sound/pci/asihpi/hpidebug.h

Source file repositories/reference/linux-study-clean/sound/pci/asihpi/hpidebug.h

File Facts

System
Linux kernel
Corpus path
sound/pci/asihpi/hpidebug.h
Extension
.h
Size
2385 bytes
Lines
91
Domain
Driver Families
Bucket
sound/pci
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

if (!(expression)) { \
			printk(KERN_ERR  FILE_LINE \
				" ASSERT " __stringify(expression)); \
		} \
	} while (0)

#define HPI_DEBUG_LOG(level, ...) \
	do { \
		if (hpi_debug_level >= HPI_DEBUG_LEVEL_##level) { \
			printk(HPI_DEBUG_FLAG_##level \
			FILE_LINE " " __VA_ARGS__); \
		} \
	} while (0)

void hpi_debug_init(void);
int hpi_debug_level_set(int level);
int hpi_debug_level_get(void);
/* needed by Linux driver for dynamic debug level changes */
extern int hpi_debug_level;

void hpi_debug_message(struct hpi_message *phm, char *sz_fileline);

void hpi_debug_data(u16 *pdata, u32 len);

#define HPI_DEBUG_DATA(pdata, len) \
	do { \
		if (hpi_debug_level >= HPI_DEBUG_LEVEL_VERBOSE) \
			hpi_debug_data(pdata, len); \
	} while (0)

#define HPI_DEBUG_MESSAGE(level, phm) \
	do { \
		if (hpi_debug_level >= HPI_DEBUG_LEVEL_##level) { \
			hpi_debug_message(phm, HPI_DEBUG_FLAG_##level \
				FILE_LINE " " __stringify(level)); \
		} \
	} while (0)

#define HPI_DEBUG_RESPONSE(phr) \
	do { \
		if (((hpi_debug_level >= HPI_DEBUG_LEVEL_DEBUG) && \
			(phr->error)) ||\
		(hpi_debug_level >= HPI_DEBUG_LEVEL_VERBOSE)) \
			printk(KERN_DEBUG "HPI_RES%d,%d,%d\n", \
				phr->version, phr->error, phr->specific_error); \
	} while (0)

#ifndef compile_time_assert
#define compile_time_assert(cond, msg) \
    typedef char msg[(cond) ? 1 : -1]
#endif

#endif				/* _HPIDEBUG_H_  */

Annotation

Implementation Notes