From b6b1c6db4c7f04ffe3fd411baa9df31f4dd355dd Mon Sep 17 00:00:00 2001 From: Felipe Balbi Date: Mon, 30 May 2016 13:29:35 +0300 Subject: [PATCH] usb: dwc3: gadget: update transfer needs transfer resource According to SNPS databook, we need to pass transfer resource on update transfer command, let's do it. Signed-off-by: Felipe Balbi --- drivers/usb/dwc3/gadget.c | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-) diff --git a/drivers/usb/dwc3/gadget.c b/drivers/usb/dwc3/gadget.c index 61edb6650e2f..e7e493b45084 100644 --- a/drivers/usb/dwc3/gadget.c +++ b/drivers/usb/dwc3/gadget.c @@ -994,12 +994,13 @@ static int __dwc3_gadget_kick_transfer(struct dwc3_ep *dep, u16 cmd_param) if (starting) { params.param0 = upper_32_bits(req->trb_dma); params.param1 = lower_32_bits(req->trb_dma); - cmd = DWC3_DEPCMD_STARTTRANSFER; + cmd = DWC3_DEPCMD_STARTTRANSFER | + DWC3_DEPCMD_PARAM(cmd_param); } else { - cmd = DWC3_DEPCMD_UPDATETRANSFER; + cmd = DWC3_DEPCMD_UPDATETRANSFER | + DWC3_DEPCMD_PARAM(dep->resource_index); } - cmd |= DWC3_DEPCMD_PARAM(cmd_param); ret = dwc3_send_gadget_ep_cmd(dep, cmd, ¶ms); if (ret < 0) { /* -- 2.39.5