linux-kernel - [PATCH 1/2] framebuffer: Add fb_<level> convenience logging macros

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Date:	Thu, 19 Sep 2013 18:35:54 -0700
From:	Joe Perches <joe@...ches.com>
To:	Jean-Christophe Plagniol-Villard <plagnioj@...osoft.com>,
	Tomi Valkeinen <tomi.valkeinen@...com>
Cc:	linux-fbdev@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH 1/2] framebuffer: Add fb_<level> convenience logging macros

Add fb_<level> convenience macros for emitting the
"fb%d: ", struct fb_info->node value.

Neatens and shortens the code a bit.

Signed-off-by: Joe Perches <joe@...ches.com>
---
 include/linux/fb.h | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/include/linux/fb.h b/include/linux/fb.h
index ffac70a..70c4836 100644
--- a/include/linux/fb.h
+++ b/include/linux/fb.h
@@ -792,4 +792,16 @@ extern int fb_find_mode(struct fb_var_screeninfo *var,
 			const struct fb_videomode *default_mode,
 			unsigned int default_bpp);
 
+/* Convenience logging macros */
+#define fb_err(fb_info, fmt, ...)					\
+	pr_err("fb%d: " fmt, (fb_info)->node, ##__VA_ARGS__)
+#define fb_notice(info, fmt, ...)					\
+	pr_notice("fb%d: " fmt, (fb_info)->node, ##__VA_ARGS__)
+#define fb_warn(fb_info, fmt, ...)					\
+	pr_warn("fb%d: " fmt, (fb_info)->node, ##__VA_ARGS__)
+#define fb_info(fb_info, fmt, ...)					\
+	pr_info("fb%d: " fmt, (fb_info)->node, ##__VA_ARGS__)
+#define fb_dbg(fb_info, fmt, ...)					\
+	pr_debug("fb%d: " fmt, (fb_info)->node, ##__VA_ARGS__)
+
 #endif /* _LINUX_FB_H */
-- 
1.8.1.2.459.gbcd45b4.dirty

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