diff options
Diffstat (limited to 'sound/soc')
-rw-r--r-- | sound/soc/soc-topology.c | 163 |
1 files changed, 87 insertions, 76 deletions
diff --git a/sound/soc/soc-topology.c b/sound/soc/soc-topology.c index 4dfdc65..63e1a50 100644 --- a/sound/soc/soc-topology.c +++ b/sound/soc/soc-topology.c @@ -486,21 +486,24 @@ static void remove_widget(struct snd_soc_component *comp, dobj->ops->widget_unload(comp, dobj); /* - * Dynamic Widgets either have 1 enum kcontrol or 1..N mixers. + * Dynamic Widgets either have 1..N enum kcontrols or mixers. * The enum may either have an array of values or strings. */ if (dobj->widget.kcontrol_enum) { /* enumerated widget mixer */ - struct soc_enum *se = - (struct soc_enum *)w->kcontrols[0]->private_value; + for (i = 0; i < w->num_kcontrols; i++) { + struct snd_kcontrol *kcontrol = w->kcontrols[i]; + struct soc_enum *se = + (struct soc_enum *)kcontrol->private_value; - snd_ctl_remove(card, w->kcontrols[0]); + snd_ctl_remove(card, kcontrol); - kfree(se->dobj.control.dvalues); - for (i = 0; i < se->items; i++) - kfree(se->dobj.control.dtexts[i]); + kfree(se->dobj.control.dvalues); + for (i = 0; i < se->items; i++) + kfree(se->dobj.control.dtexts[i]); - kfree(se); + kfree(se); + } kfree(w->kcontrol_news); } else { /* non enumerated widget mixer */ @@ -1256,98 +1259,105 @@ err: } static struct snd_kcontrol_new *soc_tplg_dapm_widget_denum_create( - struct soc_tplg *tplg) + struct soc_tplg *tplg, int num_kcontrols) { struct snd_kcontrol_new *kc; struct snd_soc_tplg_enum_control *ec; struct soc_enum *se; - int i, err; - - ec = (struct snd_soc_tplg_enum_control *)tplg->pos; - tplg->pos += (sizeof(struct snd_soc_tplg_enum_control) + - ec->priv.size); - - /* validate kcontrol */ - if (strnlen(ec->hdr.name, SNDRV_CTL_ELEM_ID_NAME_MAXLEN) == - SNDRV_CTL_ELEM_ID_NAME_MAXLEN) - return NULL; + int i, j, err; - kc = kzalloc(sizeof(*kc), GFP_KERNEL); + kc = kcalloc(num_kcontrols, sizeof(*kc), GFP_KERNEL); if (kc == NULL) return NULL; - se = kzalloc(sizeof(*se), GFP_KERNEL); - if (se == NULL) - goto err; + for (i = 0; i < num_kcontrols; i++) { + ec = (struct snd_soc_tplg_enum_control *)tplg->pos; + /* validate kcontrol */ + if (strnlen(ec->hdr.name, SNDRV_CTL_ELEM_ID_NAME_MAXLEN) == + SNDRV_CTL_ELEM_ID_NAME_MAXLEN) + return NULL; + + se = kzalloc(sizeof(*se), GFP_KERNEL); + if (se == NULL) + goto err; - dev_dbg(tplg->dev, " adding DAPM widget enum control %s\n", - ec->hdr.name); + dev_dbg(tplg->dev, " adding DAPM widget enum control %s\n", + ec->hdr.name); - kc->name = ec->hdr.name; - kc->private_value = (long)se; - kc->iface = SNDRV_CTL_ELEM_IFACE_MIXER; - kc->access = ec->hdr.access; + kc[i].name = ec->hdr.name; + kc[i].private_value = (long)se; + kc[i].iface = SNDRV_CTL_ELEM_IFACE_MIXER; + kc[i].access = ec->hdr.access; - /* we only support FL/FR channel mapping atm */ - se->reg = tplc_chan_get_reg(tplg, ec->channel, SNDRV_CHMAP_FL); - se->shift_l = tplc_chan_get_shift(tplg, ec->channel, SNDRV_CHMAP_FL); - se->shift_r = tplc_chan_get_shift(tplg, ec->channel, SNDRV_CHMAP_FR); + /* we only support FL/FR channel mapping atm */ + se->reg = tplc_chan_get_reg(tplg, ec->channel, SNDRV_CHMAP_FL); + se->shift_l = tplc_chan_get_shift(tplg, ec->channel, + SNDRV_CHMAP_FL); + se->shift_r = tplc_chan_get_shift(tplg, ec->channel, + SNDRV_CHMAP_FR); - se->items = ec->items; - se->mask = ec->mask; - se->dobj.index = tplg->index; + se->items = ec->items; + se->mask = ec->mask; + se->dobj.index = tplg->index; - switch (ec->hdr.ops.info) { - case SND_SOC_TPLG_CTL_ENUM_VALUE: - case SND_SOC_TPLG_DAPM_CTL_ENUM_VALUE: - err = soc_tplg_denum_create_values(se, ec); - if (err < 0) { - dev_err(tplg->dev, "ASoC: could not create values for %s\n", - ec->hdr.name); + switch (ec->hdr.ops.info) { + case SND_SOC_TPLG_CTL_ENUM_VALUE: + case SND_SOC_TPLG_DAPM_CTL_ENUM_VALUE: + err = soc_tplg_denum_create_values(se, ec); + if (err < 0) { + dev_err(tplg->dev, "ASoC: could not create values for %s\n", + ec->hdr.name); + goto err_se; + } + /* fall through to create texts */ + case SND_SOC_TPLG_CTL_ENUM: + case SND_SOC_TPLG_DAPM_CTL_ENUM_DOUBLE: + case SND_SOC_TPLG_DAPM_CTL_ENUM_VIRT: + err = soc_tplg_denum_create_texts(se, ec); + if (err < 0) { + dev_err(tplg->dev, "ASoC: could not create texts for %s\n", + ec->hdr.name); + goto err_se; + } + break; + default: + dev_err(tplg->dev, "ASoC: invalid enum control type %d for %s\n", + ec->hdr.ops.info, ec->hdr.name); goto err_se; } - /* fall through to create texts */ - case SND_SOC_TPLG_CTL_ENUM: - case SND_SOC_TPLG_DAPM_CTL_ENUM_DOUBLE: - case SND_SOC_TPLG_DAPM_CTL_ENUM_VIRT: - err = soc_tplg_denum_create_texts(se, ec); + + /* map io handlers */ + err = soc_tplg_kcontrol_bind_io(&ec->hdr, &kc[i], tplg); + if (err) { + soc_control_err(tplg, &ec->hdr, ec->hdr.name); + goto err_se; + } + + /* pass control to driver for optional further init */ + err = soc_tplg_init_kcontrol(tplg, &kc[i], + (struct snd_soc_tplg_ctl_hdr *)ec); if (err < 0) { - dev_err(tplg->dev, "ASoC: could not create texts for %s\n", + dev_err(tplg->dev, "ASoC: failed to init %s\n", ec->hdr.name); goto err_se; } - break; - default: - dev_err(tplg->dev, "ASoC: invalid enum control type %d for %s\n", - ec->hdr.ops.info, ec->hdr.name); - goto err_se; - } - /* map io handlers */ - err = soc_tplg_kcontrol_bind_io(&ec->hdr, kc, tplg); - if (err) { - soc_control_err(tplg, &ec->hdr, ec->hdr.name); - goto err_se; - } - - /* pass control to driver for optional further init */ - err = soc_tplg_init_kcontrol(tplg, kc, - (struct snd_soc_tplg_ctl_hdr *)ec); - if (err < 0) { - dev_err(tplg->dev, "ASoC: failed to init %s\n", - ec->hdr.name); - goto err_se; + tplg->pos += (sizeof(struct snd_soc_tplg_enum_control) + + ec->priv.size); } return kc; err_se: - /* free values and texts */ - kfree(se->dobj.control.dvalues); - for (i = 0; i < ec->items; i++) - kfree(se->dobj.control.dtexts[i]); + for (; i >= 0; i--) { + /* free values and texts */ + se = (struct soc_enum *)kc[i].private_value; + kfree(se->dobj.control.dvalues); + for (j = 0; j < ec->items; j++) + kfree(se->dobj.control.dtexts[j]); - kfree(se); + kfree(se); + } err: kfree(kc); @@ -1499,9 +1509,10 @@ static int soc_tplg_dapm_widget_create(struct soc_tplg *tplg, case SND_SOC_TPLG_DAPM_CTL_ENUM_VIRT: case SND_SOC_TPLG_DAPM_CTL_ENUM_VALUE: template.dobj.widget.kcontrol_enum = 1; - template.num_kcontrols = 1; + template.num_kcontrols = w->num_kcontrols; template.kcontrol_news = - soc_tplg_dapm_widget_denum_create(tplg); + soc_tplg_dapm_widget_denum_create(tplg, + template.num_kcontrols); if (!template.kcontrol_news) { ret = -ENOMEM; goto hdr_err; |