linux-kernel - [PATCH 1/5] usb: dwc2: gadget: use ep->fifo

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Date:	Mon, 28 Dec 2015 17:25:24 +0100
From:	Robert Baldyga <r.baldyga@...sung.com>
To:	balbi@...com, johnyoun@...opsys.com
Cc:	gregkh@...uxfoundation.org, linux-usb@...r.kernel.org,
	linux-kernel@...r.kernel.org, m.szyprowski@...sung.com,
	b.zolnierkie@...sung.com, Robert Baldyga <r.baldyga@...sung.com>
Subject: [PATCH 1/5] usb: dwc2: gadget: use ep->fifo_index in context of FIFO
 registers

In context of FIFO registers we use ep->fifo_index instead of ep->index.

Signed-off-by: Robert Baldyga <r.baldyga@...sung.com>
---
 drivers/usb/dwc2/gadget.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/drivers/usb/dwc2/gadget.c b/drivers/usb/dwc2/gadget.c
index 4e9fc92..773d121 100644
--- a/drivers/usb/dwc2/gadget.c
+++ b/drivers/usb/dwc2/gadget.c
@@ -369,7 +369,8 @@ static int dwc2_hsotg_write_fifo(struct dwc2_hsotg *hsotg,
 			return -ENOSPC;
 		}
 	} else if (hsotg->dedicated_fifos && hs_ep->index != 0) {
-		can_write = dwc2_readl(hsotg->regs + DTXFSTS(hs_ep->index));
+		can_write = dwc2_readl(hsotg->regs +
+				DTXFSTS(hs_ep->fifo_index));
 
 		can_write &= 0xffff;
 		can_write *= 4;
@@ -2172,7 +2173,7 @@ static void kill_all_requests(struct dwc2_hsotg *hsotg,
 
 	if (!hsotg->dedicated_fifos)
 		return;
-	size = (dwc2_readl(hsotg->regs + DTXFSTS(ep->index)) & 0xffff) * 4;
+	size = (dwc2_readl(hsotg->regs + DTXFSTS(ep->fifo_index)) & 0xffff) * 4;
 	if (size < ep->fifo_size)
 		dwc2_hsotg_txfifo_flush(hsotg, ep->fifo_index);
 }
-- 
1.9.1

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