46 					  int slot,  in op32_idx2desc()  argument
51 	*meta = &(ring->meta[slot]);  in op32_idx2desc()
53 	desc = &(desc[slot]);  in op32_idx2desc()
64 	int slot;  in op32_fill_descriptor()  local
69 	slot = (int)(desc - descbase);  in op32_fill_descriptor()
70 	B43legacy_WARN_ON(!(slot >= 0 && slot < ring->nr_slots));  in op32_fill_descriptor()
78 	if (slot == ring->nr_slots - 1)  in op32_fill_descriptor()
93 static void op32_poke_tx(struct b43legacy_dmaring *ring, int slot)  in op32_poke_tx()  argument
96 			    (u32)(slot * sizeof(struct b43legacy_dmadesc32)));  in op32_poke_tx()
124 				    int slot)  in op32_set_current_rxslot()  argument
127 			    (u32)(slot * sizeof(struct b43legacy_dmadesc32)));  in op32_set_current_rxslot()
135 static inline int next_slot(struct b43legacy_dmaring *ring, int slot)  in next_slot()  argument
137 	B43legacy_WARN_ON(!(slot >= -1 && slot <= ring->nr_slots - 1));  in next_slot()
138 	if (slot == ring->nr_slots - 1)  in next_slot()
140 	return slot + 1;  in next_slot()
143 static inline int prev_slot(struct b43legacy_dmaring *ring, int slot)  in prev_slot()  argument
145 	B43legacy_WARN_ON(!(slot >= 0 && slot <= ring->nr_slots - 1));  in prev_slot()
146 	if (slot == 0)  in prev_slot()
148 	return slot - 1;  in prev_slot()
176 	int slot;  in request_slot()  local
182 	slot = next_slot(ring, ring->current_slot);  in request_slot()
183 	ring->current_slot = slot;  in request_slot()
188 	return slot;  in request_slot()
938 			   int slot)  in generate_cookie()  argument
968 	B43legacy_WARN_ON(!(((u16)slot & 0xF000) == 0x0000));  in generate_cookie()
969 	cookie |= (u16)slot;  in generate_cookie()
977 				      u16 cookie, int *slot)  in parse_cookie()  argument
1004 	*slot = (cookie & 0x0FFF);  in parse_cookie()
1005 	B43legacy_WARN_ON(!(ring && *slot >= 0 && *slot < ring->nr_slots));  in parse_cookie()
1016 	int slot, old_top_slot, old_used_slots;  in dma_tx_fragment()  local
1030 	slot = request_slot(ring);  in dma_tx_fragment()
1031 	desc = op32_idx2desc(ring, slot, &meta_hdr);  in dma_tx_fragment()
1034 	header = &(ring->txhdr_cache[slot * sizeof(  in dma_tx_fragment()
1038 				 generate_cookie(ring, slot));  in dma_tx_fragment()
1057 	slot = request_slot(ring);  in dma_tx_fragment()
1058 	desc = op32_idx2desc(ring, slot, &meta);  in dma_tx_fragment()
1099 	op32_poke_tx(ring, next_slot(ring, slot));  in dma_tx_fragment()
1192 	int slot;  in b43legacy_dma_handle_txstatus()  local
1195 	ring = parse_cookie(dev, status->cookie, &slot);  in b43legacy_dma_handle_txstatus()
1206 	if (unlikely(slot != firstused)) {  in b43legacy_dma_handle_txstatus()
1212 			     ring->index, firstused, slot);  in b43legacy_dma_handle_txstatus()
1217 		B43legacy_WARN_ON(!(slot >= 0 && slot < ring->nr_slots));  in b43legacy_dma_handle_txstatus()
1218 		op32_idx2desc(ring, slot, &meta);  in b43legacy_dma_handle_txstatus()
1283 		slot = next_slot(ring, slot);  in b43legacy_dma_handle_txstatus()
1306 		   int *slot)  in dma_rx()  argument
1316 	desc = op32_idx2desc(ring, *slot, &meta);  in dma_rx()
1368 			desc = op32_idx2desc(ring, *slot, &meta);  in dma_rx()
1372 			*slot = next_slot(ring, *slot);  in dma_rx()
1405 	int slot;  in b43legacy_dma_rx()  local
1414 	slot = ring->current_slot;  in b43legacy_dma_rx()
1415 	for (; slot != current_slot; slot = next_slot(ring, slot)) {  in b43legacy_dma_rx()
1416 		dma_rx(ring, &slot);  in b43legacy_dma_rx()
1419 	op32_set_current_rxslot(ring, slot);  in b43legacy_dma_rx()
1420 	ring->current_slot = slot;  in b43legacy_dma_rx()