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authorCezary Rojewski <cezary.rojewski@intel.com>2020-07-31 16:41:46 +0200
committerMark Brown <broonie@kernel.org>2020-07-31 19:35:59 +0100
commitea029dd8d0124fcd5db1c7003e87a7bd4ddb3bad (patch)
treee9c1030e49fe0ce0ee4b3a591c8ffb8f1ced2e19 /sound/soc
parent7274d4cd8506bbff9bf2d7c2f73b2febff99abef (diff)
ASoC: core: Two step component registration
Modify snd_soc_add_component so it calls snd_soc_component_initialize no longer and thus providing true two-step registration. Drivers may choose to change component's fields before actually adding it to ASoC subsystem. Signed-off-by: Cezary Rojewski <cezary.rojewski@intel.com> Link: https://lore.kernel.org/r/20200731144146.6678-4-cezary.rojewski@intel.com Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound/soc')
-rw-r--r--sound/soc/soc-core.c27
-rw-r--r--sound/soc/soc-generic-dmaengine-pcm.c14
-rw-r--r--sound/soc/stm/stm32_adfsdm.c9
3 files changed, 29 insertions, 21 deletions
diff --git a/sound/soc/soc-core.c b/sound/soc/soc-core.c
index d8155402c5e1..fe23e936e2d1 100644
--- a/sound/soc/soc-core.c
+++ b/sound/soc/soc-core.c
@@ -2460,22 +2460,16 @@ int snd_soc_component_initialize(struct snd_soc_component *component,
}
EXPORT_SYMBOL_GPL(snd_soc_component_initialize);
-int snd_soc_add_component(struct device *dev,
- struct snd_soc_component *component,
- const struct snd_soc_component_driver *component_driver,
- struct snd_soc_dai_driver *dai_drv,
- int num_dai)
+int snd_soc_add_component(struct snd_soc_component *component,
+ struct snd_soc_dai_driver *dai_drv,
+ int num_dai)
{
int ret;
int i;
mutex_lock(&client_mutex);
- ret = snd_soc_component_initialize(component, component_driver, dev);
- if (ret)
- goto err_free;
-
- if (component_driver->endianness) {
+ if (component->driver->endianness) {
for (i = 0; i < num_dai; i++) {
convert_endianness_formats(&dai_drv[i].playback);
convert_endianness_formats(&dai_drv[i].capture);
@@ -2484,7 +2478,8 @@ int snd_soc_add_component(struct device *dev,
ret = snd_soc_register_dais(component, dai_drv, num_dai);
if (ret < 0) {
- dev_err(dev, "ASoC: Failed to register DAIs: %d\n", ret);
+ dev_err(component->dev, "ASoC: Failed to register DAIs: %d\n",
+ ret);
goto err_cleanup;
}
@@ -2502,7 +2497,7 @@ int snd_soc_add_component(struct device *dev,
err_cleanup:
if (ret < 0)
snd_soc_del_component_unlocked(component);
-err_free:
+
mutex_unlock(&client_mutex);
if (ret == 0)
@@ -2518,13 +2513,17 @@ int snd_soc_register_component(struct device *dev,
int num_dai)
{
struct snd_soc_component *component;
+ int ret;
component = devm_kzalloc(dev, sizeof(*component), GFP_KERNEL);
if (!component)
return -ENOMEM;
- return snd_soc_add_component(dev, component, component_driver,
- dai_drv, num_dai);
+ ret = snd_soc_component_initialize(component, component_driver, dev);
+ if (ret < 0)
+ return ret;
+
+ return snd_soc_add_component(component, dai_drv, num_dai);
}
EXPORT_SYMBOL_GPL(snd_soc_register_component);
diff --git a/sound/soc/soc-generic-dmaengine-pcm.c b/sound/soc/soc-generic-dmaengine-pcm.c
index d17b4bf1dbe3..fb95c1464e66 100644
--- a/sound/soc/soc-generic-dmaengine-pcm.c
+++ b/sound/soc/soc-generic-dmaengine-pcm.c
@@ -424,6 +424,7 @@ static void dmaengine_pcm_release_chan(struct dmaengine_pcm *pcm)
int snd_dmaengine_pcm_register(struct device *dev,
const struct snd_dmaengine_pcm_config *config, unsigned int flags)
{
+ const struct snd_soc_component_driver *driver;
struct dmaengine_pcm *pcm;
int ret;
@@ -442,12 +443,15 @@ int snd_dmaengine_pcm_register(struct device *dev,
goto err_free_dma;
if (config && config->process)
- ret = snd_soc_add_component(dev, &pcm->component,
- &dmaengine_pcm_component_process,
- NULL, 0);
+ driver = &dmaengine_pcm_component_process;
else
- ret = snd_soc_add_component(dev, &pcm->component,
- &dmaengine_pcm_component, NULL, 0);
+ driver = &dmaengine_pcm_component;
+
+ ret = snd_soc_component_initialize(&pcm->component, driver, dev);
+ if (ret)
+ goto err_free_dma;
+
+ ret = snd_soc_add_component(&pcm->component, NULL, 0);
if (ret)
goto err_free_dma;
diff --git a/sound/soc/stm/stm32_adfsdm.c b/sound/soc/stm/stm32_adfsdm.c
index c1433c20b08b..ec27c13af04f 100644
--- a/sound/soc/stm/stm32_adfsdm.c
+++ b/sound/soc/stm/stm32_adfsdm.c
@@ -344,12 +344,17 @@ static int stm32_adfsdm_probe(struct platform_device *pdev)
component = devm_kzalloc(&pdev->dev, sizeof(*component), GFP_KERNEL);
if (!component)
return -ENOMEM;
+
+ ret = snd_soc_component_initialize(component,
+ &stm32_adfsdm_soc_platform,
+ &pdev->dev);
+ if (ret < 0)
+ return ret;
#ifdef CONFIG_DEBUG_FS
component->debugfs_prefix = "pcm";
#endif
- ret = snd_soc_add_component(&pdev->dev, component,
- &stm32_adfsdm_soc_platform, NULL, 0);
+ ret = snd_soc_add_component(component, NULL, 0);
if (ret < 0)
dev_err(&pdev->dev, "%s: Failed to register PCM platform\n",
__func__);