34 static void smsdvb_print_dvb_stats(struct smsdvb_debugfs *debug_data,  in smsdvb_print_dvb_stats()  argument
40 	spin_lock(&debug_data->lock);  in smsdvb_print_dvb_stats()
41 	if (debug_data->stats_count) {  in smsdvb_print_dvb_stats()
42 		spin_unlock(&debug_data->lock);  in smsdvb_print_dvb_stats()
46 	buf = debug_data->stats_data;  in smsdvb_print_dvb_stats()
132 	debug_data->stats_count = n;  in smsdvb_print_dvb_stats()
133 	spin_unlock(&debug_data->lock);  in smsdvb_print_dvb_stats()
134 	wake_up(&debug_data->stats_queue);  in smsdvb_print_dvb_stats()
137 static void smsdvb_print_isdb_stats(struct smsdvb_debugfs *debug_data,  in smsdvb_print_isdb_stats()  argument
143 	spin_lock(&debug_data->lock);  in smsdvb_print_isdb_stats()
144 	if (debug_data->stats_count) {  in smsdvb_print_isdb_stats()
145 		spin_unlock(&debug_data->lock);  in smsdvb_print_isdb_stats()
149 	buf = debug_data->stats_data;  in smsdvb_print_isdb_stats()
225 	debug_data->stats_count = n;  in smsdvb_print_isdb_stats()
226 	spin_unlock(&debug_data->lock);  in smsdvb_print_isdb_stats()
227 	wake_up(&debug_data->stats_queue);  in smsdvb_print_isdb_stats()
230 static void smsdvb_print_isdb_stats_ex(struct smsdvb_debugfs *debug_data,  in smsdvb_print_isdb_stats_ex()  argument
236 	spin_lock(&debug_data->lock);  in smsdvb_print_isdb_stats_ex()
237 	if (debug_data->stats_count) {  in smsdvb_print_isdb_stats_ex()
238 		spin_unlock(&debug_data->lock);  in smsdvb_print_isdb_stats_ex()
242 	buf = debug_data->stats_data;  in smsdvb_print_isdb_stats_ex()
321 	debug_data->stats_count = n;  in smsdvb_print_isdb_stats_ex()
322 	spin_unlock(&debug_data->lock);  in smsdvb_print_isdb_stats_ex()
324 	wake_up(&debug_data->stats_queue);  in smsdvb_print_isdb_stats_ex()
330 	struct smsdvb_debugfs *debug_data = client->debug_data;  in smsdvb_stats_open()  local
332 	kref_get(&debug_data->refcount);  in smsdvb_stats_open()
334 	spin_lock(&debug_data->lock);  in smsdvb_stats_open()
335 	debug_data->stats_count = 0;  in smsdvb_stats_open()
336 	debug_data->stats_was_read = false;  in smsdvb_stats_open()
337 	spin_unlock(&debug_data->lock);  in smsdvb_stats_open()
339 	file->private_data = debug_data;  in smsdvb_stats_open()
346 	struct smsdvb_debugfs *debug_data;  in smsdvb_debugfs_data_release()  local
348 	debug_data = container_of(ref, struct smsdvb_debugfs, refcount);  in smsdvb_debugfs_data_release()
349 	kfree(debug_data);  in smsdvb_debugfs_data_release()
352 static int smsdvb_stats_wait_read(struct smsdvb_debugfs *debug_data)  in smsdvb_stats_wait_read()  argument
356 	spin_lock(&debug_data->lock);  in smsdvb_stats_wait_read()
358 	if (debug_data->stats_was_read)  in smsdvb_stats_wait_read()
361 	rc = debug_data->stats_count;  in smsdvb_stats_wait_read()
364 	spin_unlock(&debug_data->lock);  in smsdvb_stats_wait_read()
370 	struct smsdvb_debugfs *debug_data = file->private_data;  in smsdvb_stats_poll()  local
373 	kref_get(&debug_data->refcount);  in smsdvb_stats_poll()
375 	poll_wait(file, &debug_data->stats_queue, wait);  in smsdvb_stats_poll()
377 	rc = smsdvb_stats_wait_read(debug_data);  in smsdvb_stats_poll()
378 	kref_put(&debug_data->refcount, smsdvb_debugfs_data_release);  in smsdvb_stats_poll()
387 	struct smsdvb_debugfs *debug_data = file->private_data;  in smsdvb_stats_read()  local
389 	kref_get(&debug_data->refcount);  in smsdvb_stats_read()
392 		rc = smsdvb_stats_wait_read(debug_data);  in smsdvb_stats_read()
398 		rc = wait_event_interruptible(debug_data->stats_queue,  in smsdvb_stats_read()
399 				      smsdvb_stats_wait_read(debug_data));  in smsdvb_stats_read()
404 	if (debug_data->stats_was_read) {  in smsdvb_stats_read()
409 	len = debug_data->stats_count - *ppos;  in smsdvb_stats_read()
412 					     debug_data->stats_data, len);  in smsdvb_stats_read()
416 	if (*ppos >= debug_data->stats_count) {  in smsdvb_stats_read()
417 		spin_lock(&debug_data->lock);  in smsdvb_stats_read()
418 		debug_data->stats_was_read = true;  in smsdvb_stats_read()
419 		spin_unlock(&debug_data->lock);  in smsdvb_stats_read()
422 	kref_put(&debug_data->refcount, smsdvb_debugfs_data_release);  in smsdvb_stats_read()
428 	struct smsdvb_debugfs *debug_data = file->private_data;  in smsdvb_stats_release()  local
430 	spin_lock(&debug_data->lock);  in smsdvb_stats_release()
431 	debug_data->stats_was_read = true;	/* return EOF to read() */  in smsdvb_stats_release()
432 	spin_unlock(&debug_data->lock);  in smsdvb_stats_release()
433 	wake_up_interruptible_sync(&debug_data->stats_queue);  in smsdvb_stats_release()
435 	kref_put(&debug_data->refcount, smsdvb_debugfs_data_release);  in smsdvb_stats_release()
457 	struct smsdvb_debugfs *debug_data;  in smsdvb_debugfs_create()  local
477 	debug_data = kzalloc(sizeof(*client->debug_data), GFP_KERNEL);  in smsdvb_debugfs_create()
478 	if (!debug_data)  in smsdvb_debugfs_create()
481 	client->debug_data        = debug_data;  in smsdvb_debugfs_create()
486 	init_waitqueue_head(&debug_data->stats_queue);  in smsdvb_debugfs_create()
487 	spin_lock_init(&debug_data->lock);  in smsdvb_debugfs_create()
488 	kref_init(&debug_data->refcount);  in smsdvb_debugfs_create()
503 	kref_put(&client->debug_data->refcount, smsdvb_debugfs_data_release);  in smsdvb_debugfs_release()
505 	client->debug_data = NULL;  in smsdvb_debugfs_release()