From: Pratyush Anand <pratyush.anand@st.com>
Date: Mon, 14 Jan 2013 10:29:36 +0000 (+0530)
Subject: usb: dwc3: gadget: no need to pass params in case of UPDATE_TRANSFER
X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=1877d6c9a57802d50a059cf2dacdba10168cece7;p=openwrt%2Fstaging%2Fblogic.git

usb: dwc3: gadget: no need to pass params in case of UPDATE_TRANSFER

UPDATE_TRANSFER does not need any parameters. So, no need to prepare it.

Signed-off-by: Pratyush Anand <pratyush.anand@st.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
---

diff --git a/drivers/usb/dwc3/gadget.c b/drivers/usb/dwc3/gadget.c
index da8d57cb00e8..686c31c3d87c 100644
--- a/drivers/usb/dwc3/gadget.c
+++ b/drivers/usb/dwc3/gadget.c
@@ -974,13 +974,14 @@ static int __dwc3_gadget_kick_transfer(struct dwc3_ep *dep, u16 cmd_param,
 	}
 
 	memset(&params, 0, sizeof(params));
-	params.param0 = upper_32_bits(req->trb_dma);
-	params.param1 = lower_32_bits(req->trb_dma);
 
-	if (start_new)
+	if (start_new) {
+		params.param0 = upper_32_bits(req->trb_dma);
+		params.param1 = lower_32_bits(req->trb_dma);
 		cmd = DWC3_DEPCMD_STARTTRANSFER;
-	else
+	} else {
 		cmd = DWC3_DEPCMD_UPDATETRANSFER;
+	}
 
 	cmd |= DWC3_DEPCMD_PARAM(cmd_param);
 	ret = dwc3_send_gadget_ep_cmd(dwc, dep->number, cmd, &params);