35 	q->buffers = 0;  in ivtv_queue_init()
53 	q->buffers++;  in ivtv_enqueue()
68 		q->buffers--;  in ivtv_dequeue()
82 	from->buffers--;  in ivtv_queue_move_buf()
88 	to->buffers++;  in ivtv_queue_move_buf()
93 /* Move 'needed_bytes' worth of buffers from queue 'from' into queue 'to'.
94    If 'needed_bytes' == 0, then move all buffers from 'from' into 'to'.
95    If 'steal' != NULL, then buffers may also taken from that queue if
99    also cleared if buffers need to be taken from the 'steal' queue and
107    -ENOMEM is returned if the buffers could not be obtained, 0 if all
108    buffers where obtained from the 'from' list and if non-zero then
109    the number of stolen buffers is returned. */
136 		/* move buffers from the tail of the 'steal' queue to the tail of the  in ivtv_queue_move()
137 		   'from' queue. Always copy all the buffers with the same dma_xfer_cnt  in ivtv_queue_move()
139 		   if one frame is stored in multiple buffers. */  in ivtv_queue_move()
143 			steal->buffers--;  in ivtv_queue_move()
147 			from->buffers++;  in ivtv_queue_move()
184 	int SGsize = sizeof(struct ivtv_sg_host_element) * s->buffers;  in ivtv_stream_alloc()
187 	if (s->buffers == 0)  in ivtv_stream_alloc()
190 	IVTV_DEBUG_INFO("Allocate %s%s stream: %d x %d buffers (%dkB total)\n",  in ivtv_stream_alloc()
192 		s->name, s->buffers, s->buf_size, s->buffers * s->buf_size / 1024);  in ivtv_stream_alloc()
227 	/* allocate stream buffers. Initially all buffers are in q_free. */  in ivtv_stream_alloc()
228 	for (i = 0; i < s->buffers; i++) {  in ivtv_stream_alloc()
247 	if (i == s->buffers)  in ivtv_stream_alloc()
249 	IVTV_ERR("Couldn't allocate buffers for %s stream\n", s->name);  in ivtv_stream_alloc()
258 	/* move all buffers to q_free */  in ivtv_stream_free()