From: John Youn <johnyoun@synopsys.com>
Date: Mon, 23 May 2016 18:32:47 +0000 (-0700)
Subject: UPSTREAM: usb: dwc3: Endianness issue on dwc3_log_ctrl
X-Git-Tag: firefly_0821_release~1806
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=21041f185015418f7a34d7789fe7850a3c4ff8f6;p=firefly-linux-kernel-4.4.55.git

UPSTREAM: usb: dwc3: Endianness issue on dwc3_log_ctrl

Sparse complains even though it looks ok. Probably it cannot detect that
the wValue, wIndex, and wLength are declared __le16 due to the macro
magic.

Redeclare them as CPU endianness and make the conversion on assignment.

Change-Id: I9682aa96ba8e1115c02f5df54d51fccdcb0ed4e1
Signed-off-by: John Youn <johnyoun@synopsys.com>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
Signed-off-by: Wu Liang feng <wulf@rock-chips.com>
(cherry picked from commit 96bedb637a1e1ad8e7ed781fa020550aae2a8f16)
---

diff --git a/drivers/usb/dwc3/trace.h b/drivers/usb/dwc3/trace.h
index f43f9ebf7c3f..cafd69fc7eb8 100644
--- a/drivers/usb/dwc3/trace.h
+++ b/drivers/usb/dwc3/trace.h
@@ -86,21 +86,21 @@ DECLARE_EVENT_CLASS(dwc3_log_ctrl,
 	TP_STRUCT__entry(
 		__field(__u8, bRequestType)
 		__field(__u8, bRequest)
-		__field(__le16, wValue)
-		__field(__le16, wIndex)
-		__field(__le16, wLength)
+		__field(__u16, wValue)
+		__field(__u16, wIndex)
+		__field(__u16, wLength)
 	),
 	TP_fast_assign(
 		__entry->bRequestType = ctrl->bRequestType;
 		__entry->bRequest = ctrl->bRequest;
-		__entry->wValue = ctrl->wValue;
-		__entry->wIndex = ctrl->wIndex;
-		__entry->wLength = ctrl->wLength;
+		__entry->wValue = le16_to_cpu(ctrl->wValue);
+		__entry->wIndex = le16_to_cpu(ctrl->wIndex);
+		__entry->wLength = le16_to_cpu(ctrl->wLength);
 	),
 	TP_printk("bRequestType %02x bRequest %02x wValue %04x wIndex %04x wLength %d",
 		__entry->bRequestType, __entry->bRequest,
-		le16_to_cpu(__entry->wValue), le16_to_cpu(__entry->wIndex),
-		le16_to_cpu(__entry->wLength)
+		__entry->wValue, __entry->wIndex,
+		__entry->wLength
 	)
 );