rk312x lcdc: add to get hwc layer status

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

diff --git a/drivers/video/rockchip/lcdc/rk312x_lcdc.c b/drivers/video/rockchip/lcdc/rk312x_lcdc.c
index 86039500cd49b8843285b4c695e846ef424b78d7..26c4ca84eec2958725358e46ee8b9d2e376b7299 100755 (executable)
--- a/drivers/video/rockchip/lcdc/rk312x_lcdc.c
+++ b/drivers/video/rockchip/lcdc/rk312x_lcdc.c
@@ -1744,6 +1744,8 @@ static int rk312x_lcdc_get_win_state(struct rk_lcdc_driver *dev_drv, int win_id)
                win_status = lcdc_read_bit(lcdc_dev, SYS_CTRL, m_WIN0_EN);
        else if (win_id == 1)
                win_status = lcdc_read_bit(lcdc_dev, SYS_CTRL, m_WIN1_EN);
+       else if (win_id == 2)
+                win_status = lcdc_read_bit(lcdc_dev, SYS_CTRL, m_HWC_EN);
        else
                pr_err("!!!%s,win_id :%d,unsupport!!!\n",__func__,win_id);