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ASoC: Intel: avs: Data probing soc-component

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Define stub component for data probing. Stub as most operations from
standard PCM case do not apply here. Specific bits are CPU DAIs and
compress_ops. FE DAIs can link against these new CPU DAI to create new
compress devices.

Signed-off-by: Cezary Rojewski <cezary.rojewski@intel.com>
Link: https://lore.kernel.org/r/20221202152841.672536-12-cezary.rojewski@intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Cezary Rojewski 2022-12-02 16:28:36 +01:00 committed by Mark Brown
parent 700462f554
commit ed914a2a45
No known key found for this signature in database
GPG Key ID: 24D68B725D5487D0
3 changed files with 64 additions and 5 deletions
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10
sound/soc/intel/avs/avs.h
View File

@ -322,6 +322,9 @@ struct avs_soc_component {
extern const struct snd_soc_dai_ops avs_dai_fe_ops;
int avs_soc_component_register(struct device *dev, const char *name,
const struct snd_soc_component_driver *drv,
struct snd_soc_dai_driver *cpu_dais, int num_cpu_dais);
int avs_dmic_platform_register(struct avs_dev *adev, const char *name);
int avs_i2s_platform_register(struct avs_dev *adev, const char *name, unsigned long port_mask,
unsigned long *tdms);
@ -373,6 +376,8 @@ struct apl_log_buffer_layout {
bool avs_logging_fw(struct avs_dev *adev);
void avs_dump_fw_log(struct avs_dev *adev, const void __iomem *src, unsigned int len);
void avs_dump_fw_log_wakeup(struct avs_dev *adev, const void __iomem *src, unsigned int len);
int avs_probe_platform_register(struct avs_dev *adev, const char *name);
#else
#define AVS_SET_ENABLE_LOGS_OP(name)
@ -389,6 +394,11 @@ static inline void
avs_dump_fw_log_wakeup(struct avs_dev *adev, const void __iomem *src, unsigned int len)
{
}
static inline int avs_probe_platform_register(struct avs_dev *adev, const char *name)
{
return 0;
}
#endif
#endif /* __SOUND_SOC_INTEL_AVS_H */

6
sound/soc/intel/avs/pcm.c
View File

@ -1126,9 +1126,9 @@ static const struct snd_soc_component_driver avs_component_driver = {
.topology_name_prefix = "intel/avs",
};
static int avs_soc_component_register(struct device *dev, const char *name,
const struct snd_soc_component_driver *drv,
struct snd_soc_dai_driver *cpu_dais, int num_cpu_dais)
int avs_soc_component_register(struct device *dev, const char *name,
const struct snd_soc_component_driver *drv,
struct snd_soc_dai_driver *cpu_dais, int num_cpu_dais)
{
struct avs_soc_component *acomp;
int ret;

53
sound/soc/intel/avs/probes.c
View File

@ -249,7 +249,6 @@ static int avs_probe_compr_copy(struct snd_soc_component *comp, struct snd_compr
return count;
}
__maybe_unused
static const struct snd_soc_cdai_ops avs_probe_dai_ops = {
.startup = avs_probe_compr_open,
.shutdown = avs_probe_compr_free,
@ -258,7 +257,57 @@ static const struct snd_soc_cdai_ops avs_probe_dai_ops = {
.pointer = avs_probe_compr_pointer,
};
__maybe_unused
static const struct snd_compress_ops avs_probe_compress_ops = {
.copy = avs_probe_compr_copy,
};
static struct snd_soc_dai_driver probe_cpu_dais[] = {
{
.name = "Probe Extraction CPU DAI",
.compress_new = snd_soc_new_compress,
.cops = &avs_probe_dai_ops,
.capture = {
.stream_name = "Probe Extraction",
.channels_min = 1,
.channels_max = 8,
.rates = SNDRV_PCM_RATE_48000,
.rate_min = 48000,
.rate_max = 48000,
},
},
};
static int avs_probe_component_probe(struct snd_soc_component *component)
{
struct avs_soc_component *acomp = to_avs_soc_component(component);
struct avs_dev *adev = to_avs_dev(component->dev);
mutex_lock(&adev->comp_list_mutex);
list_add_tail(&acomp->node, &adev->comp_list);
mutex_unlock(&adev->comp_list_mutex);
return 0;
}
static void avs_probe_component_remove(struct snd_soc_component *component)
{
struct avs_soc_component *acomp = to_avs_soc_component(component);
struct avs_dev *adev = to_avs_dev(component->dev);
mutex_lock(&adev->comp_list_mutex);
list_del(&acomp->node);
mutex_unlock(&adev->comp_list_mutex);
}
static const struct snd_soc_component_driver avs_probe_component_driver = {
.name = "avs-probe-compr",
.probe = avs_probe_component_probe,
.remove = avs_probe_component_remove,
.compress_ops = &avs_probe_compress_ops,
.module_get_upon_open = 1, /* increment refcount when a stream is opened */
};
int avs_probe_platform_register(struct avs_dev *adev, const char *name)
{
return avs_soc_component_register(adev->dev, name, &avs_probe_component_driver,
probe_cpu_dais, ARRAY_SIZE(probe_cpu_dais));
}