rk3368: ddrfreq: add compat_ioctl support

Signed-off-by: Xiao Feng <xf@rock-chips.com>

diff --git a/arch/arm/mach-rockchip/ddr_freq.c b/arch/arm/mach-rockchip/ddr_freq.c
index 09a1d80413b726bbf8569ced6b4590a877cde9e1..a6c3ab8b8c597e7b32d7a0718c9cf70191fcf175 100644 (file)
--- a/arch/arm/mach-rockchip/ddr_freq.c
+++ b/arch/arm/mach-rockchip/ddr_freq.c
@@ -652,6 +652,9 @@ static long ddr_freq_ioctl(struct file *file, unsigned int cmd, unsigned long ar
 static const struct file_operations ddr_freq_fops = {
        .owner  = THIS_MODULE,
        .unlocked_ioctl = ddr_freq_ioctl,
+#ifdef CONFIG_COMPAT
+       .compat_ioctl   = ddr_freq_ioctl,
+#endif
 };
 
 static struct miscdevice ddr_freq_dev = {