From 140305db6d1a47e57df891a9aa5b04afca69ef6c Mon Sep 17 00:00:00 2001
From: Diogo Ferreira <diogo@underdev.org>
Date: Mon, 23 Nov 2015 13:57:01 +0000
Subject: [PATCH] sepolicy: qcom: Allow reading PSU sysfs by system_server

BatteryService queries the usb state to check whether the usb type
is HVDCP. This patch adds a rule to allow that.

For more context check BatteryService#Led#isHvdcpPresent.

Change-Id: Ifacf13dde4b1df81c92bf5d92196e504e61dd402
---
 sepolicy/qcom/system_server.te | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/sepolicy/qcom/system_server.te b/sepolicy/qcom/system_server.te
index 362bd4f4..3239c2dc 100644
--- a/sepolicy/qcom/system_server.te
+++ b/sepolicy/qcom/system_server.te
@@ -4,3 +4,7 @@ allow system_server mm-pp-daemon:unix_stream_socket connectto;
 
 # Time services
 allow system_server time_daemon:unix_stream_socket connectto;
+
+#allow reading of usb sysfs to query hvdcp state
+allow system_server sysfs_usb_supply:dir { search };
+allow system_server sysfs_usb_supply:file r_file_perms;