From: Christoph Hellwig Date: Fri, 16 Aug 2019 06:24:33 +0000 (+0200) Subject: usb/max3421: remove the dummy {un,}map_urb_for_dma methods X-Git-Url: http://git.cdn.openwrt.org/?a=commitdiff_plain;h=5d6ff300f0114e64f4ad911d256ac1587204ac5d;p=openwrt%2Fstaging%2Fblogic.git usb/max3421: remove the dummy {un,}map_urb_for_dma methods Now that we have an explicit HCD_DMA flag, there is not need to override these methods. Signed-off-by: Christoph Hellwig Link: https://lore.kernel.org/r/20190816062435.881-5-hch@lst.de Signed-off-by: Greg Kroah-Hartman --- diff --git a/drivers/usb/host/max3421-hcd.c b/drivers/usb/host/max3421-hcd.c index afa321ab55fc..8819f502b6a6 100644 --- a/drivers/usb/host/max3421-hcd.c +++ b/drivers/usb/host/max3421-hcd.c @@ -1800,21 +1800,6 @@ max3421_bus_resume(struct usb_hcd *hcd) return -1; } -/* - * The SPI driver already takes care of DMA-mapping/unmapping, so no - * reason to do it twice. - */ -static int -max3421_map_urb_for_dma(struct usb_hcd *hcd, struct urb *urb, gfp_t mem_flags) -{ - return 0; -} - -static void -max3421_unmap_urb_for_dma(struct usb_hcd *hcd, struct urb *urb) -{ -} - static const struct hc_driver max3421_hcd_desc = { .description = "max3421", .product_desc = DRIVER_DESC, @@ -1826,8 +1811,6 @@ static const struct hc_driver max3421_hcd_desc = { .get_frame_number = max3421_get_frame_number, .urb_enqueue = max3421_urb_enqueue, .urb_dequeue = max3421_urb_dequeue, - .map_urb_for_dma = max3421_map_urb_for_dma, - .unmap_urb_for_dma = max3421_unmap_urb_for_dma, .endpoint_disable = max3421_endpoint_disable, .hub_status_data = max3421_hub_status_data, .hub_control = max3421_hub_control,