15 int fm10k_setup_tx_resources(struct fm10k_ring *tx_ring)  in fm10k_setup_tx_resources()  argument
17 	struct device *dev = tx_ring->dev;  in fm10k_setup_tx_resources()
20 	size = sizeof(struct fm10k_tx_buffer) * tx_ring->count;  in fm10k_setup_tx_resources()
22 	tx_ring->tx_buffer = vzalloc(size);  in fm10k_setup_tx_resources()
23 	if (!tx_ring->tx_buffer)  in fm10k_setup_tx_resources()
26 	u64_stats_init(&tx_ring->syncp);  in fm10k_setup_tx_resources()
29 	tx_ring->size = tx_ring->count * sizeof(struct fm10k_tx_desc);  in fm10k_setup_tx_resources()
30 	tx_ring->size = ALIGN(tx_ring->size, 4096);  in fm10k_setup_tx_resources()
32 	tx_ring->desc = dma_alloc_coherent(dev, tx_ring->size,  in fm10k_setup_tx_resources()
33 					   &tx_ring->dma, GFP_KERNEL);  in fm10k_setup_tx_resources()
34 	if (!tx_ring->desc)  in fm10k_setup_tx_resources()
40 	vfree(tx_ring->tx_buffer);  in fm10k_setup_tx_resources()
41 	tx_ring->tx_buffer = NULL;  in fm10k_setup_tx_resources()
60 		err = fm10k_setup_tx_resources(interface->tx_ring[i]);  in fm10k_setup_all_tx_resources()
73 		fm10k_free_tx_resources(interface->tx_ring[i]);  in fm10k_setup_all_tx_resources()
170 static void fm10k_clean_tx_ring(struct fm10k_ring *tx_ring)  in fm10k_clean_tx_ring()  argument
176 	if (!tx_ring->tx_buffer)  in fm10k_clean_tx_ring()
180 	for (i = 0; i < tx_ring->count; i++) {  in fm10k_clean_tx_ring()
181 		struct fm10k_tx_buffer *tx_buffer = &tx_ring->tx_buffer[i];  in fm10k_clean_tx_ring()
183 		fm10k_unmap_and_free_tx_resource(tx_ring, tx_buffer);  in fm10k_clean_tx_ring()
187 	netdev_tx_reset_queue(txring_txq(tx_ring));  in fm10k_clean_tx_ring()
189 	size = sizeof(struct fm10k_tx_buffer) * tx_ring->count;  in fm10k_clean_tx_ring()
190 	memset(tx_ring->tx_buffer, 0, size);  in fm10k_clean_tx_ring()
193 	memset(tx_ring->desc, 0, tx_ring->size);  in fm10k_clean_tx_ring()
202 void fm10k_free_tx_resources(struct fm10k_ring *tx_ring)  in fm10k_free_tx_resources()  argument
204 	fm10k_clean_tx_ring(tx_ring);  in fm10k_free_tx_resources()
206 	vfree(tx_ring->tx_buffer);  in fm10k_free_tx_resources()
207 	tx_ring->tx_buffer = NULL;  in fm10k_free_tx_resources()
210 	if (!tx_ring->desc)  in fm10k_free_tx_resources()
213 	dma_free_coherent(tx_ring->dev, tx_ring->size,  in fm10k_free_tx_resources()
214 			  tx_ring->desc, tx_ring->dma);  in fm10k_free_tx_resources()
215 	tx_ring->desc = NULL;  in fm10k_free_tx_resources()
227 		fm10k_clean_tx_ring(interface->tx_ring[i]);  in fm10k_clean_all_tx_rings()
241 		fm10k_free_tx_resources(interface->tx_ring[i]);  in fm10k_free_all_tx_resources()
691 	err = fm10k_xmit_frame_ring(skb, interface->tx_ring[r_idx]);  in fm10k_xmit_frame()
708 		struct fm10k_ring *tx_ring = interface->tx_ring[i];  in fm10k_tx_timeout()  local
710 		if (check_for_tx_hang(tx_ring) && fm10k_check_tx_hang(tx_ring))  in fm10k_tx_timeout()
1355 		ring = READ_ONCE(interface->tx_ring[i]);  in fm10k_get_stats64()