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ASoC: SOF: ipc4-topology: Add control_setup op

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Define the control_setup op for IPC4 topology IPC ops to handle the
volume kcontrol types. Support for other kcontrol types will be added in
the follow up patches.

Co-developed-by: Rander Wang <rander.wang@linux.intel.com>
Signed-off-by: Rander Wang <rander.wang@linux.intel.com>
Co-developed-by: Bard Liao <yung-chuan.liao@linux.intel.com>
Signed-off-by: Bard Liao <yung-chuan.liao@linux.intel.com>
Signed-off-by: Ranjani Sridharan <ranjani.sridharan@linux.intel.com>
Reviewed-by: Péter Ujfalusi <peter.ujfalusi@linux.intel.com>
Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Reviewed-by: Ranjani Sridharan <ranjani.sridharan@linux.intel.com>
Link: https://lore.kernel.org/r/20220609032643.916882-10-ranjani.sridharan@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Ranjani Sridharan 2022-06-08 20:26:29 -07:00 committed by Mark Brown
parent 4d4ba014ac
commit d97964f870
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GPG Key ID: 24D68B725D5487D0
1 changed files with 49 additions and 0 deletions
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49
sound/soc/sof/ipc4-topology.c
View File

@ -15,6 +15,8 @@
#include "ipc4-topology.h"
#include "ops.h"
#define SOF_IPC4_GAIN_PARAM_ID 0
static const struct sof_topology_token ipc4_sched_tokens[] = {
{SOF_TKN_SCHED_LP_MODE, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32,
offsetof(struct sof_ipc4_pipeline, lp_mode)}
@ -1030,6 +1032,52 @@ static int sof_ipc4_prepare_mixer_module(struct snd_sof_widget *swidget,
return sof_ipc4_widget_assign_instance_id(sdev, swidget);
}
static int sof_ipc4_control_load_volume(struct snd_sof_dev *sdev, struct snd_sof_control *scontrol)
{
struct sof_ipc4_control_data *control_data;
struct sof_ipc4_msg *msg;
int i;
scontrol->size = struct_size(control_data, chanv, scontrol->num_channels);
/* scontrol->ipc_control_data will be freed in sof_control_unload */
scontrol->ipc_control_data = kzalloc(scontrol->size, GFP_KERNEL);
if (!scontrol->ipc_control_data)
return -ENOMEM;
control_data = scontrol->ipc_control_data;
control_data->index = scontrol->index;
msg = &control_data->msg;
msg->primary = SOF_IPC4_MSG_TYPE_SET(SOF_IPC4_MOD_LARGE_CONFIG_SET);
msg->primary |= SOF_IPC4_MSG_DIR(SOF_IPC4_MSG_REQUEST);
msg->primary |= SOF_IPC4_MSG_TARGET(SOF_IPC4_MODULE_MSG);
msg->extension = SOF_IPC4_MOD_EXT_MSG_PARAM_ID(SOF_IPC4_GAIN_PARAM_ID);
/* set default volume values to 0dB in control */
for (i = 0; i < scontrol->num_channels; i++) {
control_data->chanv[i].channel = i;
control_data->chanv[i].value = SOF_IPC4_VOL_ZERO_DB;
}
return 0;
}
static int sof_ipc4_control_setup(struct snd_sof_dev *sdev, struct snd_sof_control *scontrol)
{
switch (scontrol->info_type) {
case SND_SOC_TPLG_CTL_VOLSW:
case SND_SOC_TPLG_CTL_VOLSW_SX:
case SND_SOC_TPLG_CTL_VOLSW_XR_SX:
return sof_ipc4_control_load_volume(sdev, scontrol);
default:
break;
}
return 0;
}
static enum sof_tokens host_token_list[] = {
SOF_COMP_TOKENS,
SOF_AUDIO_FMT_NUM_TOKENS,
@ -1108,4 +1156,5 @@ static const struct sof_ipc_tplg_widget_ops tplg_ipc4_widget_ops[SND_SOC_DAPM_TY
const struct sof_ipc_tplg_ops ipc4_tplg_ops = {
.widget = tplg_ipc4_widget_ops,
.token_list = ipc4_token_list,
.control_setup = sof_ipc4_control_setup,
};