rk fb: if uboot logo not display, there is not need to poll blank and enable iommu

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 ebe1aace5eb694ff8d5c42ec7f379b26eaa0c680..43f64db4cfa3db36325482d30012d62261941861 100755 (executable)
--- a/drivers/video/rockchip/rk_fb.c
+++ b/drivers/video/rockchip/rk_fb.c
@@ -3757,7 +3757,6 @@ int rk_fb_register(struct rk_lcdc_driver *dev_drv,
                        return 0;
                } else {
                        if (dev_drv->iommu_enabled) {
-                               rk_fb_poll_wait_frame_complete();
                                if (dev_drv->ops->mmu_en)
                                        dev_drv->ops->mmu_en(dev_drv);
                                freed_index = 0;