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[PATCH] fbcon: Console Rotation - Add support for 90-degree console rotation

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Add support for 90-degree (clockwise) rotation of the console.  To activate,
boot with:

fbcon=rotate:1

Signed-off-by: Antonino Daplas <adaplas@pol.net>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Antonino A. Daplas
2005-11-08 21:39:12 -08:00
committed by Linus Torvalds
parent 6cc50e1c5b
commit dbcbfe1ea4
5 changed files with 433 additions and 1 deletions
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13
drivers/video/console/fbcon.c
View File

@@ -207,12 +207,25 @@ static irqreturn_t fb_vbl_detect(int irq, void *dummy, struct pt_regs *fp)
}
#endif
#ifdef CONFIG_FRAMEBUFFER_CONSOLE_ROTATION
static inline void fbcon_set_rotation(struct fb_info *info, struct display *p)
{
struct fbcon_ops *ops = info->fbcon_par;
if (!(info->flags & FBINFO_MISC_TILEBLITTING) &&
p->con_rotate < 4)
ops->rotate = p->con_rotate;
else
ops->rotate = 0;
}
#else
static inline void fbcon_set_rotation(struct fb_info *info, struct display *p)
{
struct fbcon_ops *ops = info->fbcon_par;
ops->rotate = FB_ROTATE_UR;
}
#endif /* CONFIG_FRAMEBUFFER_CONSOLE_ROTATION */
static inline int fbcon_is_inactive(struct vc_data *vc, struct fb_info *info)
{