From: Wolfram Sang <w.sang@pengutronix.de>
Date: Mon, 14 Jul 2008 20:38:26 +0000 (+0200)
Subject: i2c-pca-algo: Fix error code
X-Git-Tag: v2.6.27-rc1~1077^2~35
X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=c80ebe7987931ec4e80abc33ebf8aa2dad0d3763;p=linux-2.6

i2c-pca-algo: Fix error code

Give a more concrete error code, when the bus is not idle.

Signed-off-by: Wolfram Sang <w.sang@pengutronix.de>
Signed-off-by: Jean Delvare <khali@linux-fr.org>
---

diff --git a/drivers/i2c/algos/i2c-algo-pca.c b/drivers/i2c/algos/i2c-algo-pca.c
index e954a20b97..d50b329a3c 100644
--- a/drivers/i2c/algos/i2c-algo-pca.c
+++ b/drivers/i2c/algos/i2c-algo-pca.c
@@ -182,7 +182,7 @@ static int pca_xfer(struct i2c_adapter *i2c_adap,
 	}
 	if (state != 0xf8) {
 		dev_dbg(&i2c_adap->dev, "bus is not idle. status is %#04x\n", state);
-		return -EIO;
+		return -EAGAIN;
 	}
 
 	DEB1("{{{ XFER %d messages\n", num);