106 	unsigned			slots;  member
175 static int ipu_dmfc_setup_channel(struct dmfc_channel *dmfc, int slots,  in ipu_dmfc_setup_channel()  argument
183 			slots, segment, dmfc->data->ipu_channel);  in ipu_dmfc_setup_channel()
185 	switch (slots) {  in ipu_dmfc_setup_channel()
226 	dmfc->slots = slots;  in ipu_dmfc_setup_channel()
229 	dmfc->slotmask = ((1 << slots) - 1) << segment;  in ipu_dmfc_setup_channel()
237 	int slots = 1;  in dmfc_bandwidth_to_slots()  local
239 	while (slots * priv->bandwidth_per_slot < bandwidth)  in dmfc_bandwidth_to_slots()
240 		slots *= 2;  in dmfc_bandwidth_to_slots()
242 	return slots;  in dmfc_bandwidth_to_slots()
245 static int dmfc_find_slots(struct ipu_dmfc_priv *priv, int slots)  in dmfc_find_slots()  argument
250 	slotmask_need = (1 << slots) - 1;  in dmfc_find_slots()
272 			dmfc->slots, dmfc->segment);  in ipu_dmfc_free_bandwidth()
276 	if (!dmfc->slots)  in ipu_dmfc_free_bandwidth()
280 	dmfc->slots = 0;  in ipu_dmfc_free_bandwidth()
287 		if (priv->channels[i].slots > 0) {  in ipu_dmfc_free_bandwidth()
289 				dmfc_find_slots(priv, priv->channels[i].slots);  in ipu_dmfc_free_bandwidth()
291 				((1 << priv->channels[i].slots) - 1) <<  in ipu_dmfc_free_bandwidth()
297 		if (priv->channels[i].slots > 0)  in ipu_dmfc_free_bandwidth()
299 					priv->channels[i].slots,  in ipu_dmfc_free_bandwidth()
312 	int slots = dmfc_bandwidth_to_slots(priv, bandwidth_pixel_per_second);  in ipu_dmfc_alloc_bandwidth()  local
323 	if (slots > 8) {  in ipu_dmfc_alloc_bandwidth()
330 		segment = dmfc_find_slots(priv, slots * 2);  in ipu_dmfc_alloc_bandwidth()
331 	else if (slots < 2)  in ipu_dmfc_alloc_bandwidth()
333 		slots = 2;  in ipu_dmfc_alloc_bandwidth()
336 		slots *= 2;  in ipu_dmfc_alloc_bandwidth()
338 		segment = dmfc_find_slots(priv, slots);  in ipu_dmfc_alloc_bandwidth()
344 	ipu_dmfc_setup_channel(dmfc, slots, segment, burstsize);  in ipu_dmfc_alloc_bandwidth()
360 	if ((dmfc->slots * 64 * 4) / width > dmfc->data->max_fifo_lines)  in ipu_dmfc_init_channel()