Commit 5acb4b97 authored Feb 22, 2019 by Minas Harutyunyan Committed by Felipe Balbi May 03, 2019

dwc2: gadget: Fix completed transfer size calculation in DDMA



Fix calculation of transfer size on completion in function
dwc2_gadget_get_xfersize_ddma().

Added increment of descriptor pointer to move to next descriptor in
the loop.

Fixes: aa3e8bc8 ("usb: dwc2: gadget: DDMA transfer start and complete")

Signed-off-by: Minas Harutyunyan <hminas@synopsys.com>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>

parent 28b5c129

drivers/usb/dwc2/gadget.c

+1 −0

Original line number	Diff line number	Diff line
		@@ -2325,6 +2325,7 @@ static unsigned int dwc2_gadget_get_xfersize_ddma(struct dwc2_hsotg_ep *hs_ep)
		if (status & DEV_DMA_STS_MASK)
		dev_err(hsotg->dev, "descriptor %d closed with %x\n",
		i, status & DEV_DMA_STS_MASK);
		desc++;
		}

		return bytes_rem;

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