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OMAP: DSS2: OMAPFB: add support for FBIO_WAITFORVSYNC 

FBIO_WAITFORVSYNC is a stardard ioctl for waiting vsync, already
used by some userspace, so add it as an alias for OMAPFB_WAITFORVSYNC.

Signed-off-by: Grazvydas Ignotas <notasas@gmail.com>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@nokia.com>
This commit is contained in:
Grazvydas Ignotas 2010-07-02 22:54:56 +02:00 committed by Tomi Valkeinen
parent f3c77d6332
commit ece350d394
1 changed files with 12 additions and 0 deletions
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12
drivers/video/omap2/omapfb/omapfb-ioctl.c
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@ -610,6 +610,7 @@ int omapfb_ioctl(struct fb_info *fbi, unsigned int cmd, unsigned long arg)
struct omapfb_vram_info vram_info;
struct omapfb_tearsync_info tearsync_info;
struct omapfb_display_info display_info;
u32 crt;
} p;
int r = 0;
@ -768,6 +769,17 @@ int omapfb_ioctl(struct fb_info *fbi, unsigned int cmd, unsigned long arg)
r = -EFAULT;
break;
case FBIO_WAITFORVSYNC:
if (get_user(p.crt, (__u32 __user *)arg)) {
r = -EFAULT;
break;
}
if (p.crt != 0) {
r = -ENODEV;
break;
}
/* FALLTHROUGH */
case OMAPFB_WAITFORVSYNC:
DBG("ioctl WAITFORVSYNC\n");
if (!display) {