sound/soc/qcom/qdsp6/q6asm.h

Source file repositories/reference/linux-study-clean/sound/soc/qcom/qdsp6/q6asm.h

File Facts

System
Linux kernel
Corpus path
sound/soc/qcom/qdsp6/q6asm.h
Extension
.h
Size
4836 bytes
Lines
153
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 q6asm_flac_cfg {
	u32 sample_rate;
	u32 ext_sample_rate;
	u32 min_frame_size;
	u32 max_frame_size;
	u16 stream_info_present;
	u16 min_blk_size;
	u16 max_blk_size;
	u16 ch_cfg;
	u16 sample_size;
	u16 md5_sum;
};

struct q6asm_wma_cfg {
	u32 fmtag;
	u32 num_channels;
	u32 sample_rate;
	u32 bytes_per_sec;
	u32 block_align;
	u32 bits_per_sample;
	u32 channel_mask;
	u32 enc_options;
	u32 adv_enc_options;
	u32 adv_enc_options2;
};

struct q6asm_alac_cfg {
	u32 frame_length;
	u8 compatible_version;
	u8 bit_depth;
	u8 pb;
	u8 mb;
	u8 kb;
	u8 num_channels;
	u16 max_run;
	u32 max_frame_bytes;
	u32 avg_bit_rate;
	u32 sample_rate;
	u32 channel_layout_tag;
};

struct q6asm_ape_cfg {
	u16 compatible_version;
	u16 compression_level;
	u32 format_flags;
	u32 blocks_per_frame;
	u32 final_frame_blocks;
	u32 total_frames;
	u16 bits_per_sample;
	u16 num_channels;
	u32 sample_rate;
	u32 seek_table_present;
};

typedef void (*q6asm_cb) (uint32_t opcode, uint32_t token,
			  void *payload, void *priv);
struct audio_client;
struct audio_client *q6asm_audio_client_alloc(struct device *dev,
					      q6asm_cb cb, void *priv,
					      int session_id, int perf_mode);
void q6asm_audio_client_free(struct audio_client *ac);
int q6asm_write_async(struct audio_client *ac, uint32_t stream_id, uint32_t len,
		      uint32_t msw_ts, uint32_t lsw_ts, uint32_t wflags);
int q6asm_open_write(struct audio_client *ac, uint32_t stream_id,
		     uint32_t format, u32 codec_profile,
		     uint16_t bits_per_sample, bool is_gapless);

int q6asm_open_read(struct audio_client *ac, uint32_t stream_id,
		    uint32_t format, uint16_t bits_per_sample);
int q6asm_enc_cfg_blk_pcm_format_support(struct audio_client *ac,
					 uint32_t stream_id, uint32_t rate,
					 uint32_t channels,
					 uint16_t bits_per_sample);

int q6asm_read(struct audio_client *ac, uint32_t stream_id);

int q6asm_media_format_block_multi_ch_pcm(struct audio_client *ac,
					  uint32_t stream_id,
					  uint32_t rate, uint32_t channels,
					  u8 channel_map[PCM_MAX_NUM_CHANNEL],
					  uint16_t bits_per_sample);
int q6asm_stream_media_format_block_flac(struct audio_client *ac,
					 uint32_t stream_id,
					 struct q6asm_flac_cfg *cfg);
int q6asm_stream_media_format_block_wma_v9(struct audio_client *ac,
					   uint32_t stream_id,
					   struct q6asm_wma_cfg *cfg);
int q6asm_stream_media_format_block_wma_v10(struct audio_client *ac,
					    uint32_t stream_id,
					    struct q6asm_wma_cfg *cfg);

Annotation

Implementation Notes