diff options
Diffstat (limited to 'sound/soc/sof/control.c')
| -rw-r--r-- | sound/soc/sof/control.c | 221 |
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; +} |