Adding upstream version 14.2.21.upstream/14.2.21upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 146 insertions, 0 deletions

diff --git a/src/seastar/dpdk/drivers/net/thunderx/nicvf_ethdev.h b/src/seastar/dpdk/drivers/net/thunderx/nicvf_ethdev.h
new file mode 100644
index 00000000..a74219fa
--- /dev/null
+++ b/src/seastar/dpdk/drivers/net/thunderx/nicvf_ethdev.h
@@ -0,0 +1,146 @@
+/*
+ *   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.
+ */
+
+#ifndef __THUNDERX_NICVF_ETHDEV_H__
+#define __THUNDERX_NICVF_ETHDEV_H__
+
+#include <rte_ethdev.h>
+
+#define THUNDERX_NICVF_PMD_VERSION      "2.0"
+#define THUNDERX_REG_BYTES		8
+
+#define NICVF_INTR_POLL_INTERVAL_MS	50
+#define NICVF_HALF_DUPLEX		0x00
+#define NICVF_FULL_DUPLEX		0x01
+#define NICVF_UNKNOWN_DUPLEX		0xff
+
+#define NICVF_RSS_OFFLOAD_PASS1 ( \
+	ETH_RSS_PORT | \
+	ETH_RSS_IPV4 | \
+	ETH_RSS_NONFRAG_IPV4_TCP | \
+	ETH_RSS_NONFRAG_IPV4_UDP | \
+	ETH_RSS_IPV6 | \
+	ETH_RSS_NONFRAG_IPV6_TCP | \
+	ETH_RSS_NONFRAG_IPV6_UDP)
+
+#define NICVF_RSS_OFFLOAD_TUNNEL ( \
+	ETH_RSS_VXLAN | \
+	ETH_RSS_GENEVE | \
+	ETH_RSS_NVGRE)
+
+#define NICVF_DEFAULT_RX_FREE_THRESH    224
+#define NICVF_DEFAULT_TX_FREE_THRESH    224
+#define NICVF_TX_FREE_MPOOL_THRESH      16
+#define NICVF_MAX_RX_FREE_THRESH        1024
+#define NICVF_MAX_TX_FREE_THRESH        1024
+
+#define VLAN_TAG_SIZE                   4	/* 802.3ac tag */
+
+static inline struct nicvf *
+nicvf_pmd_priv(struct rte_eth_dev *eth_dev)
+{
+	return eth_dev->data->dev_private;
+}
+
+static inline uint64_t
+nicvf_mempool_phy_offset(struct rte_mempool *mp)
+{
+	struct rte_mempool_memhdr *hdr;
+
+	hdr = STAILQ_FIRST(&mp->mem_list);
+	assert(hdr != NULL);
+	return (uint64_t)((uintptr_t)hdr->addr - hdr->phys_addr);
+}
+
+static inline uint16_t
+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)
+{
+	return (uintptr_t)(phy + 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);
+}
+
+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__  */