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ASoC: SOF: Add switch get/put IPC3 ops
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Add the switch_get/put control IPC ops for IPC3.

Signed-off-by: Ranjani Sridharan <[email protected]>
Reviewed-by: Péter Ujfalusi <[email protected]>
Reviewed-by: Pierre-Louis Bossart <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Mark Brown <[email protected]>
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ranj063 authored and broonie committed Mar 18, 2022
1 parent 838d04f commit a666874
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Showing 2 changed files with 62 additions and 27 deletions.
39 changes: 12 additions & 27 deletions sound/soc/sof/control.c
Original file line number Diff line number Diff line change
Expand Up @@ -127,49 +127,34 @@ int snd_sof_volume_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info
int snd_sof_switch_get(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct soc_mixer_control *sm =
(struct soc_mixer_control *)kcontrol->private_value;
struct soc_mixer_control *sm = (struct soc_mixer_control *)kcontrol->private_value;
struct snd_sof_control *scontrol = sm->dobj.private;
struct sof_ipc_ctrl_data *cdata = scontrol->ipc_control_data;
unsigned int i, channels = scontrol->num_channels;

snd_sof_refresh_control(scontrol);
struct snd_soc_component *scomp = scontrol->scomp;
struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
const struct sof_ipc_tplg_ops *tplg_ops = sdev->ipc->ops->tplg;

/* read back each channel */
for (i = 0; i < channels; i++)
ucontrol->value.integer.value[i] = cdata->chanv[i].value;
if (tplg_ops->control->switch_get)
return tplg_ops->control->switch_get(scontrol, ucontrol);

return 0;
}

int snd_sof_switch_put(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct soc_mixer_control *sm =
(struct soc_mixer_control *)kcontrol->private_value;
struct soc_mixer_control *sm = (struct soc_mixer_control *)kcontrol->private_value;
struct snd_sof_control *scontrol = sm->dobj.private;
struct snd_soc_component *scomp = scontrol->scomp;
struct sof_ipc_ctrl_data *cdata = scontrol->ipc_control_data;
unsigned int i, channels = scontrol->num_channels;
bool change = false;
u32 value;

/* update each channel */
for (i = 0; i < channels; i++) {
value = ucontrol->value.integer.value[i];
change = change || (value != cdata->chanv[i].value);
cdata->chanv[i].channel = i;
cdata->chanv[i].value = value;
}
struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
const struct sof_ipc_tplg_ops *tplg_ops = sdev->ipc->ops->tplg;

if (scontrol->led_ctl.use_led)
update_mute_led(scontrol, kcontrol, ucontrol);

/* notify DSP of mixer updates */
if (pm_runtime_active(scomp->dev))
snd_sof_ipc_set_get_comp_data(scontrol, true);
if (tplg_ops->control->switch_put)
return tplg_ops->control->switch_put(scontrol, ucontrol);

return change;
return false;
}

int snd_sof_enum_get(struct snd_kcontrol *kcontrol,
Expand Down
50 changes: 50 additions & 0 deletions sound/soc/sof/ipc3-control.c
Original file line number Diff line number Diff line change
Expand Up @@ -109,6 +109,54 @@ static bool sof_ipc3_volume_put(struct snd_sof_control *scontrol,
return change;
}

static int sof_ipc3_switch_get(struct snd_sof_control *scontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct sof_ipc_ctrl_data *cdata = scontrol->ipc_control_data;
unsigned int channels = scontrol->num_channels;
unsigned int i;

snd_sof_refresh_control(scontrol);

/* read back each channel */
for (i = 0; i < channels; i++)
ucontrol->value.integer.value[i] = cdata->chanv[i].value;

return 0;
}

static bool sof_ipc3_switch_put(struct snd_sof_control *scontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct sof_ipc_ctrl_data *cdata = scontrol->ipc_control_data;
struct snd_soc_component *scomp = scontrol->scomp;
unsigned int channels = scontrol->num_channels;
unsigned int i;
bool change = false;
u32 value;

/* update each channel */
for (i = 0; i < channels; i++) {
value = ucontrol->value.integer.value[i];
change = change || (value != cdata->chanv[i].value);
cdata->chanv[i].channel = i;
cdata->chanv[i].value = value;
}

/* notify DSP of mixer updates */
if (pm_runtime_active(scomp->dev)) {
int ret = snd_sof_ipc_set_get_comp_data(scontrol, true);

if (ret < 0) {
dev_err(scomp->dev, "Failed to set mixer updates for %s\n",
scontrol->name);
return false;
}
}

return change;
}

static void snd_sof_update_control(struct snd_sof_control *scontrol,
struct sof_ipc_ctrl_data *cdata)
{
Expand Down Expand Up @@ -252,5 +300,7 @@ static void sof_ipc3_control_update(struct snd_sof_dev *sdev, void *ipc_control_
const struct sof_ipc_tplg_control_ops tplg_ipc3_control_ops = {
.volume_put = sof_ipc3_volume_put,
.volume_get = sof_ipc3_volume_get,
.switch_put = sof_ipc3_switch_put,
.switch_get = sof_ipc3_switch_get,
.update = sof_ipc3_control_update,
};

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