From 2948b6f39336bf247e28f06a96436cba7b9277b7 Mon Sep 17 00:00:00 2001
From: AdrianDC <radian.dc@gmail.com>
Date: Sun, 7 Feb 2016 03:44:44 +0100
Subject: twrp: Add support for TW_SECONDARY_BRIGHTNESS_PATH

 * Required for devices like Sony Huashan (dual backlighting paths)

Change-Id: I0f84623431aec91fafee6617c1d4c542e4566caf
---
 minuitwrp/graphics_fbdev.cpp | 10 ++++++++++
 1 file changed, 10 insertions(+)

(limited to 'minuitwrp/graphics_fbdev.cpp')

diff --git a/minuitwrp/graphics_fbdev.cpp b/minuitwrp/graphics_fbdev.cpp
index 24294be0c..dc2bb2fdc 100644
--- a/minuitwrp/graphics_fbdev.cpp
+++ b/minuitwrp/graphics_fbdev.cpp
@@ -73,6 +73,16 @@ static void fbdev_blank(minui_backend* backend __unused, bool blank)
     }
     write(fd, blank ? "000" : brightness, 3);
     close(fd);
+
+#ifdef TW_SECONDARY_BRIGHTNESS_PATH
+    fd = open(TW_SECONDARY_BRIGHTNESS_PATH, O_RDWR);
+    if (fd < 0) {
+        perror("cannot open LCD backlight 2");
+        return;
+    }
+    write(fd, blank ? "000" : brightness, 3);
+    close(fd);
+#endif
 #else
 #ifndef TW_NO_SCREEN_BLANK
     int ret;
-- 
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