Re: [PATCH v8 5/7] ASoC: qcom: Add support for lpass hdmi driver

Srinivas Kandagatla
2020-09-30T15:27:37Z

On 30/09/2020 07:39, Srinivasa Rao Mandadapu wrote:
> +}
> +
> +static bool lpass_hdmi_regmap_volatile(struct device *dev, unsigned int reg)
> +{
> + return true;
> +}

I did ask this question in multiple reviews, but never got an answer!
Are all the dp/hdmi port register range really volatile!?

--srini
> +
> +struct regmap_config lpass_hdmi_regmap_config = {
> + .reg_bits = 32,
> + .reg_stride = 4,
> + .val_bits = 32,
> + .writeable_reg = lpass_hdmi_regmap_writeable,
> + .readable_reg = lpass_hdmi_regmap_readable,
> + .volatile_reg = lpass_hdmi_regmap_volatile,