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Diffstat (limited to 'sound/soc/sof/ipc4-control.c')
-rw-r--r--sound/soc/sof/ipc4-control.c699
1 files changed, 675 insertions, 24 deletions
diff --git a/sound/soc/sof/ipc4-control.c b/sound/soc/sof/ipc4-control.c
index 0d5a578c3496..976a4794d610 100644
--- a/sound/soc/sof/ipc4-control.c
+++ b/sound/soc/sof/ipc4-control.c
@@ -3,7 +3,7 @@
// This file is provided under a dual BSD/GPLv2 license. When using or
// redistributing this file, you may do so under either license.
//
-// Copyright(c) 2022 Intel Corporation. All rights reserved.
+// Copyright(c) 2022 Intel Corporation
//
//
@@ -12,7 +12,8 @@
#include "ipc4-priv.h"
#include "ipc4-topology.h"
-static int sof_ipc4_set_get_kcontrol_data(struct snd_sof_control *scontrol, bool set)
+static int sof_ipc4_set_get_kcontrol_data(struct snd_sof_control *scontrol,
+ bool set, bool lock)
{
struct sof_ipc4_control_data *cdata = scontrol->ipc_control_data;
struct snd_soc_component *scomp = scontrol->scomp;
@@ -21,6 +22,7 @@ static int sof_ipc4_set_get_kcontrol_data(struct snd_sof_control *scontrol, bool
struct sof_ipc4_msg *msg = &cdata->msg;
struct snd_sof_widget *swidget;
bool widget_found = false;
+ int ret = 0;
/* find widget associated with the control */
list_for_each_entry(swidget, &sdev->widget_list, list) {
@@ -35,28 +37,59 @@ static int sof_ipc4_set_get_kcontrol_data(struct snd_sof_control *scontrol, bool
return -ENOENT;
}
+ if (lock)
+ mutex_lock(&swidget->setup_mutex);
+ else
+ lockdep_assert_held(&swidget->setup_mutex);
+
/*
- * Volatile controls should always be part of static pipelines and the widget use_count
- * would always be > 0 in this case. For the others, just return the cached value if the
- * widget is not set up.
+ * Volatile controls should always be part of static pipelines and the
+ * widget use_count would always be > 0 in this case. For the others,
+ * just return the cached value if the widget is not set up.
*/
if (!swidget->use_count)
- return 0;
+ goto unlock;
msg->primary &= ~SOF_IPC4_MOD_INSTANCE_MASK;
msg->primary |= SOF_IPC4_MOD_INSTANCE(swidget->instance_id);
- return iops->set_get_data(sdev, msg, msg->data_size, set);
+ ret = iops->set_get_data(sdev, msg, msg->data_size, set);
+ if (!set)
+ goto unlock;
+
+ /* It is a set-data operation, and we have a valid backup that we can restore */
+ if (ret < 0) {
+ if (!scontrol->old_ipc_control_data)
+ goto unlock;
+ /*
+ * Current ipc_control_data is not valid, we use the last known good
+ * configuration
+ */
+ memcpy(scontrol->ipc_control_data, scontrol->old_ipc_control_data,
+ scontrol->max_size);
+ kfree(scontrol->old_ipc_control_data);
+ scontrol->old_ipc_control_data = NULL;
+ /* Send the last known good configuration to firmware */
+ ret = iops->set_get_data(sdev, msg, msg->data_size, set);
+ if (ret < 0)
+ goto unlock;
+ }
+
+unlock:
+ if (lock)
+ mutex_unlock(&swidget->setup_mutex);
+
+ return ret;
}
static int
sof_ipc4_set_volume_data(struct snd_sof_dev *sdev, struct snd_sof_widget *swidget,
- struct snd_sof_control *scontrol)
+ struct snd_sof_control *scontrol, bool lock)
{
struct sof_ipc4_control_data *cdata = scontrol->ipc_control_data;
struct sof_ipc4_gain *gain = swidget->private;
struct sof_ipc4_msg *msg = &cdata->msg;
- struct sof_ipc4_gain_data data;
+ struct sof_ipc4_gain_params params;
bool all_channels_equal = true;
u32 value;
int ret, i;
@@ -76,21 +109,22 @@ sof_ipc4_set_volume_data(struct snd_sof_dev *sdev, struct snd_sof_widget *swidge
*/
for (i = 0; i < scontrol->num_channels; i++) {
if (all_channels_equal) {
- data.channels = SOF_IPC4_GAIN_ALL_CHANNELS_MASK;
- data.init_val = cdata->chanv[0].value;
+ params.channels = SOF_IPC4_GAIN_ALL_CHANNELS_MASK;
+ params.init_val = cdata->chanv[0].value;
} else {
- data.channels = cdata->chanv[i].channel;
- data.init_val = cdata->chanv[i].value;
+ params.channels = cdata->chanv[i].channel;
+ params.init_val = cdata->chanv[i].value;
}
/* set curve type and duration from topology */
- data.curve_duration = gain->data.curve_duration;
- data.curve_type = gain->data.curve_type;
+ params.curve_duration_l = gain->data.params.curve_duration_l;
+ params.curve_duration_h = gain->data.params.curve_duration_h;
+ params.curve_type = gain->data.params.curve_type;
- msg->data_ptr = &data;
- msg->data_size = sizeof(data);
+ msg->data_ptr = &params;
+ msg->data_size = sizeof(params);
- ret = sof_ipc4_set_get_kcontrol_data(scontrol, true);
+ ret = sof_ipc4_set_get_kcontrol_data(scontrol, true, lock);
msg->data_ptr = NULL;
msg->data_size = 0;
if (ret < 0) {
@@ -145,7 +179,7 @@ static bool sof_ipc4_volume_put(struct snd_sof_control *scontrol,
return false;
}
- ret = sof_ipc4_set_volume_data(sdev, swidget, scontrol);
+ ret = sof_ipc4_set_volume_data(sdev, swidget, scontrol, true);
if (ret < 0)
return false;
@@ -167,21 +201,628 @@ static int sof_ipc4_volume_get(struct snd_sof_control *scontrol,
return 0;
}
+static int
+sof_ipc4_set_generic_control_data(struct snd_sof_dev *sdev,
+ struct snd_sof_widget *swidget,
+ struct snd_sof_control *scontrol, bool lock)
+{
+ struct sof_ipc4_control_data *cdata = scontrol->ipc_control_data;
+ struct sof_ipc4_control_msg_payload *data;
+ struct sof_ipc4_msg *msg = &cdata->msg;
+ size_t data_size;
+ unsigned int i;
+ int ret;
+
+ data_size = struct_size(data, chanv, scontrol->num_channels);
+ data = kzalloc(data_size, GFP_KERNEL);
+ if (!data)
+ return -ENOMEM;
+
+ data->id = cdata->index;
+ data->num_elems = scontrol->num_channels;
+ for (i = 0; i < scontrol->num_channels; i++) {
+ data->chanv[i].channel = cdata->chanv[i].channel;
+ data->chanv[i].value = cdata->chanv[i].value;
+ }
+
+ msg->data_ptr = data;
+ msg->data_size = data_size;
+
+ ret = sof_ipc4_set_get_kcontrol_data(scontrol, true, lock);
+ msg->data_ptr = NULL;
+ msg->data_size = 0;
+ if (ret < 0)
+ dev_err(sdev->dev, "Failed to set control update for %s\n",
+ scontrol->name);
+
+ kfree(data);
+
+ return ret;
+}
+
+static void sof_ipc4_refresh_generic_control(struct snd_sof_control *scontrol)
+{
+ struct sof_ipc4_control_data *cdata = scontrol->ipc_control_data;
+ struct snd_soc_component *scomp = scontrol->scomp;
+ struct sof_ipc4_control_msg_payload *data;
+ struct sof_ipc4_msg *msg = &cdata->msg;
+ size_t data_size;
+ unsigned int i;
+ int ret;
+
+ if (!scontrol->comp_data_dirty)
+ return;
+
+ if (!pm_runtime_active(scomp->dev))
+ return;
+
+ data_size = struct_size(data, chanv, scontrol->num_channels);
+ data = kmalloc(data_size, GFP_KERNEL);
+ if (!data)
+ return;
+
+ data->id = cdata->index;
+ data->num_elems = scontrol->num_channels;
+ msg->data_ptr = data;
+ msg->data_size = data_size;
+
+ scontrol->comp_data_dirty = false;
+ ret = sof_ipc4_set_get_kcontrol_data(scontrol, false, true);
+ msg->data_ptr = NULL;
+ msg->data_size = 0;
+ if (!ret) {
+ for (i = 0; i < scontrol->num_channels; i++) {
+ cdata->chanv[i].channel = data->chanv[i].channel;
+ cdata->chanv[i].value = data->chanv[i].value;
+ }
+ } else {
+ dev_err(scomp->dev, "Failed to read control data for %s\n",
+ scontrol->name);
+ scontrol->comp_data_dirty = true;
+ }
+
+ kfree(data);
+}
+
+static bool sof_ipc4_switch_put(struct snd_sof_control *scontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct sof_ipc4_control_data *cdata = scontrol->ipc_control_data;
+ struct snd_soc_component *scomp = scontrol->scomp;
+ struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
+ struct snd_sof_widget *swidget;
+ bool widget_found = false;
+ bool change = false;
+ unsigned int i;
+ u32 value;
+ int ret;
+
+ /* update each channel */
+ for (i = 0; i < scontrol->num_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;
+ }
+
+ if (!pm_runtime_active(scomp->dev))
+ return change;
+
+ /* find widget associated with the control */
+ list_for_each_entry(swidget, &sdev->widget_list, list) {
+ if (swidget->comp_id == scontrol->comp_id) {
+ widget_found = true;
+ break;
+ }
+ }
+
+ if (!widget_found) {
+ dev_err(scomp->dev, "Failed to find widget for kcontrol %s\n", scontrol->name);
+ return false;
+ }
+
+ ret = sof_ipc4_set_generic_control_data(sdev, swidget, scontrol, true);
+ if (ret < 0)
+ return false;
+
+ return change;
+}
+
+static int sof_ipc4_switch_get(struct snd_sof_control *scontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct sof_ipc4_control_data *cdata = scontrol->ipc_control_data;
+ unsigned int i;
+
+ sof_ipc4_refresh_generic_control(scontrol);
+
+ /* read back each channel */
+ for (i = 0; i < scontrol->num_channels; i++)
+ ucontrol->value.integer.value[i] = cdata->chanv[i].value;
+
+ return 0;
+}
+
+static bool sof_ipc4_enum_put(struct snd_sof_control *scontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct sof_ipc4_control_data *cdata = scontrol->ipc_control_data;
+ struct snd_soc_component *scomp = scontrol->scomp;
+ struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
+ struct snd_sof_widget *swidget;
+ bool widget_found = false;
+ bool change = false;
+ unsigned int i;
+ u32 value;
+ int ret;
+
+ /* update each channel */
+ for (i = 0; i < scontrol->num_channels; i++) {
+ value = ucontrol->value.enumerated.item[i];
+ change = change || (value != cdata->chanv[i].value);
+ cdata->chanv[i].channel = i;
+ cdata->chanv[i].value = value;
+ }
+
+ if (!pm_runtime_active(scomp->dev))
+ return change;
+
+ /* find widget associated with the control */
+ list_for_each_entry(swidget, &sdev->widget_list, list) {
+ if (swidget->comp_id == scontrol->comp_id) {
+ widget_found = true;
+ break;
+ }
+ }
+
+ if (!widget_found) {
+ dev_err(scomp->dev, "Failed to find widget for kcontrol %s\n", scontrol->name);
+ return false;
+ }
+
+ ret = sof_ipc4_set_generic_control_data(sdev, swidget, scontrol, true);
+ if (ret < 0)
+ return false;
+
+ return change;
+}
+
+static int sof_ipc4_enum_get(struct snd_sof_control *scontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct sof_ipc4_control_data *cdata = scontrol->ipc_control_data;
+ unsigned int i;
+
+ sof_ipc4_refresh_generic_control(scontrol);
+
+ /* read back each channel */
+ for (i = 0; i < scontrol->num_channels; i++)
+ ucontrol->value.enumerated.item[i] = cdata->chanv[i].value;
+
+ return 0;
+}
+
+static int sof_ipc4_set_get_bytes_data(struct snd_sof_dev *sdev,
+ struct snd_sof_control *scontrol,
+ bool set, bool lock)
+{
+ struct sof_ipc4_control_data *cdata = scontrol->ipc_control_data;
+ struct sof_abi_hdr *data = cdata->data;
+ struct sof_ipc4_msg *msg = &cdata->msg;
+ int ret = 0;
+
+ /* Send the new data to the firmware only if it is powered up */
+ if (set && !pm_runtime_active(sdev->dev))
+ return 0;
+
+ msg->extension = SOF_IPC4_MOD_EXT_MSG_PARAM_ID(data->type);
+
+ msg->data_ptr = data->data;
+ msg->data_size = data->size;
+
+ ret = sof_ipc4_set_get_kcontrol_data(scontrol, set, lock);
+ if (ret < 0)
+ dev_err(sdev->dev, "Failed to %s for %s\n",
+ set ? "set bytes update" : "get bytes",
+ scontrol->name);
+
+ msg->data_ptr = NULL;
+ msg->data_size = 0;
+
+ return ret;
+}
+
+static int sof_ipc4_bytes_put(struct snd_sof_control *scontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct sof_ipc4_control_data *cdata = scontrol->ipc_control_data;
+ struct snd_soc_component *scomp = scontrol->scomp;
+ struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
+ struct sof_abi_hdr *data = cdata->data;
+ size_t size;
+
+ if (scontrol->max_size > sizeof(ucontrol->value.bytes.data)) {
+ dev_err_ratelimited(scomp->dev,
+ "data max %zu exceeds ucontrol data array size\n",
+ scontrol->max_size);
+ return -EINVAL;
+ }
+
+ /* scontrol->max_size has been verified to be >= sizeof(struct sof_abi_hdr) */
+ if (data->size > scontrol->max_size - sizeof(*data)) {
+ dev_err_ratelimited(scomp->dev,
+ "data size too big %u bytes max is %zu\n",
+ data->size, scontrol->max_size - sizeof(*data));
+ return -EINVAL;
+ }
+
+ size = data->size + sizeof(*data);
+
+ /* copy from kcontrol */
+ memcpy(data, ucontrol->value.bytes.data, size);
+
+ sof_ipc4_set_get_bytes_data(sdev, scontrol, true, true);
+
+ return 0;
+}
+
+static int sof_ipc4_bytes_get(struct snd_sof_control *scontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct sof_ipc4_control_data *cdata = scontrol->ipc_control_data;
+ struct snd_soc_component *scomp = scontrol->scomp;
+ struct sof_abi_hdr *data = cdata->data;
+ size_t size;
+
+ if (scontrol->max_size > sizeof(ucontrol->value.bytes.data)) {
+ dev_err_ratelimited(scomp->dev, "data max %zu exceeds ucontrol data array size\n",
+ scontrol->max_size);
+ return -EINVAL;
+ }
+
+ if (data->size > scontrol->max_size - sizeof(*data)) {
+ dev_err_ratelimited(scomp->dev,
+ "%u bytes of control data is invalid, max is %zu\n",
+ data->size, scontrol->max_size - sizeof(*data));
+ return -EINVAL;
+ }
+
+ size = data->size + sizeof(*data);
+
+ /* copy back to kcontrol */
+ memcpy(ucontrol->value.bytes.data, data, size);
+
+ return 0;
+}
+
+static int sof_ipc4_bytes_ext_put(struct snd_sof_control *scontrol,
+ const unsigned int __user *binary_data,
+ unsigned int size)
+{
+ struct snd_ctl_tlv __user *tlvd = (struct snd_ctl_tlv __user *)binary_data;
+ struct sof_ipc4_control_data *cdata = scontrol->ipc_control_data;
+ struct snd_soc_component *scomp = scontrol->scomp;
+ struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
+ struct sof_abi_hdr *data = cdata->data;
+ struct sof_abi_hdr abi_hdr;
+ struct snd_ctl_tlv header;
+
+ /*
+ * The beginning of bytes data contains a header from where
+ * the length (as bytes) is needed to know the correct copy
+ * length of data from tlvd->tlv.
+ */
+ if (copy_from_user(&header, tlvd, sizeof(struct snd_ctl_tlv)))
+ return -EFAULT;
+
+ /* make sure TLV info is consistent */
+ if (header.length + sizeof(struct snd_ctl_tlv) > size) {
+ dev_err_ratelimited(scomp->dev,
+ "Inconsistent TLV, data %d + header %zu > %d\n",
+ header.length, sizeof(struct snd_ctl_tlv), size);
+ return -EINVAL;
+ }
+
+ /* be->max is coming from topology */
+ if (header.length > scontrol->max_size) {
+ dev_err_ratelimited(scomp->dev,
+ "Bytes data size %d exceeds max %zu\n",
+ header.length, scontrol->max_size);
+ return -EINVAL;
+ }
+
+ /* Check header id */
+ if (header.numid != SOF_CTRL_CMD_BINARY) {
+ dev_err_ratelimited(scomp->dev,
+ "Incorrect numid for bytes put %d\n",
+ header.numid);
+ return -EINVAL;
+ }
+
+ /* Verify the ABI header first */
+ if (copy_from_user(&abi_hdr, tlvd->tlv, sizeof(abi_hdr)))
+ return -EFAULT;
+
+ if (abi_hdr.magic != SOF_IPC4_ABI_MAGIC) {
+ dev_err_ratelimited(scomp->dev, "Wrong ABI magic 0x%08x\n",
+ abi_hdr.magic);
+ return -EINVAL;
+ }
+
+ if (abi_hdr.size > scontrol->max_size - sizeof(abi_hdr)) {
+ dev_err_ratelimited(scomp->dev,
+ "%u bytes of control data is invalid, max is %zu\n",
+ abi_hdr.size, scontrol->max_size - sizeof(abi_hdr));
+ return -EINVAL;
+ }
+
+ if (!scontrol->old_ipc_control_data) {
+ /* Create a backup of the current, valid bytes control */
+ scontrol->old_ipc_control_data = kmemdup(scontrol->ipc_control_data,
+ scontrol->max_size, GFP_KERNEL);
+ if (!scontrol->old_ipc_control_data)
+ return -ENOMEM;
+ }
+
+ /* Copy the whole binary data which includes the ABI header and the payload */
+ if (copy_from_user(data, tlvd->tlv, header.length)) {
+ memcpy(scontrol->ipc_control_data, scontrol->old_ipc_control_data,
+ scontrol->max_size);
+ kfree(scontrol->old_ipc_control_data);
+ scontrol->old_ipc_control_data = NULL;
+ return -EFAULT;
+ }
+
+ return sof_ipc4_set_get_bytes_data(sdev, scontrol, true, true);
+}
+
+static int _sof_ipc4_bytes_ext_get(struct snd_sof_control *scontrol,
+ const unsigned int __user *binary_data,
+ unsigned int size, bool from_dsp)
+{
+ struct snd_ctl_tlv __user *tlvd = (struct snd_ctl_tlv __user *)binary_data;
+ struct sof_ipc4_control_data *cdata = scontrol->ipc_control_data;
+ struct snd_soc_component *scomp = scontrol->scomp;
+ struct sof_abi_hdr *data = cdata->data;
+ struct snd_ctl_tlv header;
+ size_t data_size;
+
+ /*
+ * Decrement the limit by ext bytes header size to ensure the user space
+ * buffer is not exceeded.
+ */
+ if (size < sizeof(struct snd_ctl_tlv))
+ return -ENOSPC;
+
+ size -= sizeof(struct snd_ctl_tlv);
+
+ /* get all the component data from DSP */
+ if (from_dsp) {
+ struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
+ int ret = sof_ipc4_set_get_bytes_data(sdev, scontrol, false, true);
+
+ if (ret < 0)
+ return ret;
+
+ /* Set the ABI magic (if the control is not initialized) */
+ data->magic = SOF_IPC4_ABI_MAGIC;
+ }
+
+ if (data->size > scontrol->max_size - sizeof(*data)) {
+ dev_err_ratelimited(scomp->dev,
+ "%u bytes of control data is invalid, max is %zu\n",
+ data->size, scontrol->max_size - sizeof(*data));
+ return -EINVAL;
+ }
+
+ data_size = data->size + sizeof(struct sof_abi_hdr);
+
+ /* make sure we don't exceed size provided by user space for data */
+ if (data_size > size)
+ return -ENOSPC;
+
+ /* Set header id and length */
+ header.numid = SOF_CTRL_CMD_BINARY;
+ header.length = data_size;
+
+ if (copy_to_user(tlvd, &header, sizeof(struct snd_ctl_tlv)))
+ return -EFAULT;
+
+ if (copy_to_user(tlvd->tlv, data, data_size))
+ return -EFAULT;
+
+ return 0;
+}
+
+static int sof_ipc4_bytes_ext_get(struct snd_sof_control *scontrol,
+ const unsigned int __user *binary_data,
+ unsigned int size)
+{
+ return _sof_ipc4_bytes_ext_get(scontrol, binary_data, size, false);
+}
+
+static int sof_ipc4_bytes_ext_volatile_get(struct snd_sof_control *scontrol,
+ const unsigned int __user *binary_data,
+ unsigned int size)
+{
+ return _sof_ipc4_bytes_ext_get(scontrol, binary_data, size, true);
+}
+
+static int
+sof_ipc4_volsw_setup(struct snd_sof_dev *sdev, struct snd_sof_widget *swidget,
+ struct snd_sof_control *scontrol)
+{
+ if (scontrol->max == 1)
+ return sof_ipc4_set_generic_control_data(sdev, swidget, scontrol, false);
+
+ return sof_ipc4_set_volume_data(sdev, swidget, scontrol, false);
+}
+
+#define PARAM_ID_FROM_EXTENSION(_ext) (((_ext) & SOF_IPC4_MOD_EXT_MSG_PARAM_ID_MASK) \
+ >> SOF_IPC4_MOD_EXT_MSG_PARAM_ID_SHIFT)
+
+static void sof_ipc4_control_update(struct snd_sof_dev *sdev, void *ipc_message)
+{
+ struct sof_ipc4_msg *ipc4_msg = ipc_message;
+ struct sof_ipc4_notify_module_data *ndata = ipc4_msg->data_ptr;
+ struct sof_ipc4_control_msg_payload *msg_data;
+ struct sof_ipc4_control_data *cdata;
+ struct snd_soc_dapm_widget *widget;
+ struct snd_sof_control *scontrol;
+ struct snd_sof_widget *swidget;
+ struct snd_kcontrol *kc = NULL;
+ bool scontrol_found = false;
+ u32 event_param_id;
+ int i, type;
+
+ if (ndata->event_data_size < sizeof(*msg_data)) {
+ dev_err(sdev->dev,
+ "%s: Invalid event data size for module %u.%u: %u\n",
+ __func__, ndata->module_id, ndata->instance_id,
+ ndata->event_data_size);
+ return;
+ }
+
+ event_param_id = ndata->event_id & SOF_IPC4_NOTIFY_MODULE_EVENTID_ALSA_PARAMID_MASK;
+ switch (event_param_id) {
+ case SOF_IPC4_SWITCH_CONTROL_PARAM_ID:
+ type = SND_SOC_TPLG_TYPE_MIXER;
+ break;
+ case SOF_IPC4_ENUM_CONTROL_PARAM_ID:
+ type = SND_SOC_TPLG_TYPE_ENUM;
+ break;
+ default:
+ dev_err(sdev->dev,
+ "%s: Invalid control type for module %u.%u: %u\n",
+ __func__, ndata->module_id, ndata->instance_id,
+ event_param_id);
+ return;
+ }
+
+ /* Find the swidget based on ndata->module_id and ndata->instance_id */
+ swidget = sof_ipc4_find_swidget_by_ids(sdev, ndata->module_id,
+ ndata->instance_id);
+ if (!swidget) {
+ dev_err(sdev->dev, "%s: Failed to find widget for module %u.%u\n",
+ __func__, ndata->module_id, ndata->instance_id);
+ return;
+ }
+
+ /* Find the scontrol which is the source of the notification */
+ msg_data = (struct sof_ipc4_control_msg_payload *)ndata->event_data;
+ list_for_each_entry(scontrol, &sdev->kcontrol_list, list) {
+ if (scontrol->comp_id == swidget->comp_id) {
+ u32 local_param_id;
+
+ cdata = scontrol->ipc_control_data;
+ /*
+ * The scontrol's param_id is stored in the IPC message
+ * template's extension
+ */
+ local_param_id = PARAM_ID_FROM_EXTENSION(cdata->msg.extension);
+ if (local_param_id == event_param_id &&
+ msg_data->id == cdata->index) {
+ scontrol_found = true;
+ break;
+ }
+ }
+ }
+
+ if (!scontrol_found) {
+ dev_err(sdev->dev,
+ "%s: Failed to find control on widget %s: %u:%u\n",
+ __func__, swidget->widget->name, ndata->event_id & 0xffff,
+ msg_data->id);
+ return;
+ }
+
+ if (msg_data->num_elems) {
+ /*
+ * The message includes the updated value/data, update the
+ * control's local cache using the received notification
+ */
+ for (i = 0; i < msg_data->num_elems; i++) {
+ u32 channel = msg_data->chanv[i].channel;
+
+ if (channel >= scontrol->num_channels) {
+ dev_warn(sdev->dev,
+ "Invalid channel index for %s: %u\n",
+ scontrol->name, i);
+
+ /*
+ * Mark the scontrol as dirty to force a refresh
+ * on next read
+ */
+ scontrol->comp_data_dirty = true;
+ break;
+ }
+
+ cdata->chanv[channel].value = msg_data->chanv[i].value;
+ }
+ } else {
+ /*
+ * Mark the scontrol as dirty because the value/data is changed
+ * in firmware, forcing a refresh on next read access
+ */
+ scontrol->comp_data_dirty = true;
+ }
+
+ /*
+ * Look up the ALSA kcontrol of the scontrol to be able to send a
+ * notification to user space
+ */
+ widget = swidget->widget;
+ for (i = 0; i < widget->num_kcontrols; i++) {
+ /* skip non matching types or non matching indexes within type */
+ if (widget->dobj.widget.kcontrol_type[i] == type &&
+ widget->kcontrol_news[i].index == cdata->index) {
+ kc = widget->kcontrols[i];
+ break;
+ }
+ }
+
+ if (!kc)
+ return;
+
+ snd_ctl_notify_one(swidget->scomp->card->snd_card,
+ SNDRV_CTL_EVENT_MASK_VALUE, kc, 0);
+}
+
/* set up all controls for the widget */
static int sof_ipc4_widget_kcontrol_setup(struct snd_sof_dev *sdev, struct snd_sof_widget *swidget)
{
struct snd_sof_control *scontrol;
- int ret;
+ int ret = 0;
- list_for_each_entry(scontrol, &sdev->kcontrol_list, list)
+ list_for_each_entry(scontrol, &sdev->kcontrol_list, list) {
if (scontrol->comp_id == swidget->comp_id) {
- ret = sof_ipc4_set_volume_data(sdev, swidget, 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:
+ ret = sof_ipc4_volsw_setup(sdev, swidget, scontrol);
+ break;
+ case SND_SOC_TPLG_CTL_BYTES:
+ ret = sof_ipc4_set_get_bytes_data(sdev, scontrol,
+ true, false);
+ break;
+ case SND_SOC_TPLG_CTL_ENUM:
+ case SND_SOC_TPLG_CTL_ENUM_VALUE:
+ ret = sof_ipc4_set_generic_control_data(sdev, swidget,
+ scontrol, false);
+ break;
+ default:
+ break;
+ }
+
if (ret < 0) {
- dev_err(sdev->dev, "%s: kcontrol %d set up failed for widget %s\n",
- __func__, scontrol->comp_id, swidget->widget->name);
+ dev_err(sdev->dev,
+ "kcontrol %d set up failed for widget %s\n",
+ scontrol->comp_id, swidget->widget->name);
return ret;
}
}
+ }
return 0;
}
@@ -211,6 +852,16 @@ sof_ipc4_set_up_volume_table(struct snd_sof_control *scontrol, int tlv[SOF_TLV_I
const struct sof_ipc_tplg_control_ops tplg_ipc4_control_ops = {
.volume_put = sof_ipc4_volume_put,
.volume_get = sof_ipc4_volume_get,
+ .switch_put = sof_ipc4_switch_put,
+ .switch_get = sof_ipc4_switch_get,
+ .enum_put = sof_ipc4_enum_put,
+ .enum_get = sof_ipc4_enum_get,
+ .bytes_put = sof_ipc4_bytes_put,
+ .bytes_get = sof_ipc4_bytes_get,
+ .bytes_ext_put = sof_ipc4_bytes_ext_put,
+ .bytes_ext_get = sof_ipc4_bytes_ext_get,
+ .bytes_ext_volatile_get = sof_ipc4_bytes_ext_volatile_get,
+ .update = sof_ipc4_control_update,
.widget_kcontrol_setup = sof_ipc4_widget_kcontrol_setup,
.set_up_volume_table = sof_ipc4_set_up_volume_table,
};
generated by cgit (git 2.34.1) at 2025-12-25 12:13:23 +0000