UAC_EP_CS_ATTR_PITCH_CONTROL
UAC_EP_CS_ATTR_PITCH_CONTROL << 8, ep,
if (!(fmt->attributes & UAC_EP_CS_ATTR_PITCH_CONTROL))
fp->attributes &= ~UAC_EP_CS_ATTR_PITCH_CONTROL;
attributes |= UAC_EP_CS_ATTR_PITCH_CONTROL;
attributes |= UAC_EP_CS_ATTR_PITCH_CONTROL;