WM8993_LEFT_OUTPUT_VOLUME
case WM8993_LEFT_OUTPUT_VOLUME:
snd_soc_component_update_bits(component, WM8993_LEFT_OUTPUT_VOLUME,
left = snd_soc_component_read(component, WM8993_LEFT_OUTPUT_VOLUME);
cache->left = snd_soc_component_read(component, WM8993_LEFT_OUTPUT_VOLUME);
WM8993_LEFT_OUTPUT_VOLUME, WM8993_RIGHT_OUTPUT_VOLUME,
SOC_DOUBLE_R("Headphone Switch", WM8993_LEFT_OUTPUT_VOLUME,
SOC_DOUBLE_R("Headphone ZC Switch", WM8993_LEFT_OUTPUT_VOLUME,
snd_soc_component_write(component, WM8993_LEFT_OUTPUT_VOLUME,
snd_soc_component_read(component, WM8993_LEFT_OUTPUT_VOLUME));