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Commit ea521dbc authored by Greg Kroah-Hartman's avatar Greg Kroah-Hartman
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Revert "usb: dwc2: make the scheduler handle excessive NAKs better" 



This reverts commit f5717a75, as it
wasn't ment to be applied to this branch / tree, it should go in through
the USB tree, my fault.

Reported-by: default avatarPaul Zimmerman <Paul.Zimmerman@synopsys.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 3f2882d3

drivers/usb/dwc2/hcd_intr.c

+0 −8
Original line number Diff line number Diff line
@@ -1890,20 +1890,12 @@ static void dwc2_hc_chhltd_intr_dma(struct dwc2_hsotg *hsotg, 
					"hcint 0x%08x, intsts 0x%08x\n",

					chan->hcint,

					readl(hsotg->regs + GINTSTS));

				goto error;

			}

		}

	} else {

		dev_info(hsotg->dev,

			 "NYET/NAK/ACK/other in non-error case, 0x%08x\n",

			 chan->hcint);

error:

		/* Failthrough: use 3-strikes rule */

		qtd->error_count++;

		dwc2_update_urb_state_abn(hsotg, chan, chnum, qtd->urb,

					  qtd, DWC2_HC_XFER_XACT_ERR);

		dwc2_hcd_save_data_toggle(hsotg, chan, chnum, qtd);

		dwc2_halt_channel(hsotg, chan, qtd, DWC2_HC_XFER_XACT_ERR);

	}

}