From 0f86f7b15c240f6d8df09e5039cf28ef1a02eda7 Mon Sep 17 00:00:00 2001
From: Denis Kenzior <denkenz@gmail.com>
Date: Tue, 1 Dec 2015 12:51:24 -0600
Subject: rilmodem: Add ril_util_registration_state_to_status

---
 drivers/rilmodem/rilutil.c | 24 ++++++++++++++++++++++++
 drivers/rilmodem/rilutil.h |  2 ++
 2 files changed, 26 insertions(+)

diff --git a/drivers/rilmodem/rilutil.c b/drivers/rilmodem/rilutil.c
index f59f2541..dc9c3ccd 100644
--- a/drivers/rilmodem/rilutil.c
+++ b/drivers/rilmodem/rilutil.c
@@ -119,3 +119,27 @@ const char *ril_util_gprs_proto_to_ril_string(enum ofono_gprs_proto proto)
 		return "IP";
 	}
 }
+
+int ril_util_registration_state_to_status(int reg_state)
+{
+	switch (reg_state) {
+	case RIL_REG_STATE_NOT_REGISTERED:
+	case RIL_REG_STATE_REGISTERED:
+	case RIL_REG_STATE_SEARCHING:
+	case RIL_REG_STATE_DENIED:
+	case RIL_REG_STATE_UNKNOWN:
+	case RIL_REG_STATE_ROAMING:
+		break;
+
+	case RIL_REG_STATE_EMERGENCY_NOT_REGISTERED:
+	case RIL_REG_STATE_EMERGENCY_SEARCHING:
+	case RIL_REG_STATE_EMERGENCY_DENIED:
+	case RIL_REG_STATE_EMERGENCY_UNKNOWN:
+		reg_state -= RIL_REG_STATE_EMERGENCY_NOT_REGISTERED;
+		break;
+	default:
+		reg_state = NETWORK_REGISTRATION_STATUS_UNKNOWN;
+	}
+
+	return reg_state;
+}
diff --git a/drivers/rilmodem/rilutil.h b/drivers/rilmodem/rilutil.h
index 91996da5..bd5a5b11 100644
--- a/drivers/rilmodem/rilutil.h
+++ b/drivers/rilmodem/rilutil.h
@@ -124,6 +124,8 @@ static inline int ril_util_convert_signal_strength(int strength)
 
 const char *ril_util_gprs_proto_to_ril_string(enum ofono_gprs_proto);
 
+int ril_util_registration_state_to_status(int reg_state);
+
 #define DECLARE_FAILURE(e)			\
 	struct ofono_error e;			\
 	e.type = OFONO_ERROR_TYPE_FAILURE;	\
-- 
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