linux-kernel - [PATCH 2/7] fb: export fb mode db table

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Date:	Wed, 16 Feb 2011 15:10:47 +0100
From:	Sascha Hauer <s.hauer@...gutronix.de>
To:	linux-arm-kernel@...ts.infradead.org
Cc:	Sascha Hauer <s.hauer@...gutronix.de>,
	linux-kernel@...r.kernel.org, linux-fbdev@...r.kernel.org,
	Paul Mundt <lethal@...ux-sh.org>
Subject: [PATCH 2/7] fb: export fb mode db table

The different modes can be useful for drivers. Currently there is
no way to expose the modes to sysfs, so export them.

Signed-off-by: Sascha Hauer <s.hauer@...gutronix.de>
Cc: linux-kernel@...r.kernel.org
Cc: linux-fbdev@...r.kernel.org
Cc: Paul Mundt <lethal@...ux-sh.org>
---
 drivers/video/modedb.c |    8 ++++++--
 include/linux/fb.h     |    3 +++
 2 files changed, 9 insertions(+), 2 deletions(-)

diff --git a/drivers/video/modedb.c b/drivers/video/modedb.c
index 48c3ea8..942b44d 100644
--- a/drivers/video/modedb.c
+++ b/drivers/video/modedb.c
@@ -36,8 +36,7 @@ EXPORT_SYMBOL_GPL(fb_mode_option);
  *  Standard video mode definitions (taken from XFree86)
  */
 
-static const struct fb_videomode modedb[] = {
-
+const struct fb_videomode modedb[] = {
 	/* 640x400 @ 70 Hz, 31.5 kHz hsync */
 	{ NULL, 70, 640, 400, 39721, 40, 24, 39, 9, 96, 2, 0,
 		FB_VMODE_NONINTERLACED },
@@ -291,6 +290,11 @@ static const struct fb_videomode modedb[] = {
 		0, FB_VMODE_NONINTERLACED },
 };
 
+const struct fb_videomode *fb_modes = modedb;
+EXPORT_SYMBOL(fb_modes);
+const int num_fb_modes = ARRAY_SIZE(modedb);
+EXPORT_SYMBOL(num_fb_modes);
+
 #ifdef CONFIG_FB_MODE_HELPERS
 const struct fb_videomode cea_modes[64] = {
 	/* #1: 640x480p@...94/60Hz */
diff --git a/include/linux/fb.h b/include/linux/fb.h
index 68ba85a..41b0ce1 100644
--- a/include/linux/fb.h
+++ b/include/linux/fb.h
@@ -1154,6 +1154,9 @@ extern const char *fb_mode_option;
 extern const struct fb_videomode vesa_modes[];
 extern const struct fb_videomode cea_modes[64];
 
+extern const struct fb_videomode *fb_modes;
+extern const int num_fb_modes;
+
 struct fb_modelist {
 	struct list_head list;
 	struct fb_videomode mode;
-- 
1.7.2.3

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