From: Jani Nikula <jani.nikula@intel.com>
Date: Fri, 31 Jan 2014 13:49:07 +0000 (+0200)
Subject: drm: add DRM_INFO_ONCE() to print a one-time DRM_INFO() message
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=48b8f6315a6a230f859fcae8ef4a0ccf4f48e802;p=linux-beck.git

drm: add DRM_INFO_ONCE() to print a one-time DRM_INFO() message

Just like DRM_INFO(), but only do it once.

Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Acked-by: Dave Airlie <airlied@gmail.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
---

diff --git a/include/drm/drmP.h b/include/drm/drmP.h
index 04086c5be930..04a7f31301f8 100644
--- a/include/drm/drmP.h
+++ b/include/drm/drmP.h
@@ -199,6 +199,9 @@ int drm_err(const char *func, const char *format, ...);
 #define DRM_INFO(fmt, ...)				\
 	printk(KERN_INFO "[" DRM_NAME "] " fmt, ##__VA_ARGS__)
 
+#define DRM_INFO_ONCE(fmt, ...)				\
+	printk_once(KERN_INFO "[" DRM_NAME "] " fmt, ##__VA_ARGS__)
+
 /**
  * Debug output.
  *