1 /* SPDX-License-Identifier: BSD-3-Clause
2 * Copyright(c) 2014-2018 Broadcom
9 struct bnxt_tx_ring_info;
10 struct bnxt_cp_ring_info;
11 struct bnxt_tx_queue {
12 uint16_t nb_tx_desc; /* number of TX descriptors */
13 uint16_t tx_free_thresh;/* minimum TX before freeing */
14 /** Index to last TX descriptor to have been cleaned. */
15 uint16_t last_desc_cleaned;
16 /** Total number of TX descriptors ready to be allocated. */
17 uint16_t tx_next_dd; /* next desc to scan for DD bit */
18 uint16_t tx_next_rs; /* next desc to set RS bit */
19 uint16_t queue_id; /* TX queue index */
20 uint16_t reg_idx; /* TX queue register index */
21 uint16_t port_id; /* Device port identifier */
22 uint8_t pthresh; /* Prefetch threshold register */
23 uint8_t hthresh; /* Host threshold register */
24 uint8_t wthresh; /* Write-back threshold reg */
25 uint32_t ctx_curr; /* Hardware context states */
26 uint8_t tx_deferred_start; /* not in global dev start */
27 uint8_t tx_started; /* TX queue is started */
32 uint32_t tx_cfa_action;
33 uint32_t vfr_tx_cfa_action;
34 struct bnxt_tx_ring_info *tx_ring;
36 unsigned int cp_nr_rings;
37 struct bnxt_cp_ring_info *cp_ring;
38 const struct rte_memzone *mz;
39 struct rte_mbuf **free;
42 void bnxt_free_txq_stats(struct bnxt_tx_queue *txq);
43 void bnxt_free_tx_mbufs(struct bnxt *bp);
44 void bnxt_tx_queue_release_op(void *tx_queue);
45 int bnxt_tx_queue_setup_op(struct rte_eth_dev *eth_dev,
48 unsigned int socket_id,
49 const struct rte_eth_txconf *tx_conf);