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| author | Jean Delvare <khali@linux-fr.org> | 2011-10-30 13:47:25 +0100 |
|---|---|---|
| committer | Jean Delvare <khali@endymion.delvare> | 2011-10-30 13:47:25 +0100 |
| commit | abc01b2718ee1d26e83c4c62c4b79806b3240ac7 (patch) | |
| tree | f337e7b0a31e189fe23f1d4754cf3947a4d708cf /drivers/i2c/algos | |
| parent | f6beb67d8e77454200acc3755344944bd946cded (diff) | |
| download | linux-abc01b2718ee1d26e83c4c62c4b79806b3240ac7.tar.bz2 | |
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.c | 14 |
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; } } |