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1/* SPDX-License-Identifier: GPL-2.0-only */2/*****************************************************************************3 4 AudioScience HPI driver5 Copyright (C) 1997-2011 AudioScience Inc. <support@audioscience.com>6 7 8Debug macros.9 10*****************************************************************************/11 12#ifndef _HPIDEBUG_H13#define _HPIDEBUG_H14 15#include "hpi_internal.h"16 17/* Define debugging levels. */18enum { HPI_DEBUG_LEVEL_ERROR = 0, /* always log errors */19 HPI_DEBUG_LEVEL_WARNING = 1,20 HPI_DEBUG_LEVEL_NOTICE = 2,21 HPI_DEBUG_LEVEL_INFO = 3,22 HPI_DEBUG_LEVEL_DEBUG = 4,23 HPI_DEBUG_LEVEL_VERBOSE = 5 /* same printk level as DEBUG */24};25 26#define HPI_DEBUG_LEVEL_DEFAULT HPI_DEBUG_LEVEL_NOTICE27 28/* an OS can define an extra flag string that is appended to29 the start of each message, eg see linux kernel hpios.h */30 31#ifdef SOURCEFILE_NAME32#undef FILE_LINE33#define FILE_LINE SOURCEFILE_NAME ":" __stringify(__LINE__) " "34#endif35 36#define HPI_DEBUG_ASSERT(expression) \37 do { \38 if (!(expression)) { \39 printk(KERN_ERR FILE_LINE \40 " ASSERT " __stringify(expression)); \41 } \42 } while (0)43 44#define HPI_DEBUG_LOG(level, ...) \45 do { \46 if (hpi_debug_level >= HPI_DEBUG_LEVEL_##level) { \47 printk(HPI_DEBUG_FLAG_##level \48 FILE_LINE " " __VA_ARGS__); \49 } \50 } while (0)51 52void hpi_debug_init(void);53int hpi_debug_level_set(int level);54int hpi_debug_level_get(void);55/* needed by Linux driver for dynamic debug level changes */56extern int hpi_debug_level;57 58void hpi_debug_message(struct hpi_message *phm, char *sz_fileline);59 60void hpi_debug_data(u16 *pdata, u32 len);61 62#define HPI_DEBUG_DATA(pdata, len) \63 do { \64 if (hpi_debug_level >= HPI_DEBUG_LEVEL_VERBOSE) \65 hpi_debug_data(pdata, len); \66 } while (0)67 68#define HPI_DEBUG_MESSAGE(level, phm) \69 do { \70 if (hpi_debug_level >= HPI_DEBUG_LEVEL_##level) { \71 hpi_debug_message(phm, HPI_DEBUG_FLAG_##level \72 FILE_LINE " " __stringify(level)); \73 } \74 } while (0)75 76#define HPI_DEBUG_RESPONSE(phr) \77 do { \78 if (((hpi_debug_level >= HPI_DEBUG_LEVEL_DEBUG) && \79 (phr->error)) ||\80 (hpi_debug_level >= HPI_DEBUG_LEVEL_VERBOSE)) \81 printk(KERN_DEBUG "HPI_RES%d,%d,%d\n", \82 phr->version, phr->error, phr->specific_error); \83 } while (0)84 85#ifndef compile_time_assert86#define compile_time_assert(cond, msg) \87 typedef char msg[(cond) ? 1 : -1]88#endif89 90#endif /* _HPIDEBUG_H_ */91