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,
422 debug_info_t *id; in debug_next_entry() local
424 id = p_info->debug_info_snap; in debug_next_entry()
430 if (!id->areas) in debug_next_entry()
432 p_info->act_entry += id->entry_size; in debug_next_entry()
434 if (p_info->act_entry > (PAGE_SIZE - id->entry_size)) { in debug_next_entry()
438 if ((p_info->act_page % id->pages_per_area) == 0) { in debug_next_entry()
443 if (p_info->act_area >= id->nr_areas) in debug_next_entry()
604 static void _debug_register(debug_info_t *id) in _debug_register() argument
607 id->debugfs_root_entry = debugfs_create_dir(id->name, in _debug_register()
613 debug_area_first = id; in _debug_register()
614 id->prev = NULL; in _debug_register()
617 debug_area_last->next = id; in _debug_register()
618 id->prev = debug_area_last; in _debug_register()
620 debug_area_last = id; in _debug_register()
621 id->next = NULL; in _debug_register()
623 debug_register_view(id, &debug_level_view); in _debug_register()
624 debug_register_view(id, &debug_flush_view); in _debug_register()
625 debug_register_view(id, &debug_pages_view); in _debug_register()
707 void debug_register_static(debug_info_t *id, int pages_per_area, int nr_areas) in debug_register_static() argument
714 id->name); in debug_register_static()
718 copy = debug_info_alloc("", pages_per_area, nr_areas, id->buf_size, in debug_register_static()
719 id->level, ALL_AREAS); in debug_register_static()
721 pr_err("Registering debug feature %s failed\n", id->name); in debug_register_static()
724 spin_lock_irqsave(&id->lock, flags); in debug_register_static()
725 id->areas = NULL; in debug_register_static()
726 id->active_pages = NULL; in debug_register_static()
727 id->active_entries = NULL; in debug_register_static()
728 spin_unlock_irqrestore(&id->lock, flags); in debug_register_static()
734 spin_lock_irqsave(&id->lock, flags); in debug_register_static()
735 debug_events_append(copy, id); in debug_register_static()
736 debug_areas_swap(id, copy); in debug_register_static()
737 spin_unlock_irqrestore(&id->lock, flags); in debug_register_static()
746 _debug_register(id); in debug_register_static()
751 static void _debug_unregister(debug_info_t *id) in _debug_unregister() argument
756 if (!id->views[i]) in _debug_unregister()
758 debugfs_remove(id->debugfs_entries[i]); in _debug_unregister()
760 debugfs_remove(id->debugfs_root_entry); in _debug_unregister()
761 if (id == debug_area_first) in _debug_unregister()
762 debug_area_first = id->next; in _debug_unregister()
763 if (id == debug_area_last) in _debug_unregister()
764 debug_area_last = id->prev; in _debug_unregister()
765 if (id->prev) in _debug_unregister()
766 id->prev->next = id->next; in _debug_unregister()
767 if (id->next) in _debug_unregister()
768 id->next->prev = id->prev; in _debug_unregister()
779 void debug_unregister(debug_info_t *id) in debug_unregister() argument
781 if (!id) in debug_unregister()
784 _debug_unregister(id); in debug_unregister()
787 debug_info_put(id); in debug_unregister()
795 static int debug_set_size(debug_info_t *id, int nr_areas, int pages_per_area) in debug_set_size() argument
800 if (!id || (nr_areas <= 0) || (pages_per_area < 0)) in debug_set_size()
803 new_id = debug_info_alloc("", pages_per_area, nr_areas, id->buf_size, in debug_set_size()
804 id->level, ALL_AREAS); in debug_set_size()
811 spin_lock_irqsave(&id->lock, flags); in debug_set_size()
812 debug_events_append(new_id, id); in debug_set_size()
813 debug_areas_swap(new_id, id); in debug_set_size()
815 spin_unlock_irqrestore(&id->lock, flags); in debug_set_size()
816 pr_info("%s: set new size (%i pages)\n", id->name, pages_per_area); in debug_set_size()
830 void debug_set_level(debug_info_t *id, int new_level) in debug_set_level() argument
834 if (!id) in debug_set_level()
838 pr_info("%s: switched off\n", id->name); in debug_set_level()
841 id->name, new_level, 0, DEBUG_MAX_LEVEL); in debug_set_level()
845 spin_lock_irqsave(&id->lock, flags); in debug_set_level()
846 id->level = new_level; in debug_set_level()
847 spin_unlock_irqrestore(&id->lock, flags); in debug_set_level()
855 static inline void proceed_active_entry(debug_info_t *id) in proceed_active_entry() argument
857 if ((id->active_entries[id->active_area] += id->entry_size) in proceed_active_entry()
858 > (PAGE_SIZE - id->entry_size)) { in proceed_active_entry()
859 id->active_entries[id->active_area] = 0; in proceed_active_entry()
860 id->active_pages[id->active_area] = in proceed_active_entry()
861 (id->active_pages[id->active_area] + 1) % in proceed_active_entry()
862 id->pages_per_area; in proceed_active_entry()
870 static inline void proceed_active_area(debug_info_t *id) in proceed_active_area() argument
872 id->active_area++; in proceed_active_area()
873 id->active_area = id->active_area % id->nr_areas; in proceed_active_area()
879 static inline debug_entry_t *get_active_entry(debug_info_t *id) in get_active_entry() argument
881 return (debug_entry_t *) (((char *) id->areas[id->active_area] in get_active_entry()
882 [id->active_pages[id->active_area]]) + in get_active_entry()
883 id->active_entries[id->active_area]); in get_active_entry()
927 static inline void debug_finish_entry(debug_info_t *id, debug_entry_t *active, in debug_finish_entry() argument
941 proceed_active_entry(id); in debug_finish_entry()
943 proceed_active_area(id); in debug_finish_entry()
1031 debug_entry_t *debug_event_common(debug_info_t *id, int level, const void *buf, in debug_event_common() argument
1037 if (!debug_active || !id->areas) in debug_event_common()
1040 if (!spin_trylock_irqsave(&id->lock, flags)) in debug_event_common()
1043 spin_lock_irqsave(&id->lock, flags); in debug_event_common()
1046 active = get_active_entry(id); in debug_event_common()
1047 memcpy(DEBUG_DATA(active), buf, min(len, id->buf_size)); in debug_event_common()
1048 if (len < id->buf_size) in debug_event_common()
1049 memset((DEBUG_DATA(active)) + len, 0, id->buf_size - len); in debug_event_common()
1050 debug_finish_entry(id, active, level, 0); in debug_event_common()
1051 len -= id->buf_size; in debug_event_common()
1052 buf += id->buf_size; in debug_event_common()
1055 spin_unlock_irqrestore(&id->lock, flags); in debug_event_common()
1064 debug_entry_t *debug_exception_common(debug_info_t *id, int level, in debug_exception_common() argument
1070 if (!debug_active || !id->areas) in debug_exception_common()
1073 if (!spin_trylock_irqsave(&id->lock, flags)) in debug_exception_common()
1076 spin_lock_irqsave(&id->lock, flags); in debug_exception_common()
1079 active = get_active_entry(id); in debug_exception_common()
1080 memcpy(DEBUG_DATA(active), buf, min(len, id->buf_size)); in debug_exception_common()
1081 if (len < id->buf_size) in debug_exception_common()
1082 memset((DEBUG_DATA(active)) + len, 0, id->buf_size - len); in debug_exception_common()
1083 debug_finish_entry(id, active, level, len <= id->buf_size); in debug_exception_common()
1084 len -= id->buf_size; in debug_exception_common()
1085 buf += id->buf_size; in debug_exception_common()
1088 spin_unlock_irqrestore(&id->lock, flags); in debug_exception_common()
1110 debug_entry_t *__debug_sprintf_event(debug_info_t *id, int level, char *string, ...) in __debug_sprintf_event() argument
1118 if (!debug_active || !id->areas) in __debug_sprintf_event()
1123 if (!spin_trylock_irqsave(&id->lock, flags)) in __debug_sprintf_event()
1126 spin_lock_irqsave(&id->lock, flags); in __debug_sprintf_event()
1128 active = get_active_entry(id); in __debug_sprintf_event()
1132 for (idx = 0; idx < min(numargs, (int)(id->buf_size / sizeof(long)) - 1); idx++) in __debug_sprintf_event()
1135 debug_finish_entry(id, active, level, 0); in __debug_sprintf_event()
1136 spin_unlock_irqrestore(&id->lock, flags); in __debug_sprintf_event()
1145 debug_entry_t *__debug_sprintf_exception(debug_info_t *id, int level, char *string, ...) in __debug_sprintf_exception() argument
1153 if (!debug_active || !id->areas) in __debug_sprintf_exception()
1159 if (!spin_trylock_irqsave(&id->lock, flags)) in __debug_sprintf_exception()
1162 spin_lock_irqsave(&id->lock, flags); in __debug_sprintf_exception()
1164 active = get_active_entry(id); in __debug_sprintf_exception()
1168 for (idx = 0; idx < min(numargs, (int)(id->buf_size / sizeof(long)) - 1); idx++) in __debug_sprintf_exception()
1171 debug_finish_entry(id, active, level, 1); in __debug_sprintf_exception()
1172 spin_unlock_irqrestore(&id->lock, flags); in __debug_sprintf_exception()
1189 int debug_register_view(debug_info_t *id, struct debug_view *view) in debug_register_view() argument
1197 if (!id) in debug_register_view()
1199 mode = (id->mode | S_IFREG) & ~S_IXUGO; in debug_register_view()
1204 pde = debugfs_create_file(view->name, mode, id->debugfs_root_entry, in debug_register_view()
1205 id, &debug_file_ops); in debug_register_view()
1206 spin_lock_irqsave(&id->lock, flags); in debug_register_view()
1208 if (!id->views[i]) in debug_register_view()
1214 id->views[i] = view; in debug_register_view()
1215 id->debugfs_entries[i] = pde; in debug_register_view()
1217 spin_unlock_irqrestore(&id->lock, flags); in debug_register_view()
1220 "number of views %i\n", id->name, view->name, i); in debug_register_view()
1239 int debug_unregister_view(debug_info_t *id, struct debug_view *view) in debug_unregister_view() argument
1245 if (!id) in debug_unregister_view()
1247 spin_lock_irqsave(&id->lock, flags); in debug_unregister_view()
1249 if (id->views[i] == view) in debug_unregister_view()
1255 dentry = id->debugfs_entries[i]; in debug_unregister_view()
1256 id->views[i] = NULL; in debug_unregister_view()
1257 id->debugfs_entries[i] = NULL; in debug_unregister_view()
1259 spin_unlock_irqrestore(&id->lock, flags); in debug_unregister_view()
1306 static int debug_prolog_pages_fn(debug_info_t *id, struct debug_view *view, in debug_prolog_pages_fn() argument
1309 return sprintf(out_buf, "%i\n", id->pages_per_area); in debug_prolog_pages_fn()
1316 static int debug_input_pages_fn(debug_info_t *id, struct debug_view *view, in debug_input_pages_fn() argument
1339 rc = debug_set_size(id, id->nr_areas, new_pages); in debug_input_pages_fn()
1355 static int debug_prolog_level_fn(debug_info_t *id, struct debug_view *view, in debug_prolog_level_fn() argument
1360 if (id->level == DEBUG_OFF_LEVEL) in debug_prolog_level_fn()
1363 rc = sprintf(out_buf, "%i\n", id->level); in debug_prolog_level_fn()
1370 static int debug_input_level_fn(debug_info_t *id, struct debug_view *view, in debug_input_level_fn() argument
1389 debug_set_level(id, DEBUG_OFF_LEVEL); in debug_input_level_fn()
1399 debug_set_level(id, new_level); in debug_input_level_fn()
1412 static void debug_flush(debug_info_t *id, int area) in debug_flush() argument
1417 if (!id || !id->areas) in debug_flush()
1419 spin_lock_irqsave(&id->lock, flags); in debug_flush()
1421 id->active_area = 0; in debug_flush()
1422 memset(id->active_entries, 0, id->nr_areas * sizeof(int)); in debug_flush()
1423 for (i = 0; i < id->nr_areas; i++) { in debug_flush()
1424 id->active_pages[i] = 0; in debug_flush()
1425 for (j = 0; j < id->pages_per_area; j++) in debug_flush()
1426 memset(id->areas[i][j], 0, PAGE_SIZE); in debug_flush()
1428 } else if (area >= 0 && area < id->nr_areas) { in debug_flush()
1429 id->active_entries[area] = 0; in debug_flush()
1430 id->active_pages[area] = 0; in debug_flush()
1431 for (i = 0; i < id->pages_per_area; i++) in debug_flush()
1432 memset(id->areas[area][i], 0, PAGE_SIZE); in debug_flush()
1434 spin_unlock_irqrestore(&id->lock, flags); in debug_flush()
1440 static int debug_input_flush_fn(debug_info_t *id, struct debug_view *view, in debug_input_flush_fn() argument
1458 debug_flush(id, DEBUG_FLUSH_ALL); in debug_input_flush_fn()
1464 debug_flush(id, area); in debug_input_flush_fn()
1479 static int debug_hex_ascii_format_fn(debug_info_t *id, struct debug_view *view, in debug_hex_ascii_format_fn() argument
1484 for (i = 0; i < id->buf_size; i++) in debug_hex_ascii_format_fn()
1487 for (i = 0; i < id->buf_size; i++) { in debug_hex_ascii_format_fn()
1502 int debug_dflt_header_fn(debug_info_t *id, struct debug_view *view, in debug_dflt_header_fn() argument
1534 static int debug_sprintf_format_fn(debug_info_t *id, struct debug_view *view, in debug_sprintf_format_fn() argument
1542 num_longs = id->buf_size / sizeof(long); in debug_sprintf_format_fn()