rk3188 lcdc:support ioctl RK_FBIOSET_W0W1_ZORDER_SWAP

diff --git a/drivers/video/rockchip/lcdc/rk3188_lcdc.c b/drivers/video/rockchip/lcdc/rk3188_lcdc.c
index 96c3b360de0cadff11a4ee974032cb0a77ebbfad..0709e1c22c710f0e4e211941dedadd597f48cb9f 100644 (file)
--- a/drivers/video/rockchip/lcdc/rk3188_lcdc.c
+++ b/drivers/video/rockchip/lcdc/rk3188_lcdc.c
@@ -779,6 +779,7 @@ static int rk3188_lcdc_ioctl(struct rk_lcdc_device_driver *dev_drv, unsigned int
        u32 panel_size[2];
        void __user *argp = (void __user *)arg;
        int enable;
+       int zorder;
        switch(cmd)
        {
                case FBIOGET_PANEL_SIZE:    //get panel size
@@ -795,6 +796,12 @@ static int rk3188_lcdc_ioctl(struct rk_lcdc_device_driver *dev_drv, unsigned int
                                return -EFAULT;
                        lcdc_dev->vsync_info.active = enable;
                        break;
+               case  RK_FBIOSET_W0W1_ZORDER_SWAP:
+                       if (copy_from_user(&zorder, argp, sizeof(zorder)))
+                               return -EFAULT;
+                       lcdc_msk_reg(lcdc_dev,DSP_CTRL0,m_WIN0_TOP,v_WIN0_TOP(zorder));
+                       break;
+                       
                default:
                        break;
        }