213 static bool cs4270_reg_is_readable(struct device *dev, unsigned int reg)  in cs4270_reg_is_readable()  argument
215 	return (reg >= CS4270_FIRSTREG) && (reg <= CS4270_LASTREG);  in cs4270_reg_is_readable()
218 static bool cs4270_reg_is_volatile(struct device *dev, unsigned int reg)  in cs4270_reg_is_volatile()  argument
221 	if ((reg < CS4270_FIRSTREG) || (reg > CS4270_LASTREG))  in cs4270_reg_is_volatile()
224 	return reg == CS4270_CHIPID;  in cs4270_reg_is_volatile()
335 	int reg;  in cs4270_hw_params()  local
355 	reg = snd_soc_read(codec, CS4270_MODE);  in cs4270_hw_params()
356 	reg &= ~(CS4270_MODE_SPEED_MASK | CS4270_MODE_DIV_MASK);  in cs4270_hw_params()
357 	reg |= cs4270_mode_ratios[i].mclk;  in cs4270_hw_params()
360 		reg |= CS4270_MODE_SLAVE;  in cs4270_hw_params()
362 		reg |= cs4270_mode_ratios[i].speed_mode;  in cs4270_hw_params()
364 	ret = snd_soc_write(codec, CS4270_MODE, reg);  in cs4270_hw_params()
372 	reg = snd_soc_read(codec, CS4270_FORMAT);  in cs4270_hw_params()
373 	reg &= ~(CS4270_FORMAT_DAC_MASK | CS4270_FORMAT_ADC_MASK);  in cs4270_hw_params()
377 		reg |= CS4270_FORMAT_DAC_I2S | CS4270_FORMAT_ADC_I2S;  in cs4270_hw_params()
380 		reg |= CS4270_FORMAT_DAC_LJ | CS4270_FORMAT_ADC_LJ;  in cs4270_hw_params()
387 	ret = snd_soc_write(codec, CS4270_FORMAT, reg);  in cs4270_hw_params()
567 	int reg, ret;  in cs4270_soc_suspend()  local
569 	reg = snd_soc_read(codec, CS4270_PWRCTL) | CS4270_PWRCTL_PDN_ALL;  in cs4270_soc_suspend()
570 	if (reg < 0)  in cs4270_soc_suspend()
571 		return reg;  in cs4270_soc_suspend()
573 	ret = snd_soc_write(codec, CS4270_PWRCTL, reg);  in cs4270_soc_suspend()
586 	int reg, ret;  in cs4270_soc_resume()  local
601 	reg = snd_soc_read(codec, CS4270_PWRCTL);  in cs4270_soc_resume()
602 	reg &= ~CS4270_PWRCTL_PDN_ALL;  in cs4270_soc_resume()
604 	return snd_soc_write(codec, CS4270_PWRCTL, reg);  in cs4270_soc_resume()