From: Jean Delvare Date: Sat, 13 Mar 2010 19:56:52 +0000 (+0100) Subject: i2c-powermac: Be less verbose in the absence of real errors. X-Git-Tag: v2.6.33.2~145 X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=a9eaacfdf1ca545dcc62ace6ecd76da2aa37d18b;p=karo-tx-linux.git i2c-powermac: Be less verbose in the absence of real errors. commit 8e4b980c28c91cfe9d0ce0431bc0af56e146b49e upstream. 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 Tested-by: Andrey Gusev Cc: Benjamin Herrenschmidt Signed-off-by: Greg Kroah-Hartman --- diff --git a/drivers/i2c/busses/i2c-powermac.c b/drivers/i2c/busses/i2c-powermac.c index 1c440a70ec61..b289ec99eeba 100644 --- a/drivers/i2c/busses/i2c-powermac.c +++ b/drivers/i2c/busses/i2c-powermac.c @@ -122,9 +122,14 @@ static s32 i2c_powermac_smbus_xfer( struct i2c_adapter* adap, 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( struct i2c_adapter *adap, 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;