New upstream version 18.11-rc1

[deb_dpdk.git] / drivers / net / thunderx / nicvf_ethdev.h

diff --git a/drivers/net/thunderx/nicvf_ethdev.h b/drivers/net/thunderx/nicvf_ethdev.h
index 34447e0..c0bfbf8 100644 (file)
--- a/drivers/net/thunderx/nicvf_ethdev.h
+++ b/drivers/net/thunderx/nicvf_ethdev.h
@@ -1,41 +1,13 @@
-/*
- *   BSD LICENSE
- *
- *   Copyright (C) Cavium networks Ltd. 2016.
- *
- *   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 Cavium networks 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.
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2016 Cavium, Inc
  */
 
 #ifndef __THUNDERX_NICVF_ETHDEV_H__
 #define __THUNDERX_NICVF_ETHDEV_H__
 
-#include <rte_ethdev.h>
+#include <rte_ethdev_driver.h>
 
-#define THUNDERX_NICVF_PMD_VERSION      "1.0"
+#define THUNDERX_NICVF_PMD_VERSION      "2.0"
 #define THUNDERX_REG_BYTES             8
 
 #define NICVF_INTR_POLL_INTERVAL_MS    50
@@ -57,6 +29,20 @@
        ETH_RSS_GENEVE | \
        ETH_RSS_NVGRE)
 
+#define NICVF_TX_OFFLOAD_CAPA ( \
+       DEV_TX_OFFLOAD_IPV4_CKSUM       | \
+       DEV_TX_OFFLOAD_UDP_CKSUM        | \
+       DEV_TX_OFFLOAD_TCP_CKSUM        | \
+       DEV_TX_OFFLOAD_OUTER_IPV4_CKSUM | \
+       DEV_TX_OFFLOAD_MBUF_FAST_FREE   | \
+       DEV_TX_OFFLOAD_MULTI_SEGS)
+
+#define NICVF_RX_OFFLOAD_CAPA ( \
+       DEV_RX_OFFLOAD_CHECKSUM    | \
+       DEV_RX_OFFLOAD_VLAN_STRIP  | \
+       DEV_RX_OFFLOAD_JUMBO_FRAME | \
+       DEV_RX_OFFLOAD_SCATTER)
+
 #define NICVF_DEFAULT_RX_FREE_THRESH    224
 #define NICVF_DEFAULT_TX_FREE_THRESH    224
 #define NICVF_TX_FREE_MPOOL_THRESH      16
@@ -65,6 +51,7 @@
 
 #define VLAN_TAG_SIZE                   4      /* 802.3ac tag */
 
+#define SKIP_DATA_BYTES "skip_data_bytes"
 static inline struct nicvf *
 nicvf_pmd_priv(struct rte_eth_dev *eth_dev)
 {
@@ -78,7 +65,7 @@ nicvf_mempool_phy_offset(struct rte_mempool *mp)
 
        hdr = STAILQ_FIRST(&mp->mem_list);
        assert(hdr != NULL);
-       return (uint64_t)((uintptr_t)hdr->addr - hdr->phys_addr);
+       return (uint64_t)((uintptr_t)hdr->addr - hdr->iova);
 }
 
 static inline uint16_t
@@ -87,13 +74,24 @@ nicvf_mbuff_meta_length(struct rte_mbuf *mbuf)
        return (uint16_t)((uintptr_t)mbuf->buf_addr - (uintptr_t)mbuf);
 }
 
+static inline uint16_t
+nicvf_netdev_qidx(struct nicvf *nic, uint8_t local_qidx)
+{
+       uint16_t global_qidx = local_qidx;
+
+       if (nic->sqs_mode)
+               global_qidx += ((nic->sqs_id + 1) * MAX_CMP_QUEUES_PER_QS);
+
+       return global_qidx;
+}
+
 /*
  * Simple phy2virt functions assuming mbufs are in a single huge page
  * V = P + offset
  * P = V - offset
  */
 static inline uintptr_t
-nicvf_mbuff_phy2virt(phys_addr_t phy, uint64_t mbuf_phys_off)
+nicvf_mbuff_phy2virt(rte_iova_t phy, uint64_t mbuf_phys_off)
 {
        return (uintptr_t)(phy + mbuf_phys_off);
 }
@@ -101,7 +99,35 @@ nicvf_mbuff_phy2virt(phys_addr_t phy, uint64_t mbuf_phys_off)
 static inline uintptr_t
 nicvf_mbuff_virt2phy(uintptr_t virt, uint64_t mbuf_phys_off)
 {
-       return (phys_addr_t)(virt - mbuf_phys_off);
+       return (rte_iova_t)(virt - mbuf_phys_off);
+}
+
+static inline void
+nicvf_tx_range(struct rte_eth_dev *dev, struct nicvf *nic, uint16_t *tx_start,
+              uint16_t *tx_end)
+{
+       uint16_t tmp;
+
+       *tx_start = RTE_ALIGN_FLOOR(nicvf_netdev_qidx(nic, 0),
+                                   MAX_SND_QUEUES_PER_QS);
+       tmp = RTE_ALIGN_CEIL(nicvf_netdev_qidx(nic, 0) + 1,
+                            MAX_SND_QUEUES_PER_QS) - 1;
+       *tx_end = dev->data->nb_tx_queues ?
+               RTE_MIN(tmp, dev->data->nb_tx_queues - 1) : 0;
+}
+
+static inline void
+nicvf_rx_range(struct rte_eth_dev *dev, struct nicvf *nic, uint16_t *rx_start,
+              uint16_t *rx_end)
+{
+       uint16_t tmp;
+
+       *rx_start = RTE_ALIGN_FLOOR(nicvf_netdev_qidx(nic, 0),
+                                   MAX_RCV_QUEUES_PER_QS);
+       tmp = RTE_ALIGN_CEIL(nicvf_netdev_qidx(nic, 0) + 1,
+                            MAX_RCV_QUEUES_PER_QS) - 1;
+       *rx_end = dev->data->nb_rx_queues ?
+               RTE_MIN(tmp, dev->data->nb_rx_queues - 1) : 0;
 }
 
 #endif /* __THUNDERX_NICVF_ETHDEV_H__  */