SNDRV_PCM_HW_PARAM_SUBFORMAT
SNDRV_PCM_HW_PARAM_SUBFORMAT));
#define SNDRV_PCM_HW_PARAM_LAST_MASK SNDRV_PCM_HW_PARAM_SUBFORMAT
struct snd_mask *sfmask = hw_param_mask(params, SNDRV_PCM_HW_PARAM_SUBFORMAT);
SNDRV_PCM_HW_PARAM_SUBFORMAT,
unsigned int masks[SNDRV_PCM_HW_PARAM_SUBFORMAT -
m_rw = hw_param_mask(params, SNDRV_PCM_HW_PARAM_SUBFORMAT);
SNDRV_PCM_HW_PARAM_SUBFORMAT,
snd_mask_set(hw_param_mask(¶ms, SNDRV_PCM_HW_PARAM_SUBFORMAT),
#define SNDRV_PCM_HW_PARAM_LAST_MASK SNDRV_PCM_HW_PARAM_SUBFORMAT