rk fb: compatible when 32bit system call used on 64bit kernel

Signed-off-by: hjc <hjc@rock-chips.com>

diff --git a/drivers/video/rockchip/rk_fb.c b/drivers/video/rockchip/rk_fb.c
index b9e15c4ebf6bb8ae7a93d54d6265777637d82477..3e0d3c1737d0fad01030b14a91112428faeb7bef 100755 (executable)
--- a/drivers/video/rockchip/rk_fb.c
+++ b/drivers/video/rockchip/rk_fb.c
@@ -2974,6 +2974,7 @@ static struct fb_ops fb_ops = {
        .fb_set_par = rk_fb_set_par,
        .fb_blank = rk_fb_blank,
        .fb_ioctl = rk_fb_ioctl,
+       .fb_compat_ioctl = rk_fb_ioctl,
        .fb_pan_display = rk_fb_pan_display,
        .fb_read = rk_fb_read,
        .fb_write = rk_fb_write,