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Commit 07ed99d0 authored by Ray Zhang's avatar Ray Zhang
Browse files

msm: mdss: fix screen mess during adb shell stop/start 



Reset backlight before blank to prevent backlight from
enabling ahead of unblank. For some special cases like
adb shell stop/start.

Change-Id: I417b47f95ef804a156779cf696e6e610cff9f059
Signed-off-by: default avatarRay Zhang <rayz@codeaurora.org>
parent c9c17af0

drivers/video/msm/mdss/mdss_fb.c

+6 −0
Original line number Diff line number Diff line
@@ -2623,6 +2623,12 @@ 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) {