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@ideasonboard.com>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>

diff --git a/drivers/usb/gadget/function/uvc.h b/drivers/usb/gadget/function/uvc.h
index 099d650082e59e3a8c3d7e77736e4037738564b3..1473d25ff17ad1afe243b37aeda0483beb4bd2cc 100644 (file)
--- 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)