From 941d43e29b1fa7352eb006b5ec37d6990ed3b877 Mon Sep 17 00:00:00 2001 From: Phil Elwell Date: Fri, 15 Nov 2019 08:48:08 +0000 Subject: [PATCH] dwc_otg: Declare DMA capability with HCD_DMA flag Following [1], USB controllers have to declare DMA capabilities in order for them to be used by adding the HCD_DMA flag to their hc_driver struct. [1] 7b81cb6bddd2 ("usb: add a HCD_DMA flag instead of guestimating DMA capabilities") Signed-off-by: Phil Elwell --- drivers/usb/host/dwc_otg/dwc_otg_hcd_linux.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/drivers/usb/host/dwc_otg/dwc_otg_hcd_linux.c +++ b/drivers/usb/host/dwc_otg/dwc_otg_hcd_linux.c @@ -119,7 +119,7 @@ static struct hc_driver dwc_otg_hc_drive .irq = dwc_otg_hcd_irq, - .flags = HCD_MEMORY | HCD_USB2, + .flags = HCD_MEMORY | HCD_DMA | HCD_USB2, //.reset = .start = hcd_start,