Re: [PATCH] ASoC: sunxi: sun4i-spdif: Implement IEC958 control

On Mon, Nov 15, 2021 at 09:08:33PM +0100, Jernej Skrabec wrote:

• regmap_update_bits(host->regmap, SUN4I_SPDIF_TXCFG,

• 	   SUN4I_SPDIF_TXCFG_CHSTMODE |
  

• 	   SUN4I_SPDIF_TXCFG_NONAUDIO, reg);
  

• return 0;

This should return 1 if the status changed, _update_bits_check() can help here.