xlp9xx_read_i2c_reg
inten = xlp9xx_read_i2c_reg(priv, XLP9XX_I2C_INTEN) & ~mask;
inten = xlp9xx_read_i2c_reg(priv, XLP9XX_I2C_INTEN) | mask;
val = xlp9xx_read_i2c_reg(priv, XLP9XX_I2C_CTRL);
len = xlp9xx_read_i2c_reg(priv, XLP9XX_I2C_FIFOWCNT) &
len = xlp9xx_read_i2c_reg(priv, XLP9XX_I2C_FIFOWCNT) &
rlen = xlp9xx_read_i2c_reg(priv, XLP9XX_I2C_MRXFIFO);
*buf = xlp9xx_read_i2c_reg(priv, XLP9XX_I2C_MRXFIFO);
status = xlp9xx_read_i2c_reg(priv, XLP9XX_I2C_INTST);
status = xlp9xx_read_i2c_reg(priv, XLP9XX_I2C_STATUS);
val = xlp9xx_read_i2c_reg(priv, XLP9XX_I2C_CTRL);