25 	struct idset *set;  in idset_new()  local
27 	set = vmalloc(sizeof(struct idset) + bitmap_size(num_ssid, num_id));  in idset_new()
28 	if (set) {  in idset_new()
29 		set->num_ssid = num_ssid;  in idset_new()
30 		set->num_id = num_id;  in idset_new()
31 		memset(set->bitmap, 0, bitmap_size(num_ssid, num_id));  in idset_new()
33 	return set;  in idset_new()
36 void idset_free(struct idset *set)  in idset_free()  argument
38 	vfree(set);  in idset_free()
41 void idset_fill(struct idset *set)  in idset_fill()  argument
43 	memset(set->bitmap, 0xff, bitmap_size(set->num_ssid, set->num_id));  in idset_fill()
46 static inline void idset_add(struct idset *set, int ssid, int id)  in idset_add()  argument
48 	set_bit(ssid * set->num_id + id, set->bitmap);  in idset_add()
51 static inline void idset_del(struct idset *set, int ssid, int id)  in idset_del()  argument
53 	clear_bit(ssid * set->num_id + id, set->bitmap);  in idset_del()
56 static inline int idset_contains(struct idset *set, int ssid, int id)  in idset_contains()  argument
58 	return test_bit(ssid * set->num_id + id, set->bitmap);  in idset_contains()
61 static inline int idset_get_first(struct idset *set, int *ssid, int *id)  in idset_get_first()  argument
65 	bitnum = find_first_bit(set->bitmap, set->num_ssid * set->num_id);  in idset_get_first()
66 	if (bitnum >= set->num_ssid * set->num_id)  in idset_get_first()
68 	*ssid = bitnum / set->num_id;  in idset_get_first()
69 	*id = bitnum % set->num_id;  in idset_get_first()
78 void idset_sch_add(struct idset *set, struct subchannel_id schid)  in idset_sch_add()  argument
80 	idset_add(set, schid.ssid, schid.sch_no);  in idset_sch_add()
83 void idset_sch_del(struct idset *set, struct subchannel_id schid)  in idset_sch_del()  argument
85 	idset_del(set, schid.ssid, schid.sch_no);  in idset_sch_del()
89 void idset_sch_del_subseq(struct idset *set, struct subchannel_id schid)  in idset_sch_del_subseq()  argument
91 	int pos = schid.ssid * set->num_id + schid.sch_no;  in idset_sch_del_subseq()
93 	bitmap_clear(set->bitmap, pos, set->num_id - schid.sch_no);  in idset_sch_del_subseq()
96 int idset_sch_contains(struct idset *set, struct subchannel_id schid)  in idset_sch_contains()  argument
98 	return idset_contains(set, schid.ssid, schid.sch_no);  in idset_sch_contains()
101 int idset_is_empty(struct idset *set)  in idset_is_empty()  argument
103 	return bitmap_empty(set->bitmap, set->num_ssid * set->num_id);  in idset_is_empty()