linux-kernel - [PATCH] usb: gadget: uvc: add uvcg

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Date:   Mon, 17 Dec 2018 01:03:40 -0500
From:   Paul Elder <paul.elder@...asonboard.com>
To:     laurent.pinchart@...asonboard.com, kieran.bingham@...asonboard.com
Cc:     Paul Elder <paul.elder@...asonboard.com>, balbi@...nel.org,
        gregkh@...uxfoundation.org, linux-usb@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: [PATCH] usb: gadget: uvc: add uvcg_warn macro

We only have uvcg_dbg, uvcg_info, and uvcg_err, so add uvcg_warn macro
to print gadget device name and function name along with format.

Signed-off-by: Paul Elder <paul.elder@...asonboard.com>
---
 drivers/usb/gadget/function/uvc.h | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/usb/gadget/function/uvc.h b/drivers/usb/gadget/function/uvc.h
index 1d89b1df4ba0..c381ce9bbbbe 100644
--- a/drivers/usb/gadget/function/uvc.h
+++ b/drivers/usb/gadget/function/uvc.h
@@ -56,6 +56,8 @@ extern unsigned int uvc_gadget_trace_param;
 	dev_dbg(&(f)->config->cdev->gadget->dev, "%s: " fmt, (f)->name, ##args)
 #define uvcg_info(f, fmt, args...) \
 	dev_info(&(f)->config->cdev->gadget->dev, "%s: " fmt, (f)->name, ##args)
+#define uvcg_warn(f, fmt, args...) \
+	dev_warn(&(f)->config->cdev->gadget->dev, "%s: " fmt, (f)->name, ##args)
 #define uvcg_err(f, fmt, args...) \
 	dev_err(&(f)->config->cdev->gadget->dev, "%s: " fmt, (f)->name, ##args)
 
-- 
2.19.2