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-rw-r--r--sound/soc/sof/control.c221
1 files changed, 221 insertions, 0 deletions
diff --git a/sound/soc/sof/control.c b/sound/soc/sof/control.c
new file mode 100644
index 000000000..e0e9efd25
--- /dev/null
+++ b/sound/soc/sof/control.c
@@ -0,0 +1,221 @@
+// SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause)
+//
+// 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) 2018 Intel Corporation. All rights reserved.
+//
+// Author: Liam Girdwood <liam.r.girdwood@linux.intel.com>
+//
+
+/* Mixer Controls */
+
+#include <linux/pm_runtime.h>
+#include <linux/leds.h>
+#include "sof-priv.h"
+#include "sof-audio.h"
+
+int snd_sof_volume_get(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ 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 snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
+ const struct sof_ipc_tplg_ops *tplg_ops = sdev->ipc->ops->tplg;
+
+ if (tplg_ops->control->volume_get)
+ return tplg_ops->control->volume_get(scontrol, ucontrol);
+
+ return 0;
+}
+
+int snd_sof_volume_put(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ 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 snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
+ const struct sof_ipc_tplg_ops *tplg_ops = sdev->ipc->ops->tplg;
+
+ if (tplg_ops->control->volume_put)
+ return tplg_ops->control->volume_put(scontrol, ucontrol);
+
+ return false;
+}
+
+int snd_sof_volume_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
+{
+ struct soc_mixer_control *sm = (struct soc_mixer_control *)kcontrol->private_value;
+ struct snd_sof_control *scontrol = sm->dobj.private;
+ unsigned int channels = scontrol->num_channels;
+ int platform_max;
+
+ if (!sm->platform_max)
+ sm->platform_max = sm->max;
+ platform_max = sm->platform_max;
+
+ if (platform_max == 1 && !strstr(kcontrol->id.name, " Volume"))
+ uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
+ else
+ uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
+
+ uinfo->count = channels;
+ uinfo->value.integer.min = 0;
+ uinfo->value.integer.max = platform_max - sm->min;
+ return 0;
+}
+
+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 snd_sof_control *scontrol = sm->dobj.private;
+ 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;
+
+ 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 snd_sof_control *scontrol = sm->dobj.private;
+ 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;
+
+ if (tplg_ops->control->switch_put)
+ return tplg_ops->control->switch_put(scontrol, ucontrol);
+
+ return false;
+}
+
+int snd_sof_enum_get(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct soc_enum *se = (struct soc_enum *)kcontrol->private_value;
+ struct snd_sof_control *scontrol = se->dobj.private;
+ 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;
+
+ if (tplg_ops->control->enum_get)
+ return tplg_ops->control->enum_get(scontrol, ucontrol);
+
+ return 0;
+}
+
+int snd_sof_enum_put(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct soc_enum *se = (struct soc_enum *)kcontrol->private_value;
+ struct snd_sof_control *scontrol = se->dobj.private;
+ 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;
+
+ if (tplg_ops->control->enum_put)
+ return tplg_ops->control->enum_put(scontrol, ucontrol);
+
+ return false;
+}
+
+int snd_sof_bytes_get(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct soc_bytes_ext *be = (struct soc_bytes_ext *)kcontrol->private_value;
+ struct snd_sof_control *scontrol = be->dobj.private;
+ 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;
+
+ if (tplg_ops->control->bytes_get)
+ return tplg_ops->control->bytes_get(scontrol, ucontrol);
+
+ return 0;
+}
+
+int snd_sof_bytes_put(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct soc_bytes_ext *be = (struct soc_bytes_ext *)kcontrol->private_value;
+ struct snd_sof_control *scontrol = be->dobj.private;
+ 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;
+
+ if (tplg_ops->control->bytes_put)
+ return tplg_ops->control->bytes_put(scontrol, ucontrol);
+
+ return 0;
+}
+
+int snd_sof_bytes_ext_put(struct snd_kcontrol *kcontrol,
+ const unsigned int __user *binary_data,
+ unsigned int size)
+{
+ struct soc_bytes_ext *be = (struct soc_bytes_ext *)kcontrol->private_value;
+ struct snd_sof_control *scontrol = be->dobj.private;
+ 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;
+
+ /* make sure we have at least a header */
+ if (size < sizeof(struct snd_ctl_tlv))
+ return -EINVAL;
+
+ if (tplg_ops->control->bytes_ext_put)
+ return tplg_ops->control->bytes_ext_put(scontrol, binary_data, size);
+
+ return 0;
+}
+
+int snd_sof_bytes_ext_volatile_get(struct snd_kcontrol *kcontrol, unsigned int __user *binary_data,
+ unsigned int size)
+{
+ struct soc_bytes_ext *be = (struct soc_bytes_ext *)kcontrol->private_value;
+ struct snd_sof_control *scontrol = be->dobj.private;
+ 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;
+ int ret, err;
+
+ ret = pm_runtime_resume_and_get(scomp->dev);
+ if (ret < 0 && ret != -EACCES) {
+ dev_err_ratelimited(scomp->dev, "%s: failed to resume %d\n", __func__, ret);
+ return ret;
+ }
+
+ if (tplg_ops->control->bytes_ext_volatile_get)
+ ret = tplg_ops->control->bytes_ext_volatile_get(scontrol, binary_data, size);
+
+ pm_runtime_mark_last_busy(scomp->dev);
+ err = pm_runtime_put_autosuspend(scomp->dev);
+ if (err < 0)
+ dev_err_ratelimited(scomp->dev, "%s: failed to idle %d\n", __func__, err);
+
+ return ret;
+}
+
+int snd_sof_bytes_ext_get(struct snd_kcontrol *kcontrol,
+ unsigned int __user *binary_data,
+ unsigned int size)
+{
+ struct soc_bytes_ext *be = (struct soc_bytes_ext *)kcontrol->private_value;
+ struct snd_sof_control *scontrol = be->dobj.private;
+ 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;
+
+ if (tplg_ops->control->bytes_ext_get)
+ return tplg_ops->control->bytes_ext_get(scontrol, binary_data, size);
+
+ return 0;
+}