36 lines
1.1 KiB
Diff
36 lines
1.1 KiB
Diff
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From 5acb4b970184d189d901192d075997c933b82260 Mon Sep 17 00:00:00 2001
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From: Minas Harutyunyan <minas.harutyunyan@synopsys.com>
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Date: Fri, 22 Feb 2019 15:49:19 +0400
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Subject: [PATCH 43/53] dwc2: gadget: Fix completed transfer size calculation
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in DDMA
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Fix calculation of transfer size on completion in function
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dwc2_gadget_get_xfersize_ddma().
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Added increment of descriptor pointer to move to next descriptor in
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the loop.
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Fixes: aa3e8bc81311 ("usb: dwc2: gadget: DDMA transfer start and complete")
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Signed-off-by: Minas Harutyunyan <hminas@synopsys.com>
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Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
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---
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drivers/usb/dwc2/gadget.c | 1 +
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1 file changed, 1 insertion(+)
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diff --git a/drivers/usb/dwc2/gadget.c b/drivers/usb/dwc2/gadget.c
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index a17e444e467b..16ffd9fd9361 100644
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--- a/drivers/usb/dwc2/gadget.c
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+++ b/drivers/usb/dwc2/gadget.c
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@@ -2325,6 +2325,7 @@ static unsigned int dwc2_gadget_get_xfersize_ddma(struct dwc2_hsotg_ep *hs_ep)
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if (status & DEV_DMA_STS_MASK)
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dev_err(hsotg->dev, "descriptor %d closed with %x\n",
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i, status & DEV_DMA_STS_MASK);
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+ desc++;
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}
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return bytes_rem;
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--
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2.11.0
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