-/**
- * wl1273_fm_set_audio() - Set audio mode.
- * @core: A pointer to the device struct.
- * @new_mode: The new audio mode.
- *
- * Audio modes are WL1273_AUDIO_DIGITAL and WL1273_AUDIO_ANALOG.
- */
-static int wl1273_fm_set_audio(struct wl1273_core *core, unsigned int new_mode)
-{
- int r = 0;
-
- if (core->mode == WL1273_MODE_OFF ||
- core->mode == WL1273_MODE_SUSPENDED)
- return -EPERM;
-
- if (core->mode == WL1273_MODE_RX && new_mode == WL1273_AUDIO_DIGITAL) {
- r = wl1273_fm_write_cmd(core, WL1273_PCM_MODE_SET,
- WL1273_PCM_DEF_MODE);
- if (r)
- goto out;
-
- r = wl1273_fm_write_cmd(core, WL1273_I2S_MODE_CONFIG_SET,
- core->i2s_mode);
- if (r)
- goto out;
-
- r = wl1273_fm_write_cmd(core, WL1273_AUDIO_ENABLE,
- WL1273_AUDIO_ENABLE_I2S);
- if (r)
- goto out;
-
- } else if (core->mode == WL1273_MODE_RX &&
- new_mode == WL1273_AUDIO_ANALOG) {
- r = wl1273_fm_write_cmd(core, WL1273_AUDIO_ENABLE,
- WL1273_AUDIO_ENABLE_ANALOG);
- if (r)
- goto out;
-
- } else if (core->mode == WL1273_MODE_TX &&
- new_mode == WL1273_AUDIO_DIGITAL) {
- r = wl1273_fm_write_cmd(core, WL1273_I2S_MODE_CONFIG_SET,
- core->i2s_mode);
- if (r)
- goto out;
-
- r = wl1273_fm_write_cmd(core, WL1273_AUDIO_IO_SET,
- WL1273_AUDIO_IO_SET_I2S);
- if (r)
- goto out;
-
- } else if (core->mode == WL1273_MODE_TX &&
- new_mode == WL1273_AUDIO_ANALOG) {
- r = wl1273_fm_write_cmd(core, WL1273_AUDIO_IO_SET,
- WL1273_AUDIO_IO_SET_ANALOG);
- if (r)
- goto out;
- }
-
- core->audio_mode = new_mode;
-out:
- return r;
-}
-
-/**
- * wl1273_fm_set_volume() - Set volume.
- * @core: A pointer to the device struct.
- * @volume: The new volume value.
- */
-static int wl1273_fm_set_volume(struct wl1273_core *core, unsigned int volume)
-{
- u16 val;
- int r;
-
- if (volume > WL1273_MAX_VOLUME)
- return -EINVAL;
-
- if (core->volume == volume)
- return 0;
-
- val = volume;
- r = wl1273_fm_read_reg(core, WL1273_VOLUME_SET, &val);
- if (r)
- return r;
-
- core->volume = volume;
- return 0;
-}
-