i2c: reformat comments around i2c_smbus_xfer_emulated()

		msg->buf[0] = init_val;

}

/* Simulate a SMBus command using the i2c protocol

   No checking of parameters is done!  */

/*

 * Simulate a SMBus command using the I2C protocol.

 * No checking of parameters is done!

 */

static s32 i2c_smbus_xfer_emulated(struct i2c_adapter *adapter, u16 addr,

				   unsigned short flags,

				   char read_write, u8 command, int size,

				   union i2c_smbus_data *data)

{

	/* So we need to generate a series of msgs. In the case of writing, we

	  need to use only one message; when reading, we need two. We initialize

	  most things with sane defaults, to keep the code below somewhat

	  simpler. */

	/*

	 * So we need to generate a series of msgs. In the case of writing, we

	 * need to use only one message; when reading, we need two. We

	 * initialize most things with sane defaults, to keep the code below

	 * somewhat simpler.

	 */

	unsigned char msgbuf0[I2C_SMBUS_BLOCK_MAX+3];

	unsigned char msgbuf1[I2C_SMBUS_BLOCK_MAX+2];

	int num = read_write == I2C_SMBUS_READ ? 2 : 1;