linux-kernel - [PATCH 6/6 v2] usb/gadget/pch

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Date:	Thu, 12 Jan 2012 11:27:10 +0900
From:	Tomoya MORINAGA <tomoya.rohm@...il.com>
To:	Felipe Balbi <balbi@...com>, Greg Kroah-Hartman <gregkh@...e.de>,
	linux-usb@...r.kernel.org, linux-kernel@...r.kernel.org
Cc:	qi.wang@...el.com, yong.y.wang@...el.com, joel.clark@...el.com,
	kok.howg.ewe@...el.com, Tomoya MORINAGA <tomoya.rohm@...il.com>
Subject: [PATCH 6/6 v2] usb/gadget/pch_udc: Add debug message

ISSUE:
Adding debugging messages.

CAUSE:
The debugging messages are added to make sure of that major interrupt events are occurring.

Signed-off-by: Tomoya MORINAGA <tomoya.rohm@...il.com>
---
V2: Divide into 6 patches
---
 drivers/usb/gadget/pch_udc.c |    8 ++++++--
 1 files changed, 6 insertions(+), 2 deletions(-)

diff --git a/drivers/usb/gadget/pch_udc.c b/drivers/usb/gadget/pch_udc.c
index 5a8ba41..356bd59 100644
--- a/drivers/usb/gadget/pch_udc.c
+++ b/drivers/usb/gadget/pch_udc.c
@@ -2516,11 +2516,15 @@ static void pch_udc_svc_cfg_interrupt(struct pch_udc_dev *dev)
 static void pch_udc_dev_isr(struct pch_udc_dev *dev, u32 dev_intr)
 {
 	/* USB Reset Interrupt */
-	if (dev_intr & UDC_DEVINT_UR)
+	if (dev_intr & UDC_DEVINT_UR) {
 		pch_udc_svc_ur_interrupt(dev);
+		dev_dbg(&dev->pdev->dev, "USB_RESET\n");
+	}
 	/* Enumeration Done Interrupt */
-	if (dev_intr & UDC_DEVINT_ENUM)
+	if (dev_intr & UDC_DEVINT_ENUM) {
 		pch_udc_svc_enum_interrupt(dev);
+		dev_dbg(&dev->pdev->dev, "USB_ENUM\n");
+	}
 	/* Set Interface Interrupt */
 	if (dev_intr & UDC_DEVINT_SI)
 		pch_udc_svc_intf_interrupt(dev);
-- 
1.7.4.4

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