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authorJean Delvare <khali@linux-fr.org>2011-10-30 13:47:25 +0100
committerJean Delvare <khali@endymion.delvare>2011-10-30 13:47:25 +0100
commitabc01b2718ee1d26e83c4c62c4b79806b3240ac7 (patch)
treef337e7b0a31e189fe23f1d4754cf3947a4d708cf /drivers/i2c/algos
parentf6beb67d8e77454200acc3755344944bd946cded (diff)
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i2c-algo-bit: Return standard fault codes
Adjust i2c-algo-bit to return fault codes compliant with Documentation/i2c/fault-codes, rather than the undocumented and vague -EREMOTEIO. Signed-off-by: Jean Delvare <khali@linux-fr.org>
Diffstat (limited to 'drivers/i2c/algos')
-rw-r--r--drivers/i2c/algos/i2c-algo-bit.c14
1 files changed, 7 insertions, 7 deletions
diff --git a/drivers/i2c/algos/i2c-algo-bit.c b/drivers/i2c/algos/i2c-algo-bit.c
index c20530a98ca3..85584a547c25 100644
--- a/drivers/i2c/algos/i2c-algo-bit.c
+++ b/drivers/i2c/algos/i2c-algo-bit.c
@@ -443,7 +443,7 @@ static int readbytes(struct i2c_adapter *i2c_adap, struct i2c_msg *msg)
acknak(i2c_adap, 0);
dev_err(&i2c_adap->dev, "readbytes: invalid "
"block length (%d)\n", inval);
- return -EREMOTEIO;
+ return -EPROTO;
}
/* The original count value accounts for the extra
bytes, that is, either 1 for a regular transaction,
@@ -472,7 +472,7 @@ static int readbytes(struct i2c_adapter *i2c_adap, struct i2c_msg *msg)
* reads, writes as well as 10bit-addresses.
* returns:
* 0 everything went okay, the chip ack'ed, or IGNORE_NAK flag was set
- * -x an error occurred (like: -EREMOTEIO if the device did not answer, or
+ * -x an error occurred (like: -ENXIO if the device did not answer, or
* -ETIMEDOUT, for example if the lines are stuck...)
*/
static int bit_doAddress(struct i2c_adapter *i2c_adap, struct i2c_msg *msg)
@@ -495,14 +495,14 @@ static int bit_doAddress(struct i2c_adapter *i2c_adap, struct i2c_msg *msg)
if ((ret != 1) && !nak_ok) {
dev_err(&i2c_adap->dev,
"died at extended address code\n");
- return -EREMOTEIO;
+ return -ENXIO;
}
/* the remaining 8 bit address */
ret = i2c_outb(i2c_adap, msg->addr & 0x7f);
if ((ret != 1) && !nak_ok) {
/* the chip did not ack / xmission error occurred */
dev_err(&i2c_adap->dev, "died at 2nd address code\n");
- return -EREMOTEIO;
+ return -ENXIO;
}
if (flags & I2C_M_RD) {
bit_dbg(3, &i2c_adap->dev, "emitting repeated "
@@ -514,7 +514,7 @@ static int bit_doAddress(struct i2c_adapter *i2c_adap, struct i2c_msg *msg)
if ((ret != 1) && !nak_ok) {
dev_err(&i2c_adap->dev,
"died at repeated address code\n");
- return -EREMOTEIO;
+ return -EIO;
}
}
} else { /* normal 7bit address */
@@ -572,7 +572,7 @@ static int bit_xfer(struct i2c_adapter *i2c_adap,
ret, ret == 1 ? "" : "s");
if (ret < pmsg->len) {
if (ret >= 0)
- ret = -EREMOTEIO;
+ ret = -EIO;
goto bailout;
}
} else {
@@ -583,7 +583,7 @@ static int bit_xfer(struct i2c_adapter *i2c_adap,
ret, ret == 1 ? "" : "s");
if (ret < pmsg->len) {
if (ret >= 0)
- ret = -EREMOTEIO;
+ ret = -EIO;
goto bailout;
}
}