {
> dev_err(dev, "DMA controller not set\n");
> + status = -ENODEV;
> goto fail2;
> }
> musb_dma_controller_create = musb->ops->dma_init;
Seems OK for a fix to me. We may be now easily able to also switch
to PIO mode if no DMA glue is found.
Regards,
Tony
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