Merge "minui: Allow devices to blank/unblank using LCD backlight" into cm-10.2 (80b78266) · Commits · e / os / android_bootable_recovery

minui/Android.mk

+4 −0

Original line number	Diff line number	Diff line
		@@ -35,6 +35,10 @@ ifneq ($(BOARD_USE_CUSTOM_RECOVERY_FONT),)
		LOCAL_CFLAGS += -DBOARD_USE_CUSTOM_RECOVERY_FONT=$(BOARD_USE_CUSTOM_RECOVERY_FONT)
		endif

		ifneq ($(TARGET_RECOVERY_LCD_BACKLIGHT_PATH),)
		LOCAL_CFLAGS += -DRECOVERY_LCD_BACKLIGHT_PATH=$(TARGET_RECOVERY_LCD_BACKLIGHT_PATH)
		endif

		# Some devices need kernel headers for graphics
		ifeq ($(TARGET_PREBUILT_KERNEL),)
		LOCAL_ADDITIONAL_DEPENDENCIES := $(TARGET_OUT_INTERMEDIATES)/KERNEL_OBJ/usr

+12 −0

Original line number	Diff line number	Diff line
		@@ -426,9 +426,21 @@ gr_pixel *gr_fb_data(void)

		void gr_fb_blank(bool blank)
		{
		#ifdef RECOVERY_LCD_BACKLIGHT_PATH
		int fd;

		fd = open(RECOVERY_LCD_BACKLIGHT_PATH, O_RDWR);
		if (fd < 0) {
		perror("cannot open LCD backlight");
		return;
		}
		write(fd, blank ? "000" : "127", 3);
		close(fd);
		#else
		int ret;

		ret = ioctl(gr_fb_fd, FBIOBLANK, blank ? FB_BLANK_POWERDOWN : FB_BLANK_UNBLANK);
		if (ret < 0)
		perror("ioctl(): blank");
		#endif
		}