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-rw-r--r--minui/Android.mk4
-rw-r--r--minui/graphics.c12
2 files changed, 16 insertions, 0 deletions
diff --git a/minui/Android.mk b/minui/Android.mk
index 9bda6dd36..d8895873e 100644
--- a/minui/Android.mk
+++ b/minui/Android.mk
@@ -31,4 +31,8 @@ else
LOCAL_CFLAGS += -DOVERSCAN_PERCENT=0
endif
+ifneq ($(TARGET_RECOVERY_LCD_BACKLIGHT_PATH),)
+ LOCAL_CFLAGS += -DRECOVERY_LCD_BACKLIGHT_PATH=$(TARGET_RECOVERY_LCD_BACKLIGHT_PATH)
+endif
+
include $(BUILD_STATIC_LIBRARY)
diff --git a/minui/graphics.c b/minui/graphics.c
index 8998d9fd1..ff3967496 100644
--- a/minui/graphics.c
+++ b/minui/graphics.c
@@ -437,9 +437,21 @@ 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
}