From 06fdbd6756a2e2860ac4442f79c99bd6a4e7ae6a Mon Sep 17 00:00:00 2001 From: yxj Date: Wed, 3 Jul 2013 10:46:56 +0800 Subject: [PATCH] rk30 lcdc:delay 30ms before disable lcdc clk --- drivers/video/rockchip/lcdc/rk30_lcdc.c | 7 +++---- 1 file changed, 3 insertions(+), 4 deletions(-) mode change 100644 => 100755 drivers/video/rockchip/lcdc/rk30_lcdc.c diff --git a/drivers/video/rockchip/lcdc/rk30_lcdc.c b/drivers/video/rockchip/lcdc/rk30_lcdc.c old mode 100644 new mode 100755 index 87cac6605ebb..3b23b55ed091 --- a/drivers/video/rockchip/lcdc/rk30_lcdc.c +++ b/drivers/video/rockchip/lcdc/rk30_lcdc.c @@ -59,7 +59,7 @@ static int rk30_lcdc_clk_disable(struct rk30_lcdc_device *lcdc_dev) spin_lock(&lcdc_dev->reg_lock); lcdc_dev->clk_on = 0; spin_unlock(&lcdc_dev->reg_lock); - + mdelay(30); clk_disable(lcdc_dev->dclk); clk_disable(lcdc_dev->hclk); clk_disable(lcdc_dev->aclk); @@ -1276,7 +1276,7 @@ static int rk30_lcdc_fps_mgr(struct rk_lcdc_device_driver *dev_drv,int fps,bool dev_drv->pixclock = lcdc_dev->pixclock = div_u64(1000000000000llu, clk_get_rate(lcdc_dev->dclk)); } - + ft = (u64)(screen->upper_margin + screen->lower_margin + screen->y_res +screen->vsync_len)* (screen->left_margin + screen->right_margin + screen->x_res + screen->hsync_len)* (dev_drv->pixclock); // one frame time ,(pico seconds) @@ -1385,8 +1385,7 @@ int rk30_lcdc_early_suspend(struct rk_lcdc_device_driver *dev_drv) spin_unlock(&lcdc_dev->reg_lock); return 0; } - - mdelay(30); + rk30_lcdc_clk_disable(lcdc_dev); return 0; -- 2.34.1