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fbmon: add videomode helpers

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Add a function to convert from the generic videomode to a fb_videomode.

Signed-off-by: Steffen Trumtrar <s.trumtrar@pengutronix.de>
Reviewed-by: Thierry Reding <thierry.reding@avionic-design.de>
Acked-by: Thierry Reding <thierry.reding@avionic-design.de>
Tested-by: Thierry Reding <thierry.reding@avionic-design.de>
Tested-by: Philipp Zabel <p.zabel@pengutronix.de>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Acked-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Tested-by: Afzal Mohammed <Afzal@ti.com>
Tested-by: Rob Clark <robclark@gmail.com>
Tested-by: Leela Krishna Amudala <leelakrishna.a@gmail.com>
This commit is contained in:
Steffen Trumtrar
2012-11-14 10:55:04 +01:00
parent cc3f414cf2
commit 2db54c7239
2 changed files with 56 additions and 0 deletions
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4
include/linux/fb.h
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@@ -19,6 +19,7 @@ struct vm_area_struct;
struct fb_info;
struct device;
struct file;
struct videomode;
/* Definitions below are used in the parsed monitor specs */
#define FB_DPMS_ACTIVE_OFF 1
@@ -714,6 +715,9 @@ extern void fb_destroy_modedb(struct fb_videomode *modedb);
extern int fb_find_mode_cvt(struct fb_videomode *mode, int margins, int rb);
extern unsigned char *fb_ddc_read(struct i2c_adapter *adapter);
extern int fb_videomode_from_videomode(const struct videomode *vm,
struct fb_videomode *fbmode);
/* drivers/video/modedb.c */
#define VESA_MODEDB_SIZE 34
extern void fb_var_to_videomode(struct fb_videomode *mode,