From 2ee0cbc899841db1daf57c81cc2205707094c7ca Mon Sep 17 00:00:00 2001
From: Kunal Powar <kunalpowar1203@gmail.com>
Date: Thu, 10 Apr 2014 07:29:06 +0530
Subject: [PATCH] i2c: fixed missing init call

---
 host/generic/i2cbus.go | 28 ++++++++++++++++++++++++++++
 1 file changed, 28 insertions(+)

diff --git a/host/generic/i2cbus.go b/host/generic/i2cbus.go
index 526d2db..bb5a348 100644
--- a/host/generic/i2cbus.go
+++ b/host/generic/i2cbus.go
@@ -79,6 +79,10 @@ func (b *i2cBus) ReadByte(addr byte) (byte, error) {
 	b.mu.Lock()
 	defer b.mu.Unlock()
 
+	if err := b.init(); err != nil {
+		return 0, err
+	}
+
 	if err := b.setAddress(addr); err != nil {
 		return 0, err
 	}
@@ -97,6 +101,10 @@ func (b *i2cBus) WriteByte(addr, value byte) error {
 	b.mu.Lock()
 	defer b.mu.Unlock()
 
+	if err := b.init(); err != nil {
+		return err
+	}
+
 	if err := b.setAddress(addr); err != nil {
 		return err
 	}
@@ -114,6 +122,10 @@ func (b *i2cBus) WriteBytes(addr byte, value []byte) error {
 	b.mu.Lock()
 	defer b.mu.Unlock()
 
+	if err := b.init(); err != nil {
+		return err
+	}
+
 	if err := b.setAddress(addr); err != nil {
 		return err
 	}
@@ -138,6 +150,10 @@ func (b *i2cBus) ReadFromReg(addr, reg byte, value []byte) error {
 	b.mu.Lock()
 	defer b.mu.Unlock()
 
+	if err := b.init(); err != nil {
+		return err
+	}
+
 	if err := b.setAddress(addr); err != nil {
 		return err
 	}
@@ -187,6 +203,10 @@ func (b *i2cBus) WriteToReg(addr, reg byte, value []byte) error {
 	b.mu.Lock()
 	defer b.mu.Unlock()
 
+	if err := b.init(); err != nil {
+		return err
+	}
+
 	if err := b.setAddress(addr); err != nil {
 		return err
 	}
@@ -217,6 +237,10 @@ func (b *i2cBus) WriteByteToReg(addr, reg, value byte) error {
 	b.mu.Lock()
 	defer b.mu.Unlock()
 
+	if err := b.init(); err != nil {
+		return err
+	}
+
 	if err := b.setAddress(addr); err != nil {
 		return err
 	}
@@ -248,6 +272,10 @@ func (b *i2cBus) WriteWordToReg(addr, reg byte, value uint16) error {
 	b.mu.Lock()
 	defer b.mu.Unlock()
 
+	if err := b.init(); err != nil {
+		return err
+	}
+
 	if err := b.setAddress(addr); err != nil {
 		return err
 	}