102 	struct zcomp_strm_multi *zs = comp->stream;  in zcomp_strm_multi_find()  local
106 		spin_lock(&zs->strm_lock);  in zcomp_strm_multi_find()
107 		if (!list_empty(&zs->idle_strm)) {  in zcomp_strm_multi_find()
108 			zstrm = list_entry(zs->idle_strm.next,  in zcomp_strm_multi_find()
111 			spin_unlock(&zs->strm_lock);  in zcomp_strm_multi_find()
115 		if (zs->avail_strm >= zs->max_strm) {  in zcomp_strm_multi_find()
116 			spin_unlock(&zs->strm_lock);  in zcomp_strm_multi_find()
117 			wait_event(zs->strm_wait, !list_empty(&zs->idle_strm));  in zcomp_strm_multi_find()
121 		zs->avail_strm++;  in zcomp_strm_multi_find()
122 		spin_unlock(&zs->strm_lock);  in zcomp_strm_multi_find()
126 			spin_lock(&zs->strm_lock);  in zcomp_strm_multi_find()
127 			zs->avail_strm--;  in zcomp_strm_multi_find()
128 			spin_unlock(&zs->strm_lock);  in zcomp_strm_multi_find()
129 			wait_event(zs->strm_wait, !list_empty(&zs->idle_strm));  in zcomp_strm_multi_find()
140 	struct zcomp_strm_multi *zs = comp->stream;  in zcomp_strm_multi_release()  local
142 	spin_lock(&zs->strm_lock);  in zcomp_strm_multi_release()
143 	if (zs->avail_strm <= zs->max_strm) {  in zcomp_strm_multi_release()
144 		list_add(&zstrm->list, &zs->idle_strm);  in zcomp_strm_multi_release()
145 		spin_unlock(&zs->strm_lock);  in zcomp_strm_multi_release()
146 		wake_up(&zs->strm_wait);  in zcomp_strm_multi_release()
150 	zs->avail_strm--;  in zcomp_strm_multi_release()
151 	spin_unlock(&zs->strm_lock);  in zcomp_strm_multi_release()
158 	struct zcomp_strm_multi *zs = comp->stream;  in zcomp_strm_multi_set_max_streams()  local
161 	spin_lock(&zs->strm_lock);  in zcomp_strm_multi_set_max_streams()
162 	zs->max_strm = num_strm;  in zcomp_strm_multi_set_max_streams()
167 	while (zs->avail_strm > num_strm && !list_empty(&zs->idle_strm)) {  in zcomp_strm_multi_set_max_streams()
168 		zstrm = list_entry(zs->idle_strm.next,  in zcomp_strm_multi_set_max_streams()
172 		zs->avail_strm--;  in zcomp_strm_multi_set_max_streams()
174 	spin_unlock(&zs->strm_lock);  in zcomp_strm_multi_set_max_streams()
180 	struct zcomp_strm_multi *zs = comp->stream;  in zcomp_strm_multi_destroy()  local
183 	while (!list_empty(&zs->idle_strm)) {  in zcomp_strm_multi_destroy()
184 		zstrm = list_entry(zs->idle_strm.next,  in zcomp_strm_multi_destroy()
189 	kfree(zs);  in zcomp_strm_multi_destroy()
195 	struct zcomp_strm_multi *zs;  in zcomp_strm_multi_create()  local
201 	zs = kmalloc(sizeof(struct zcomp_strm_multi), GFP_KERNEL);  in zcomp_strm_multi_create()
202 	if (!zs)  in zcomp_strm_multi_create()
205 	comp->stream = zs;  in zcomp_strm_multi_create()
206 	spin_lock_init(&zs->strm_lock);  in zcomp_strm_multi_create()
207 	INIT_LIST_HEAD(&zs->idle_strm);  in zcomp_strm_multi_create()
208 	init_waitqueue_head(&zs->strm_wait);  in zcomp_strm_multi_create()
209 	zs->max_strm = max_strm;  in zcomp_strm_multi_create()
210 	zs->avail_strm = 1;  in zcomp_strm_multi_create()
214 		kfree(zs);  in zcomp_strm_multi_create()
217 	list_add(&zstrm->list, &zs->idle_strm);  in zcomp_strm_multi_create()
223 	struct zcomp_strm_single *zs = comp->stream;  in zcomp_strm_single_find()  local
224 	mutex_lock(&zs->strm_lock);  in zcomp_strm_single_find()
225 	return zs->zstrm;  in zcomp_strm_single_find()
231 	struct zcomp_strm_single *zs = comp->stream;  in zcomp_strm_single_release()  local
232 	mutex_unlock(&zs->strm_lock);  in zcomp_strm_single_release()
243 	struct zcomp_strm_single *zs = comp->stream;  in zcomp_strm_single_destroy()  local
244 	zcomp_strm_free(comp, zs->zstrm);  in zcomp_strm_single_destroy()
245 	kfree(zs);  in zcomp_strm_single_destroy()
250 	struct zcomp_strm_single *zs;  in zcomp_strm_single_create()  local
256 	zs = kmalloc(sizeof(struct zcomp_strm_single), GFP_KERNEL);  in zcomp_strm_single_create()
257 	if (!zs)  in zcomp_strm_single_create()
260 	comp->stream = zs;  in zcomp_strm_single_create()
261 	mutex_init(&zs->strm_lock);  in zcomp_strm_single_create()
262 	zs->zstrm = zcomp_strm_alloc(comp);  in zcomp_strm_single_create()
263 	if (!zs->zstrm) {  in zcomp_strm_single_create()
264 		kfree(zs);  in zcomp_strm_single_create()