X-Git-Url: http://review.tizen.org/git/?a=blobdiff_plain;f=include%2Flog.h;h=8a7b961bbfbfb75163f3871dc2f44c26a9b982a7;hb=6786ce1ce14feb4d02854a0c04bc0cce505be46e;hp=6de5e611c7cfbd53ac4990ab9309bd733d0e938c;hpb=ae4fdd7b0432bcb0bc2fe7d90b6d3e92001ab478;p=platform%2Fkernel%2Fu-boot.git diff --git a/include/log.h b/include/log.h index 6de5e61..8a7b961 100644 --- a/include/log.h +++ b/include/log.h @@ -17,54 +17,95 @@ struct cmd_tbl; -/** Log levels supported, ranging from most to least important */ +/** + * enum log_level_t - Log levels supported, ranging from most to least important + */ enum log_level_t { - LOGL_EMERG = 0, /* U-Boot is unstable */ - LOGL_ALERT, /* Action must be taken immediately */ - LOGL_CRIT, /* Critical conditions */ - LOGL_ERR, /* Error that prevents something from working */ - LOGL_WARNING, /* Warning may prevent optimial operation */ - LOGL_NOTICE, /* Normal but significant condition, printf() */ - LOGL_INFO, /* General information message */ - LOGL_DEBUG, /* Basic debug-level message */ - LOGL_DEBUG_CONTENT, /* Debug message showing full message content */ - LOGL_DEBUG_IO, /* Debug message showing hardware I/O access */ - + /** @LOGL_EMERG: U-Boot is unstable */ + LOGL_EMERG = 0, + /** @LOGL_ALERT: Action must be taken immediately */ + LOGL_ALERT, + /** @LOGL_CRIT: Critical conditions */ + LOGL_CRIT, + /** @LOGL_ERR: Error that prevents something from working */ + LOGL_ERR, + /** @LOGL_WARNING: Warning may prevent optimal operation */ + LOGL_WARNING, + /** @LOGL_NOTICE: Normal but significant condition, printf() */ + LOGL_NOTICE, + /** @LOGL_INFO: General information message */ + LOGL_INFO, + /** @LOGL_DEBUG: Basic debug-level message */ + LOGL_DEBUG, + /** @LOGL_DEBUG_CONTENT: Debug message showing full message content */ + LOGL_DEBUG_CONTENT, + /** @LOGL_DEBUG_IO: Debug message showing hardware I/O access */ + LOGL_DEBUG_IO, + + /** @LOGL_COUNT: Total number of valid log levels */ LOGL_COUNT, + /** @LOGL_NONE: Used to indicate that there is no valid log level */ LOGL_NONE, - LOGL_LEVEL_MASK = 0xf, /* Mask for valid log levels */ - LOGL_FORCE_DEBUG = 0x10, /* Mask to force output due to LOG_DEBUG */ + /** @LOGL_LEVEL_MASK: Mask for valid log levels */ + LOGL_LEVEL_MASK = 0xf, + /** @LOGL_FORCE_DEBUG: Mask to force output due to LOG_DEBUG */ + LOGL_FORCE_DEBUG = 0x10, + /** @LOGL_FIRST: The first, most-important log level */ LOGL_FIRST = LOGL_EMERG, + /** @LOGL_MAX: The last, least-important log level */ LOGL_MAX = LOGL_DEBUG_IO, + /** @LOGL_CONT: Use same log level as in previous call */ + LOGL_CONT = -1, }; /** - * Log categories supported. Most of these correspond to uclasses (i.e. - * enum uclass_id) but there are also some more generic categories. + * enum log_category_t - Log categories supported. + * + * Log categories between %LOGC_FIRST and %LOGC_NONE correspond to uclasses + * (i.e. &enum uclass_id), but there are also some more generic categories. * * Remember to update log_cat_name[] after adding a new category. */ enum log_category_t { + /** @LOGC_FIRST: First log category */ LOGC_FIRST = 0, /* First part mirrors UCLASS_... */ + /** @LOGC_NONE: Default log category */ LOGC_NONE = UCLASS_COUNT, /* First number is after all uclasses */ - LOGC_ARCH, /* Related to arch-specific code */ - LOGC_BOARD, /* Related to board-specific code */ - LOGC_CORE, /* Related to core features (non-driver-model) */ - LOGC_DM, /* Core driver-model */ - LOGC_DT, /* Device-tree */ - LOGC_EFI, /* EFI implementation */ - LOGC_ALLOC, /* Memory allocation */ - LOGC_SANDBOX, /* Related to the sandbox board */ - LOGC_BLOBLIST, /* Bloblist */ - LOGC_DEVRES, /* Device resources (devres_... functions) */ - /* Advanced Configuration and Power Interface (ACPI) */ + /** @LOGC_ARCH: Related to arch-specific code */ + LOGC_ARCH, + /** @LOGC_BOARD: Related to board-specific code */ + LOGC_BOARD, + /** @LOGC_CORE: Related to core features (non-driver-model) */ + LOGC_CORE, + /** @LOGC_DM: Core driver-model */ + LOGC_DM, + /** @LOGC_DT: Device-tree */ + LOGC_DT, + /** @LOGC_EFI: EFI implementation */ + LOGC_EFI, + /** @LOGC_ALLOC: Memory allocation */ + LOGC_ALLOC, + /** @LOGC_SANDBOX: Related to the sandbox board */ + LOGC_SANDBOX, + /** @LOGC_BLOBLIST: Bloblist */ + LOGC_BLOBLIST, + /** @LOGC_DEVRES: Device resources (``devres_...`` functions) */ + LOGC_DEVRES, + /** @LOGC_ACPI: Advanced Configuration and Power Interface (ACPI) */ LOGC_ACPI, - - LOGC_COUNT, /* Number of log categories */ - LOGC_END, /* Sentinel value for a list of log categories */ + /** @LOGC_BOOT: Related to boot process / boot image processing */ + LOGC_BOOT, + /** @LOGC_EVENT: Related to event and event handling */ + LOGC_EVENT, + /** @LOGC_COUNT: Number of log categories */ + LOGC_COUNT, + /** @LOGC_END: Sentinel value for lists of log categories */ + LOGC_END, + /** @LOGC_CONT: Use same category as in previous call */ + LOGC_CONT = -1, }; /* Helper to cast a uclass ID to a log category */ @@ -83,23 +124,29 @@ static inline int log_uc_cat(enum uclass_id id) * @func: Function where log record was generated * @fmt: printf() format string for log record * @...: Optional parameters, according to the format string @fmt - * @return 0 if log record was emitted, -ve on error + * Return: 0 if log record was emitted, -ve on error */ int _log(enum log_category_t cat, enum log_level_t level, const char *file, int line, const char *func, const char *fmt, ...) __attribute__ ((format (__printf__, 6, 7))); -static inline int _log_nop(enum log_category_t cat, enum log_level_t level, - const char *file, int line, const char *func, - const char *fmt, ...) - __attribute__ ((format (__printf__, 6, 7))); - -static inline int _log_nop(enum log_category_t cat, enum log_level_t level, - const char *file, int line, const char *func, - const char *fmt, ...) -{ - return 0; -} +/** + * _log_buffer - Internal function to print data buffer in hex and ascii form + * + * @cat: Category of log record (indicating which subsystem generated it) + * @level: Level of log record (indicating its severity) + * @file: File name of file where log record was generated + * @line: Line number in file where log record was generated + * @func: Function where log record was generated + * @addr: Starting address to display at start of line + * @data: pointer to data buffer + * @width: data value width. May be 1, 2, or 4. + * @count: number of values to display + * @linelen: Number of values to print per line; specify 0 for default length + */ +int _log_buffer(enum log_category_t cat, enum log_level_t level, + const char *file, int line, const char *func, ulong addr, + const void *data, uint width, uint count, uint linelen); /* Define this at the top of a file to add a prefix to debug messages */ #ifndef pr_fmt @@ -117,6 +164,13 @@ static inline int _log_nop(enum log_category_t cat, enum log_level_t level, */ #if CONFIG_IS_ENABLED(LOG) #define _LOG_MAX_LEVEL CONFIG_VAL(LOG_MAX_LEVEL) +#else +#define _LOG_MAX_LEVEL LOGL_INFO +#endif + +#define log_emer(_fmt...) log(LOG_CATEGORY, LOGL_EMERG, ##_fmt) +#define log_alert(_fmt...) log(LOG_CATEGORY, LOGL_ALERT, ##_fmt) +#define log_crit(_fmt...) log(LOG_CATEGORY, LOGL_CRIT, ##_fmt) #define log_err(_fmt...) log(LOG_CATEGORY, LOGL_ERR, ##_fmt) #define log_warning(_fmt...) log(LOG_CATEGORY, LOGL_WARNING, ##_fmt) #define log_notice(_fmt...) log(LOG_CATEGORY, LOGL_NOTICE, ##_fmt) @@ -124,44 +178,55 @@ static inline int _log_nop(enum log_category_t cat, enum log_level_t level, #define log_debug(_fmt...) log(LOG_CATEGORY, LOGL_DEBUG, ##_fmt) #define log_content(_fmt...) log(LOG_CATEGORY, LOGL_DEBUG_CONTENT, ##_fmt) #define log_io(_fmt...) log(LOG_CATEGORY, LOGL_DEBUG_IO, ##_fmt) -#else -#define _LOG_MAX_LEVEL LOGL_INFO -#define log_err(_fmt, ...) printf(_fmt, ##__VA_ARGS__) -#define log_warning(_fmt, ...) printf(_fmt, ##__VA_ARGS__) -#define log_notice(_fmt, ...) printf(_fmt, ##__VA_ARGS__) -#define log_info(_fmt, ...) printf(_fmt, ##__VA_ARGS__) -#define log_debug(_fmt, ...) debug(_fmt, ##__VA_ARGS__) -#define log_content(_fmt...) log_nop(LOG_CATEGORY, \ - LOGL_DEBUG_CONTENT, ##_fmt) -#define log_io(_fmt...) log_nop(LOG_CATEGORY, LOGL_DEBUG_IO, ##_fmt) -#endif +#define log_cont(_fmt...) log(LOGC_CONT, LOGL_CONT, ##_fmt) -#if CONFIG_IS_ENABLED(LOG) #ifdef LOG_DEBUG #define _LOG_DEBUG LOGL_FORCE_DEBUG +#ifndef DEBUG +#define DEBUG +#endif #else #define _LOG_DEBUG 0 #endif +#if CONFIG_IS_ENABLED(LOG) + /* Emit a log record if the level is less that the maximum */ #define log(_cat, _level, _fmt, _args...) ({ \ int _l = _level; \ - if (CONFIG_IS_ENABLED(LOG) && \ - (_LOG_DEBUG != 0 || _l <= _LOG_MAX_LEVEL)) \ + if (_LOG_DEBUG != 0 || _l <= _LOG_MAX_LEVEL) \ _log((enum log_category_t)(_cat), \ (enum log_level_t)(_l | _LOG_DEBUG), __FILE__, \ __LINE__, __func__, \ pr_fmt(_fmt), ##_args); \ }) + +/* Emit a dump if the level is less that the maximum */ +#define log_buffer(_cat, _level, _addr, _data, _width, _count, _linelen) ({ \ + int _l = _level; \ + if (_LOG_DEBUG != 0 || _l <= _LOG_MAX_LEVEL) \ + _log_buffer((enum log_category_t)(_cat), \ + (enum log_level_t)(_l | _LOG_DEBUG), __FILE__, \ + __LINE__, __func__, _addr, _data, \ + _width, _count, _linelen); \ + }) #else -#define log(_cat, _level, _fmt, _args...) -#endif -#define log_nop(_cat, _level, _fmt, _args...) ({ \ +/* Note: _LOG_DEBUG != 0 avoids a warning with clang */ +#define log(_cat, _level, _fmt, _args...) ({ \ int _l = _level; \ - _log_nop((enum log_category_t)(_cat), _l, __FILE__, __LINE__, \ - __func__, pr_fmt(_fmt), ##_args); \ -}) + if (_LOG_DEBUG != 0 || _l <= LOGL_INFO || \ + (_DEBUG && _l == LOGL_DEBUG)) \ + printf(_fmt, ##_args); \ + }) + +#define log_buffer(_cat, _level, _addr, _data, _width, _count, _linelen) ({ \ + int _l = _level; \ + if (_LOG_DEBUG != 0 || _l <= LOGL_INFO || \ + (_DEBUG && _l == LOGL_DEBUG)) \ + print_buffer(_addr, _data, _width, _count, _linelen); \ + }) +#endif #ifdef DEBUG #define _DEBUG 1 @@ -175,13 +240,15 @@ static inline int _log_nop(enum log_category_t cat, enum log_level_t level, #define _SPL_BUILD 0 #endif -#if !_DEBUG && CONFIG_IS_ENABLED(LOG) +#if CONFIG_IS_ENABLED(LOG) -#define debug_cond(cond, fmt, args...) \ - do { \ - if (1) \ - log(LOG_CATEGORY, LOGL_DEBUG, fmt, ##args); \ - } while (0) +#define debug_cond(cond, fmt, args...) \ +({ \ + if (cond) \ + log(LOG_CATEGORY, \ + (enum log_level_t)(LOGL_FORCE_DEBUG | _LOG_DEBUG), \ + fmt, ##args); \ +}) #else /* _DEBUG */ @@ -190,11 +257,11 @@ static inline int _log_nop(enum log_category_t cat, enum log_level_t level, * computed by a preprocessor in the best case, allowing for the best * optimization. */ -#define debug_cond(cond, fmt, args...) \ - do { \ - if (cond) \ - printf(pr_fmt(fmt), ##args); \ - } while (0) +#define debug_cond(cond, fmt, args...) \ +({ \ + if (cond) \ + printf(pr_fmt(fmt), ##args); \ +}) #endif /* _DEBUG */ @@ -238,7 +305,7 @@ void __assert_fail(const char *assertion, const char *file, unsigned int line, * full pathname as it may be huge. Only use this when the user should be * warning, similar to BUG_ON() in linux. * - * @return true if assertion succeeded (condition is true), else false + * Return: true if assertion succeeded (condition is true), else false */ #define assert_noisy(x) \ ({ bool _val = (x); \ @@ -255,7 +322,10 @@ void __assert_fail(const char *assertion, const char *file, unsigned int line, * * or: * - * return log_msg_ret("fred failed", fred_call()); + * return log_msg_ret("get", fred_call()); + * + * It is recommended to use <= 3 characters for the name since this will only + * use 4 bytes in rodata */ #define log_ret(_ret) ({ \ int __ret = (_ret); \ @@ -270,12 +340,40 @@ void __assert_fail(const char *assertion, const char *file, unsigned int line, __ret); \ __ret; \ }) + +/* + * Similar to the above, but any non-zero value is consider an error, not just + * values less than 0. + */ +#define log_retz(_ret) ({ \ + int __ret = (_ret); \ + if (__ret) \ + log(LOG_CATEGORY, LOGL_ERR, "returning err=%d\n", __ret); \ + __ret; \ + }) +#define log_msg_retz(_msg, _ret) ({ \ + int __ret = (_ret); \ + if (__ret) \ + log(LOG_CATEGORY, LOGL_ERR, "%s: returning err=%d\n", _msg, \ + __ret); \ + __ret; \ + }) #else /* Non-logging versions of the above which just return the error code */ #define log_ret(_ret) (_ret) #define log_msg_ret(_msg, _ret) ((void)(_msg), _ret) +#define log_retz(_ret) (_ret) +#define log_msg_retz(_msg, _ret) ((void)(_msg), _ret) #endif +/** * enum log_rec_flags - Flags for a log record */ +enum log_rec_flags { + /** @LOGRECF_FORCE_DEBUG: Force output of debug record */ + LOGRECF_FORCE_DEBUG = BIT(0), + /** @LOGRECF_CONT: Continuation of previous log record */ + LOGRECF_CONT = BIT(1), +}; + /** * struct log_rec - a single log record * @@ -283,7 +381,7 @@ void __assert_fail(const char *assertion, const char *file, unsigned int line, * * Members marked as 'not allocated' are stored as pointers and the caller is * responsible for making sure that the data pointed to is not overwritten. - * Memebers marked as 'allocated' are allocated (e.g. via strdup()) by the log + * Members marked as 'allocated' are allocated (e.g. via strdup()) by the log * system. * * TODO(sjg@chromium.org): Compress this struct down a bit to reduce space, e.g. @@ -291,18 +389,18 @@ void __assert_fail(const char *assertion, const char *file, unsigned int line, * * @cat: Category, representing a uclass or part of U-Boot * @level: Severity level, less severe is higher - * @force_debug: Force output of debug - * @file: Name of file where the log record was generated (not allocated) * @line: Line number where the log record was generated + * @flags: Flags for log record (enum log_rec_flags) + * @file: Name of file where the log record was generated (not allocated) * @func: Function where the log record was generated (not allocated) * @msg: Log message (allocated) */ struct log_rec { enum log_category_t cat; enum log_level_t level; - bool force_debug; + u16 line; + u8 flags; const char *file; - int line; const char *func; const char *msg; }; @@ -322,8 +420,9 @@ enum log_device_flags { */ struct log_driver { const char *name; + /** - * emit() - emit a log record + * @emit: emit a log record * * Called by the log system to pass a log record to a particular driver * for processing. The filter is checked before calling this function. @@ -339,7 +438,7 @@ struct log_driver { * the run-time aspects of drivers (currently just a list of filters to apply * to records send to this device). * - * @next_filter_num: Seqence number of next filter filter added (0=no filters + * @next_filter_num: Sequence number of next filter filter added (0=no filters * yet). This increments with each new filter on the device, but never * decrements * @flags: Flags for this filter (enum log_device_flags) @@ -359,21 +458,32 @@ enum { LOGF_MAX_CATEGORIES = 5, /* maximum categories per filter */ }; +/** + * enum log_filter_flags - Flags which modify a filter + */ enum log_filter_flags { - LOGFF_HAS_CAT = 1 << 0, /* Filter has a category list */ + /** @LOGFF_HAS_CAT: Filter has a category list */ + LOGFF_HAS_CAT = 1 << 0, + /** @LOGFF_DENY: Filter denies matching messages */ + LOGFF_DENY = 1 << 1, + /** @LOGFF_LEVEL_MIN: Filter's level is a minimum, not a maximum */ + LOGFF_LEVEL_MIN = 1 << 2, }; /** - * struct log_filter - criterial to filter out log messages + * struct log_filter - criteria to filter out log messages + * + * If a message matches all criteria, then it is allowed. If LOGFF_DENY is set, + * then it is denied instead. * * @filter_num: Sequence number of this filter. This is returned when adding a * new filter, and must be provided when removing a previously added * filter. - * @flags: Flags for this filter (LOGFF_...) - * @cat_list: List of categories to allow (terminated by LOGC_none). If empty - * then all categories are permitted. Up to LOGF_MAX_CATEGORIES entries + * @flags: Flags for this filter (``LOGFF_...``) + * @cat_list: List of categories to allow (terminated by %LOGC_END). If empty + * then all categories are permitted. Up to %LOGF_MAX_CATEGORIES entries * can be provided - * @max_level: Maximum log level to allow + * @level: Maximum (or minimum, if %LOGFF_MIN_LEVEL) log level to allow * @file_list: List of files to allow, separated by comma. If NULL then all * files are permitted * @sibling_node: Next filter in the list of filters for this log device @@ -382,7 +492,7 @@ struct log_filter { int filter_num; int flags; enum log_category_t cat_list[LOGF_MAX_CATEGORIES]; - enum log_level_t max_level; + enum log_level_t level; const char *file_list; struct list_head sibling_node; }; @@ -398,8 +508,9 @@ struct log_filter { * log_get_cat_name() - Get the name of a category * * @cat: Category to look up - * @return category name (which may be a uclass driver name) if found, or - * "" if invalid, or "" if not found + * Return: category name (which may be a uclass driver name) if found, or + * "" if invalid, or "" if not found. All error + * responses begin with '<'. */ const char *log_get_cat_name(enum log_category_t cat); @@ -407,7 +518,7 @@ const char *log_get_cat_name(enum log_category_t cat); * log_get_cat_by_name() - Look up a category by name * * @name: Name to look up - * @return category ID, or LOGC_NONE if not found + * Return: Category, or %LOGC_NONE if not found */ enum log_category_t log_get_cat_by_name(const char *name); @@ -415,7 +526,7 @@ enum log_category_t log_get_cat_by_name(const char *name); * log_get_level_name() - Get the name of a log level * * @level: Log level to look up - * @return log level name (in ALL CAPS) + * Return: Log level name (in ALL CAPS) */ const char *log_get_level_name(enum log_level_t level); @@ -423,10 +534,41 @@ const char *log_get_level_name(enum log_level_t level); * log_get_level_by_name() - Look up a log level by name * * @name: Name to look up - * @return log level ID, or LOGL_NONE if not found + * Return: Log level, or %LOGL_NONE if not found */ enum log_level_t log_get_level_by_name(const char *name); +/** + * log_device_find_by_name() - Look up a log device by its driver's name + * + * @drv_name: Name of the driver + * Return: the log device, or %NULL if not found + */ +struct log_device *log_device_find_by_name(const char *drv_name); + +/** + * log_has_cat() - check if a log category exists within a list + * + * @cat_list: List of categories to check, at most %LOGF_MAX_CATEGORIES entries + * long, terminated by %LC_END if fewer + * @cat: Category to search for + * + * Return: ``true`` if @cat is in @cat_list, else ``false`` + */ +bool log_has_cat(enum log_category_t cat_list[], enum log_category_t cat); + +/** + * log_has_file() - check if a file is with a list + * + * @file_list: List of files to check, separated by comma + * @file: File to check for. This string is matched against the end of each + * file in the list, i.e. ignoring any preceding path. The list is + * intended to consist of relative pathnames, e.g. common/main.c,cmd/log.c + * + * Return: ``true`` if @file is in @file_list, else ``false`` + */ +bool log_has_file(const char *file_list, const char *file); + /* Log format flags (bit numbers) for gd->log_fmt. See log_fmt_chars */ enum log_fmt { LOGF_CAT = 0, @@ -444,21 +586,48 @@ enum log_fmt { int do_log_test(struct cmd_tbl *cmdtp, int flag, int argc, char *const argv[]); /** + * log_add_filter_flags() - Add a new filter to a log device, specifying flags + * + * @drv_name: Driver name to add the filter to (since each driver only has a + * single device) + * @flags: Flags for this filter (``LOGFF_...``) + * @cat_list: List of categories to allow (terminated by %LOGC_END). If empty + * then all categories are permitted. Up to %LOGF_MAX_CATEGORIES entries + * can be provided + * @level: Maximum (or minimum, if %LOGFF_LEVEL_MIN) log level to allow + * @file_list: List of files to allow, separated by comma. If NULL then all + * files are permitted + * Return: + * the sequence number of the new filter (>=0) if the filter was added, or a + * -ve value on error + */ +int log_add_filter_flags(const char *drv_name, enum log_category_t cat_list[], + enum log_level_t level, const char *file_list, + int flags); + +/** * log_add_filter() - Add a new filter to a log device * * @drv_name: Driver name to add the filter to (since each driver only has a * single device) - * @cat_list: List of categories to allow (terminated by LOGC_none). If empty - * then all categories are permitted. Up to LOGF_MAX_CATEGORIES entries + * @cat_list: List of categories to allow (terminated by %LOGC_END). If empty + * then all categories are permitted. Up to %LOGF_MAX_CATEGORIES entries * can be provided * @max_level: Maximum log level to allow - * @file_list: List of files to allow, separated by comma. If NULL then all + * @file_list: List of files to allow, separated by comma. If %NULL then all * files are permitted - * @return the sequence number of the new filter (>=0) if the filter was added, - * or a -ve value on error + * Return: + * the sequence number of the new filter (>=0) if the filter was added, or a + * -ve value on error */ -int log_add_filter(const char *drv_name, enum log_category_t cat_list[], - enum log_level_t max_level, const char *file_list); +static inline int log_add_filter(const char *drv_name, + enum log_category_t cat_list[], + enum log_level_t max_level, + const char *file_list) +{ + return log_add_filter_flags(drv_name, cat_list, max_level, file_list, + 0); +} /** * log_remove_filter() - Remove a filter from a log device @@ -466,8 +635,9 @@ int log_add_filter(const char *drv_name, enum log_category_t cat_list[], * @drv_name: Driver name to remove the filter from (since each driver only has * a single device) * @filter_num: Filter number to remove (as returned by log_add_filter()) - * @return 0 if the filter was removed, -ENOENT if either the driver or the - * filter number was not found + * Return: + * 0 if the filter was removed, -%ENOENT if either the driver or the filter + * number was not found */ int log_remove_filter(const char *drv_name, int filter_num); @@ -480,7 +650,7 @@ int log_remove_filter(const char *drv_name, int filter_num); * * @drv: Driver of device to enable * @enable: true to enable, false to disable - * @return 0 if OK, -ENOENT if the driver was not found + * Return: 0 if OK, -ENOENT if the driver was not found */ int log_device_set_enable(struct log_driver *drv, bool enable); @@ -488,7 +658,7 @@ int log_device_set_enable(struct log_driver *drv, bool enable); /** * log_init() - Set up the log system ready for use * - * @return 0 if OK, -ENOMEM if out of memory + * Return: 0 if OK, -%ENOMEM if out of memory */ int log_init(void); #else @@ -502,7 +672,7 @@ static inline int log_init(void) * log_get_default_format() - get default log format * * The default log format is configurable via - * CONFIG_LOGF_FILE, CONFIG_LOGF_LINE, CONFIG_LOGF_FUNC. + * %CONFIG_LOGF_FILE, %CONFIG_LOGF_LINE, and %CONFIG_LOGF_FUNC. * * Return: default log format */