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-rw-r--r--drivers/i2c/busses/i2c-powermac.c25
1 files changed, 18 insertions, 7 deletions
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,
122 122
123 rc = pmac_i2c_xfer(bus, addrdir, subsize, subaddr, buf, len); 123 rc = pmac_i2c_xfer(bus, addrdir, subsize, subaddr, buf, len);
124 if (rc) { 124 if (rc) {
125 dev_err(&adap->dev, 125 if (rc == -ENXIO)
126 "I2C transfer at 0x%02x failed, size %d, err %d\n", 126 dev_dbg(&adap->dev,
127 addrdir >> 1, size, rc); 127 "I2C transfer at 0x%02x failed, size %d, "
128 "err %d\n", addrdir >> 1, size, rc);
129 else
130 dev_err(&adap->dev,
131 "I2C transfer at 0x%02x failed, size %d, "
132 "err %d\n", addrdir >> 1, size, rc);
128 goto bail; 133 goto bail;
129 } 134 }
130 135
@@ -175,10 +180,16 @@ static int i2c_powermac_master_xfer( struct i2c_adapter *adap,
175 goto bail; 180 goto bail;
176 } 181 }
177 rc = pmac_i2c_xfer(bus, addrdir, 0, 0, msgs->buf, msgs->len); 182 rc = pmac_i2c_xfer(bus, addrdir, 0, 0, msgs->buf, msgs->len);
178 if (rc < 0) 183 if (rc < 0) {
179 dev_err(&adap->dev, "I2C %s 0x%02x failed, err %d\n", 184 if (rc == -ENXIO)
180 addrdir & 1 ? "read from" : "write to", addrdir >> 1, 185 dev_dbg(&adap->dev, "I2C %s 0x%02x failed, err %d\n",
181 rc); 186 addrdir & 1 ? "read from" : "write to",
187 addrdir >> 1, rc);
188 else
189 dev_err(&adap->dev, "I2C %s 0x%02x failed, err %d\n",
190 addrdir & 1 ? "read from" : "write to",
191 addrdir >> 1, rc);
192 }
182 bail: 193 bail:
183 pmac_i2c_close(bus); 194 pmac_i2c_close(bus);
184 return rc < 0 ? rc : 1; 195 return rc < 0 ? rc : 1;