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From:   Anurag Kumar Vulisha <anurag.kumar.vulisha@xilinx.com>
To:     Felipe Balbi <balbi@kernel.org>,
        Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        Alan Stern <stern@rowland.harvard.edu>,
        Johan Hovold <johan@kernel.org>,
        Jaejoong Kim <climbbb.kim@gmail.com>,
        Benjamin Herrenschmidt <benh@kernel.crashing.org>,
        Roger Quadros <rogerq@ti.com>
CC:     <linux-usb@vger.kernel.org>, <linux-kernel@vger.kernel.org>,
        <v.anuragkumar@gmail.com>, Thinh Nguyen <thinhn@synopsys.com>,
        Tejas Joglekar <tejas.joglekar@synopsys.com>,
        Ajay Yugalkishore Pandey <APANDEY@xilinx.com>,
        Anurag Kumar Vulisha <anurag.kumar.vulisha@xilinx.com>
Subject: [PATCH V6 10/10] usb: dwc3: Check MISSED ISOC bit only for ISOC endpoints
Date:   Sat, 13 Oct 2018 18:44:58 +0530
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When streaming is enabled on BULK endpoints and LST bit is set
observed MISSED ISOC bit set in event->status for BULK ep. Since
this bit is only valid for isocronous endpoints, changed the code
to check for isocrnous endpoints when MISSED ISOC bit is set.

Signed-off-by: Anurag Kumar Vulisha <anurag.kumar.vulisha@xilinx.com>
Reviewed-by: Thinh Nguyen <thinhn@synopsys.com>
Tested-By: Tejas Joglekar <tejas.joglekar@synopsys.com>
---
 Chnages in v6:
	1. None

 Changes in v5:
	1. None

 Changes in v4:
	1. None

 Changes in v3:
	1. None

 Changes in v2:
	1. None
---
 drivers/usb/dwc3/gadget.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/usb/dwc3/gadget.c b/drivers/usb/dwc3/gadget.c
index f54de80..5bc37dd 100644
--- a/drivers/usb/dwc3/gadget.c
+++ b/drivers/usb/dwc3/gadget.c
@@ -2416,7 +2416,8 @@ static void dwc3_gadget_endpoint_transfer_in_progress(struct dwc3_ep *dep,
 	if (event->status & DEPEVT_STATUS_BUSERR)
 		status = -ECONNRESET;
 
-	if (event->status & DEPEVT_STATUS_MISSED_ISOC) {
+	if ((event->status & DEPEVT_STATUS_MISSED_ISOC) &&
+	    usb_endpoint_xfer_isoc(dep->endpoint.desc)) {
 		status = -EXDEV;
 
 		if (list_empty(&dep->started_list))
-- 
2.1.1