On Sun, 28 Feb 2010 16:00:02 +0300, Andrey Gusev wrote: > I didn't noted ant functional problem, but this looked like regression > and I decided to report about it. I'll try patch.
Great. Here comes an updated patch, there was a mistake in the first one that prevented it from building. * * * * * From: Jean Delvare <[email protected]> Subject: i2c-powermac: Be less verbose in the absence of real errors. Be less verbose in the absence of real errors. We don't have to report failed probes to the users, it's only confusing them. Signed-off-by: Jean Delvare <[email protected]> Cc: Benjamin Herrenschmidt <[email protected]> Cc: [email protected] --- drivers/i2c/busses/i2c-powermac.c | 25 ++++++++++++++++++------- 1 file changed, 18 insertions(+), 7 deletions(-) --- linux-2.6.34-rc0.orig/drivers/i2c/busses/i2c-powermac.c 2010-03-01 11:29:48.000000000 +0100 +++ linux-2.6.34-rc0/drivers/i2c/busses/i2c-powermac.c 2010-03-01 11:41:50.000000000 +0100 @@ -122,9 +122,14 @@ static s32 i2c_powermac_smbus_xfer( stru rc = pmac_i2c_xfer(bus, addrdir, subsize, subaddr, buf, len); if (rc) { - dev_err(&adap->dev, - "I2C transfer at 0x%02x failed, size %d, err %d\n", - addrdir >> 1, size, rc); + if (rc == -ENXIO) + dev_dbg(&adap->dev, + "I2C transfer at 0x%02x failed, size %d, " + "err %d\n", addrdir >> 1, size, rc); + else + dev_err(&adap->dev, + "I2C transfer at 0x%02x failed, size %d, " + "err %d\n", addrdir >> 1, size, rc); goto bail; } @@ -175,10 +180,16 @@ static int i2c_powermac_master_xfer( str goto bail; } rc = pmac_i2c_xfer(bus, addrdir, 0, 0, msgs->buf, msgs->len); - if (rc < 0) - dev_err(&adap->dev, "I2C %s 0x%02x failed, err %d\n", - addrdir & 1 ? "read from" : "write to", addrdir >> 1, - rc); + if (rc < 0) { + if (rc == -ENXIO) + dev_dbg(&adap->dev, "I2C %s 0x%02x failed, err %d\n", + addrdir & 1 ? "read from" : "write to", + addrdir >> 1, rc); + else + dev_err(&adap->dev, "I2C %s 0x%02x failed, err %d\n", + addrdir & 1 ? "read from" : "write to", + addrdir >> 1, rc); + } bail: pmac_i2c_close(bus); return rc < 0 ? rc : 1; -- 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
