diff options
Diffstat (limited to 'src/dpdk22/drivers/net/vmxnet3/vmxnet3_ring.h')
| -rw-r--r-- | src/dpdk22/drivers/net/vmxnet3/vmxnet3_ring.h | 180 |
1 files changed, 0 insertions, 180 deletions
diff --git a/src/dpdk22/drivers/net/vmxnet3/vmxnet3_ring.h b/src/dpdk22/drivers/net/vmxnet3/vmxnet3_ring.h deleted file mode 100644 index 612487e1..00000000 --- a/src/dpdk22/drivers/net/vmxnet3/vmxnet3_ring.h +++ /dev/null @@ -1,180 +0,0 @@ -/*- - * BSD LICENSE - * - * Copyright(c) 2010-2014 Intel Corporation. All rights reserved. - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * * Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * * Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in - * the documentation and/or other materials provided with the - * distribution. - * * Neither the name of Intel Corporation nor the names of its - * contributors may be used to endorse or promote products derived - * from this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR - * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT - * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, - * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT - * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, - * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY - * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE - * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - */ - -#ifndef _VMXNET3_RING_H_ -#define _VMXNET3_RING_H_ - -#define VMXNET3_RX_CMDRING_SIZE 2 - -#define VMXNET3_DRIVER_VERSION_NUM 0x01012000 - -/* Default ring size */ -#define VMXNET3_DEF_TX_RING_SIZE 512 -#define VMXNET3_DEF_RX_RING_SIZE 128 - -#define VMXNET3_SUCCESS 0 -#define VMXNET3_FAIL -1 - -#define TRUE 1 -#define FALSE 0 - - -typedef struct vmxnet3_buf_info { - uint16_t len; - struct rte_mbuf *m; - uint64_t bufPA; -} vmxnet3_buf_info_t; - -typedef struct vmxnet3_cmd_ring { - vmxnet3_buf_info_t *buf_info; - uint32_t size; - uint32_t next2fill; - uint32_t next2comp; - uint8_t gen; - uint8_t rid; - Vmxnet3_GenericDesc *base; - uint64_t basePA; -} vmxnet3_cmd_ring_t; - -static inline void -vmxnet3_cmd_ring_adv_next2fill(struct vmxnet3_cmd_ring *ring) -{ - ring->next2fill++; - if (unlikely(ring->next2fill == ring->size)) { - ring->next2fill = 0; - ring->gen = (uint8_t)(ring->gen ^ 1); - } -} - -static inline void -vmxnet3_cmd_ring_adv_next2comp(struct vmxnet3_cmd_ring *ring) -{ - VMXNET3_INC_RING_IDX_ONLY(ring->next2comp, ring->size); -} - -static inline uint32_t -vmxnet3_cmd_ring_desc_avail(struct vmxnet3_cmd_ring *ring) -{ - return (ring->next2comp > ring->next2fill ? 0 : ring->size) + - ring->next2comp - ring->next2fill - 1; -} - -static inline bool -vmxnet3_cmd_ring_desc_empty(struct vmxnet3_cmd_ring *ring) -{ - return (ring->next2comp == ring->next2fill); -} - -typedef struct vmxnet3_comp_ring { - uint32_t size; - uint32_t next2proc; - uint8_t gen; - uint8_t intr_idx; - Vmxnet3_GenericDesc *base; - uint64_t basePA; -} vmxnet3_comp_ring_t; - -struct vmxnet3_data_ring { - struct Vmxnet3_TxDataDesc *base; - uint32_t size; - uint64_t basePA; -}; - -static inline void -vmxnet3_comp_ring_adv_next2proc(struct vmxnet3_comp_ring *ring) -{ - ring->next2proc++; - if (unlikely(ring->next2proc == ring->size)) { - ring->next2proc = 0; - ring->gen = (uint8_t)(ring->gen ^ 1); - } -} - -struct vmxnet3_txq_stats { - uint64_t drop_total; /* # of pkts dropped by the driver, - * the counters below track droppings due to - * different reasons - */ - uint64_t drop_too_many_segs; - uint64_t drop_tso; - uint64_t tx_ring_full; -}; - -typedef struct vmxnet3_tx_ctx { - int ip_type; - bool is_vlan; - bool is_cso; - - uint16_t evl_tag; /* only valid when is_vlan == TRUE */ - uint32_t eth_hdr_size; /* only valid for pkts requesting tso or csum - * offloading */ - uint32_t ip_hdr_size; - uint32_t l4_hdr_size; -} vmxnet3_tx_ctx_t; - -typedef struct vmxnet3_tx_queue { - struct vmxnet3_hw *hw; - struct vmxnet3_cmd_ring cmd_ring; - struct vmxnet3_comp_ring comp_ring; - struct vmxnet3_data_ring data_ring; - uint32_t qid; - struct Vmxnet3_TxQueueDesc *shared; - struct vmxnet3_txq_stats stats; - bool stopped; - uint16_t queue_id; /**< Device TX queue index. */ - uint8_t port_id; /**< Device port identifier. */ -} vmxnet3_tx_queue_t; - - -struct vmxnet3_rxq_stats { - uint64_t drop_total; - uint64_t drop_err; - uint64_t drop_fcs; - uint64_t rx_buf_alloc_failure; -}; - -typedef struct vmxnet3_rx_queue { - struct rte_mempool *mp; - struct vmxnet3_hw *hw; - struct vmxnet3_cmd_ring cmd_ring[VMXNET3_RX_CMDRING_SIZE]; - struct vmxnet3_comp_ring comp_ring; - uint32_t qid1; - uint32_t qid2; - Vmxnet3_RxQueueDesc *shared; - struct vmxnet3_rxq_stats stats; - bool stopped; - uint16_t queue_id; /**< Device RX queue index. */ - uint8_t port_id; /**< Device port identifier. */ -} vmxnet3_rx_queue_t; - -#endif /* _VMXNET3_RING_H_ */ |