i2c: Replace remaining __FUNCTION__ occurrences

__FUNCTION__ is gcc-specific, use __func__.

Signed-off-by: Harvey Harrison <harvey.harrison@gmail.com>
Signed-off-by: Jean Delvare <khali@linux-fr.org>
diff --git a/drivers/i2c/busses/i2c-davinci.c b/drivers/i2c/busses/i2c-davinci.c
index fde2634..c7dbb9d 100644
--- a/drivers/i2c/busses/i2c-davinci.c
+++ b/drivers/i2c/busses/i2c-davinci.c
@@ -328,7 +328,7 @@
 	int i;
 	int ret;
 
-	dev_dbg(dev->dev, "%s: msgs: %d\n", __FUNCTION__, num);
+	dev_dbg(dev->dev, "%s: msgs: %d\n", __func__, num);
 
 	ret = i2c_davinci_wait_bus_not_busy(dev, 1);
 	if (ret < 0) {
@@ -342,7 +342,7 @@
 			return ret;
 	}
 
-	dev_dbg(dev->dev, "%s:%d ret: %d\n", __FUNCTION__, __LINE__, ret);
+	dev_dbg(dev->dev, "%s:%d ret: %d\n", __func__, __LINE__, ret);
 
 	return num;
 }
@@ -364,7 +364,7 @@
 	u16 w;
 
 	while ((stat = davinci_i2c_read_reg(dev, DAVINCI_I2C_IVR_REG))) {
-		dev_dbg(dev->dev, "%s: stat=0x%x\n", __FUNCTION__, stat);
+		dev_dbg(dev->dev, "%s: stat=0x%x\n", __func__, stat);
 		if (count++ == 100) {
 			dev_warn(dev->dev, "Too much work in one IRQ\n");
 			break;