/* SPDX-License-Identifier: GPL-2.0-only */ /***************************************************************************** AudioScience HPI driver Copyright (C) 1997-2011 AudioScience Inc. <support@audioscience.com> Debug macros. *****************************************************************************/ #ifndef _HPIDEBUG_H #define _HPIDEBUG_H #include "hpi_internal.h" /* Define debugging levels. */ enum { HPI_DEBUG_LEVEL_ERROR = 0, /* always log errors */ HPI_DEBUG_LEVEL_WARNING = 1, HPI_DEBUG_LEVEL_NOTICE = 2, HPI_DEBUG_LEVEL_INFO = 3, HPI_DEBUG_LEVEL_DEBUG = 4, HPI_DEBUG_LEVEL_VERBOSE = 5 /* same printk level as DEBUG */ }; #define HPI_DEBUG_LEVEL_DEFAULT HPI_DEBUG_LEVEL_NOTICE /* an OS can define an extra flag string that is appended to the start of each message, eg see linux kernel hpios.h */ #ifdef SOURCEFILE_NAME #undef FILE_LINE #define FILE_LINE SOURCEFILE_NAME ":" __stringify(__LINE__) " " #endif #define HPI_DEBUG_ASSERT(expression) \ do { \ 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_ */