33 int fm10k_setup_tx_resources(struct fm10k_ring *tx_ring)  in fm10k_setup_tx_resources()  argument
35 	struct device *dev = tx_ring->dev;  in fm10k_setup_tx_resources()
38 	size = sizeof(struct fm10k_tx_buffer) * tx_ring->count;  in fm10k_setup_tx_resources()
40 	tx_ring->tx_buffer = vzalloc(size);  in fm10k_setup_tx_resources()
41 	if (!tx_ring->tx_buffer)  in fm10k_setup_tx_resources()
44 	u64_stats_init(&tx_ring->syncp);  in fm10k_setup_tx_resources()
47 	tx_ring->size = tx_ring->count * sizeof(struct fm10k_tx_desc);  in fm10k_setup_tx_resources()
48 	tx_ring->size = ALIGN(tx_ring->size, 4096);  in fm10k_setup_tx_resources()
50 	tx_ring->desc = dma_alloc_coherent(dev, tx_ring->size,  in fm10k_setup_tx_resources()
51 					   &tx_ring->dma, GFP_KERNEL);  in fm10k_setup_tx_resources()
52 	if (!tx_ring->desc)  in fm10k_setup_tx_resources()
58 	vfree(tx_ring->tx_buffer);  in fm10k_setup_tx_resources()
59 	tx_ring->tx_buffer = NULL;  in fm10k_setup_tx_resources()
78 		err = fm10k_setup_tx_resources(interface->tx_ring[i]);  in fm10k_setup_all_tx_resources()
91 		fm10k_free_tx_resources(interface->tx_ring[i]);  in fm10k_setup_all_tx_resources()
188 static void fm10k_clean_tx_ring(struct fm10k_ring *tx_ring)  in fm10k_clean_tx_ring()  argument
195 	if (!tx_ring->tx_buffer)  in fm10k_clean_tx_ring()
199 	for (i = 0; i < tx_ring->count; i++) {  in fm10k_clean_tx_ring()
200 		tx_buffer = &tx_ring->tx_buffer[i];  in fm10k_clean_tx_ring()
201 		fm10k_unmap_and_free_tx_resource(tx_ring, tx_buffer);  in fm10k_clean_tx_ring()
205 	netdev_tx_reset_queue(txring_txq(tx_ring));  in fm10k_clean_tx_ring()
207 	size = sizeof(struct fm10k_tx_buffer) * tx_ring->count;  in fm10k_clean_tx_ring()
208 	memset(tx_ring->tx_buffer, 0, size);  in fm10k_clean_tx_ring()
211 	memset(tx_ring->desc, 0, tx_ring->size);  in fm10k_clean_tx_ring()
220 void fm10k_free_tx_resources(struct fm10k_ring *tx_ring)  in fm10k_free_tx_resources()  argument
222 	fm10k_clean_tx_ring(tx_ring);  in fm10k_free_tx_resources()
224 	vfree(tx_ring->tx_buffer);  in fm10k_free_tx_resources()
225 	tx_ring->tx_buffer = NULL;  in fm10k_free_tx_resources()
228 	if (!tx_ring->desc)  in fm10k_free_tx_resources()
231 	dma_free_coherent(tx_ring->dev, tx_ring->size,  in fm10k_free_tx_resources()
232 			  tx_ring->desc, tx_ring->dma);  in fm10k_free_tx_resources()
233 	tx_ring->desc = NULL;  in fm10k_free_tx_resources()
245 		fm10k_clean_tx_ring(interface->tx_ring[i]);  in fm10k_clean_all_tx_rings()
262 		fm10k_free_tx_resources(interface->tx_ring[i]);  in fm10k_free_all_tx_resources()
668 	err = fm10k_xmit_frame_ring(skb, interface->tx_ring[r_idx]);  in fm10k_xmit_frame()
695 		struct fm10k_ring *tx_ring = interface->tx_ring[i];  in fm10k_tx_timeout()  local
697 		if (check_for_tx_hang(tx_ring) && fm10k_check_tx_hang(tx_ring))  in fm10k_tx_timeout()