546 lines
14 KiB
C
546 lines
14 KiB
C
// SPDX-License-Identifier: GPL-2.0
|
|
//
|
|
// soc-component.c
|
|
//
|
|
// Copyright (C) 2019 Renesas Electronics Corp.
|
|
// Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
|
|
//
|
|
#include <linux/module.h>
|
|
#include <sound/soc.h>
|
|
|
|
/**
|
|
* snd_soc_component_set_sysclk - configure COMPONENT system or master clock.
|
|
* @component: COMPONENT
|
|
* @clk_id: DAI specific clock ID
|
|
* @source: Source for the clock
|
|
* @freq: new clock frequency in Hz
|
|
* @dir: new clock direction - input/output.
|
|
*
|
|
* Configures the CODEC master (MCLK) or system (SYSCLK) clocking.
|
|
*/
|
|
int snd_soc_component_set_sysclk(struct snd_soc_component *component,
|
|
int clk_id, int source, unsigned int freq,
|
|
int dir)
|
|
{
|
|
if (component->driver->set_sysclk)
|
|
return component->driver->set_sysclk(component, clk_id, source,
|
|
freq, dir);
|
|
|
|
return -ENOTSUPP;
|
|
}
|
|
EXPORT_SYMBOL_GPL(snd_soc_component_set_sysclk);
|
|
|
|
/*
|
|
* snd_soc_component_set_pll - configure component PLL.
|
|
* @component: COMPONENT
|
|
* @pll_id: DAI specific PLL ID
|
|
* @source: DAI specific source for the PLL
|
|
* @freq_in: PLL input clock frequency in Hz
|
|
* @freq_out: requested PLL output clock frequency in Hz
|
|
*
|
|
* Configures and enables PLL to generate output clock based on input clock.
|
|
*/
|
|
int snd_soc_component_set_pll(struct snd_soc_component *component, int pll_id,
|
|
int source, unsigned int freq_in,
|
|
unsigned int freq_out)
|
|
{
|
|
if (component->driver->set_pll)
|
|
return component->driver->set_pll(component, pll_id, source,
|
|
freq_in, freq_out);
|
|
|
|
return -EINVAL;
|
|
}
|
|
EXPORT_SYMBOL_GPL(snd_soc_component_set_pll);
|
|
|
|
void snd_soc_component_seq_notifier(struct snd_soc_component *component,
|
|
enum snd_soc_dapm_type type, int subseq)
|
|
{
|
|
if (component->driver->seq_notifier)
|
|
component->driver->seq_notifier(component, type, subseq);
|
|
}
|
|
|
|
int snd_soc_component_stream_event(struct snd_soc_component *component,
|
|
int event)
|
|
{
|
|
if (component->driver->stream_event)
|
|
return component->driver->stream_event(component, event);
|
|
|
|
return 0;
|
|
}
|
|
|
|
int snd_soc_component_set_bias_level(struct snd_soc_component *component,
|
|
enum snd_soc_bias_level level)
|
|
{
|
|
if (component->driver->set_bias_level)
|
|
return component->driver->set_bias_level(component, level);
|
|
|
|
return 0;
|
|
}
|
|
|
|
int snd_soc_component_enable_pin(struct snd_soc_component *component,
|
|
const char *pin)
|
|
{
|
|
struct snd_soc_dapm_context *dapm =
|
|
snd_soc_component_get_dapm(component);
|
|
char *full_name;
|
|
int ret;
|
|
|
|
if (!component->name_prefix)
|
|
return snd_soc_dapm_enable_pin(dapm, pin);
|
|
|
|
full_name = kasprintf(GFP_KERNEL, "%s %s", component->name_prefix, pin);
|
|
if (!full_name)
|
|
return -ENOMEM;
|
|
|
|
ret = snd_soc_dapm_enable_pin(dapm, full_name);
|
|
kfree(full_name);
|
|
|
|
return ret;
|
|
}
|
|
EXPORT_SYMBOL_GPL(snd_soc_component_enable_pin);
|
|
|
|
int snd_soc_component_enable_pin_unlocked(struct snd_soc_component *component,
|
|
const char *pin)
|
|
{
|
|
struct snd_soc_dapm_context *dapm =
|
|
snd_soc_component_get_dapm(component);
|
|
char *full_name;
|
|
int ret;
|
|
|
|
if (!component->name_prefix)
|
|
return snd_soc_dapm_enable_pin_unlocked(dapm, pin);
|
|
|
|
full_name = kasprintf(GFP_KERNEL, "%s %s", component->name_prefix, pin);
|
|
if (!full_name)
|
|
return -ENOMEM;
|
|
|
|
ret = snd_soc_dapm_enable_pin_unlocked(dapm, full_name);
|
|
kfree(full_name);
|
|
|
|
return ret;
|
|
}
|
|
EXPORT_SYMBOL_GPL(snd_soc_component_enable_pin_unlocked);
|
|
|
|
int snd_soc_component_disable_pin(struct snd_soc_component *component,
|
|
const char *pin)
|
|
{
|
|
struct snd_soc_dapm_context *dapm =
|
|
snd_soc_component_get_dapm(component);
|
|
char *full_name;
|
|
int ret;
|
|
|
|
if (!component->name_prefix)
|
|
return snd_soc_dapm_disable_pin(dapm, pin);
|
|
|
|
full_name = kasprintf(GFP_KERNEL, "%s %s", component->name_prefix, pin);
|
|
if (!full_name)
|
|
return -ENOMEM;
|
|
|
|
ret = snd_soc_dapm_disable_pin(dapm, full_name);
|
|
kfree(full_name);
|
|
|
|
return ret;
|
|
}
|
|
EXPORT_SYMBOL_GPL(snd_soc_component_disable_pin);
|
|
|
|
int snd_soc_component_disable_pin_unlocked(struct snd_soc_component *component,
|
|
const char *pin)
|
|
{
|
|
struct snd_soc_dapm_context *dapm =
|
|
snd_soc_component_get_dapm(component);
|
|
char *full_name;
|
|
int ret;
|
|
|
|
if (!component->name_prefix)
|
|
return snd_soc_dapm_disable_pin_unlocked(dapm, pin);
|
|
|
|
full_name = kasprintf(GFP_KERNEL, "%s %s", component->name_prefix, pin);
|
|
if (!full_name)
|
|
return -ENOMEM;
|
|
|
|
ret = snd_soc_dapm_disable_pin_unlocked(dapm, full_name);
|
|
kfree(full_name);
|
|
|
|
return ret;
|
|
}
|
|
EXPORT_SYMBOL_GPL(snd_soc_component_disable_pin_unlocked);
|
|
|
|
int snd_soc_component_nc_pin(struct snd_soc_component *component,
|
|
const char *pin)
|
|
{
|
|
struct snd_soc_dapm_context *dapm =
|
|
snd_soc_component_get_dapm(component);
|
|
char *full_name;
|
|
int ret;
|
|
|
|
if (!component->name_prefix)
|
|
return snd_soc_dapm_nc_pin(dapm, pin);
|
|
|
|
full_name = kasprintf(GFP_KERNEL, "%s %s", component->name_prefix, pin);
|
|
if (!full_name)
|
|
return -ENOMEM;
|
|
|
|
ret = snd_soc_dapm_nc_pin(dapm, full_name);
|
|
kfree(full_name);
|
|
|
|
return ret;
|
|
}
|
|
EXPORT_SYMBOL_GPL(snd_soc_component_nc_pin);
|
|
|
|
int snd_soc_component_nc_pin_unlocked(struct snd_soc_component *component,
|
|
const char *pin)
|
|
{
|
|
struct snd_soc_dapm_context *dapm =
|
|
snd_soc_component_get_dapm(component);
|
|
char *full_name;
|
|
int ret;
|
|
|
|
if (!component->name_prefix)
|
|
return snd_soc_dapm_nc_pin_unlocked(dapm, pin);
|
|
|
|
full_name = kasprintf(GFP_KERNEL, "%s %s", component->name_prefix, pin);
|
|
if (!full_name)
|
|
return -ENOMEM;
|
|
|
|
ret = snd_soc_dapm_nc_pin_unlocked(dapm, full_name);
|
|
kfree(full_name);
|
|
|
|
return ret;
|
|
}
|
|
EXPORT_SYMBOL_GPL(snd_soc_component_nc_pin_unlocked);
|
|
|
|
int snd_soc_component_get_pin_status(struct snd_soc_component *component,
|
|
const char *pin)
|
|
{
|
|
struct snd_soc_dapm_context *dapm =
|
|
snd_soc_component_get_dapm(component);
|
|
char *full_name;
|
|
int ret;
|
|
|
|
if (!component->name_prefix)
|
|
return snd_soc_dapm_get_pin_status(dapm, pin);
|
|
|
|
full_name = kasprintf(GFP_KERNEL, "%s %s", component->name_prefix, pin);
|
|
if (!full_name)
|
|
return -ENOMEM;
|
|
|
|
ret = snd_soc_dapm_get_pin_status(dapm, full_name);
|
|
kfree(full_name);
|
|
|
|
return ret;
|
|
}
|
|
EXPORT_SYMBOL_GPL(snd_soc_component_get_pin_status);
|
|
|
|
int snd_soc_component_force_enable_pin(struct snd_soc_component *component,
|
|
const char *pin)
|
|
{
|
|
struct snd_soc_dapm_context *dapm =
|
|
snd_soc_component_get_dapm(component);
|
|
char *full_name;
|
|
int ret;
|
|
|
|
if (!component->name_prefix)
|
|
return snd_soc_dapm_force_enable_pin(dapm, pin);
|
|
|
|
full_name = kasprintf(GFP_KERNEL, "%s %s", component->name_prefix, pin);
|
|
if (!full_name)
|
|
return -ENOMEM;
|
|
|
|
ret = snd_soc_dapm_force_enable_pin(dapm, full_name);
|
|
kfree(full_name);
|
|
|
|
return ret;
|
|
}
|
|
EXPORT_SYMBOL_GPL(snd_soc_component_force_enable_pin);
|
|
|
|
int snd_soc_component_force_enable_pin_unlocked(
|
|
struct snd_soc_component *component,
|
|
const char *pin)
|
|
{
|
|
struct snd_soc_dapm_context *dapm =
|
|
snd_soc_component_get_dapm(component);
|
|
char *full_name;
|
|
int ret;
|
|
|
|
if (!component->name_prefix)
|
|
return snd_soc_dapm_force_enable_pin_unlocked(dapm, pin);
|
|
|
|
full_name = kasprintf(GFP_KERNEL, "%s %s", component->name_prefix, pin);
|
|
if (!full_name)
|
|
return -ENOMEM;
|
|
|
|
ret = snd_soc_dapm_force_enable_pin_unlocked(dapm, full_name);
|
|
kfree(full_name);
|
|
|
|
return ret;
|
|
}
|
|
EXPORT_SYMBOL_GPL(snd_soc_component_force_enable_pin_unlocked);
|
|
|
|
/**
|
|
* snd_soc_component_set_jack - configure component jack.
|
|
* @component: COMPONENTs
|
|
* @jack: structure to use for the jack
|
|
* @data: can be used if codec driver need extra data for configuring jack
|
|
*
|
|
* Configures and enables jack detection function.
|
|
*/
|
|
int snd_soc_component_set_jack(struct snd_soc_component *component,
|
|
struct snd_soc_jack *jack, void *data)
|
|
{
|
|
if (component->driver->set_jack)
|
|
return component->driver->set_jack(component, jack, data);
|
|
|
|
return -ENOTSUPP;
|
|
}
|
|
EXPORT_SYMBOL_GPL(snd_soc_component_set_jack);
|
|
|
|
int snd_soc_component_module_get(struct snd_soc_component *component,
|
|
int upon_open)
|
|
{
|
|
if (component->driver->module_get_upon_open == !!upon_open &&
|
|
!try_module_get(component->dev->driver->owner))
|
|
return -ENODEV;
|
|
|
|
return 0;
|
|
}
|
|
|
|
void snd_soc_component_module_put(struct snd_soc_component *component,
|
|
int upon_open)
|
|
{
|
|
if (component->driver->module_get_upon_open == !!upon_open)
|
|
module_put(component->dev->driver->owner);
|
|
}
|
|
|
|
int snd_soc_component_open(struct snd_soc_component *component,
|
|
struct snd_pcm_substream *substream)
|
|
{
|
|
if (component->driver->open)
|
|
return component->driver->open(component, substream);
|
|
return 0;
|
|
}
|
|
|
|
int snd_soc_component_close(struct snd_soc_component *component,
|
|
struct snd_pcm_substream *substream)
|
|
{
|
|
if (component->driver->close)
|
|
return component->driver->close(component, substream);
|
|
return 0;
|
|
}
|
|
|
|
int snd_soc_component_prepare(struct snd_soc_component *component,
|
|
struct snd_pcm_substream *substream)
|
|
{
|
|
if (component->driver->prepare)
|
|
return component->driver->prepare(component, substream);
|
|
return 0;
|
|
}
|
|
|
|
int snd_soc_component_hw_params(struct snd_soc_component *component,
|
|
struct snd_pcm_substream *substream,
|
|
struct snd_pcm_hw_params *params)
|
|
{
|
|
if (component->driver->hw_params)
|
|
return component->driver->hw_params(component,
|
|
substream, params);
|
|
return 0;
|
|
}
|
|
|
|
int snd_soc_component_hw_free(struct snd_soc_component *component,
|
|
struct snd_pcm_substream *substream)
|
|
{
|
|
if (component->driver->hw_free)
|
|
return component->driver->hw_free(component, substream);
|
|
return 0;
|
|
}
|
|
|
|
int snd_soc_component_trigger(struct snd_soc_component *component,
|
|
struct snd_pcm_substream *substream,
|
|
int cmd)
|
|
{
|
|
if (component->driver->trigger)
|
|
return component->driver->trigger(component, substream, cmd);
|
|
return 0;
|
|
}
|
|
|
|
void snd_soc_component_suspend(struct snd_soc_component *component)
|
|
{
|
|
if (component->driver->suspend)
|
|
component->driver->suspend(component);
|
|
component->suspended = 1;
|
|
}
|
|
|
|
void snd_soc_component_resume(struct snd_soc_component *component)
|
|
{
|
|
if (component->driver->resume)
|
|
component->driver->resume(component);
|
|
component->suspended = 0;
|
|
}
|
|
|
|
int snd_soc_component_is_suspended(struct snd_soc_component *component)
|
|
{
|
|
return component->suspended;
|
|
}
|
|
|
|
int snd_soc_component_probe(struct snd_soc_component *component)
|
|
{
|
|
if (component->driver->probe)
|
|
return component->driver->probe(component);
|
|
|
|
return 0;
|
|
}
|
|
|
|
void snd_soc_component_remove(struct snd_soc_component *component)
|
|
{
|
|
if (component->driver->remove)
|
|
component->driver->remove(component);
|
|
}
|
|
|
|
int snd_soc_component_of_xlate_dai_id(struct snd_soc_component *component,
|
|
struct device_node *ep)
|
|
{
|
|
if (component->driver->of_xlate_dai_id)
|
|
return component->driver->of_xlate_dai_id(component, ep);
|
|
|
|
return -ENOTSUPP;
|
|
}
|
|
|
|
int snd_soc_component_of_xlate_dai_name(struct snd_soc_component *component,
|
|
struct of_phandle_args *args,
|
|
const char **dai_name)
|
|
{
|
|
if (component->driver->of_xlate_dai_name)
|
|
return component->driver->of_xlate_dai_name(component,
|
|
args, dai_name);
|
|
return -ENOTSUPP;
|
|
}
|
|
|
|
int snd_soc_pcm_component_pointer(struct snd_pcm_substream *substream)
|
|
{
|
|
struct snd_soc_pcm_runtime *rtd = substream->private_data;
|
|
struct snd_soc_component *component;
|
|
struct snd_soc_rtdcom_list *rtdcom;
|
|
|
|
/* FIXME: use 1st pointer */
|
|
for_each_rtd_components(rtd, rtdcom, component)
|
|
if (component->driver->pointer)
|
|
return component->driver->pointer(component, substream);
|
|
|
|
return 0;
|
|
}
|
|
|
|
int snd_soc_pcm_component_ioctl(struct snd_pcm_substream *substream,
|
|
unsigned int cmd, void *arg)
|
|
{
|
|
struct snd_soc_pcm_runtime *rtd = substream->private_data;
|
|
struct snd_soc_component *component;
|
|
struct snd_soc_rtdcom_list *rtdcom;
|
|
|
|
/* FIXME: use 1st ioctl */
|
|
for_each_rtd_components(rtd, rtdcom, component)
|
|
if (component->driver->ioctl)
|
|
return component->driver->ioctl(component, substream,
|
|
cmd, arg);
|
|
|
|
return snd_pcm_lib_ioctl(substream, cmd, arg);
|
|
}
|
|
|
|
int snd_soc_pcm_component_sync_stop(struct snd_pcm_substream *substream)
|
|
{
|
|
struct snd_soc_pcm_runtime *rtd = substream->private_data;
|
|
struct snd_soc_component *component;
|
|
struct snd_soc_rtdcom_list *rtdcom;
|
|
int ret;
|
|
|
|
for_each_rtd_components(rtd, rtdcom, component) {
|
|
if (component->driver->ioctl) {
|
|
ret = component->driver->sync_stop(component,
|
|
substream);
|
|
if (ret < 0)
|
|
return ret;
|
|
}
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
int snd_soc_pcm_component_copy_user(struct snd_pcm_substream *substream,
|
|
int channel, unsigned long pos,
|
|
void __user *buf, unsigned long bytes)
|
|
{
|
|
struct snd_soc_pcm_runtime *rtd = substream->private_data;
|
|
struct snd_soc_rtdcom_list *rtdcom;
|
|
struct snd_soc_component *component;
|
|
|
|
/* FIXME. it returns 1st copy now */
|
|
for_each_rtd_components(rtd, rtdcom, component)
|
|
if (component->driver->copy_user)
|
|
return component->driver->copy_user(
|
|
component, substream, channel, pos, buf, bytes);
|
|
|
|
return -EINVAL;
|
|
}
|
|
|
|
struct page *snd_soc_pcm_component_page(struct snd_pcm_substream *substream,
|
|
unsigned long offset)
|
|
{
|
|
struct snd_soc_pcm_runtime *rtd = substream->private_data;
|
|
struct snd_soc_rtdcom_list *rtdcom;
|
|
struct snd_soc_component *component;
|
|
struct page *page;
|
|
|
|
/* FIXME. it returns 1st page now */
|
|
for_each_rtd_components(rtd, rtdcom, component) {
|
|
if (component->driver->page) {
|
|
page = component->driver->page(component,
|
|
substream, offset);
|
|
if (page)
|
|
return page;
|
|
}
|
|
}
|
|
|
|
return NULL;
|
|
}
|
|
|
|
int snd_soc_pcm_component_mmap(struct snd_pcm_substream *substream,
|
|
struct vm_area_struct *vma)
|
|
{
|
|
struct snd_soc_pcm_runtime *rtd = substream->private_data;
|
|
struct snd_soc_rtdcom_list *rtdcom;
|
|
struct snd_soc_component *component;
|
|
|
|
/* FIXME. it returns 1st mmap now */
|
|
for_each_rtd_components(rtd, rtdcom, component)
|
|
if (component->driver->mmap)
|
|
return component->driver->mmap(component,
|
|
substream, vma);
|
|
|
|
return -EINVAL;
|
|
}
|
|
|
|
int snd_soc_pcm_component_new(struct snd_soc_pcm_runtime *rtd)
|
|
{
|
|
struct snd_soc_rtdcom_list *rtdcom;
|
|
struct snd_soc_component *component;
|
|
int ret;
|
|
|
|
for_each_rtd_components(rtd, rtdcom, component) {
|
|
if (component->driver->pcm_construct) {
|
|
ret = component->driver->pcm_construct(component, rtd);
|
|
if (ret < 0)
|
|
return ret;
|
|
}
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
void snd_soc_pcm_component_free(struct snd_soc_pcm_runtime *rtd)
|
|
{
|
|
struct snd_soc_rtdcom_list *rtdcom;
|
|
struct snd_soc_component *component;
|
|
|
|
for_each_rtd_components(rtd, rtdcom, component)
|
|
if (component->driver->pcm_destruct)
|
|
component->driver->pcm_destruct(component, rtd->pcm);
|
|
}
|