Lines Matching refs:id
79 static int debug_prolog_level_fn(debug_info_t *id,
81 static int debug_input_level_fn(debug_info_t *id, struct debug_view *view,
84 static int debug_prolog_pages_fn(debug_info_t *id,
86 static int debug_input_pages_fn(debug_info_t *id, struct debug_view *view,
89 static int debug_input_flush_fn(debug_info_t *id, struct debug_view *view,
92 static int debug_hex_ascii_format_fn(debug_info_t *id, struct debug_view *view,
94 static int debug_sprintf_format_fn(debug_info_t *id, struct debug_view *view,
421 debug_info_t *id; in debug_next_entry() local
423 id = p_info->debug_info_snap; in debug_next_entry()
429 if (!id->areas) in debug_next_entry()
431 p_info->act_entry += id->entry_size; in debug_next_entry()
433 if (p_info->act_entry > (PAGE_SIZE - id->entry_size)) { in debug_next_entry()
437 if ((p_info->act_page % id->pages_per_area) == 0) { in debug_next_entry()
442 if (p_info->act_area >= id->nr_areas) in debug_next_entry()
603 static void _debug_register(debug_info_t *id) in _debug_register() argument
606 id->debugfs_root_entry = debugfs_create_dir(id->name, in _debug_register()
612 debug_area_first = id; in _debug_register()
613 id->prev = NULL; in _debug_register()
616 debug_area_last->next = id; in _debug_register()
617 id->prev = debug_area_last; in _debug_register()
619 debug_area_last = id; in _debug_register()
620 id->next = NULL; in _debug_register()
622 debug_register_view(id, &debug_level_view); in _debug_register()
623 debug_register_view(id, &debug_flush_view); in _debug_register()
624 debug_register_view(id, &debug_pages_view); in _debug_register()
706 void debug_register_static(debug_info_t *id, int pages_per_area, int nr_areas) in debug_register_static() argument
713 id->name); in debug_register_static()
717 copy = debug_info_alloc("", pages_per_area, nr_areas, id->buf_size, in debug_register_static()
718 id->level, ALL_AREAS); in debug_register_static()
720 pr_err("Registering debug feature %s failed\n", id->name); in debug_register_static()
723 spin_lock_irqsave(&id->lock, flags); in debug_register_static()
724 id->areas = NULL; in debug_register_static()
725 id->active_pages = NULL; in debug_register_static()
726 id->active_entries = NULL; in debug_register_static()
727 spin_unlock_irqrestore(&id->lock, flags); in debug_register_static()
733 spin_lock_irqsave(&id->lock, flags); in debug_register_static()
734 debug_events_append(copy, id); in debug_register_static()
735 debug_areas_swap(id, copy); in debug_register_static()
736 spin_unlock_irqrestore(&id->lock, flags); in debug_register_static()
745 _debug_register(id); in debug_register_static()
750 static void _debug_unregister(debug_info_t *id) in _debug_unregister() argument
755 if (!id->views[i]) in _debug_unregister()
757 debugfs_remove(id->debugfs_entries[i]); in _debug_unregister()
759 debugfs_remove(id->debugfs_root_entry); in _debug_unregister()
760 if (id == debug_area_first) in _debug_unregister()
761 debug_area_first = id->next; in _debug_unregister()
762 if (id == debug_area_last) in _debug_unregister()
763 debug_area_last = id->prev; in _debug_unregister()
764 if (id->prev) in _debug_unregister()
765 id->prev->next = id->next; in _debug_unregister()
766 if (id->next) in _debug_unregister()
767 id->next->prev = id->prev; in _debug_unregister()
778 void debug_unregister(debug_info_t *id) in debug_unregister() argument
780 if (!id) in debug_unregister()
783 _debug_unregister(id); in debug_unregister()
786 debug_info_put(id); in debug_unregister()
794 static int debug_set_size(debug_info_t *id, int nr_areas, int pages_per_area) in debug_set_size() argument
799 if (!id || (nr_areas <= 0) || (pages_per_area < 0)) in debug_set_size()
802 new_id = debug_info_alloc("", pages_per_area, nr_areas, id->buf_size, in debug_set_size()
803 id->level, ALL_AREAS); in debug_set_size()
810 spin_lock_irqsave(&id->lock, flags); in debug_set_size()
811 debug_events_append(new_id, id); in debug_set_size()
812 debug_areas_swap(new_id, id); in debug_set_size()
814 spin_unlock_irqrestore(&id->lock, flags); in debug_set_size()
815 pr_info("%s: set new size (%i pages)\n", id->name, pages_per_area); in debug_set_size()
829 void debug_set_level(debug_info_t *id, int new_level) in debug_set_level() argument
833 if (!id) in debug_set_level()
837 pr_info("%s: switched off\n", id->name); in debug_set_level()
840 id->name, new_level, 0, DEBUG_MAX_LEVEL); in debug_set_level()
844 spin_lock_irqsave(&id->lock, flags); in debug_set_level()
845 id->level = new_level; in debug_set_level()
846 spin_unlock_irqrestore(&id->lock, flags); in debug_set_level()
854 static inline void proceed_active_entry(debug_info_t *id) in proceed_active_entry() argument
856 if ((id->active_entries[id->active_area] += id->entry_size) in proceed_active_entry()
857 > (PAGE_SIZE - id->entry_size)) { in proceed_active_entry()
858 id->active_entries[id->active_area] = 0; in proceed_active_entry()
859 id->active_pages[id->active_area] = in proceed_active_entry()
860 (id->active_pages[id->active_area] + 1) % in proceed_active_entry()
861 id->pages_per_area; in proceed_active_entry()
869 static inline void proceed_active_area(debug_info_t *id) in proceed_active_area() argument
871 id->active_area++; in proceed_active_area()
872 id->active_area = id->active_area % id->nr_areas; in proceed_active_area()
878 static inline debug_entry_t *get_active_entry(debug_info_t *id) in get_active_entry() argument
880 return (debug_entry_t *) (((char *) id->areas[id->active_area] in get_active_entry()
881 [id->active_pages[id->active_area]]) + in get_active_entry()
882 id->active_entries[id->active_area]); in get_active_entry()
926 static inline void debug_finish_entry(debug_info_t *id, debug_entry_t *active, in debug_finish_entry() argument
940 proceed_active_entry(id); in debug_finish_entry()
942 proceed_active_area(id); in debug_finish_entry()
1019 debug_entry_t *debug_event_common(debug_info_t *id, int level, const void *buf, in debug_event_common() argument
1025 if (!debug_active || !id->areas) in debug_event_common()
1028 if (!spin_trylock_irqsave(&id->lock, flags)) in debug_event_common()
1031 spin_lock_irqsave(&id->lock, flags); in debug_event_common()
1034 active = get_active_entry(id); in debug_event_common()
1035 memcpy(DEBUG_DATA(active), buf, min(len, id->buf_size)); in debug_event_common()
1036 if (len < id->buf_size) in debug_event_common()
1037 memset((DEBUG_DATA(active)) + len, 0, id->buf_size - len); in debug_event_common()
1038 debug_finish_entry(id, active, level, 0); in debug_event_common()
1039 len -= id->buf_size; in debug_event_common()
1040 buf += id->buf_size; in debug_event_common()
1043 spin_unlock_irqrestore(&id->lock, flags); in debug_event_common()
1052 debug_entry_t *debug_exception_common(debug_info_t *id, int level, in debug_exception_common() argument
1058 if (!debug_active || !id->areas) in debug_exception_common()
1061 if (!spin_trylock_irqsave(&id->lock, flags)) in debug_exception_common()
1064 spin_lock_irqsave(&id->lock, flags); in debug_exception_common()
1067 active = get_active_entry(id); in debug_exception_common()
1068 memcpy(DEBUG_DATA(active), buf, min(len, id->buf_size)); in debug_exception_common()
1069 if (len < id->buf_size) in debug_exception_common()
1070 memset((DEBUG_DATA(active)) + len, 0, id->buf_size - len); in debug_exception_common()
1071 debug_finish_entry(id, active, level, len <= id->buf_size); in debug_exception_common()
1072 len -= id->buf_size; in debug_exception_common()
1073 buf += id->buf_size; in debug_exception_common()
1076 spin_unlock_irqrestore(&id->lock, flags); in debug_exception_common()
1098 debug_entry_t *__debug_sprintf_event(debug_info_t *id, int level, char *string, ...) in __debug_sprintf_event() argument
1106 if (!debug_active || !id->areas) in __debug_sprintf_event()
1111 if (!spin_trylock_irqsave(&id->lock, flags)) in __debug_sprintf_event()
1114 spin_lock_irqsave(&id->lock, flags); in __debug_sprintf_event()
1116 active = get_active_entry(id); in __debug_sprintf_event()
1120 for (idx = 0; idx < min(numargs, (int)(id->buf_size / sizeof(long)) - 1); idx++) in __debug_sprintf_event()
1123 debug_finish_entry(id, active, level, 0); in __debug_sprintf_event()
1124 spin_unlock_irqrestore(&id->lock, flags); in __debug_sprintf_event()
1133 debug_entry_t *__debug_sprintf_exception(debug_info_t *id, int level, char *string, ...) in __debug_sprintf_exception() argument
1141 if (!debug_active || !id->areas) in __debug_sprintf_exception()
1147 if (!spin_trylock_irqsave(&id->lock, flags)) in __debug_sprintf_exception()
1150 spin_lock_irqsave(&id->lock, flags); in __debug_sprintf_exception()
1152 active = get_active_entry(id); in __debug_sprintf_exception()
1156 for (idx = 0; idx < min(numargs, (int)(id->buf_size / sizeof(long)) - 1); idx++) in __debug_sprintf_exception()
1159 debug_finish_entry(id, active, level, 1); in __debug_sprintf_exception()
1160 spin_unlock_irqrestore(&id->lock, flags); in __debug_sprintf_exception()
1177 int debug_register_view(debug_info_t *id, struct debug_view *view) in debug_register_view() argument
1185 if (!id) in debug_register_view()
1187 mode = (id->mode | S_IFREG) & ~S_IXUGO; in debug_register_view()
1192 pde = debugfs_create_file(view->name, mode, id->debugfs_root_entry, in debug_register_view()
1193 id, &debug_file_ops); in debug_register_view()
1194 spin_lock_irqsave(&id->lock, flags); in debug_register_view()
1196 if (!id->views[i]) in debug_register_view()
1202 id->views[i] = view; in debug_register_view()
1203 id->debugfs_entries[i] = pde; in debug_register_view()
1205 spin_unlock_irqrestore(&id->lock, flags); in debug_register_view()
1208 "number of views %i\n", id->name, view->name, i); in debug_register_view()
1227 int debug_unregister_view(debug_info_t *id, struct debug_view *view) in debug_unregister_view() argument
1233 if (!id) in debug_unregister_view()
1235 spin_lock_irqsave(&id->lock, flags); in debug_unregister_view()
1237 if (id->views[i] == view) in debug_unregister_view()
1243 dentry = id->debugfs_entries[i]; in debug_unregister_view()
1244 id->views[i] = NULL; in debug_unregister_view()
1245 id->debugfs_entries[i] = NULL; in debug_unregister_view()
1247 spin_unlock_irqrestore(&id->lock, flags); in debug_unregister_view()
1294 static int debug_prolog_pages_fn(debug_info_t *id, struct debug_view *view, in debug_prolog_pages_fn() argument
1297 return sprintf(out_buf, "%i\n", id->pages_per_area); in debug_prolog_pages_fn()
1304 static int debug_input_pages_fn(debug_info_t *id, struct debug_view *view, in debug_input_pages_fn() argument
1327 rc = debug_set_size(id, id->nr_areas, new_pages); in debug_input_pages_fn()
1343 static int debug_prolog_level_fn(debug_info_t *id, struct debug_view *view, in debug_prolog_level_fn() argument
1348 if (id->level == DEBUG_OFF_LEVEL) in debug_prolog_level_fn()
1351 rc = sprintf(out_buf, "%i\n", id->level); in debug_prolog_level_fn()
1358 static int debug_input_level_fn(debug_info_t *id, struct debug_view *view, in debug_input_level_fn() argument
1377 debug_set_level(id, DEBUG_OFF_LEVEL); in debug_input_level_fn()
1387 debug_set_level(id, new_level); in debug_input_level_fn()
1400 static void debug_flush(debug_info_t *id, int area) in debug_flush() argument
1405 if (!id || !id->areas) in debug_flush()
1407 spin_lock_irqsave(&id->lock, flags); in debug_flush()
1409 id->active_area = 0; in debug_flush()
1410 memset(id->active_entries, 0, id->nr_areas * sizeof(int)); in debug_flush()
1411 for (i = 0; i < id->nr_areas; i++) { in debug_flush()
1412 id->active_pages[i] = 0; in debug_flush()
1413 for (j = 0; j < id->pages_per_area; j++) in debug_flush()
1414 memset(id->areas[i][j], 0, PAGE_SIZE); in debug_flush()
1416 } else if (area >= 0 && area < id->nr_areas) { in debug_flush()
1417 id->active_entries[area] = 0; in debug_flush()
1418 id->active_pages[area] = 0; in debug_flush()
1419 for (i = 0; i < id->pages_per_area; i++) in debug_flush()
1420 memset(id->areas[area][i], 0, PAGE_SIZE); in debug_flush()
1422 spin_unlock_irqrestore(&id->lock, flags); in debug_flush()
1428 static int debug_input_flush_fn(debug_info_t *id, struct debug_view *view, in debug_input_flush_fn() argument
1446 debug_flush(id, DEBUG_FLUSH_ALL); in debug_input_flush_fn()
1452 debug_flush(id, area); in debug_input_flush_fn()
1467 static int debug_hex_ascii_format_fn(debug_info_t *id, struct debug_view *view, in debug_hex_ascii_format_fn() argument
1472 for (i = 0; i < id->buf_size; i++) in debug_hex_ascii_format_fn()
1475 for (i = 0; i < id->buf_size; i++) { in debug_hex_ascii_format_fn()
1490 int debug_dflt_header_fn(debug_info_t *id, struct debug_view *view, in debug_dflt_header_fn() argument
1522 static int debug_sprintf_format_fn(debug_info_t *id, struct debug_view *view, in debug_sprintf_format_fn() argument
1530 num_longs = id->buf_size / sizeof(long); in debug_sprintf_format_fn()