i2c-nforce2: Declare PEC as supported

The i2c-nforce2 driver has SMBus PEC support, so it should say so.

Signed-off-by: Jean Delvare <khali@linux-fr.org>
diff --git a/drivers/i2c/busses/i2c-nforce2.c b/drivers/i2c/busses/i2c-nforce2.c
index c359eab..1bf590c 100644
--- a/drivers/i2c/busses/i2c-nforce2.c
+++ b/drivers/i2c/busses/i2c-nforce2.c
@@ -264,6 +264,7 @@
 	/* other functionality might be possible, but is not tested */
 	return I2C_FUNC_SMBUS_QUICK | I2C_FUNC_SMBUS_BYTE |
 	       I2C_FUNC_SMBUS_BYTE_DATA | I2C_FUNC_SMBUS_WORD_DATA |
+	       I2C_FUNC_SMBUS_PEC |
 	       (((struct nforce2_smbus*)adapter->algo_data)->blockops ?
 		I2C_FUNC_SMBUS_BLOCK_DATA : 0);
 }