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authorGrazvydas Ignotas <notasas@gmail.com>2010-07-02 22:54:56 +0200
committerTomi Valkeinen <tomi.valkeinen@nokia.com>2010-08-05 16:52:19 +0300
commitece350d3949e9a60b39e4f9853be118e98d48fbc (patch)
tree10ae4f5863c9986a8ad02244a1e08592a54cbcc1 /drivers/video/omap2
parentf3c77d6332d979b74364ce2f3fc027ff6c0e00d1 (diff)
downloadlinux-ece350d3949e9a60b39e4f9853be118e98d48fbc.tar.gz
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>
Diffstat (limited to 'drivers/video/omap2')
-rw-r--r--drivers/video/omap2/omapfb/omapfb-ioctl.c12
1 files changed, 12 insertions, 0 deletions
diff --git a/drivers/video/omap2/omapfb/omapfb-ioctl.c b/drivers/video/omap2/omapfb/omapfb-ioctl.c
index 994f6a091b49..6f435450987e 100644
--- a/drivers/video/omap2/omapfb/omapfb-ioctl.c
+++ b/drivers/video/omap2/omapfb/omapfb-ioctl.c
@@ -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) {