sound/soc/intel/avs/trace.h

Source file repositories/reference/linux-study-clean/sound/soc/intel/avs/trace.h

File Facts

System
Linux kernel
Corpus path
sound/soc/intel/avs/trace.h
Extension
.h
Size
3603 bytes
Lines
157
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

#undef TRACE_SYSTEM
#define TRACE_SYSTEM intel_avs

#if !defined(_TRACE_INTEL_AVS_H) || defined(TRACE_HEADER_MULTI_READ)
#define _TRACE_INTEL_AVS_H

#include <linux/types.h>
#include <linux/tracepoint.h>

TRACE_EVENT(avs_dsp_core_op,

	TP_PROTO(unsigned int reg, unsigned int mask, const char *op, bool flag),

	TP_ARGS(reg, mask, op, flag),

	TP_STRUCT__entry(
		__field(unsigned int,	reg	)
		__field(unsigned int,	mask	)
		__string(op,		op	)
		__field(bool,		flag	)
	),

	TP_fast_assign(
		__entry->reg = reg;
		__entry->mask = mask;
		__assign_str(op);
		__entry->flag = flag;
	),

	TP_printk("%s: %d, core mask: 0x%X, prev state: 0x%08X",
		  __get_str(op), __entry->flag, __entry->mask, __entry->reg)
);

#ifndef __TRACE_INTEL_AVS_TRACE_HELPER
#define __TRACE_INTEL_AVS_TRACE_HELPER

void trace_avs_msg_payload(const void *data, size_t size);

#define trace_avs_request(msg, sts, lec) \
({ \
	trace_avs_ipc_request_msg((msg)->header, sts, lec); \
	trace_avs_msg_payload((msg)->data, (msg)->size); \
})

#define trace_avs_reply(msg, sts, lec) \
({ \
	trace_avs_ipc_reply_msg((msg)->header, sts, lec); \
	trace_avs_msg_payload((msg)->data, (msg)->size); \
})

#define trace_avs_notify(msg, sts, lec) \
({ \
	trace_avs_ipc_notify_msg((msg)->header, sts, lec); \
	trace_avs_msg_payload((msg)->data, (msg)->size); \
})
#endif

DECLARE_EVENT_CLASS(avs_ipc_msg_hdr,

	TP_PROTO(u64 header, u32 sts, u32 lec),

	TP_ARGS(header, sts, lec),

	TP_STRUCT__entry(
		__field(u64,	header)
		__field(u32,	sts)
		__field(u32,	lec)
	),

	TP_fast_assign(
		__entry->header = header;
		__entry->sts = sts;
		__entry->lec = lec;
	),

	TP_printk("primary: 0x%08X, extension: 0x%08X,\n"
		  "status: 0x%08X, error: 0x%08X",
		  lower_32_bits(__entry->header), upper_32_bits(__entry->header),
		  __entry->sts, __entry->lec)
);

DEFINE_EVENT(avs_ipc_msg_hdr, avs_ipc_request_msg,
	TP_PROTO(u64 header, u32 sts, u32 lec),
	TP_ARGS(header, sts, lec)
);

DEFINE_EVENT(avs_ipc_msg_hdr, avs_ipc_reply_msg,
	TP_PROTO(u64 header, u32 sts, u32 lec),
	TP_ARGS(header, sts, lec)
);

Annotation

Implementation Notes