sound/soc/codecs/pm4125.h

Source file repositories/reference/linux-study-clean/sound/soc/codecs/pm4125.h

File Facts

System
Linux kernel
Corpus path
sound/soc/codecs/pm4125.h
Extension
.h
Size
13142 bytes
Lines
294
Domain
Driver Families
Bucket
sound/soc
Inferred role
Driver Families: implementation source
Status
source implementation candidate

Why This File Exists

Repeatable hardware-adapter layer. Deep compatibility for every driver is out of scope; this atlas records patterns, probe lifecycles, bus glue, IRQ/DMA usage, and links back to core abstractions.

Dependency Surface

Detected Declarations

Annotated Snippet

struct pm4125_sdw_priv {
	struct sdw_slave *sdev;
	struct sdw_stream_config sconfig;
	struct sdw_stream_runtime *sruntime;
	struct sdw_port_config port_config[PM4125_MAX_SWR_PORTS];
	struct wcd_sdw_ch_info *ch_info;
	bool port_enable[PM4125_MAX_SWR_CH_IDS];
	unsigned int master_channel_map[SDW_MAX_PORTS];
	int active_ports;
	int num_ports;
	bool is_tx;
	struct pm4125_priv *pm4125;
	struct irq_domain *slave_irq;
	struct regmap *regmap;
};

#if IS_ENABLED(CONFIG_SND_SOC_PM4125_SDW)
int pm4125_sdw_free(struct pm4125_sdw_priv *pm4125, struct snd_pcm_substream *substream,
		    struct snd_soc_dai *dai);
int pm4125_sdw_set_sdw_stream(struct pm4125_sdw_priv *pm4125, struct snd_soc_dai *dai, void *stream,
			      int direction);
int pm4125_sdw_hw_params(struct pm4125_sdw_priv *pm4125, struct snd_pcm_substream *substream,
			 struct snd_pcm_hw_params *params, struct snd_soc_dai *dai);

#else
static inline int pm4125_sdw_free(struct pm4125_sdw_priv *pm4125,
				  struct snd_pcm_substream *substream, struct snd_soc_dai *dai)
{
	return -EOPNOTSUPP;
}

static inline int pm4125_sdw_set_sdw_stream(struct pm4125_sdw_priv *pm4125,
					    struct snd_soc_dai *dai, void *stream, int direction)
{
	return -EOPNOTSUPP;
}

static inline int pm4125_sdw_hw_params(struct pm4125_sdw_priv *pm4125,
				       struct snd_pcm_substream *substream,
				       struct snd_pcm_hw_params *params, struct snd_soc_dai *dai)
{
	return -EOPNOTSUPP;
}
#endif

enum {
	/* INTR_CTRL_INT_MASK_0 */
	PM4125_IRQ_MBHC_BUTTON_PRESS_DET = 0,
	PM4125_IRQ_MBHC_BUTTON_RELEASE_DET,
	PM4125_IRQ_MBHC_ELECT_INS_REM_DET,
	PM4125_IRQ_MBHC_ELECT_INS_REM_LEG_DET,
	PM4125_IRQ_MBHC_SW_DET,
	PM4125_IRQ_HPHR_OCP_INT,
	PM4125_IRQ_HPHR_CNP_INT,
	PM4125_IRQ_HPHL_OCP_INT,

	/* INTR_CTRL_INT_MASK_1 */
	PM4125_IRQ_HPHL_CNP_INT,
	PM4125_IRQ_EAR_CNP_INT,
	PM4125_IRQ_EAR_SCD_INT,
	PM4125_IRQ_AUX_CNP_INT,
	PM4125_IRQ_AUX_SCD_INT,
	PM4125_IRQ_HPHL_PDM_WD_INT,
	PM4125_IRQ_HPHR_PDM_WD_INT,
	PM4125_IRQ_AUX_PDM_WD_INT,

	/* INTR_CTRL_INT_MASK_2 */
	PM4125_IRQ_LDORT_SCD_INT,
	PM4125_IRQ_MBHC_MOISTURE_INT,
	PM4125_IRQ_HPHL_SURGE_DET_INT,
	PM4125_IRQ_HPHR_SURGE_DET_INT,
	PM4125_NUM_IRQS,
};

enum pm4125_tx_sdw_channels {
	PM4125_ADC1,
	PM4125_ADC2,
};

enum pm4125_rx_sdw_channels {
	PM4125_HPH_L,
	PM4125_HPH_R,
	PM4125_COMP_L,
	PM4125_COMP_R,
};

#endif /* _PM4125_REGISTERS_H */

Annotation

Implementation Notes