Fix Broadcom RIL on SlimKat

README.md

SlimKat ROM

Patch (android Kitkat)

• This patch fixes the RIL in the SlimKat source for broadcom device Samsung Galaxy Grand Duos GT-i9082
• Without this patch, outgoing and incoming calls don't work
• The path of the patch is mentioned in the file name of the patch
• Patch can be merged using "git am filename.patch"

system_core.patch

From 609ecf77c10a37f4d1f4111eb832eedd58c71e92 Mon Sep 17 00:00:00 2001
From: Shubhang <shubhang92@gmail.com>
Date: Tue, 17 Dec 2013 15:28:29 +0530
Subject: [PATCH] For broadcom RIL to work on SlimKat

Change-Id: I36b5bbf63285f70bc631e0e68e869997cf0400b9
---
 libnetutils/ifc_utils.c | 36 ++++++++++++++++++++++++++++++++++++
 1 file changed, 36 insertions(+)

diff --git a/libnetutils/ifc_utils.c b/libnetutils/ifc_utils.c
index ad1a0c9..f48e1b0 100644
--- a/libnetutils/ifc_utils.c
+++ b/libnetutils/ifc_utils.c
@@ -962,3 +962,39 @@ int ifc_remove_route(const char *ifname, const char*dst, int prefix_length, cons
 {
     return ifc_act_on_route(SIOCDELRT, ifname, dst, prefix_length, gw);
 }
+
+
+// Added both functions as both are needed for Broadcom RILD
+int ifc_get_mtu(const char *name, int *mtuSz)
+{
+    struct ifreq ifr;
+    ifc_init_ifr(name, &ifr);
+
+    if (mtuSz != NULL) {
+        if(ioctl(ifc_ctl_sock, SIOCGIFMTU, &ifr) < 0) {
+            *mtuSz = 0;
+            return -2;
+        } else {
+            *mtuSz = ifr.ifr_mtu;
+            return 0;
+        }
+    }
+
+    return -1;
+}
+
+// Required for Broadcom RILD
+int ifc_set_mtu(const char *name, int mtuSz)
+{
+    struct ifreq ifr;
+    int ret;
+    ifc_init_ifr(name, &ifr);
+    ifr.ifr_mtu = mtuSz;
+
+    ret = ioctl(ifc_ctl_sock, SIOCSIFMTU, &ifr);
+    if (ret < 0) {
+        printerr("ifc_set_mtu: SIOCSIFMTU failed: %d\n", ret);
+    }
+
+    return ret;
+}
-- 
1.8.5

Derived from https://gist.github.com/pawitp/5372673