31 int fm10k_setup_tx_resources(struct fm10k_ring *tx_ring)  in fm10k_setup_tx_resources()  argument
33 	struct device *dev = tx_ring->dev;  in fm10k_setup_tx_resources()
36 	size = sizeof(struct fm10k_tx_buffer) * tx_ring->count;  in fm10k_setup_tx_resources()
38 	tx_ring->tx_buffer = vzalloc(size);  in fm10k_setup_tx_resources()
39 	if (!tx_ring->tx_buffer)  in fm10k_setup_tx_resources()
42 	u64_stats_init(&tx_ring->syncp);  in fm10k_setup_tx_resources()
45 	tx_ring->size = tx_ring->count * sizeof(struct fm10k_tx_desc);  in fm10k_setup_tx_resources()
46 	tx_ring->size = ALIGN(tx_ring->size, 4096);  in fm10k_setup_tx_resources()
48 	tx_ring->desc = dma_alloc_coherent(dev, tx_ring->size,  in fm10k_setup_tx_resources()
49 					   &tx_ring->dma, GFP_KERNEL);  in fm10k_setup_tx_resources()
50 	if (!tx_ring->desc)  in fm10k_setup_tx_resources()
56 	vfree(tx_ring->tx_buffer);  in fm10k_setup_tx_resources()
57 	tx_ring->tx_buffer = NULL;  in fm10k_setup_tx_resources()
76 		err = fm10k_setup_tx_resources(interface->tx_ring[i]);  in fm10k_setup_all_tx_resources()
89 		fm10k_free_tx_resources(interface->tx_ring[i]);  in fm10k_setup_all_tx_resources()
186 static void fm10k_clean_tx_ring(struct fm10k_ring *tx_ring)  in fm10k_clean_tx_ring()  argument
193 	if (!tx_ring->tx_buffer)  in fm10k_clean_tx_ring()
197 	for (i = 0; i < tx_ring->count; i++) {  in fm10k_clean_tx_ring()
198 		tx_buffer = &tx_ring->tx_buffer[i];  in fm10k_clean_tx_ring()
199 		fm10k_unmap_and_free_tx_resource(tx_ring, tx_buffer);  in fm10k_clean_tx_ring()
203 	netdev_tx_reset_queue(txring_txq(tx_ring));  in fm10k_clean_tx_ring()
205 	size = sizeof(struct fm10k_tx_buffer) * tx_ring->count;  in fm10k_clean_tx_ring()
206 	memset(tx_ring->tx_buffer, 0, size);  in fm10k_clean_tx_ring()
209 	memset(tx_ring->desc, 0, tx_ring->size);  in fm10k_clean_tx_ring()
218 void fm10k_free_tx_resources(struct fm10k_ring *tx_ring)  in fm10k_free_tx_resources()  argument
220 	fm10k_clean_tx_ring(tx_ring);  in fm10k_free_tx_resources()
222 	vfree(tx_ring->tx_buffer);  in fm10k_free_tx_resources()
223 	tx_ring->tx_buffer = NULL;  in fm10k_free_tx_resources()
226 	if (!tx_ring->desc)  in fm10k_free_tx_resources()
229 	dma_free_coherent(tx_ring->dev, tx_ring->size,  in fm10k_free_tx_resources()
230 			  tx_ring->desc, tx_ring->dma);  in fm10k_free_tx_resources()
231 	tx_ring->desc = NULL;  in fm10k_free_tx_resources()
243 		fm10k_clean_tx_ring(interface->tx_ring[i]);  in fm10k_clean_all_tx_rings()
257 		fm10k_free_tx_resources(interface->tx_ring[i]);  in fm10k_free_all_tx_resources()
704 	err = fm10k_xmit_frame_ring(skb, interface->tx_ring[r_idx]);  in fm10k_xmit_frame()
731 		struct fm10k_ring *tx_ring = interface->tx_ring[i];  in fm10k_tx_timeout()  local
733 		if (check_for_tx_hang(tx_ring) && fm10k_check_tx_hang(tx_ring))  in fm10k_tx_timeout()
1158 		ring = READ_ONCE(interface->tx_ring[i]);  in fm10k_get_stats64()