Merge "drivers: mfd: Mark ANC coefficients registers as volatile" (29336e8d) · Commits · e / devices / android_kernel_xiaomi_markw

drivers/mfd/wcd9335-regmap.c

+7 −0

Original line number	Diff line number	Diff line
		@@ -1327,6 +1327,13 @@ static bool wcd9335_is_volatile_register(struct device *dev, unsigned int reg)
		(reg <= WCD9335_CDC_SIDETONE_IIR1_IIR_COEF_B2_CTL))
		return true;

		if ((reg >= WCD9335_CDC_ANC0_IIR_COEFF_1_CTL) &&
		(reg <= WCD9335_CDC_ANC0_IIR_COEFF_2_CTL))
		return true;

		if ((reg >= WCD9335_CDC_ANC1_IIR_COEFF_1_CTL) &&
		(reg <= WCD9335_CDC_ANC1_IIR_COEFF_2_CTL))
		return true;
		/*
		* CPE inbox and outbox registers are volatile
		* since they can be updated in the codec hardware