diff options
Diffstat (limited to 'sound/firewire/oxfw/oxfw-spkr.c')
-rw-r--r-- | sound/firewire/oxfw/oxfw-spkr.c | 60 |
1 files changed, 34 insertions, 26 deletions
diff --git a/sound/firewire/oxfw/oxfw-spkr.c b/sound/firewire/oxfw/oxfw-spkr.c index fbdd432d8562..cb905af0660d 100644 --- a/sound/firewire/oxfw/oxfw-spkr.c +++ b/sound/firewire/oxfw/oxfw-spkr.c @@ -12,6 +12,10 @@ struct fw_spkr { s16 volume[6]; s16 volume_min; s16 volume_max; + + unsigned int mixer_channels; + u8 mute_fb_id; + u8 volume_fb_id; }; enum control_action { CTL_READ, CTL_WRITE }; @@ -162,8 +166,8 @@ static int spkr_mute_put(struct snd_kcontrol *control, if (mute == spkr->mute) return 0; - err = avc_audio_feature_mute(oxfw->unit, oxfw->device_info->mute_fb_id, - &mute, CTL_WRITE); + err = avc_audio_feature_mute(oxfw->unit, spkr->mute_fb_id, &mute, + CTL_WRITE); if (err < 0) return err; spkr->mute = mute; @@ -178,7 +182,7 @@ static int spkr_volume_info(struct snd_kcontrol *control, struct fw_spkr *spkr = oxfw->spec; info->type = SNDRV_CTL_ELEM_TYPE_INTEGER; - info->count = oxfw->device_info->mixer_channels; + info->count = spkr->mixer_channels; info->value.integer.min = spkr->volume_min; info->value.integer.max = spkr->volume_max; @@ -194,7 +198,7 @@ static int spkr_volume_get(struct snd_kcontrol *control, struct fw_spkr *spkr = oxfw->spec; unsigned int i; - for (i = 0; i < oxfw->device_info->mixer_channels; ++i) + for (i = 0; i < spkr->mixer_channels; ++i) value->value.integer.value[channel_map[i]] = spkr->volume[i]; return 0; @@ -210,7 +214,7 @@ static int spkr_volume_put(struct snd_kcontrol *control, s16 volume; int err; - for (i = 0; i < oxfw->device_info->mixer_channels; ++i) { + for (i = 0; i < spkr->mixer_channels; ++i) { if (value->value.integer.value[i] < spkr->volume_min || value->value.integer.value[i] > spkr->volume_max) return -EINVAL; @@ -220,7 +224,7 @@ static int spkr_volume_put(struct snd_kcontrol *control, } changed_channels = 0; - for (i = 0; i < oxfw->device_info->mixer_channels; ++i) + for (i = 0; i < spkr->mixer_channels; ++i) if (value->value.integer.value[channel_map[i]] != spkr->volume[i]) changed_channels |= 1 << (i + 1); @@ -228,12 +232,11 @@ static int spkr_volume_put(struct snd_kcontrol *control, if (equal_values && changed_channels != 0) changed_channels = 1 << 0; - for (i = 0; i <= oxfw->device_info->mixer_channels; ++i) { + for (i = 0; i <= spkr->mixer_channels; ++i) { volume = value->value.integer.value[channel_map[i ? i - 1 : 0]]; if (changed_channels & (1 << i)) { err = avc_audio_feature_volume(oxfw->unit, - oxfw->device_info->mute_fb_id, - &volume, + spkr->volume_fb_id, &volume, i, CTL_CURRENT, CTL_WRITE); if (err < 0) return err; @@ -245,7 +248,7 @@ static int spkr_volume_put(struct snd_kcontrol *control, return changed_channels != 0; } -int snd_oxfw_add_spkr(struct snd_oxfw *oxfw) +int snd_oxfw_add_spkr(struct snd_oxfw *oxfw, bool is_lacie) { static const struct snd_kcontrol_new controls[] = { { @@ -272,30 +275,35 @@ int snd_oxfw_add_spkr(struct snd_oxfw *oxfw) return -ENOMEM; oxfw->spec = spkr; - err = avc_audio_feature_volume(oxfw->unit, - oxfw->device_info->volume_fb_id, - &spkr->volume_min, - 0, CTL_MIN, CTL_READ); + if (is_lacie) { + spkr->mixer_channels = 1; + spkr->mute_fb_id = 0x01; + spkr->volume_fb_id = 0x01; + } else { + spkr->mixer_channels = 6; + spkr->mute_fb_id = 0x01; + spkr->volume_fb_id = 0x02; + } + + err = avc_audio_feature_volume(oxfw->unit, spkr->volume_fb_id, + &spkr->volume_min, 0, CTL_MIN, CTL_READ); if (err < 0) return err; - err = avc_audio_feature_volume(oxfw->unit, - oxfw->device_info->volume_fb_id, - &spkr->volume_max, - 0, CTL_MAX, CTL_READ); + err = avc_audio_feature_volume(oxfw->unit, spkr->volume_fb_id, + &spkr->volume_max, 0, CTL_MAX, CTL_READ); if (err < 0) return err; - err = avc_audio_feature_mute(oxfw->unit, oxfw->device_info->mute_fb_id, - &spkr->mute, CTL_READ); + err = avc_audio_feature_mute(oxfw->unit, spkr->mute_fb_id, &spkr->mute, + CTL_READ); if (err < 0) return err; - first_ch = oxfw->device_info->mixer_channels == 1 ? 0 : 1; - for (i = 0; i < oxfw->device_info->mixer_channels; ++i) { - err = avc_audio_feature_volume(oxfw->unit, - oxfw->device_info->volume_fb_id, - &spkr->volume[i], - first_ch + i, CTL_CURRENT, CTL_READ); + first_ch = spkr->mixer_channels == 1 ? 0 : 1; + for (i = 0; i < spkr->mixer_channels; ++i) { + err = avc_audio_feature_volume(oxfw->unit, spkr->volume_fb_id, + &spkr->volume[i], first_ch + i, + CTL_CURRENT, CTL_READ); if (err < 0) return err; } |