diff --git a/drivers/video/fbdev/msm/mdss_fb.c b/drivers/video/fbdev/msm/mdss_fb.c index 4a70f2da76ae..ba01cffbdaa8 100644 --- a/drivers/video/fbdev/msm/mdss_fb.c +++ b/drivers/video/fbdev/msm/mdss_fb.c @@ -2629,6 +2629,12 @@ static int mdss_fb_release_all(struct fb_info *info, bool release_all) pr_err("PP release failed ret %d\n", ret); } + /* reset backlight before blank to prevent backlight from + * enabling ahead of unblank. for some special cases like + * adb shell stop/start. + */ + mdss_fb_set_backlight(mfd, 0); + ret = mdss_fb_blank_sub(FB_BLANK_POWERDOWN, info, mfd->op_enable); if (ret) {