i2c: powermac: make use of the new infrastructure for quirks

Signed-off-by: Wolfram Sang <wsa@the-dreams.de>

1 files changed, 4 insertions, 6 deletions

diff --git a/drivers/i2c/busses/i2c-powermac.c b/drivers/i2c/busses/i2c-powermac.c
index 60a53c169ed2..6abcf696e359 100644
--- a/drivers/i2c/busses/i2c-powermac.c
+++ b/drivers/i2c/busses/i2c-powermac.c
@@ -153,12 +153,6 @@ static int i2c_powermac_master_xfer(	struct i2c_adapter *adap,
         int                     read;
         int                     addrdir;
 
-        if (num != 1) {
-                dev_err(&adap->dev,
-                        "Multi-message I2C transactions not supported\n");
-                return -EOPNOTSUPP;
-        }
-
         if (msgs->flags & I2C_M_TEN)
                 return -EINVAL;
         read = (msgs->flags & I2C_M_RD) != 0;
@@ -205,6 +199,9 @@ static const struct i2c_algorithm i2c_powermac_algorithm = {
         .functionality  = i2c_powermac_func,
 };
 
+static struct i2c_adapter_quirks i2c_powermac_quirks = {
+        .max_num_msgs = 1,
+};
 
 static int i2c_powermac_remove(struct platform_device *dev)
 {
@@ -434,6 +431,7 @@ static int i2c_powermac_probe(struct platform_device *dev)
 
         platform_set_drvdata(dev, adapter);
         adapter->algo = &i2c_powermac_algorithm;
+        adapter->quirks = &i2c_powermac_quirks;
         i2c_set_adapdata(adapter, bus);
         adapter->dev.parent = &dev->dev;