Hi Guenter, On Tue, 22 Jun 2010 07:09:08 -0700, Guenter Roeck wrote: > Sibyte i2c bus driver returns non-descriptive error values. > Update to return error values as defined in Documentation/i2c/fault-codes. > > Signed-off-by: Guenter Roeck <[email protected]> > --- > v2: Return -ENXIO for missing ACK and -EIO for other errors > --- > drivers/i2c/busses/i2c-sibyte.c | 4 ++-- > 1 files changed, 2 insertions(+), 2 deletions(-) > > diff --git a/drivers/i2c/busses/i2c-sibyte.c b/drivers/i2c/busses/i2c-sibyte.c > index 3d76a18..0fe505d 100644 > --- a/drivers/i2c/busses/i2c-sibyte.c > +++ b/drivers/i2c/busses/i2c-sibyte.c > @@ -94,7 +94,7 @@ static int smbus_xfer(struct i2c_adapter *i2c_adap, u16 > addr, > } > break; > default: > - return -1; /* XXXKW better error code? */ > + return -EOPNOTSUPP; > } > > while (csr_in32(SMB_CSR(adap, R_SMB_STATUS)) & M_SMB_BUSY) > @@ -104,7 +104,7 @@ static int smbus_xfer(struct i2c_adapter *i2c_adap, u16 > addr, > if (error & M_SMB_ERROR) { > /* Clear error bit by writing a 1 */ > csr_out32(M_SMB_ERROR, SMB_CSR(adap, R_SMB_STATUS)); > - return -1; /* XXXKW better error code? */ > + return (error & M_SMB_ERROR_TYPE) ? -EIO : -ENXIO; > } > > if (data_bytes == 1)
Very nice, patch applied, thanks. -- Jean Delvare -- To unsubscribe from this list: send the line "unsubscribe linux-i2c" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
