[dpdk-dev] [PATCH v3 01/20] thunderx/nicvf/base: add hardware API for ThunderX nicvf inbuilt NIC
Jerin Jacob
jerin.jacob at caviumnetworks.com
Tue Jun 7 18:40:13 CEST 2016
Adds hardware specific API for ThunderX nicvf inbuilt NIC device under
drivers/net/thunderx/nicvf/base directory.
Signed-off-by: Jerin Jacob <jerin.jacob at caviumnetworks.com>
Signed-off-by: Maciej Czekaj <maciej.czekaj at caviumnetworks.com>
Signed-off-by: Kamil Rytarowski <Kamil.Rytarowski at caviumnetworks.com>
Signed-off-by: Zyta Szpak <zyta.szpak at semihalf.com>
Signed-off-by: Slawomir Rosek <slawomir.rosek at semihalf.com>
Signed-off-by: Radoslaw Biernacki <rad at semihalf.com>
---
drivers/net/thunderx/base/nicvf_hw.c | 908 +++++++++++++++++++++
drivers/net/thunderx/base/nicvf_hw.h | 240 ++++++
drivers/net/thunderx/base/nicvf_hw_defs.h | 1216 +++++++++++++++++++++++++++++
drivers/net/thunderx/base/nicvf_mbox.c | 416 ++++++++++
drivers/net/thunderx/base/nicvf_mbox.h | 232 ++++++
drivers/net/thunderx/base/nicvf_plat.h | 132 ++++
6 files changed, 3144 insertions(+)
create mode 100644 drivers/net/thunderx/base/nicvf_hw.c
create mode 100644 drivers/net/thunderx/base/nicvf_hw.h
create mode 100644 drivers/net/thunderx/base/nicvf_hw_defs.h
create mode 100644 drivers/net/thunderx/base/nicvf_mbox.c
create mode 100644 drivers/net/thunderx/base/nicvf_mbox.h
create mode 100644 drivers/net/thunderx/base/nicvf_plat.h
diff --git a/drivers/net/thunderx/base/nicvf_hw.c b/drivers/net/thunderx/base/nicvf_hw.c
new file mode 100644
index 0000000..24fe77d
--- /dev/null
+++ b/drivers/net/thunderx/base/nicvf_hw.c
@@ -0,0 +1,908 @@
+/*
+ * 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.
+ */
+
+#include <unistd.h>
+#include <math.h>
+#include <errno.h>
+#include <stdarg.h>
+#include <stdint.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <assert.h>
+
+#include "nicvf_plat.h"
+
+struct nicvf_reg_info {
+ uint32_t offset;
+ const char *name;
+};
+
+#define NICVF_REG_INFO(reg) {reg, #reg}
+
+static const struct nicvf_reg_info nicvf_reg_tbl[] = {
+ NICVF_REG_INFO(NIC_VF_CFG),
+ NICVF_REG_INFO(NIC_VF_PF_MAILBOX_0_1),
+ NICVF_REG_INFO(NIC_VF_INT),
+ NICVF_REG_INFO(NIC_VF_INT_W1S),
+ NICVF_REG_INFO(NIC_VF_ENA_W1C),
+ NICVF_REG_INFO(NIC_VF_ENA_W1S),
+ NICVF_REG_INFO(NIC_VNIC_RSS_CFG),
+ NICVF_REG_INFO(NIC_VNIC_RQ_GEN_CFG),
+};
+
+static const struct nicvf_reg_info nicvf_multi_reg_tbl[] = {
+ {NIC_VNIC_RSS_KEY_0_4 + 0, "NIC_VNIC_RSS_KEY_0"},
+ {NIC_VNIC_RSS_KEY_0_4 + 8, "NIC_VNIC_RSS_KEY_1"},
+ {NIC_VNIC_RSS_KEY_0_4 + 16, "NIC_VNIC_RSS_KEY_2"},
+ {NIC_VNIC_RSS_KEY_0_4 + 24, "NIC_VNIC_RSS_KEY_3"},
+ {NIC_VNIC_RSS_KEY_0_4 + 32, "NIC_VNIC_RSS_KEY_4"},
+ {NIC_VNIC_TX_STAT_0_4 + 0, "NIC_VNIC_STAT_TX_OCTS"},
+ {NIC_VNIC_TX_STAT_0_4 + 8, "NIC_VNIC_STAT_TX_UCAST"},
+ {NIC_VNIC_TX_STAT_0_4 + 16, "NIC_VNIC_STAT_TX_BCAST"},
+ {NIC_VNIC_TX_STAT_0_4 + 24, "NIC_VNIC_STAT_TX_MCAST"},
+ {NIC_VNIC_TX_STAT_0_4 + 32, "NIC_VNIC_STAT_TX_DROP"},
+ {NIC_VNIC_RX_STAT_0_13 + 0, "NIC_VNIC_STAT_RX_OCTS"},
+ {NIC_VNIC_RX_STAT_0_13 + 8, "NIC_VNIC_STAT_RX_UCAST"},
+ {NIC_VNIC_RX_STAT_0_13 + 16, "NIC_VNIC_STAT_RX_BCAST"},
+ {NIC_VNIC_RX_STAT_0_13 + 24, "NIC_VNIC_STAT_RX_MCAST"},
+ {NIC_VNIC_RX_STAT_0_13 + 32, "NIC_VNIC_STAT_RX_RED"},
+ {NIC_VNIC_RX_STAT_0_13 + 40, "NIC_VNIC_STAT_RX_RED_OCTS"},
+ {NIC_VNIC_RX_STAT_0_13 + 48, "NIC_VNIC_STAT_RX_ORUN"},
+ {NIC_VNIC_RX_STAT_0_13 + 56, "NIC_VNIC_STAT_RX_ORUN_OCTS"},
+ {NIC_VNIC_RX_STAT_0_13 + 64, "NIC_VNIC_STAT_RX_FCS"},
+ {NIC_VNIC_RX_STAT_0_13 + 72, "NIC_VNIC_STAT_RX_L2ERR"},
+ {NIC_VNIC_RX_STAT_0_13 + 80, "NIC_VNIC_STAT_RX_DRP_BCAST"},
+ {NIC_VNIC_RX_STAT_0_13 + 88, "NIC_VNIC_STAT_RX_DRP_MCAST"},
+ {NIC_VNIC_RX_STAT_0_13 + 96, "NIC_VNIC_STAT_RX_DRP_L3BCAST"},
+ {NIC_VNIC_RX_STAT_0_13 + 104, "NIC_VNIC_STAT_RX_DRP_L3MCAST"},
+};
+
+static const struct nicvf_reg_info nicvf_qset_cq_reg_tbl[] = {
+ NICVF_REG_INFO(NIC_QSET_CQ_0_7_CFG),
+ NICVF_REG_INFO(NIC_QSET_CQ_0_7_CFG2),
+ NICVF_REG_INFO(NIC_QSET_CQ_0_7_THRESH),
+ NICVF_REG_INFO(NIC_QSET_CQ_0_7_BASE),
+ NICVF_REG_INFO(NIC_QSET_CQ_0_7_HEAD),
+ NICVF_REG_INFO(NIC_QSET_CQ_0_7_TAIL),
+ NICVF_REG_INFO(NIC_QSET_CQ_0_7_DOOR),
+ NICVF_REG_INFO(NIC_QSET_CQ_0_7_STATUS),
+ NICVF_REG_INFO(NIC_QSET_CQ_0_7_STATUS2),
+ NICVF_REG_INFO(NIC_QSET_CQ_0_7_DEBUG),
+};
+
+static const struct nicvf_reg_info nicvf_qset_rq_reg_tbl[] = {
+ NICVF_REG_INFO(NIC_QSET_RQ_0_7_CFG),
+ NICVF_REG_INFO(NIC_QSET_RQ_0_7_STATUS0),
+ NICVF_REG_INFO(NIC_QSET_RQ_0_7_STATUS1),
+};
+
+static const struct nicvf_reg_info nicvf_qset_sq_reg_tbl[] = {
+ NICVF_REG_INFO(NIC_QSET_SQ_0_7_CFG),
+ NICVF_REG_INFO(NIC_QSET_SQ_0_7_THRESH),
+ NICVF_REG_INFO(NIC_QSET_SQ_0_7_BASE),
+ NICVF_REG_INFO(NIC_QSET_SQ_0_7_HEAD),
+ NICVF_REG_INFO(NIC_QSET_SQ_0_7_TAIL),
+ NICVF_REG_INFO(NIC_QSET_SQ_0_7_DOOR),
+ NICVF_REG_INFO(NIC_QSET_SQ_0_7_STATUS),
+ NICVF_REG_INFO(NIC_QSET_SQ_0_7_DEBUG),
+ NICVF_REG_INFO(NIC_QSET_SQ_0_7_STATUS0),
+ NICVF_REG_INFO(NIC_QSET_SQ_0_7_STATUS1),
+};
+
+static const struct nicvf_reg_info nicvf_qset_rbdr_reg_tbl[] = {
+ NICVF_REG_INFO(NIC_QSET_RBDR_0_1_CFG),
+ NICVF_REG_INFO(NIC_QSET_RBDR_0_1_THRESH),
+ NICVF_REG_INFO(NIC_QSET_RBDR_0_1_BASE),
+ NICVF_REG_INFO(NIC_QSET_RBDR_0_1_HEAD),
+ NICVF_REG_INFO(NIC_QSET_RBDR_0_1_TAIL),
+ NICVF_REG_INFO(NIC_QSET_RBDR_0_1_DOOR),
+ NICVF_REG_INFO(NIC_QSET_RBDR_0_1_STATUS0),
+ NICVF_REG_INFO(NIC_QSET_RBDR_0_1_STATUS1),
+ NICVF_REG_INFO(NIC_QSET_RBDR_0_1_PRFCH_STATUS),
+};
+
+int
+nicvf_base_init(struct nicvf *nic)
+{
+ nic->hwcap = 0;
+ if (nic->subsystem_device_id == 0)
+ return NICVF_ERR_BASE_INIT;
+
+ if (nicvf_hw_version(nic) == NICVF_PASS2)
+ nic->hwcap |= NICVF_CAP_TUNNEL_PARSING;
+
+ return NICVF_OK;
+}
+
+/* dump on stdout if data is NULL */
+int
+nicvf_reg_dump(struct nicvf *nic, uint64_t *data)
+{
+ uint32_t i, q;
+ bool dump_stdout;
+
+ dump_stdout = data ? 0 : 1;
+
+ for (i = 0; i < NICVF_ARRAY_SIZE(nicvf_reg_tbl); i++)
+ if (dump_stdout)
+ nicvf_log("%24s = 0x%" PRIx64 "\n",
+ nicvf_reg_tbl[i].name,
+ nicvf_reg_read(nic, nicvf_reg_tbl[i].offset));
+ else
+ *data++ = nicvf_reg_read(nic, nicvf_reg_tbl[i].offset);
+
+ for (i = 0; i < NICVF_ARRAY_SIZE(nicvf_multi_reg_tbl); i++)
+ if (dump_stdout)
+ nicvf_log("%24s = 0x%" PRIx64 "\n",
+ nicvf_multi_reg_tbl[i].name,
+ nicvf_reg_read(nic,
+ nicvf_multi_reg_tbl[i].offset));
+ else
+ *data++ = nicvf_reg_read(nic,
+ nicvf_multi_reg_tbl[i].offset);
+
+ for (q = 0; q < MAX_CMP_QUEUES_PER_QS; q++)
+ for (i = 0; i < NICVF_ARRAY_SIZE(nicvf_qset_cq_reg_tbl); i++)
+ if (dump_stdout)
+ nicvf_log("%30s(%d) = 0x%" PRIx64 "\n",
+ nicvf_qset_cq_reg_tbl[i].name, q,
+ nicvf_queue_reg_read(nic,
+ nicvf_qset_cq_reg_tbl[i].offset, q));
+ else
+ *data++ = nicvf_queue_reg_read(nic,
+ nicvf_qset_cq_reg_tbl[i].offset, q);
+
+ for (q = 0; q < MAX_RCV_QUEUES_PER_QS; q++)
+ for (i = 0; i < NICVF_ARRAY_SIZE(nicvf_qset_rq_reg_tbl); i++)
+ if (dump_stdout)
+ nicvf_log("%30s(%d) = 0x%" PRIx64 "\n",
+ nicvf_qset_rq_reg_tbl[i].name, q,
+ nicvf_queue_reg_read(nic,
+ nicvf_qset_rq_reg_tbl[i].offset, q));
+ else
+ *data++ = nicvf_queue_reg_read(nic,
+ nicvf_qset_rq_reg_tbl[i].offset, q);
+
+ for (q = 0; q < MAX_SND_QUEUES_PER_QS; q++)
+ for (i = 0; i < NICVF_ARRAY_SIZE(nicvf_qset_sq_reg_tbl); i++)
+ if (dump_stdout)
+ nicvf_log("%30s(%d) = 0x%" PRIx64 "\n",
+ nicvf_qset_sq_reg_tbl[i].name, q,
+ nicvf_queue_reg_read(nic,
+ nicvf_qset_sq_reg_tbl[i].offset, q));
+ else
+ *data++ = nicvf_queue_reg_read(nic,
+ nicvf_qset_sq_reg_tbl[i].offset, q);
+
+ for (q = 0; q < MAX_RCV_BUF_DESC_RINGS_PER_QS; q++)
+ for (i = 0; i < NICVF_ARRAY_SIZE(nicvf_qset_rbdr_reg_tbl); i++)
+ if (dump_stdout)
+ nicvf_log("%30s(%d) = 0x%" PRIx64 "\n",
+ nicvf_qset_rbdr_reg_tbl[i].name, q,
+ nicvf_queue_reg_read(nic,
+ nicvf_qset_rbdr_reg_tbl[i].offset, q));
+ else
+ *data++ = nicvf_queue_reg_read(nic,
+ nicvf_qset_rbdr_reg_tbl[i].offset, q);
+ return 0;
+}
+
+int
+nicvf_reg_get_count(void)
+{
+ int nr_regs;
+
+ nr_regs = NICVF_ARRAY_SIZE(nicvf_reg_tbl);
+ nr_regs += NICVF_ARRAY_SIZE(nicvf_multi_reg_tbl);
+ nr_regs += NICVF_ARRAY_SIZE(nicvf_qset_cq_reg_tbl) *
+ MAX_CMP_QUEUES_PER_QS;
+ nr_regs += NICVF_ARRAY_SIZE(nicvf_qset_rq_reg_tbl) *
+ MAX_RCV_QUEUES_PER_QS;
+ nr_regs += NICVF_ARRAY_SIZE(nicvf_qset_sq_reg_tbl) *
+ MAX_SND_QUEUES_PER_QS;
+ nr_regs += NICVF_ARRAY_SIZE(nicvf_qset_rbdr_reg_tbl) *
+ MAX_RCV_BUF_DESC_RINGS_PER_QS;
+
+ return nr_regs;
+}
+
+static int
+nicvf_qset_config_internal(struct nicvf *nic, bool enable)
+{
+ int ret;
+ struct pf_qs_cfg pf_qs_cfg = {.value = 0};
+
+ pf_qs_cfg.ena = enable ? 1 : 0;
+ pf_qs_cfg.vnic = nic->vf_id;
+ ret = nicvf_mbox_qset_config(nic, &pf_qs_cfg);
+ return ret ? NICVF_ERR_SET_QS : 0;
+}
+
+/* Requests PF to assign and enable Qset */
+int
+nicvf_qset_config(struct nicvf *nic)
+{
+ /* Enable Qset */
+ return nicvf_qset_config_internal(nic, true);
+}
+
+int
+nicvf_qset_reclaim(struct nicvf *nic)
+{
+ /* Disable Qset */
+ return nicvf_qset_config_internal(nic, false);
+}
+
+static int
+cmpfunc(const void *a, const void *b)
+{
+ return (*(const uint32_t *)a - *(const uint32_t *)b);
+}
+
+static uint32_t
+nicvf_roundup_list(uint32_t val, uint32_t list[], uint32_t entries)
+{
+ uint32_t i;
+
+ qsort(list, entries, sizeof(uint32_t), cmpfunc);
+ for (i = 0; i < entries; i++)
+ if (val <= list[i])
+ break;
+ /* Not in the list */
+ if (i >= entries)
+ return 0;
+ else
+ return list[i];
+}
+
+static void
+nicvf_handle_qset_err_intr(struct nicvf *nic)
+{
+ uint16_t qidx;
+ uint64_t status;
+
+ nicvf_log("%s (VF%d)\n", __func__, nic->vf_id);
+ nicvf_reg_dump(nic, NULL);
+
+ for (qidx = 0; qidx < MAX_CMP_QUEUES_PER_QS; qidx++) {
+ status = nicvf_queue_reg_read(
+ nic, NIC_QSET_CQ_0_7_STATUS, qidx);
+ if (!(status & NICVF_CQ_ERR_MASK))
+ continue;
+
+ if (status & NICVF_CQ_WR_FULL)
+ nicvf_log("[%d]NICVF_CQ_WR_FULL\n", qidx);
+ if (status & NICVF_CQ_WR_DISABLE)
+ nicvf_log("[%d]NICVF_CQ_WR_DISABLE\n", qidx);
+ if (status & NICVF_CQ_WR_FAULT)
+ nicvf_log("[%d]NICVF_CQ_WR_FAULT\n", qidx);
+ nicvf_queue_reg_write(nic, NIC_QSET_CQ_0_7_STATUS, qidx, 0);
+ }
+
+ for (qidx = 0; qidx < MAX_SND_QUEUES_PER_QS; qidx++) {
+ status = nicvf_queue_reg_read(
+ nic, NIC_QSET_SQ_0_7_STATUS, qidx);
+ if (!(status & NICVF_SQ_ERR_MASK))
+ continue;
+
+ if (status & NICVF_SQ_ERR_STOPPED)
+ nicvf_log("[%d]NICVF_SQ_ERR_STOPPED\n", qidx);
+ if (status & NICVF_SQ_ERR_SEND)
+ nicvf_log("[%d]NICVF_SQ_ERR_SEND\n", qidx);
+ if (status & NICVF_SQ_ERR_DPE)
+ nicvf_log("[%d]NICVF_SQ_ERR_DPE\n", qidx);
+ nicvf_queue_reg_write(nic, NIC_QSET_SQ_0_7_STATUS, qidx, 0);
+ }
+
+ for (qidx = 0; qidx < MAX_RCV_BUF_DESC_RINGS_PER_QS; qidx++) {
+ status = nicvf_queue_reg_read(nic,
+ NIC_QSET_RBDR_0_1_STATUS0, qidx);
+ status &= NICVF_RBDR_FIFO_STATE_MASK;
+ status >>= NICVF_RBDR_FIFO_STATE_SHIFT;
+
+ if (status == RBDR_FIFO_STATE_FAIL)
+ nicvf_log("[%d]RBDR_FIFO_STATE_FAIL\n", qidx);
+ nicvf_queue_reg_write(nic, NIC_QSET_RBDR_0_1_STATUS0, qidx, 0);
+ }
+
+ nicvf_disable_all_interrupts(nic);
+ abort();
+}
+
+/*
+ * Handle poll mode driver interested "mbox" and "queue-set error" interrupts.
+ * This function is not re-entrant.
+ * The caller should provide proper serialization.
+ */
+int
+nicvf_reg_poll_interrupts(struct nicvf *nic)
+{
+ int msg = 0;
+ uint64_t intr;
+
+ intr = nicvf_reg_read(nic, NIC_VF_INT);
+ if (intr & NICVF_INTR_MBOX_MASK) {
+ nicvf_reg_write(nic, NIC_VF_INT, NICVF_INTR_MBOX_MASK);
+ msg = nicvf_handle_mbx_intr(nic);
+ }
+ if (intr & NICVF_INTR_QS_ERR_MASK) {
+ nicvf_reg_write(nic, NIC_VF_INT, NICVF_INTR_QS_ERR_MASK);
+ nicvf_handle_qset_err_intr(nic);
+ }
+ return msg;
+}
+
+static int
+nicvf_qset_poll_reg(struct nicvf *nic, uint16_t qidx, uint32_t offset,
+ uint32_t bit_pos, uint32_t bits, uint64_t val)
+{
+ uint64_t bit_mask;
+ uint64_t reg_val;
+ int timeout = 10;
+
+ bit_mask = (1ULL << bits) - 1;
+ bit_mask = (bit_mask << bit_pos);
+
+ while (timeout) {
+ reg_val = nicvf_queue_reg_read(nic, offset, qidx);
+ if (((reg_val & bit_mask) >> bit_pos) == val)
+ return NICVF_OK;
+ nicvf_delay_us(2000);
+ timeout--;
+ }
+ return NICVF_ERR_REG_POLL;
+}
+
+int
+nicvf_qset_rbdr_reclaim(struct nicvf *nic, uint16_t qidx)
+{
+ uint64_t status;
+ int timeout = 10;
+ struct nicvf_rbdr *rbdr = nic->rbdr;
+
+ /* Save head and tail pointers for freeing up buffers */
+ if (rbdr) {
+ rbdr->head = nicvf_queue_reg_read(nic,
+ NIC_QSET_RBDR_0_1_HEAD,
+ qidx) >> 3;
+ rbdr->tail = nicvf_queue_reg_read(nic,
+ NIC_QSET_RBDR_0_1_TAIL,
+ qidx) >> 3;
+ rbdr->next_tail = rbdr->tail;
+ }
+
+ /* Reset RBDR */
+ nicvf_queue_reg_write(nic, NIC_QSET_RBDR_0_1_CFG, qidx,
+ NICVF_RBDR_RESET);
+
+ /* Disable RBDR */
+ nicvf_queue_reg_write(nic, NIC_QSET_RBDR_0_1_CFG, qidx, 0);
+ if (nicvf_qset_poll_reg(nic, qidx, NIC_QSET_RBDR_0_1_STATUS0,
+ 62, 2, 0x00))
+ return NICVF_ERR_RBDR_DISABLE;
+
+ while (1) {
+ status = nicvf_queue_reg_read(nic,
+ NIC_QSET_RBDR_0_1_PRFCH_STATUS, qidx);
+ if ((status & 0xFFFFFFFF) == ((status >> 32) & 0xFFFFFFFF))
+ break;
+ nicvf_delay_us(2000);
+ timeout--;
+ if (!timeout)
+ return NICVF_ERR_RBDR_PREFETCH;
+ }
+
+ nicvf_queue_reg_write(nic, NIC_QSET_RBDR_0_1_CFG, qidx,
+ NICVF_RBDR_RESET);
+ if (nicvf_qset_poll_reg(nic, qidx,
+ NIC_QSET_RBDR_0_1_STATUS0, 62, 2, 0x02))
+ return NICVF_ERR_RBDR_RESET1;
+
+ nicvf_queue_reg_write(nic, NIC_QSET_RBDR_0_1_CFG, qidx, 0x00);
+ if (nicvf_qset_poll_reg(nic, qidx,
+ NIC_QSET_RBDR_0_1_STATUS0, 62, 2, 0x00))
+ return NICVF_ERR_RBDR_RESET2;
+
+ return NICVF_OK;
+}
+
+static int
+nicvf_qsize_regbit(uint32_t len, uint32_t len_shift)
+{
+ int val;
+
+ val = ((uint32_t)log2(len) - len_shift);
+ assert(val >= 0);
+ assert(val <= 6);
+ return val;
+}
+
+int
+nicvf_qset_rbdr_config(struct nicvf *nic, uint16_t qidx)
+{
+ int ret;
+ uint64_t head, tail;
+ struct nicvf_rbdr *rbdr = nic->rbdr;
+ struct rbdr_cfg rbdr_cfg = {.value = 0};
+
+ ret = nicvf_qset_rbdr_reclaim(nic, qidx);
+ if (ret)
+ return ret;
+
+ /* Set descriptor base address */
+ nicvf_queue_reg_write(nic, NIC_QSET_RBDR_0_1_BASE, qidx, rbdr->phys);
+
+ /* Enable RBDR & set queue size */
+ rbdr_cfg.reserved_45_63 = 0,
+ rbdr_cfg.ena = 1;
+ rbdr_cfg.reset = 0;
+ rbdr_cfg.ldwb = 0;
+ rbdr_cfg.reserved_36_41 = 0;
+ rbdr_cfg.qsize = nicvf_qsize_regbit(rbdr->qlen_mask + 1,
+ RBDR_SIZE_SHIFT);
+ rbdr_cfg.reserved_25_31 = 0;
+ rbdr_cfg.avg_con = 0;
+ rbdr_cfg.reserved_12_15 = 0;
+ rbdr_cfg.lines = rbdr->buffsz / 128;
+
+ nicvf_queue_reg_write(nic, NIC_QSET_RBDR_0_1_CFG, qidx, rbdr_cfg.value);
+
+ /* Verify proper RBDR reset */
+ head = nicvf_queue_reg_read(nic, NIC_QSET_RBDR_0_1_HEAD, qidx);
+ tail = nicvf_queue_reg_read(nic, NIC_QSET_RBDR_0_1_TAIL, qidx);
+
+ if (head | tail)
+ return NICVF_ERR_RBDR_RESET;
+
+ return NICVF_OK;
+}
+
+uint32_t
+nicvf_qsize_rbdr_roundup(uint32_t val)
+{
+ uint32_t list[] = {RBDR_QUEUE_SZ_8K, RBDR_QUEUE_SZ_16K,
+ RBDR_QUEUE_SZ_32K, RBDR_QUEUE_SZ_64K,
+ RBDR_QUEUE_SZ_128K, RBDR_QUEUE_SZ_256K,
+ RBDR_QUEUE_SZ_512K};
+ return nicvf_roundup_list(val, list, NICVF_ARRAY_SIZE(list));
+}
+
+int
+nicvf_qset_rbdr_precharge(struct nicvf *nic, uint16_t ridx,
+ rbdr_pool_get_handler handler,
+ void *opaque, uint32_t max_buffs)
+{
+ struct rbdr_entry_t *desc, *desc0;
+ struct nicvf_rbdr *rbdr = nic->rbdr;
+ uint32_t count;
+ nicvf_phys_addr_t phy;
+
+ assert(rbdr != NULL);
+ desc = rbdr->desc;
+ count = 0;
+ /* Don't fill beyond max numbers of desc */
+ while (count < (rbdr->qlen_mask)) {
+ if (count >= max_buffs)
+ break;
+ desc0 = desc + count;
+ phy = handler(opaque);
+ if (phy) {
+ desc0->full_addr = phy;
+ count++;
+ } else {
+ break;
+ }
+ }
+ nicvf_smp_wmb();
+ nicvf_queue_reg_write(nic, NIC_QSET_RBDR_0_1_DOOR, ridx, count);
+ rbdr->tail = nicvf_queue_reg_read(nic,
+ NIC_QSET_RBDR_0_1_TAIL, ridx) >> 3;
+ rbdr->next_tail = rbdr->tail;
+ nicvf_smp_rmb();
+ return 0;
+}
+
+int nicvf_qset_rbdr_active(struct nicvf *nic, uint16_t qidx)
+{
+ return nicvf_queue_reg_read(nic, NIC_QSET_RBDR_0_1_STATUS0, qidx);
+}
+
+int
+nicvf_qset_sq_reclaim(struct nicvf *nic, uint16_t qidx)
+{
+ uint64_t head, tail;
+ struct sq_cfg sq_cfg;
+
+ sq_cfg.value = nicvf_queue_reg_read(nic, NIC_QSET_SQ_0_7_CFG, qidx);
+
+ /* Disable send queue */
+ nicvf_queue_reg_write(nic, NIC_QSET_SQ_0_7_CFG, qidx, 0);
+
+ /* Check if SQ is stopped */
+ if (sq_cfg.ena && nicvf_qset_poll_reg(nic, qidx, NIC_QSET_SQ_0_7_STATUS,
+ NICVF_SQ_STATUS_STOPPED_BIT, 1, 0x01))
+ return NICVF_ERR_SQ_DISABLE;
+
+ /* Reset send queue */
+ nicvf_queue_reg_write(nic, NIC_QSET_SQ_0_7_CFG, qidx, NICVF_SQ_RESET);
+ head = nicvf_queue_reg_read(nic, NIC_QSET_SQ_0_7_HEAD, qidx) >> 4;
+ tail = nicvf_queue_reg_read(nic, NIC_QSET_SQ_0_7_TAIL, qidx) >> 4;
+ if (head | tail)
+ return NICVF_ERR_SQ_RESET;
+
+ return 0;
+}
+
+int
+nicvf_qset_sq_config(struct nicvf *nic, uint16_t qidx, struct nicvf_txq *txq)
+{
+ int ret;
+ struct sq_cfg sq_cfg = {.value = 0};
+
+ ret = nicvf_qset_sq_reclaim(nic, qidx);
+ if (ret)
+ return ret;
+
+ /* Send a mailbox msg to PF to config SQ */
+ if (nicvf_mbox_sq_config(nic, qidx))
+ return NICVF_ERR_SQ_PF_CFG;
+
+ /* Set queue base address */
+ nicvf_queue_reg_write(nic, NIC_QSET_SQ_0_7_BASE, qidx, txq->phys);
+
+ /* Enable send queue & set queue size */
+ sq_cfg.ena = 1;
+ sq_cfg.reset = 0;
+ sq_cfg.ldwb = 0;
+ sq_cfg.qsize = nicvf_qsize_regbit(txq->qlen_mask + 1, SND_QSIZE_SHIFT);
+ sq_cfg.tstmp_bgx_intf = 0;
+ nicvf_queue_reg_write(nic, NIC_QSET_SQ_0_7_CFG, qidx, sq_cfg.value);
+
+ /* Ring doorbell so that H/W restarts processing SQEs */
+ nicvf_queue_reg_write(nic, NIC_QSET_SQ_0_7_DOOR, qidx, 0);
+
+ return 0;
+}
+
+uint32_t
+nicvf_qsize_sq_roundup(uint32_t val)
+{
+ uint32_t list[] = {SND_QUEUE_SZ_1K, SND_QUEUE_SZ_2K,
+ SND_QUEUE_SZ_4K, SND_QUEUE_SZ_8K,
+ SND_QUEUE_SZ_16K, SND_QUEUE_SZ_32K,
+ SND_QUEUE_SZ_64K};
+ return nicvf_roundup_list(val, list, NICVF_ARRAY_SIZE(list));
+}
+
+int
+nicvf_qset_rq_reclaim(struct nicvf *nic, uint16_t qidx)
+{
+ /* Disable receive queue */
+ nicvf_queue_reg_write(nic, NIC_QSET_RQ_0_7_CFG, qidx, 0);
+ return nicvf_mbox_rq_sync(nic);
+}
+
+int
+nicvf_qset_rq_config(struct nicvf *nic, uint16_t qidx, struct nicvf_rxq *rxq)
+{
+ struct pf_rq_cfg pf_rq_cfg = {.value = 0};
+ struct rq_cfg rq_cfg = {.value = 0};
+
+ if (nicvf_qset_rq_reclaim(nic, qidx))
+ return NICVF_ERR_RQ_CLAIM;
+
+ pf_rq_cfg.strip_pre_l2 = 0;
+ /* First cache line of RBDR data will be allocated into L2C */
+ pf_rq_cfg.caching = RQ_CACHE_ALLOC_FIRST;
+ pf_rq_cfg.cq_qs = nic->vf_id;
+ pf_rq_cfg.cq_idx = qidx;
+ pf_rq_cfg.rbdr_cont_qs = nic->vf_id;
+ pf_rq_cfg.rbdr_cont_idx = 0;
+ pf_rq_cfg.rbdr_strt_qs = nic->vf_id;
+ pf_rq_cfg.rbdr_strt_idx = 0;
+
+ /* Send a mailbox msg to PF to config RQ */
+ if (nicvf_mbox_rq_config(nic, qidx, &pf_rq_cfg))
+ return NICVF_ERR_RQ_PF_CFG;
+
+ /* Select Rx backpressure */
+ if (nicvf_mbox_rq_bp_config(nic, qidx, rxq->rx_drop_en))
+ return NICVF_ERR_RQ_BP_CFG;
+
+ /* Send a mailbox msg to PF to config RQ drop */
+ if (nicvf_mbox_rq_drop_config(nic, qidx, rxq->rx_drop_en))
+ return NICVF_ERR_RQ_DROP_CFG;
+
+ /* Enable Receive queue */
+ rq_cfg.ena = 1;
+ nicvf_queue_reg_write(nic, NIC_QSET_RQ_0_7_CFG, qidx, rq_cfg.value);
+
+ return 0;
+}
+
+int
+nicvf_qset_cq_reclaim(struct nicvf *nic, uint16_t qidx)
+{
+ uint64_t tail, head;
+
+ /* Disable completion queue */
+ nicvf_queue_reg_write(nic, NIC_QSET_CQ_0_7_CFG, qidx, 0);
+ if (nicvf_qset_poll_reg(nic, qidx, NIC_QSET_CQ_0_7_CFG, 42, 1, 0))
+ return NICVF_ERR_CQ_DISABLE;
+
+ /* Reset completion queue */
+ nicvf_queue_reg_write(nic, NIC_QSET_CQ_0_7_CFG, qidx, NICVF_CQ_RESET);
+ tail = nicvf_queue_reg_read(nic, NIC_QSET_CQ_0_7_TAIL, qidx) >> 9;
+ head = nicvf_queue_reg_read(nic, NIC_QSET_CQ_0_7_HEAD, qidx) >> 9;
+ if (head | tail)
+ return NICVF_ERR_CQ_RESET;
+
+ /* Disable timer threshold (doesn't get reset upon CQ reset) */
+ nicvf_queue_reg_write(nic, NIC_QSET_CQ_0_7_CFG2, qidx, 0);
+ return 0;
+}
+
+int
+nicvf_qset_cq_config(struct nicvf *nic, uint16_t qidx, struct nicvf_rxq *rxq)
+{
+ int ret;
+ struct cq_cfg cq_cfg = {.value = 0};
+
+ ret = nicvf_qset_cq_reclaim(nic, qidx);
+ if (ret)
+ return ret;
+
+ /* Set completion queue base address */
+ nicvf_queue_reg_write(nic, NIC_QSET_CQ_0_7_BASE, qidx, rxq->phys);
+
+ cq_cfg.ena = 1;
+ cq_cfg.reset = 0;
+ /* Writes of CQE will be allocated into L2C */
+ cq_cfg.caching = 1;
+ cq_cfg.qsize = nicvf_qsize_regbit(rxq->qlen_mask + 1, CMP_QSIZE_SHIFT);
+ cq_cfg.avg_con = 0;
+ nicvf_queue_reg_write(nic, NIC_QSET_CQ_0_7_CFG, qidx, cq_cfg.value);
+
+ /* Set threshold value for interrupt generation */
+ nicvf_queue_reg_write(nic, NIC_QSET_CQ_0_7_THRESH, qidx, 0);
+ nicvf_queue_reg_write(nic, NIC_QSET_CQ_0_7_CFG2, qidx, 0);
+ return 0;
+}
+
+uint32_t
+nicvf_qsize_cq_roundup(uint32_t val)
+{
+ uint32_t list[] = {CMP_QUEUE_SZ_1K, CMP_QUEUE_SZ_2K,
+ CMP_QUEUE_SZ_4K, CMP_QUEUE_SZ_8K,
+ CMP_QUEUE_SZ_16K, CMP_QUEUE_SZ_32K,
+ CMP_QUEUE_SZ_64K};
+ return nicvf_roundup_list(val, list, NICVF_ARRAY_SIZE(list));
+}
+
+
+void
+nicvf_vlan_hw_strip(struct nicvf *nic, bool enable)
+{
+ uint64_t val;
+
+ val = nicvf_reg_read(nic, NIC_VNIC_RQ_GEN_CFG);
+ if (enable)
+ val |= (STRIP_FIRST_VLAN << 25);
+ else
+ val &= ~((STRIP_SECOND_VLAN | STRIP_FIRST_VLAN) << 25);
+
+ nicvf_reg_write(nic, NIC_VNIC_RQ_GEN_CFG, val);
+}
+
+void
+nicvf_rss_set_key(struct nicvf *nic, uint8_t *key)
+{
+ int idx;
+ uint64_t addr, val;
+ uint64_t *keyptr = (uint64_t *)key;
+
+ addr = NIC_VNIC_RSS_KEY_0_4;
+ for (idx = 0; idx < RSS_HASH_KEY_SIZE; idx++) {
+ val = nicvf_cpu_to_be_64(*keyptr);
+ nicvf_reg_write(nic, addr, val);
+ addr += sizeof(uint64_t);
+ keyptr++;
+ }
+}
+
+void
+nicvf_rss_get_key(struct nicvf *nic, uint8_t *key)
+{
+ int idx;
+ uint64_t addr, val;
+ uint64_t *keyptr = (uint64_t *)key;
+
+ addr = NIC_VNIC_RSS_KEY_0_4;
+ for (idx = 0; idx < RSS_HASH_KEY_SIZE; idx++) {
+ val = nicvf_reg_read(nic, addr);
+ *keyptr = nicvf_be_to_cpu_64(val);
+ addr += sizeof(uint64_t);
+ keyptr++;
+ }
+}
+
+void
+nicvf_rss_set_cfg(struct nicvf *nic, uint64_t val)
+{
+ nicvf_reg_write(nic, NIC_VNIC_RSS_CFG, val);
+}
+
+uint64_t
+nicvf_rss_get_cfg(struct nicvf *nic)
+{
+ return nicvf_reg_read(nic, NIC_VNIC_RSS_CFG);
+}
+
+int
+nicvf_rss_reta_update(struct nicvf *nic, uint8_t *tbl, uint32_t max_count)
+{
+ uint32_t idx;
+ struct nicvf_rss_reta_info *rss = &nic->rss_info;
+
+ /* result will be stored in nic->rss_info.rss_size */
+ if (nicvf_mbox_get_rss_size(nic))
+ return NICVF_ERR_RSS_GET_SZ;
+
+ assert(rss->rss_size > 0);
+ rss->hash_bits = (uint8_t)log2(rss->rss_size);
+ for (idx = 0; idx < rss->rss_size && idx < max_count; idx++)
+ rss->ind_tbl[idx] = tbl[idx];
+
+ if (nicvf_mbox_config_rss(nic))
+ return NICVF_ERR_RSS_TBL_UPDATE;
+
+ return NICVF_OK;
+}
+
+int
+nicvf_rss_reta_query(struct nicvf *nic, uint8_t *tbl, uint32_t max_count)
+{
+ uint32_t idx;
+ struct nicvf_rss_reta_info *rss = &nic->rss_info;
+
+ /* result will be stored in nic->rss_info.rss_size */
+ if (nicvf_mbox_get_rss_size(nic))
+ return NICVF_ERR_RSS_GET_SZ;
+
+ assert(rss->rss_size > 0);
+ rss->hash_bits = (uint8_t)log2(rss->rss_size);
+ for (idx = 0; idx < rss->rss_size && idx < max_count; idx++)
+ tbl[idx] = rss->ind_tbl[idx];
+
+ return NICVF_OK;
+}
+
+int
+nicvf_rss_config(struct nicvf *nic, uint32_t qcnt, uint64_t cfg)
+{
+ uint32_t idx;
+ uint8_t default_reta[NIC_MAX_RSS_IDR_TBL_SIZE];
+ uint8_t default_key[RSS_HASH_KEY_BYTE_SIZE] = {
+ 0xFE, 0xED, 0x0B, 0xAD, 0xFE, 0xED, 0x0B, 0xAD,
+ 0xFE, 0xED, 0x0B, 0xAD, 0xFE, 0xED, 0x0B, 0xAD,
+ 0xFE, 0xED, 0x0B, 0xAD, 0xFE, 0xED, 0x0B, 0xAD,
+ 0xFE, 0xED, 0x0B, 0xAD, 0xFE, 0xED, 0x0B, 0xAD,
+ 0xFE, 0xED, 0x0B, 0xAD, 0xFE, 0xED, 0x0B, 0xAD
+ };
+
+ if (nic->cpi_alg != CPI_ALG_NONE)
+ return -EINVAL;
+
+ if (cfg == 0)
+ return -EINVAL;
+
+ /* Update default RSS key and cfg */
+ nicvf_rss_set_key(nic, default_key);
+ nicvf_rss_set_cfg(nic, cfg);
+
+ /* Update default RSS RETA */
+ for (idx = 0; idx < NIC_MAX_RSS_IDR_TBL_SIZE; idx++)
+ default_reta[idx] = idx % qcnt;
+
+ return nicvf_rss_reta_update(nic, default_reta,
+ NIC_MAX_RSS_IDR_TBL_SIZE);
+}
+
+int
+nicvf_rss_term(struct nicvf *nic)
+{
+ uint32_t idx;
+ uint8_t disable_rss[NIC_MAX_RSS_IDR_TBL_SIZE];
+
+ nicvf_rss_set_cfg(nic, 0);
+ /* Redirect the output to 0th queue */
+ for (idx = 0; idx < NIC_MAX_RSS_IDR_TBL_SIZE; idx++)
+ disable_rss[idx] = 0;
+
+ return nicvf_rss_reta_update(nic, disable_rss,
+ NIC_MAX_RSS_IDR_TBL_SIZE);
+}
+
+int
+nicvf_loopback_config(struct nicvf *nic, bool enable)
+{
+ if (enable && nic->loopback_supported == 0)
+ return NICVF_ERR_LOOPBACK_CFG;
+
+ return nicvf_mbox_loopback_config(nic, enable);
+}
+
+void
+nicvf_hw_get_stats(struct nicvf *nic, struct nicvf_hw_stats *stats)
+{
+ stats->rx_bytes = NICVF_GET_RX_STATS(RX_OCTS);
+ stats->rx_ucast_frames = NICVF_GET_RX_STATS(RX_UCAST);
+ stats->rx_bcast_frames = NICVF_GET_RX_STATS(RX_BCAST);
+ stats->rx_mcast_frames = NICVF_GET_RX_STATS(RX_MCAST);
+ stats->rx_fcs_errors = NICVF_GET_RX_STATS(RX_FCS);
+ stats->rx_l2_errors = NICVF_GET_RX_STATS(RX_L2ERR);
+ stats->rx_drop_red = NICVF_GET_RX_STATS(RX_RED);
+ stats->rx_drop_red_bytes = NICVF_GET_RX_STATS(RX_RED_OCTS);
+ stats->rx_drop_overrun = NICVF_GET_RX_STATS(RX_ORUN);
+ stats->rx_drop_overrun_bytes = NICVF_GET_RX_STATS(RX_ORUN_OCTS);
+ stats->rx_drop_bcast = NICVF_GET_RX_STATS(RX_DRP_BCAST);
+ stats->rx_drop_mcast = NICVF_GET_RX_STATS(RX_DRP_MCAST);
+ stats->rx_drop_l3_bcast = NICVF_GET_RX_STATS(RX_DRP_L3BCAST);
+ stats->rx_drop_l3_mcast = NICVF_GET_RX_STATS(RX_DRP_L3MCAST);
+
+ stats->tx_bytes_ok = NICVF_GET_TX_STATS(TX_OCTS);
+ stats->tx_ucast_frames_ok = NICVF_GET_TX_STATS(TX_UCAST);
+ stats->tx_bcast_frames_ok = NICVF_GET_TX_STATS(TX_BCAST);
+ stats->tx_mcast_frames_ok = NICVF_GET_TX_STATS(TX_MCAST);
+ stats->tx_drops = NICVF_GET_TX_STATS(TX_DROP);
+}
+
+void
+nicvf_hw_get_rx_qstats(struct nicvf *nic, struct nicvf_hw_rx_qstats *qstats,
+ uint16_t qidx)
+{
+ qstats->q_rx_bytes =
+ nicvf_queue_reg_read(nic, NIC_QSET_RQ_0_7_STATUS0, qidx);
+ qstats->q_rx_packets =
+ nicvf_queue_reg_read(nic, NIC_QSET_RQ_0_7_STATUS1, qidx);
+}
+
+void
+nicvf_hw_get_tx_qstats(struct nicvf *nic, struct nicvf_hw_tx_qstats *qstats,
+ uint16_t qidx)
+{
+ qstats->q_tx_bytes =
+ nicvf_queue_reg_read(nic, NIC_QSET_SQ_0_7_STATUS0, qidx);
+ qstats->q_tx_packets =
+ nicvf_queue_reg_read(nic, NIC_QSET_SQ_0_7_STATUS1, qidx);
+}
diff --git a/drivers/net/thunderx/base/nicvf_hw.h b/drivers/net/thunderx/base/nicvf_hw.h
new file mode 100644
index 0000000..32357cc
--- /dev/null
+++ b/drivers/net/thunderx/base/nicvf_hw.h
@@ -0,0 +1,240 @@
+/*
+ * 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_HW_H
+#define _THUNDERX_NICVF_HW_H
+
+#include <stdint.h>
+
+#include "nicvf_hw_defs.h"
+
+#define PCI_VENDOR_ID_CAVIUM 0x177D
+#define PCI_DEVICE_ID_THUNDERX_PASS1_NICVF 0x0011
+#define PCI_DEVICE_ID_THUNDERX_PASS2_NICVF 0xA034
+#define PCI_SUB_DEVICE_ID_THUNDERX_PASS1_NICVF 0xA11E
+#define PCI_SUB_DEVICE_ID_THUNDERX_PASS2_NICVF 0xA134
+
+#define NICVF_ARRAY_SIZE(arr) (sizeof(arr) / sizeof((arr)[0]))
+
+#define NICVF_GET_RX_STATS(reg) \
+ nicvf_reg_read(nic, NIC_VNIC_RX_STAT_0_13 | (reg << 3))
+#define NICVF_GET_TX_STATS(reg) \
+ nicvf_reg_read(nic, NIC_VNIC_TX_STAT_0_4 | (reg << 3))
+
+#define NICVF_PASS1 (PCI_SUB_DEVICE_ID_THUNDERX_PASS1_NICVF)
+#define NICVF_PASS2 (PCI_SUB_DEVICE_ID_THUNDERX_PASS2_NICVF)
+
+#define NICVF_CAP_TUNNEL_PARSING (1ULL << 0)
+
+enum nicvf_tns_mode {
+ NIC_TNS_BYPASS_MODE = 0,
+ NIC_TNS_MODE,
+};
+
+enum nicvf_err_e {
+ NICVF_OK = 0,
+ NICVF_ERR_SET_QS = -8191,/* -8191 */
+ NICVF_ERR_RESET_QS, /* -8190 */
+ NICVF_ERR_REG_POLL, /* -8189 */
+ NICVF_ERR_RBDR_RESET, /* -8188 */
+ NICVF_ERR_RBDR_DISABLE, /* -8187 */
+ NICVF_ERR_RBDR_PREFETCH, /* -8186 */
+ NICVF_ERR_RBDR_RESET1, /* -8185 */
+ NICVF_ERR_RBDR_RESET2, /* -8184 */
+ NICVF_ERR_RQ_CLAIM, /* -8183 */
+ NICVF_ERR_RQ_PF_CFG, /* -8182 */
+ NICVF_ERR_RQ_BP_CFG, /* -8181 */
+ NICVF_ERR_RQ_DROP_CFG, /* -8180 */
+ NICVF_ERR_CQ_DISABLE, /* -8179 */
+ NICVF_ERR_CQ_RESET, /* -8178 */
+ NICVF_ERR_SQ_DISABLE, /* -8177 */
+ NICVF_ERR_SQ_RESET, /* -8176 */
+ NICVF_ERR_SQ_PF_CFG, /* -8175 */
+ NICVF_ERR_RSS_TBL_UPDATE,/* -8174 */
+ NICVF_ERR_RSS_GET_SZ, /* -8173 */
+ NICVF_ERR_BASE_INIT, /* -8172 */
+ NICVF_ERR_LOOPBACK_CFG, /* -8171 */
+};
+
+typedef nicvf_phys_addr_t (*rbdr_pool_get_handler)(void *opaque);
+
+struct nicvf_hw_rx_qstats {
+ uint64_t q_rx_bytes;
+ uint64_t q_rx_packets;
+};
+
+struct nicvf_hw_tx_qstats {
+ uint64_t q_tx_bytes;
+ uint64_t q_tx_packets;
+};
+
+struct nicvf_hw_stats {
+ uint64_t rx_bytes;
+ uint64_t rx_ucast_frames;
+ uint64_t rx_bcast_frames;
+ uint64_t rx_mcast_frames;
+ uint64_t rx_fcs_errors;
+ uint64_t rx_l2_errors;
+ uint64_t rx_drop_red;
+ uint64_t rx_drop_red_bytes;
+ uint64_t rx_drop_overrun;
+ uint64_t rx_drop_overrun_bytes;
+ uint64_t rx_drop_bcast;
+ uint64_t rx_drop_mcast;
+ uint64_t rx_drop_l3_bcast;
+ uint64_t rx_drop_l3_mcast;
+
+ uint64_t tx_bytes_ok;
+ uint64_t tx_ucast_frames_ok;
+ uint64_t tx_bcast_frames_ok;
+ uint64_t tx_mcast_frames_ok;
+ uint64_t tx_drops;
+};
+
+struct nicvf_rss_reta_info {
+ uint8_t hash_bits;
+ uint16_t rss_size;
+ uint8_t ind_tbl[NIC_MAX_RSS_IDR_TBL_SIZE];
+};
+
+/* Common structs used in DPDK and base layer are defined in DPDK layer */
+#include "../nicvf_struct.h"
+
+NICVF_STATIC_ASSERT(sizeof(struct nicvf_rbdr) <= 128);
+NICVF_STATIC_ASSERT(sizeof(struct nicvf_txq) <= 128);
+NICVF_STATIC_ASSERT(sizeof(struct nicvf_rxq) <= 128);
+
+static inline void
+nicvf_reg_write(struct nicvf *nic, uint32_t offset, uint64_t val)
+{
+ nicvf_addr_write(nic->reg_base + offset, val);
+}
+
+static inline uint64_t
+nicvf_reg_read(struct nicvf *nic, uint32_t offset)
+{
+ return nicvf_addr_read(nic->reg_base + offset);
+}
+
+static inline uintptr_t
+nicvf_qset_base(struct nicvf *nic, uint32_t qidx)
+{
+ return nic->reg_base + (qidx << NIC_Q_NUM_SHIFT);
+}
+
+static inline void
+nicvf_queue_reg_write(struct nicvf *nic, uint32_t offset, uint32_t qidx,
+ uint64_t val)
+{
+ nicvf_addr_write(nicvf_qset_base(nic, qidx) + offset, val);
+}
+
+static inline uint64_t
+nicvf_queue_reg_read(struct nicvf *nic, uint32_t offset, uint32_t qidx)
+{
+ return nicvf_addr_read(nicvf_qset_base(nic, qidx) + offset);
+}
+
+static inline void
+nicvf_disable_all_interrupts(struct nicvf *nic)
+{
+ nicvf_reg_write(nic, NIC_VF_ENA_W1C, NICVF_INTR_ALL_MASK);
+ nicvf_reg_write(nic, NIC_VF_INT, NICVF_INTR_ALL_MASK);
+}
+
+static inline uint32_t
+nicvf_hw_version(struct nicvf *nic)
+{
+ return nic->subsystem_device_id;
+}
+
+static inline uint64_t
+nicvf_hw_cap(struct nicvf *nic)
+{
+ return nic->hwcap;
+}
+
+int nicvf_base_init(struct nicvf *nic);
+
+int nicvf_reg_get_count(void);
+int nicvf_reg_poll_interrupts(struct nicvf *nic);
+int nicvf_reg_dump(struct nicvf *nic, uint64_t *data);
+
+int nicvf_qset_config(struct nicvf *nic);
+int nicvf_qset_reclaim(struct nicvf *nic);
+
+int nicvf_qset_rbdr_config(struct nicvf *nic, uint16_t qidx);
+int nicvf_qset_rbdr_reclaim(struct nicvf *nic, uint16_t qidx);
+int nicvf_qset_rbdr_precharge(struct nicvf *nic, uint16_t ridx,
+ rbdr_pool_get_handler handler, void *opaque,
+ uint32_t max_buffs);
+int nicvf_qset_rbdr_active(struct nicvf *nic, uint16_t qidx);
+
+int nicvf_qset_rq_config(struct nicvf *nic, uint16_t qidx,
+ struct nicvf_rxq *rxq);
+int nicvf_qset_rq_reclaim(struct nicvf *nic, uint16_t qidx);
+
+int nicvf_qset_cq_config(struct nicvf *nic, uint16_t qidx,
+ struct nicvf_rxq *rxq);
+int nicvf_qset_cq_reclaim(struct nicvf *nic, uint16_t qidx);
+
+int nicvf_qset_sq_config(struct nicvf *nic, uint16_t qidx,
+ struct nicvf_txq *txq);
+int nicvf_qset_sq_reclaim(struct nicvf *nic, uint16_t qidx);
+
+uint32_t nicvf_qsize_rbdr_roundup(uint32_t val);
+uint32_t nicvf_qsize_cq_roundup(uint32_t val);
+uint32_t nicvf_qsize_sq_roundup(uint32_t val);
+
+void nicvf_vlan_hw_strip(struct nicvf *nic, bool enable);
+
+int nicvf_rss_config(struct nicvf *nic, uint32_t qcnt, uint64_t cfg);
+int nicvf_rss_term(struct nicvf *nic);
+
+int nicvf_rss_reta_update(struct nicvf *nic, uint8_t *tbl, uint32_t max_count);
+int nicvf_rss_reta_query(struct nicvf *nic, uint8_t *tbl, uint32_t max_count);
+
+void nicvf_rss_set_key(struct nicvf *nic, uint8_t *key);
+void nicvf_rss_get_key(struct nicvf *nic, uint8_t *key);
+
+void nicvf_rss_set_cfg(struct nicvf *nic, uint64_t val);
+uint64_t nicvf_rss_get_cfg(struct nicvf *nic);
+
+int nicvf_loopback_config(struct nicvf *nic, bool enable);
+
+void nicvf_hw_get_stats(struct nicvf *nic, struct nicvf_hw_stats *stats);
+void nicvf_hw_get_rx_qstats(struct nicvf *nic,
+ struct nicvf_hw_rx_qstats *qstats, uint16_t qidx);
+void nicvf_hw_get_tx_qstats(struct nicvf *nic,
+ struct nicvf_hw_tx_qstats *qstats, uint16_t qidx);
+
+#endif /* _THUNDERX_NICVF_HW_H */
diff --git a/drivers/net/thunderx/base/nicvf_hw_defs.h b/drivers/net/thunderx/base/nicvf_hw_defs.h
new file mode 100644
index 0000000..ef9354b
--- /dev/null
+++ b/drivers/net/thunderx/base/nicvf_hw_defs.h
@@ -0,0 +1,1216 @@
+/*
+ * 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_HW_DEFS_H
+#define _THUNDERX_NICVF_HW_DEFS_H
+
+#include <stdint.h>
+#include <stdbool.h>
+
+/* Virtual function register offsets */
+
+#define NIC_VF_CFG (0x000020)
+#define NIC_VF_PF_MAILBOX_0_1 (0x000130)
+#define NIC_VF_INT (0x000200)
+#define NIC_VF_INT_W1S (0x000220)
+#define NIC_VF_ENA_W1C (0x000240)
+#define NIC_VF_ENA_W1S (0x000260)
+
+#define NIC_VNIC_RSS_CFG (0x0020E0)
+#define NIC_VNIC_RSS_KEY_0_4 (0x002200)
+#define NIC_VNIC_TX_STAT_0_4 (0x004000)
+#define NIC_VNIC_RX_STAT_0_13 (0x004100)
+#define NIC_VNIC_RQ_GEN_CFG (0x010010)
+
+#define NIC_QSET_CQ_0_7_CFG (0x010400)
+#define NIC_QSET_CQ_0_7_CFG2 (0x010408)
+#define NIC_QSET_CQ_0_7_THRESH (0x010410)
+#define NIC_QSET_CQ_0_7_BASE (0x010420)
+#define NIC_QSET_CQ_0_7_HEAD (0x010428)
+#define NIC_QSET_CQ_0_7_TAIL (0x010430)
+#define NIC_QSET_CQ_0_7_DOOR (0x010438)
+#define NIC_QSET_CQ_0_7_STATUS (0x010440)
+#define NIC_QSET_CQ_0_7_STATUS2 (0x010448)
+#define NIC_QSET_CQ_0_7_DEBUG (0x010450)
+
+#define NIC_QSET_RQ_0_7_CFG (0x010600)
+#define NIC_QSET_RQ_0_7_STATUS0 (0x010700)
+#define NIC_QSET_RQ_0_7_STATUS1 (0x010708)
+
+#define NIC_QSET_SQ_0_7_CFG (0x010800)
+#define NIC_QSET_SQ_0_7_THRESH (0x010810)
+#define NIC_QSET_SQ_0_7_BASE (0x010820)
+#define NIC_QSET_SQ_0_7_HEAD (0x010828)
+#define NIC_QSET_SQ_0_7_TAIL (0x010830)
+#define NIC_QSET_SQ_0_7_DOOR (0x010838)
+#define NIC_QSET_SQ_0_7_STATUS (0x010840)
+#define NIC_QSET_SQ_0_7_DEBUG (0x010848)
+#define NIC_QSET_SQ_0_7_STATUS0 (0x010900)
+#define NIC_QSET_SQ_0_7_STATUS1 (0x010908)
+
+#define NIC_QSET_RBDR_0_1_CFG (0x010C00)
+#define NIC_QSET_RBDR_0_1_THRESH (0x010C10)
+#define NIC_QSET_RBDR_0_1_BASE (0x010C20)
+#define NIC_QSET_RBDR_0_1_HEAD (0x010C28)
+#define NIC_QSET_RBDR_0_1_TAIL (0x010C30)
+#define NIC_QSET_RBDR_0_1_DOOR (0x010C38)
+#define NIC_QSET_RBDR_0_1_STATUS0 (0x010C40)
+#define NIC_QSET_RBDR_0_1_STATUS1 (0x010C48)
+#define NIC_QSET_RBDR_0_1_PRFCH_STATUS (0x010C50)
+
+/* vNIC HW Constants */
+
+#define NIC_Q_NUM_SHIFT 18
+
+#define MAX_QUEUE_SET 128
+#define MAX_RCV_QUEUES_PER_QS 8
+#define MAX_RCV_BUF_DESC_RINGS_PER_QS 2
+#define MAX_SND_QUEUES_PER_QS 8
+#define MAX_CMP_QUEUES_PER_QS 8
+
+#define NICVF_INTR_CQ_SHIFT 0
+#define NICVF_INTR_SQ_SHIFT 8
+#define NICVF_INTR_RBDR_SHIFT 16
+#define NICVF_INTR_PKT_DROP_SHIFT 20
+#define NICVF_INTR_TCP_TIMER_SHIFT 21
+#define NICVF_INTR_MBOX_SHIFT 22
+#define NICVF_INTR_QS_ERR_SHIFT 23
+
+#define NICVF_INTR_CQ_MASK (0xFF << NICVF_INTR_CQ_SHIFT)
+#define NICVF_INTR_SQ_MASK (0xFF << NICVF_INTR_SQ_SHIFT)
+#define NICVF_INTR_RBDR_MASK (0x03 << NICVF_INTR_RBDR_SHIFT)
+#define NICVF_INTR_PKT_DROP_MASK (1 << NICVF_INTR_PKT_DROP_SHIFT)
+#define NICVF_INTR_TCP_TIMER_MASK (1 << NICVF_INTR_TCP_TIMER_SHIFT)
+#define NICVF_INTR_MBOX_MASK (1 << NICVF_INTR_MBOX_SHIFT)
+#define NICVF_INTR_QS_ERR_MASK (1 << NICVF_INTR_QS_ERR_SHIFT)
+#define NICVF_INTR_ALL_MASK (0x7FFFFF)
+
+#define NICVF_CQ_WR_FULL (1ULL << 26)
+#define NICVF_CQ_WR_DISABLE (1ULL << 25)
+#define NICVF_CQ_WR_FAULT (1ULL << 24)
+#define NICVF_CQ_ERR_MASK (NICVF_CQ_WR_FULL |\
+ NICVF_CQ_WR_DISABLE |\
+ NICVF_CQ_WR_FAULT)
+#define NICVF_CQ_CQE_COUNT_MASK (0xFFFF)
+
+#define NICVF_SQ_ERR_STOPPED (1ULL << 21)
+#define NICVF_SQ_ERR_SEND (1ULL << 20)
+#define NICVF_SQ_ERR_DPE (1ULL << 19)
+#define NICVF_SQ_ERR_MASK (NICVF_SQ_ERR_STOPPED |\
+ NICVF_SQ_ERR_SEND |\
+ NICVF_SQ_ERR_DPE)
+#define NICVF_SQ_STATUS_STOPPED_BIT (21)
+
+#define NICVF_RBDR_FIFO_STATE_SHIFT (62)
+#define NICVF_RBDR_FIFO_STATE_MASK (3ULL << NICVF_RBDR_FIFO_STATE_SHIFT)
+#define NICVF_RBDR_COUNT_MASK (0x7FFFF)
+
+/* Queue reset */
+#define NICVF_CQ_RESET (1ULL << 41)
+#define NICVF_SQ_RESET (1ULL << 17)
+#define NICVF_RBDR_RESET (1ULL << 43)
+
+/* RSS constants */
+#define NIC_MAX_RSS_HASH_BITS (8)
+#define NIC_MAX_RSS_IDR_TBL_SIZE (1 << NIC_MAX_RSS_HASH_BITS)
+#define RSS_HASH_KEY_SIZE (5) /* 320 bit key */
+#define RSS_HASH_KEY_BYTE_SIZE (40) /* 320 bit key */
+
+#define RSS_L2_EXTENDED_HASH_ENA (1 << 0)
+#define RSS_IP_ENA (1 << 1)
+#define RSS_TCP_ENA (1 << 2)
+#define RSS_TCP_SYN_ENA (1 << 3)
+#define RSS_UDP_ENA (1 << 4)
+#define RSS_L4_EXTENDED_ENA (1 << 5)
+#define RSS_L3_BI_DIRECTION_ENA (1 << 7)
+#define RSS_L4_BI_DIRECTION_ENA (1 << 8)
+#define RSS_TUN_VXLAN_ENA (1 << 9)
+#define RSS_TUN_GENEVE_ENA (1 << 10)
+#define RSS_TUN_NVGRE_ENA (1 << 11)
+
+#define RBDR_QUEUE_SZ_8K (8 * 1024)
+#define RBDR_QUEUE_SZ_16K (16 * 1024)
+#define RBDR_QUEUE_SZ_32K (32 * 1024)
+#define RBDR_QUEUE_SZ_64K (64 * 1024)
+#define RBDR_QUEUE_SZ_128K (128 * 1024)
+#define RBDR_QUEUE_SZ_256K (256 * 1024)
+#define RBDR_QUEUE_SZ_512K (512 * 1024)
+
+#define RBDR_SIZE_SHIFT (13) /* 8k */
+
+#define SND_QUEUE_SZ_1K (1 * 1024)
+#define SND_QUEUE_SZ_2K (2 * 1024)
+#define SND_QUEUE_SZ_4K (4 * 1024)
+#define SND_QUEUE_SZ_8K (8 * 1024)
+#define SND_QUEUE_SZ_16K (16 * 1024)
+#define SND_QUEUE_SZ_32K (32 * 1024)
+#define SND_QUEUE_SZ_64K (64 * 1024)
+
+#define SND_QSIZE_SHIFT (10) /* 1k */
+
+#define CMP_QUEUE_SZ_1K (1 * 1024)
+#define CMP_QUEUE_SZ_2K (2 * 1024)
+#define CMP_QUEUE_SZ_4K (4 * 1024)
+#define CMP_QUEUE_SZ_8K (8 * 1024)
+#define CMP_QUEUE_SZ_16K (16 * 1024)
+#define CMP_QUEUE_SZ_32K (32 * 1024)
+#define CMP_QUEUE_SZ_64K (64 * 1024)
+
+#define CMP_QSIZE_SHIFT (10) /* 1k */
+
+/* Min/Max packet size */
+#define NIC_HW_MIN_FRS 64
+#define NIC_HW_MAX_FRS 9200 /* 9216 max packet including FCS */
+#define NIC_HW_MAX_SEGS 12
+
+/* Descriptor alignments */
+#define NICVF_RBDR_BASE_ALIGN_BYTES 128 /* 7 bits */
+#define NICVF_CQ_BASE_ALIGN_BYTES 512 /* 9 bits */
+#define NICVF_SQ_BASE_ALIGN_BYTES 128 /* 7 bits */
+
+/* vNIC HW Enumerations */
+
+enum nic_send_ld_type_e {
+ NIC_SEND_LD_TYPE_E_LDD = 0x0,
+ NIC_SEND_LD_TYPE_E_LDT = 0x1,
+ NIC_SEND_LD_TYPE_E_LDWB = 0x2,
+ NIC_SEND_LD_TYPE_E_ENUM_LAST = 0x3,
+};
+
+enum ether_type_algorithm {
+ ETYPE_ALG_NONE = 0x0,
+ ETYPE_ALG_SKIP = 0x1,
+ ETYPE_ALG_ENDPARSE = 0x2,
+ ETYPE_ALG_VLAN = 0x3,
+ ETYPE_ALG_VLAN_STRIP = 0x4,
+};
+
+enum layer3_type {
+ L3TYPE_NONE = 0x0,
+ L3TYPE_GRH = 0x1,
+ L3TYPE_IPV4 = 0x4,
+ L3TYPE_IPV4_OPTIONS = 0x5,
+ L3TYPE_IPV6 = 0x6,
+ L3TYPE_IPV6_OPTIONS = 0x7,
+ L3TYPE_ET_STOP = 0xD,
+ L3TYPE_OTHER = 0xE,
+};
+
+#define NICVF_L3TYPE_OPTIONS_MASK ((uint8_t)1)
+#define NICVF_L3TYPE_IPVX_MASK ((uint8_t)0x06)
+
+enum layer4_type {
+ L4TYPE_NONE = 0x0,
+ L4TYPE_IPSEC_ESP = 0x1,
+ L4TYPE_IPFRAG = 0x2,
+ L4TYPE_IPCOMP = 0x3,
+ L4TYPE_TCP = 0x4,
+ L4TYPE_UDP = 0x5,
+ L4TYPE_SCTP = 0x6,
+ L4TYPE_GRE = 0x7,
+ L4TYPE_ROCE_BTH = 0x8,
+ L4TYPE_OTHER = 0xE,
+};
+
+/* CPI and RSSI configuration */
+enum cpi_algorithm_type {
+ CPI_ALG_NONE = 0x0,
+ CPI_ALG_VLAN = 0x1,
+ CPI_ALG_VLAN16 = 0x2,
+ CPI_ALG_DIFF = 0x3,
+};
+
+enum rss_algorithm_type {
+ RSS_ALG_NONE = 0x00,
+ RSS_ALG_PORT = 0x01,
+ RSS_ALG_IP = 0x02,
+ RSS_ALG_TCP_IP = 0x03,
+ RSS_ALG_UDP_IP = 0x04,
+ RSS_ALG_SCTP_IP = 0x05,
+ RSS_ALG_GRE_IP = 0x06,
+ RSS_ALG_ROCE = 0x07,
+};
+
+enum rss_hash_cfg {
+ RSS_HASH_L2ETC = 0x00,
+ RSS_HASH_IP = 0x01,
+ RSS_HASH_TCP = 0x02,
+ RSS_HASH_TCP_SYN_DIS = 0x03,
+ RSS_HASH_UDP = 0x04,
+ RSS_HASH_L4ETC = 0x05,
+ RSS_HASH_ROCE = 0x06,
+ RSS_L3_BIDI = 0x07,
+ RSS_L4_BIDI = 0x08,
+};
+
+/* Completion queue entry types */
+enum cqe_type {
+ CQE_TYPE_INVALID = 0x0,
+ CQE_TYPE_RX = 0x2,
+ CQE_TYPE_RX_SPLIT = 0x3,
+ CQE_TYPE_RX_TCP = 0x4,
+ CQE_TYPE_SEND = 0x8,
+ CQE_TYPE_SEND_PTP = 0x9,
+};
+
+enum cqe_rx_tcp_status {
+ CQE_RX_STATUS_VALID_TCP_CNXT = 0x00,
+ CQE_RX_STATUS_INVALID_TCP_CNXT = 0x0F,
+};
+
+enum cqe_send_status {
+ CQE_SEND_STATUS_GOOD = 0x00,
+ CQE_SEND_STATUS_DESC_FAULT = 0x01,
+ CQE_SEND_STATUS_HDR_CONS_ERR = 0x11,
+ CQE_SEND_STATUS_SUBDESC_ERR = 0x12,
+ CQE_SEND_STATUS_IMM_SIZE_OFLOW = 0x80,
+ CQE_SEND_STATUS_CRC_SEQ_ERR = 0x81,
+ CQE_SEND_STATUS_DATA_SEQ_ERR = 0x82,
+ CQE_SEND_STATUS_MEM_SEQ_ERR = 0x83,
+ CQE_SEND_STATUS_LOCK_VIOL = 0x84,
+ CQE_SEND_STATUS_LOCK_UFLOW = 0x85,
+ CQE_SEND_STATUS_DATA_FAULT = 0x86,
+ CQE_SEND_STATUS_TSTMP_CONFLICT = 0x87,
+ CQE_SEND_STATUS_TSTMP_TIMEOUT = 0x88,
+ CQE_SEND_STATUS_MEM_FAULT = 0x89,
+ CQE_SEND_STATUS_CSUM_OVERLAP = 0x8A,
+ CQE_SEND_STATUS_CSUM_OVERFLOW = 0x8B,
+};
+
+enum cqe_rx_tcp_end_reason {
+ CQE_RX_TCP_END_FIN_FLAG_DET = 0,
+ CQE_RX_TCP_END_INVALID_FLAG = 1,
+ CQE_RX_TCP_END_TIMEOUT = 2,
+ CQE_RX_TCP_END_OUT_OF_SEQ = 3,
+ CQE_RX_TCP_END_PKT_ERR = 4,
+ CQE_RX_TCP_END_QS_DISABLED = 0x0F,
+};
+
+/* Packet protocol level error enumeration */
+enum cqe_rx_err_level {
+ CQE_RX_ERRLVL_RE = 0x0,
+ CQE_RX_ERRLVL_L2 = 0x1,
+ CQE_RX_ERRLVL_L3 = 0x2,
+ CQE_RX_ERRLVL_L4 = 0x3,
+};
+
+/* Packet protocol level error type enumeration */
+enum cqe_rx_err_opcode {
+ CQE_RX_ERR_RE_NONE = 0x0,
+ CQE_RX_ERR_RE_PARTIAL = 0x1,
+ CQE_RX_ERR_RE_JABBER = 0x2,
+ CQE_RX_ERR_RE_FCS = 0x7,
+ CQE_RX_ERR_RE_TERMINATE = 0x9,
+ CQE_RX_ERR_RE_RX_CTL = 0xb,
+ CQE_RX_ERR_PREL2_ERR = 0x1f,
+ CQE_RX_ERR_L2_FRAGMENT = 0x20,
+ CQE_RX_ERR_L2_OVERRUN = 0x21,
+ CQE_RX_ERR_L2_PFCS = 0x22,
+ CQE_RX_ERR_L2_PUNY = 0x23,
+ CQE_RX_ERR_L2_MAL = 0x24,
+ CQE_RX_ERR_L2_OVERSIZE = 0x25,
+ CQE_RX_ERR_L2_UNDERSIZE = 0x26,
+ CQE_RX_ERR_L2_LENMISM = 0x27,
+ CQE_RX_ERR_L2_PCLP = 0x28,
+ CQE_RX_ERR_IP_NOT = 0x41,
+ CQE_RX_ERR_IP_CHK = 0x42,
+ CQE_RX_ERR_IP_MAL = 0x43,
+ CQE_RX_ERR_IP_MALD = 0x44,
+ CQE_RX_ERR_IP_HOP = 0x45,
+ CQE_RX_ERR_L3_ICRC = 0x46,
+ CQE_RX_ERR_L3_PCLP = 0x47,
+ CQE_RX_ERR_L4_MAL = 0x61,
+ CQE_RX_ERR_L4_CHK = 0x62,
+ CQE_RX_ERR_UDP_LEN = 0x63,
+ CQE_RX_ERR_L4_PORT = 0x64,
+ CQE_RX_ERR_TCP_FLAG = 0x65,
+ CQE_RX_ERR_TCP_OFFSET = 0x66,
+ CQE_RX_ERR_L4_PCLP = 0x67,
+ CQE_RX_ERR_RBDR_TRUNC = 0x70,
+};
+
+enum send_l4_csum_type {
+ SEND_L4_CSUM_DISABLE = 0x00,
+ SEND_L4_CSUM_UDP = 0x01,
+ SEND_L4_CSUM_TCP = 0x02,
+};
+
+enum send_crc_alg {
+ SEND_CRCALG_CRC32 = 0x00,
+ SEND_CRCALG_CRC32C = 0x01,
+ SEND_CRCALG_ICRC = 0x02,
+};
+
+enum send_load_type {
+ SEND_LD_TYPE_LDD = 0x00,
+ SEND_LD_TYPE_LDT = 0x01,
+ SEND_LD_TYPE_LDWB = 0x02,
+};
+
+enum send_mem_alg_type {
+ SEND_MEMALG_SET = 0x00,
+ SEND_MEMALG_ADD = 0x08,
+ SEND_MEMALG_SUB = 0x09,
+ SEND_MEMALG_ADDLEN = 0x0A,
+ SEND_MEMALG_SUBLEN = 0x0B,
+};
+
+enum send_mem_dsz_type {
+ SEND_MEMDSZ_B64 = 0x00,
+ SEND_MEMDSZ_B32 = 0x01,
+ SEND_MEMDSZ_B8 = 0x03,
+};
+
+enum sq_subdesc_type {
+ SQ_DESC_TYPE_INVALID = 0x00,
+ SQ_DESC_TYPE_HEADER = 0x01,
+ SQ_DESC_TYPE_CRC = 0x02,
+ SQ_DESC_TYPE_IMMEDIATE = 0x03,
+ SQ_DESC_TYPE_GATHER = 0x04,
+ SQ_DESC_TYPE_MEMORY = 0x05,
+};
+
+enum l3_type_t {
+ L3_NONE = 0x00,
+ L3_IPV4 = 0x04,
+ L3_IPV4_OPT = 0x05,
+ L3_IPV6 = 0x06,
+ L3_IPV6_OPT = 0x07,
+ L3_ET_STOP = 0x0D,
+ L3_OTHER = 0x0E
+};
+
+enum l4_type_t {
+ L4_NONE = 0x00,
+ L4_IPSEC_ESP = 0x01,
+ L4_IPFRAG = 0x02,
+ L4_IPCOMP = 0x03,
+ L4_TCP = 0x04,
+ L4_UDP_PASS1 = 0x05,
+ L4_GRE = 0x07,
+ L4_UDP_PASS2 = 0x08,
+ L4_UDP_GENEVE = 0x09,
+ L4_UDP_VXLAN = 0x0A,
+ L4_NVGRE = 0x0C,
+ L4_OTHER = 0x0E
+};
+
+enum vlan_strip {
+ NO_STRIP = 0x0,
+ STRIP_FIRST_VLAN = 0x1,
+ STRIP_SECOND_VLAN = 0x2,
+ STRIP_RESERV = 0x3
+};
+
+enum rbdr_state {
+ RBDR_FIFO_STATE_INACTIVE = 0,
+ RBDR_FIFO_STATE_ACTIVE = 1,
+ RBDR_FIFO_STATE_RESET = 2,
+ RBDR_FIFO_STATE_FAIL = 3
+};
+
+enum rq_cache_allocation {
+ RQ_CACHE_ALLOC_OFF = 0,
+ RQ_CACHE_ALLOC_ALL = 1,
+ RQ_CACHE_ALLOC_FIRST = 2,
+ RQ_CACHE_ALLOC_TWO = 3,
+};
+
+enum cq_rx_errlvl_e {
+ CQ_ERRLVL_MAC,
+ CQ_ERRLVL_L2,
+ CQ_ERRLVL_L3,
+ CQ_ERRLVL_L4,
+};
+
+enum cq_rx_errop_e {
+ CQ_RX_ERROP_RE_NONE = 0x0,
+ CQ_RX_ERROP_RE_PARTIAL = 0x1,
+ CQ_RX_ERROP_RE_JABBER = 0x2,
+ CQ_RX_ERROP_RE_FCS = 0x7,
+ CQ_RX_ERROP_RE_TERMINATE = 0x9,
+ CQ_RX_ERROP_RE_RX_CTL = 0xb,
+ CQ_RX_ERROP_PREL2_ERR = 0x1f,
+ CQ_RX_ERROP_L2_FRAGMENT = 0x20,
+ CQ_RX_ERROP_L2_OVERRUN = 0x21,
+ CQ_RX_ERROP_L2_PFCS = 0x22,
+ CQ_RX_ERROP_L2_PUNY = 0x23,
+ CQ_RX_ERROP_L2_MAL = 0x24,
+ CQ_RX_ERROP_L2_OVERSIZE = 0x25,
+ CQ_RX_ERROP_L2_UNDERSIZE = 0x26,
+ CQ_RX_ERROP_L2_LENMISM = 0x27,
+ CQ_RX_ERROP_L2_PCLP = 0x28,
+ CQ_RX_ERROP_IP_NOT = 0x41,
+ CQ_RX_ERROP_IP_CSUM_ERR = 0x42,
+ CQ_RX_ERROP_IP_MAL = 0x43,
+ CQ_RX_ERROP_IP_MALD = 0x44,
+ CQ_RX_ERROP_IP_HOP = 0x45,
+ CQ_RX_ERROP_L3_ICRC = 0x46,
+ CQ_RX_ERROP_L3_PCLP = 0x47,
+ CQ_RX_ERROP_L4_MAL = 0x61,
+ CQ_RX_ERROP_L4_CHK = 0x62,
+ CQ_RX_ERROP_UDP_LEN = 0x63,
+ CQ_RX_ERROP_L4_PORT = 0x64,
+ CQ_RX_ERROP_TCP_FLAG = 0x65,
+ CQ_RX_ERROP_TCP_OFFSET = 0x66,
+ CQ_RX_ERROP_L4_PCLP = 0x67,
+ CQ_RX_ERROP_RBDR_TRUNC = 0x70,
+};
+
+enum cq_tx_errop_e {
+ CQ_TX_ERROP_GOOD = 0x0,
+ CQ_TX_ERROP_DESC_FAULT = 0x10,
+ CQ_TX_ERROP_HDR_CONS_ERR = 0x11,
+ CQ_TX_ERROP_SUBDC_ERR = 0x12,
+ CQ_TX_ERROP_IMM_SIZE_OFLOW = 0x80,
+ CQ_TX_ERROP_DATA_SEQUENCE_ERR = 0x81,
+ CQ_TX_ERROP_MEM_SEQUENCE_ERR = 0x82,
+ CQ_TX_ERROP_LOCK_VIOL = 0x83,
+ CQ_TX_ERROP_DATA_FAULT = 0x84,
+ CQ_TX_ERROP_TSTMP_CONFLICT = 0x85,
+ CQ_TX_ERROP_TSTMP_TIMEOUT = 0x86,
+ CQ_TX_ERROP_MEM_FAULT = 0x87,
+ CQ_TX_ERROP_CK_OVERLAP = 0x88,
+ CQ_TX_ERROP_CK_OFLOW = 0x89,
+ CQ_TX_ERROP_ENUM_LAST = 0x8a,
+};
+
+enum rq_sq_stats_reg_offset {
+ RQ_SQ_STATS_OCTS = 0x0,
+ RQ_SQ_STATS_PKTS = 0x1,
+};
+
+enum nic_stat_vnic_rx_e {
+ RX_OCTS = 0,
+ RX_UCAST,
+ RX_BCAST,
+ RX_MCAST,
+ RX_RED,
+ RX_RED_OCTS,
+ RX_ORUN,
+ RX_ORUN_OCTS,
+ RX_FCS,
+ RX_L2ERR,
+ RX_DRP_BCAST,
+ RX_DRP_MCAST,
+ RX_DRP_L3BCAST,
+ RX_DRP_L3MCAST,
+};
+
+enum nic_stat_vnic_tx_e {
+ TX_OCTS = 0,
+ TX_UCAST,
+ TX_BCAST,
+ TX_MCAST,
+ TX_DROP,
+};
+
+#define NICVF_STATIC_ASSERT(s) _Static_assert(s, #s)
+
+typedef uint64_t nicvf_phys_addr_t;
+
+#ifndef __BYTE_ORDER__
+#error __BYTE_ORDER__ not defined
+#endif
+
+/* vNIC HW Structures */
+
+#define NICVF_CQE_RBPTR_WORD 6
+#define NICVF_CQE_RX2_RBPTR_WORD 7
+
+typedef union {
+ uint64_t u64;
+ struct {
+#if __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__
+ uint64_t cqe_type:4;
+ uint64_t stdn_fault:1;
+ uint64_t rsvd0:1;
+ uint64_t rq_qs:7;
+ uint64_t rq_idx:3;
+ uint64_t rsvd1:12;
+ uint64_t rss_alg:4;
+ uint64_t rsvd2:4;
+ uint64_t rb_cnt:4;
+ uint64_t vlan_found:1;
+ uint64_t vlan_stripped:1;
+ uint64_t vlan2_found:1;
+ uint64_t vlan2_stripped:1;
+ uint64_t l4_type:4;
+ uint64_t l3_type:4;
+ uint64_t l2_present:1;
+ uint64_t err_level:3;
+ uint64_t err_opcode:8;
+#else
+ uint64_t err_opcode:8;
+ uint64_t err_level:3;
+ uint64_t l2_present:1;
+ uint64_t l3_type:4;
+ uint64_t l4_type:4;
+ uint64_t vlan2_stripped:1;
+ uint64_t vlan2_found:1;
+ uint64_t vlan_stripped:1;
+ uint64_t vlan_found:1;
+ uint64_t rb_cnt:4;
+ uint64_t rsvd2:4;
+ uint64_t rss_alg:4;
+ uint64_t rsvd1:12;
+ uint64_t rq_idx:3;
+ uint64_t rq_qs:7;
+ uint64_t rsvd0:1;
+ uint64_t stdn_fault:1;
+ uint64_t cqe_type:4;
+#endif
+ };
+} cqe_rx_word0_t;
+
+typedef union {
+ uint64_t u64;
+ struct {
+#if __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__
+ uint64_t pkt_len:16;
+ uint64_t l2_ptr:8;
+ uint64_t l3_ptr:8;
+ uint64_t l4_ptr:8;
+ uint64_t cq_pkt_len:8;
+ uint64_t align_pad:3;
+ uint64_t rsvd3:1;
+ uint64_t chan:12;
+#else
+ uint64_t chan:12;
+ uint64_t rsvd3:1;
+ uint64_t align_pad:3;
+ uint64_t cq_pkt_len:8;
+ uint64_t l4_ptr:8;
+ uint64_t l3_ptr:8;
+ uint64_t l2_ptr:8;
+ uint64_t pkt_len:16;
+#endif
+ };
+} cqe_rx_word1_t;
+
+typedef union {
+ uint64_t u64;
+ struct {
+#if __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__
+ uint64_t rss_tag:32;
+ uint64_t vlan_tci:16;
+ uint64_t vlan_ptr:8;
+ uint64_t vlan2_ptr:8;
+#else
+ uint64_t vlan2_ptr:8;
+ uint64_t vlan_ptr:8;
+ uint64_t vlan_tci:16;
+ uint64_t rss_tag:32;
+#endif
+ };
+} cqe_rx_word2_t;
+
+typedef union {
+ uint64_t u64;
+ struct {
+#if __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__
+ uint16_t rb3_sz;
+ uint16_t rb2_sz;
+ uint16_t rb1_sz;
+ uint16_t rb0_sz;
+#else
+ uint16_t rb0_sz;
+ uint16_t rb1_sz;
+ uint16_t rb2_sz;
+ uint16_t rb3_sz;
+#endif
+ };
+} cqe_rx_word3_t;
+
+typedef union {
+ uint64_t u64;
+ struct {
+#if __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__
+ uint16_t rb7_sz;
+ uint16_t rb6_sz;
+ uint16_t rb5_sz;
+ uint16_t rb4_sz;
+#else
+ uint16_t rb4_sz;
+ uint16_t rb5_sz;
+ uint16_t rb6_sz;
+ uint16_t rb7_sz;
+#endif
+ };
+} cqe_rx_word4_t;
+
+typedef union {
+ uint64_t u64;
+ struct {
+#if __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__
+ uint16_t rb11_sz;
+ uint16_t rb10_sz;
+ uint16_t rb9_sz;
+ uint16_t rb8_sz;
+#else
+ uint16_t rb8_sz;
+ uint16_t rb9_sz;
+ uint16_t rb10_sz;
+ uint16_t rb11_sz;
+#endif
+ };
+} cqe_rx_word5_t;
+
+typedef union {
+ uint64_t u64;
+ struct {
+#if __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__
+ uint64_t vlan_found:1;
+ uint64_t vlan_stripped:1;
+ uint64_t vlan2_found:1;
+ uint64_t vlan2_stripped:1;
+ uint64_t rsvd2:3;
+ uint64_t inner_l2:1;
+ uint64_t inner_l4type:4;
+ uint64_t inner_l3type:4;
+ uint64_t vlan_ptr:8;
+ uint64_t vlan2_ptr:8;
+ uint64_t rsvd1:8;
+ uint64_t rsvd0:8;
+ uint64_t inner_l3ptr:8;
+ uint64_t inner_l4ptr:8;
+#else
+ uint64_t inner_l4ptr:8;
+ uint64_t inner_l3ptr:8;
+ uint64_t rsvd0:8;
+ uint64_t rsvd1:8;
+ uint64_t vlan2_ptr:8;
+ uint64_t vlan_ptr:8;
+ uint64_t inner_l3type:4;
+ uint64_t inner_l4type:4;
+ uint64_t inner_l2:1;
+ uint64_t rsvd2:3;
+ uint64_t vlan2_stripped:1;
+ uint64_t vlan2_found:1;
+ uint64_t vlan_stripped:1;
+ uint64_t vlan_found:1;
+#endif
+ };
+} cqe_rx2_word6_t;
+
+struct cqe_rx_t {
+ cqe_rx_word0_t word0;
+ cqe_rx_word1_t word1;
+ cqe_rx_word2_t word2;
+ cqe_rx_word3_t word3;
+ cqe_rx_word4_t word4;
+ cqe_rx_word5_t word5;
+ cqe_rx2_word6_t word6; /* if NIC_PF_RX_CFG[CQE_RX2_ENA] set */
+};
+
+struct cqe_rx_tcp_err_t {
+#if __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__
+ uint64_t cqe_type:4; /* W0 */
+ uint64_t rsvd0:60;
+
+ uint64_t rsvd1:4; /* W1 */
+ uint64_t partial_first:1;
+ uint64_t rsvd2:27;
+ uint64_t rbdr_bytes:8;
+ uint64_t rsvd3:24;
+#else
+ uint64_t rsvd0:60;
+ uint64_t cqe_type:4;
+
+ uint64_t rsvd3:24;
+ uint64_t rbdr_bytes:8;
+ uint64_t rsvd2:27;
+ uint64_t partial_first:1;
+ uint64_t rsvd1:4;
+#endif
+};
+
+struct cqe_rx_tcp_t {
+#if __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__
+ uint64_t cqe_type:4; /* W0 */
+ uint64_t rsvd0:52;
+ uint64_t cq_tcp_status:8;
+
+ uint64_t rsvd1:32; /* W1 */
+ uint64_t tcp_cntx_bytes:8;
+ uint64_t rsvd2:8;
+ uint64_t tcp_err_bytes:16;
+#else
+ uint64_t cq_tcp_status:8;
+ uint64_t rsvd0:52;
+ uint64_t cqe_type:4; /* W0 */
+
+ uint64_t tcp_err_bytes:16;
+ uint64_t rsvd2:8;
+ uint64_t tcp_cntx_bytes:8;
+ uint64_t rsvd1:32; /* W1 */
+#endif
+};
+
+struct cqe_send_t {
+#if defined(__BIG_ENDIAN_BITFIELD)
+ uint64_t cqe_type:4; /* W0 */
+ uint64_t rsvd0:4;
+ uint64_t sqe_ptr:16;
+ uint64_t rsvd1:4;
+ uint64_t rsvd2:10;
+ uint64_t sq_qs:7;
+ uint64_t sq_idx:3;
+ uint64_t rsvd3:8;
+ uint64_t send_status:8;
+
+ uint64_t ptp_timestamp:64; /* W1 */
+#elif defined(__LITTLE_ENDIAN_BITFIELD)
+ uint64_t send_status:8;
+ uint64_t rsvd3:8;
+ uint64_t sq_idx:3;
+ uint64_t sq_qs:7;
+ uint64_t rsvd2:10;
+ uint64_t rsvd1:4;
+ uint64_t sqe_ptr:16;
+ uint64_t rsvd0:4;
+ uint64_t cqe_type:4; /* W0 */
+
+ uint64_t ptp_timestamp:64;
+#endif
+};
+
+struct cq_entry_type_t {
+#if __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__
+ uint64_t cqe_type:4;
+ uint64_t __pad:60;
+#else
+ uint64_t __pad:60;
+ uint64_t cqe_type:4;
+#endif
+};
+
+union cq_entry_t {
+ uint64_t u[64];
+ struct cq_entry_type_t type;
+ struct cqe_rx_t rx_hdr;
+ struct cqe_rx_tcp_t rx_tcp_hdr;
+ struct cqe_rx_tcp_err_t rx_tcp_err_hdr;
+ struct cqe_send_t cqe_send;
+};
+
+NICVF_STATIC_ASSERT(sizeof(union cq_entry_t) == 512);
+
+struct rbdr_entry_t {
+#if __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__
+ union {
+ struct {
+ uint64_t rsvd0:15;
+ uint64_t buf_addr:42;
+ uint64_t cache_align:7;
+ };
+ nicvf_phys_addr_t full_addr;
+ };
+#else
+ union {
+ struct {
+ uint64_t cache_align:7;
+ uint64_t buf_addr:42;
+ uint64_t rsvd0:15;
+ };
+ nicvf_phys_addr_t full_addr;
+ };
+#endif
+};
+
+NICVF_STATIC_ASSERT(sizeof(struct rbdr_entry_t) == sizeof(uint64_t));
+
+/* TCP reassembly context */
+struct rbe_tcp_cnxt_t {
+#if __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__
+ uint64_t tcp_pkt_cnt:12;
+ uint64_t rsvd1:4;
+ uint64_t align_hdr_bytes:4;
+ uint64_t align_ptr_bytes:4;
+ uint64_t ptr_bytes:16;
+ uint64_t rsvd2:24;
+ uint64_t cqe_type:4;
+ uint64_t rsvd0:54;
+ uint64_t tcp_end_reason:2;
+ uint64_t tcp_status:4;
+#else
+ uint64_t tcp_status:4;
+ uint64_t tcp_end_reason:2;
+ uint64_t rsvd0:54;
+ uint64_t cqe_type:4;
+ uint64_t rsvd2:24;
+ uint64_t ptr_bytes:16;
+ uint64_t align_ptr_bytes:4;
+ uint64_t align_hdr_bytes:4;
+ uint64_t rsvd1:4;
+ uint64_t tcp_pkt_cnt:12;
+#endif
+};
+
+/* Always Big endian */
+struct rx_hdr_t {
+ uint64_t opaque:32;
+ uint64_t rss_flow:8;
+ uint64_t skip_length:6;
+ uint64_t disable_rss:1;
+ uint64_t disable_tcp_reassembly:1;
+ uint64_t nodrop:1;
+ uint64_t dest_alg:2;
+ uint64_t rsvd0:2;
+ uint64_t dest_rq:11;
+};
+
+struct sq_crc_subdesc {
+#if __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__
+ uint64_t rsvd1:32;
+ uint64_t crc_ival:32;
+ uint64_t subdesc_type:4;
+ uint64_t crc_alg:2;
+ uint64_t rsvd0:10;
+ uint64_t crc_insert_pos:16;
+ uint64_t hdr_start:16;
+ uint64_t crc_len:16;
+#else
+ uint64_t crc_len:16;
+ uint64_t hdr_start:16;
+ uint64_t crc_insert_pos:16;
+ uint64_t rsvd0:10;
+ uint64_t crc_alg:2;
+ uint64_t subdesc_type:4;
+ uint64_t crc_ival:32;
+ uint64_t rsvd1:32;
+#endif
+};
+
+struct sq_gather_subdesc {
+#if __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__
+ uint64_t subdesc_type:4; /* W0 */
+ uint64_t ld_type:2;
+ uint64_t rsvd0:42;
+ uint64_t size:16;
+
+ uint64_t rsvd1:15; /* W1 */
+ uint64_t addr:49;
+#else
+ uint64_t size:16;
+ uint64_t rsvd0:42;
+ uint64_t ld_type:2;
+ uint64_t subdesc_type:4; /* W0 */
+
+ uint64_t addr:49;
+ uint64_t rsvd1:15; /* W1 */
+#endif
+};
+
+/* SQ immediate subdescriptor */
+struct sq_imm_subdesc {
+#if __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__
+ uint64_t subdesc_type:4; /* W0 */
+ uint64_t rsvd0:46;
+ uint64_t len:14;
+
+ uint64_t data:64; /* W1 */
+#else
+ uint64_t len:14;
+ uint64_t rsvd0:46;
+ uint64_t subdesc_type:4; /* W0 */
+
+ uint64_t data:64; /* W1 */
+#endif
+};
+
+struct sq_mem_subdesc {
+#if __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__
+ uint64_t subdesc_type:4; /* W0 */
+ uint64_t mem_alg:4;
+ uint64_t mem_dsz:2;
+ uint64_t wmem:1;
+ uint64_t rsvd0:21;
+ uint64_t offset:32;
+
+ uint64_t rsvd1:15; /* W1 */
+ uint64_t addr:49;
+#else
+ uint64_t offset:32;
+ uint64_t rsvd0:21;
+ uint64_t wmem:1;
+ uint64_t mem_dsz:2;
+ uint64_t mem_alg:4;
+ uint64_t subdesc_type:4; /* W0 */
+
+ uint64_t addr:49;
+ uint64_t rsvd1:15; /* W1 */
+#endif
+};
+
+struct sq_hdr_subdesc {
+#if __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__
+ uint64_t subdesc_type:4;
+ uint64_t tso:1;
+ uint64_t post_cqe:1; /* Post CQE on no error also */
+ uint64_t dont_send:1;
+ uint64_t tstmp:1;
+ uint64_t subdesc_cnt:8;
+ uint64_t csum_l4:2;
+ uint64_t csum_l3:1;
+ uint64_t csum_inner_l4:2;
+ uint64_t csum_inner_l3:1;
+ uint64_t rsvd0:2;
+ uint64_t l4_offset:8;
+ uint64_t l3_offset:8;
+ uint64_t rsvd1:4;
+ uint64_t tot_len:20; /* W0 */
+
+ uint64_t rsvd2:24;
+ uint64_t inner_l4_offset:8;
+ uint64_t inner_l3_offset:8;
+ uint64_t tso_start:8;
+ uint64_t rsvd3:2;
+ uint64_t tso_max_paysize:14; /* W1 */
+#else
+ uint64_t tot_len:20;
+ uint64_t rsvd1:4;
+ uint64_t l3_offset:8;
+ uint64_t l4_offset:8;
+ uint64_t rsvd0:2;
+ uint64_t csum_inner_l3:1;
+ uint64_t csum_inner_l4:2;
+ uint64_t csum_l3:1;
+ uint64_t csum_l4:2;
+ uint64_t subdesc_cnt:8;
+ uint64_t tstmp:1;
+ uint64_t dont_send:1;
+ uint64_t post_cqe:1; /* Post CQE on no error also */
+ uint64_t tso:1;
+ uint64_t subdesc_type:4; /* W0 */
+
+ uint64_t tso_max_paysize:14;
+ uint64_t rsvd3:2;
+ uint64_t tso_start:8;
+ uint64_t inner_l3_offset:8;
+ uint64_t inner_l4_offset:8;
+ uint64_t rsvd2:24; /* W1 */
+#endif
+};
+
+/* Each sq entry is 128 bits wide */
+union sq_entry_t {
+ uint64_t buff[2];
+ struct sq_hdr_subdesc hdr;
+ struct sq_imm_subdesc imm;
+ struct sq_gather_subdesc gather;
+ struct sq_crc_subdesc crc;
+ struct sq_mem_subdesc mem;
+};
+
+NICVF_STATIC_ASSERT(sizeof(union sq_entry_t) == 16);
+
+/* Queue config register formats */
+struct rq_cfg { union { struct {
+#if __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__
+ uint64_t reserved_2_63:62;
+ uint64_t ena:1;
+ uint64_t reserved_0:1;
+#else
+ uint64_t reserved_0:1;
+ uint64_t ena:1;
+ uint64_t reserved_2_63:62;
+#endif
+ };
+ uint64_t value;
+}; };
+
+struct cq_cfg { union { struct {
+#if __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__
+ uint64_t reserved_43_63:21;
+ uint64_t ena:1;
+ uint64_t reset:1;
+ uint64_t caching:1;
+ uint64_t reserved_35_39:5;
+ uint64_t qsize:3;
+ uint64_t reserved_25_31:7;
+ uint64_t avg_con:9;
+ uint64_t reserved_0_15:16;
+#else
+ uint64_t reserved_0_15:16;
+ uint64_t avg_con:9;
+ uint64_t reserved_25_31:7;
+ uint64_t qsize:3;
+ uint64_t reserved_35_39:5;
+ uint64_t caching:1;
+ uint64_t reset:1;
+ uint64_t ena:1;
+ uint64_t reserved_43_63:21;
+#endif
+ };
+ uint64_t value;
+}; };
+
+struct sq_cfg { union { struct {
+#if __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__
+ uint64_t reserved_20_63:44;
+ uint64_t ena:1;
+ uint64_t reserved_18_18:1;
+ uint64_t reset:1;
+ uint64_t ldwb:1;
+ uint64_t reserved_11_15:5;
+ uint64_t qsize:3;
+ uint64_t reserved_3_7:5;
+ uint64_t tstmp_bgx_intf:3;
+#else
+ uint64_t tstmp_bgx_intf:3;
+ uint64_t reserved_3_7:5;
+ uint64_t qsize:3;
+ uint64_t reserved_11_15:5;
+ uint64_t ldwb:1;
+ uint64_t reset:1;
+ uint64_t reserved_18_18:1;
+ uint64_t ena:1;
+ uint64_t reserved_20_63:44;
+#endif
+ };
+ uint64_t value;
+}; };
+
+struct rbdr_cfg { union { struct {
+#if __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__
+ uint64_t reserved_45_63:19;
+ uint64_t ena:1;
+ uint64_t reset:1;
+ uint64_t ldwb:1;
+ uint64_t reserved_36_41:6;
+ uint64_t qsize:4;
+ uint64_t reserved_25_31:7;
+ uint64_t avg_con:9;
+ uint64_t reserved_12_15:4;
+ uint64_t lines:12;
+#else
+ uint64_t lines:12;
+ uint64_t reserved_12_15:4;
+ uint64_t avg_con:9;
+ uint64_t reserved_25_31:7;
+ uint64_t qsize:4;
+ uint64_t reserved_36_41:6;
+ uint64_t ldwb:1;
+ uint64_t reset:1;
+ uint64_t ena: 1;
+ uint64_t reserved_45_63:19;
+#endif
+ };
+ uint64_t value;
+}; };
+
+struct pf_qs_cfg { union { struct {
+#if __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__
+ uint64_t reserved_32_63:32;
+ uint64_t ena:1;
+ uint64_t reserved_27_30:4;
+ uint64_t sq_ins_ena:1;
+ uint64_t sq_ins_pos:6;
+ uint64_t lock_ena:1;
+ uint64_t lock_viol_cqe_ena:1;
+ uint64_t send_tstmp_ena:1;
+ uint64_t be:1;
+ uint64_t reserved_7_15:9;
+ uint64_t vnic:7;
+#else
+ uint64_t vnic:7;
+ uint64_t reserved_7_15:9;
+ uint64_t be:1;
+ uint64_t send_tstmp_ena:1;
+ uint64_t lock_viol_cqe_ena:1;
+ uint64_t lock_ena:1;
+ uint64_t sq_ins_pos:6;
+ uint64_t sq_ins_ena:1;
+ uint64_t reserved_27_30:4;
+ uint64_t ena:1;
+ uint64_t reserved_32_63:32;
+#endif
+ };
+ uint64_t value;
+}; };
+
+struct pf_rq_cfg { union { struct {
+#if __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__
+ uint64_t reserverd1:1;
+ uint64_t reserverd0:34;
+ uint64_t strip_pre_l2:1;
+ uint64_t caching:2;
+ uint64_t cq_qs:7;
+ uint64_t cq_idx:3;
+ uint64_t rbdr_cont_qs:7;
+ uint64_t rbdr_cont_idx:1;
+ uint64_t rbdr_strt_qs:7;
+ uint64_t rbdr_strt_idx:1;
+#else
+ uint64_t rbdr_strt_idx:1;
+ uint64_t rbdr_strt_qs:7;
+ uint64_t rbdr_cont_idx:1;
+ uint64_t rbdr_cont_qs:7;
+ uint64_t cq_idx:3;
+ uint64_t cq_qs:7;
+ uint64_t caching:2;
+ uint64_t strip_pre_l2:1;
+ uint64_t reserverd0:34;
+ uint64_t reserverd1:1;
+#endif
+ };
+ uint64_t value;
+}; };
+
+struct pf_rq_drop_cfg { union { struct {
+#if __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__
+ uint64_t rbdr_red:1;
+ uint64_t cq_red:1;
+ uint64_t reserved3:14;
+ uint64_t rbdr_pass:8;
+ uint64_t rbdr_drop:8;
+ uint64_t reserved2:8;
+ uint64_t cq_pass:8;
+ uint64_t cq_drop:8;
+ uint64_t reserved1:8;
+#else
+ uint64_t reserved1:8;
+ uint64_t cq_drop:8;
+ uint64_t cq_pass:8;
+ uint64_t reserved2:8;
+ uint64_t rbdr_drop:8;
+ uint64_t rbdr_pass:8;
+ uint64_t reserved3:14;
+ uint64_t cq_red:1;
+ uint64_t rbdr_red:1;
+#endif
+ };
+ uint64_t value;
+}; };
+
+#endif /* _THUNDERX_NICVF_HW_DEFS_H */
diff --git a/drivers/net/thunderx/base/nicvf_mbox.c b/drivers/net/thunderx/base/nicvf_mbox.c
new file mode 100644
index 0000000..715c7c3
--- /dev/null
+++ b/drivers/net/thunderx/base/nicvf_mbox.c
@@ -0,0 +1,416 @@
+/*
+ * 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.
+ */
+
+#include <assert.h>
+#include <unistd.h>
+#include <stdio.h>
+#include <stdlib.h>
+
+#include "nicvf_plat.h"
+
+static const char *mbox_message[NIC_MBOX_MSG_MAX] = {
+ [NIC_MBOX_MSG_INVALID] = "NIC_MBOX_MSG_INVALID",
+ [NIC_MBOX_MSG_READY] = "NIC_MBOX_MSG_READY",
+ [NIC_MBOX_MSG_ACK] = "NIC_MBOX_MSG_ACK",
+ [NIC_MBOX_MSG_NACK] = "NIC_MBOX_MSG_ACK",
+ [NIC_MBOX_MSG_QS_CFG] = "NIC_MBOX_MSG_QS_CFG",
+ [NIC_MBOX_MSG_RQ_CFG] = "NIC_MBOX_MSG_RQ_CFG",
+ [NIC_MBOX_MSG_SQ_CFG] = "NIC_MBOX_MSG_SQ_CFG",
+ [NIC_MBOX_MSG_RQ_DROP_CFG] = "NIC_MBOX_MSG_RQ_DROP_CFG",
+ [NIC_MBOX_MSG_SET_MAC] = "NIC_MBOX_MSG_SET_MAC",
+ [NIC_MBOX_MSG_SET_MAX_FRS] = "NIC_MBOX_MSG_SET_MAX_FRS",
+ [NIC_MBOX_MSG_CPI_CFG] = "NIC_MBOX_MSG_CPI_CFG",
+ [NIC_MBOX_MSG_RSS_SIZE] = "NIC_MBOX_MSG_RSS_SIZE",
+ [NIC_MBOX_MSG_RSS_CFG] = "NIC_MBOX_MSG_RSS_CFG",
+ [NIC_MBOX_MSG_RSS_CFG_CONT] = "NIC_MBOX_MSG_RSS_CFG_CONT",
+ [NIC_MBOX_MSG_RQ_BP_CFG] = "NIC_MBOX_MSG_RQ_BP_CFG",
+ [NIC_MBOX_MSG_RQ_SW_SYNC] = "NIC_MBOX_MSG_RQ_SW_SYNC",
+ [NIC_MBOX_MSG_BGX_LINK_CHANGE] = "NIC_MBOX_MSG_BGX_LINK_CHANGE",
+ [NIC_MBOX_MSG_ALLOC_SQS] = "NIC_MBOX_MSG_ALLOC_SQS",
+ [NIC_MBOX_MSG_LOOPBACK] = "NIC_MBOX_MSG_LOOPBACK",
+ [NIC_MBOX_MSG_RESET_STAT_COUNTER] = "NIC_MBOX_MSG_RESET_STAT_COUNTER",
+ [NIC_MBOX_MSG_CFG_DONE] = "NIC_MBOX_MSG_CFG_DONE",
+ [NIC_MBOX_MSG_SHUTDOWN] = "NIC_MBOX_MSG_SHUTDOWN",
+};
+
+static inline const char *
+nicvf_mbox_msg_str(int msg)
+{
+ assert(msg >= 0 && msg < NIC_MBOX_MSG_MAX);
+ /* undefined messages */
+ if (mbox_message[msg] == NULL)
+ msg = 0;
+ return mbox_message[msg];
+}
+
+static inline void
+nicvf_mbox_send_msg_to_pf_raw(struct nicvf *nic, struct nic_mbx *mbx)
+{
+ uint64_t *mbx_data;
+ uint64_t mbx_addr;
+ int i;
+
+ mbx_addr = NIC_VF_PF_MAILBOX_0_1;
+ mbx_data = (uint64_t *)mbx;
+ for (i = 0; i < NIC_PF_VF_MAILBOX_SIZE; i++) {
+ nicvf_reg_write(nic, mbx_addr, *mbx_data);
+ mbx_data++;
+ mbx_addr += sizeof(uint64_t);
+ }
+ nicvf_mbox_log("msg sent %s (VF%d)",
+ nicvf_mbox_msg_str(mbx->msg.msg), nic->vf_id);
+}
+
+static inline void
+nicvf_mbox_send_async_msg_to_pf(struct nicvf *nic, struct nic_mbx *mbx)
+{
+ nicvf_mbox_send_msg_to_pf_raw(nic, mbx);
+ /* Messages without ack are racy!*/
+ nicvf_delay_us(1000);
+}
+
+static inline int
+nicvf_mbox_send_msg_to_pf(struct nicvf *nic, struct nic_mbx *mbx)
+{
+ long timeout;
+ long sleep = 10;
+ int i, retry = 5;
+
+ for (i = 0; i < retry; i++) {
+ nic->pf_acked = false;
+ nic->pf_nacked = false;
+ nicvf_smp_wmb();
+
+ nicvf_mbox_send_msg_to_pf_raw(nic, mbx);
+ /* Give some time to get PF response */
+ nicvf_delay_us(1000);
+ timeout = NIC_MBOX_MSG_TIMEOUT;
+ while (timeout > 0) {
+ /* Periodic poll happens from nicvf_interrupt() */
+ nicvf_smp_rmb();
+
+ if (nic->pf_nacked)
+ return -EINVAL;
+ if (nic->pf_acked)
+ return 0;
+
+ nicvf_delay_us(1000);
+ timeout -= sleep;
+ }
+ nicvf_log_error("PF didn't ack to msg 0x%02x %s VF%d (%d/%d)",
+ mbx->msg.msg, nicvf_mbox_msg_str(mbx->msg.msg),
+ nic->vf_id, i, retry);
+ }
+ return -EBUSY;
+}
+
+
+int
+nicvf_handle_mbx_intr(struct nicvf *nic)
+{
+ struct nic_mbx mbx;
+ uint64_t *mbx_data = (uint64_t *)&mbx;
+ uint64_t mbx_addr = NIC_VF_PF_MAILBOX_0_1;
+ size_t i;
+
+ for (i = 0; i < NIC_PF_VF_MAILBOX_SIZE; i++) {
+ *mbx_data = nicvf_reg_read(nic, mbx_addr);
+ mbx_data++;
+ mbx_addr += sizeof(uint64_t);
+ }
+
+ /* Overwrite the message so we won't receive it again */
+ nicvf_reg_write(nic, NIC_VF_PF_MAILBOX_0_1, 0x0);
+
+ nicvf_mbox_log("msg received id=0x%hhx %s (VF%d)", mbx.msg.msg,
+ nicvf_mbox_msg_str(mbx.msg.msg), nic->vf_id);
+
+ switch (mbx.msg.msg) {
+ case NIC_MBOX_MSG_READY:
+ nic->vf_id = mbx.nic_cfg.vf_id & 0x7F;
+ nic->tns_mode = mbx.nic_cfg.tns_mode & 0x7F;
+ nic->node = mbx.nic_cfg.node_id;
+ nic->sqs_mode = mbx.nic_cfg.sqs_mode;
+ nic->loopback_supported = mbx.nic_cfg.loopback_supported;
+ ether_addr_copy((struct ether_addr *)mbx.nic_cfg.mac_addr,
+ (struct ether_addr *)nic->mac_addr);
+ nic->pf_acked = true;
+ break;
+ case NIC_MBOX_MSG_ACK:
+ nic->pf_acked = true;
+ break;
+ case NIC_MBOX_MSG_NACK:
+ nic->pf_nacked = true;
+ break;
+ case NIC_MBOX_MSG_RSS_SIZE:
+ nic->rss_info.rss_size = mbx.rss_size.ind_tbl_size;
+ nic->pf_acked = true;
+ break;
+ case NIC_MBOX_MSG_BGX_LINK_CHANGE:
+ nic->link_up = mbx.link_status.link_up;
+ nic->duplex = mbx.link_status.duplex;
+ nic->speed = mbx.link_status.speed;
+ nic->pf_acked = true;
+ break;
+ default:
+ nicvf_log_error("Invalid message from PF, msg_id=0x%hhx %s",
+ mbx.msg.msg, nicvf_mbox_msg_str(mbx.msg.msg));
+ break;
+ }
+ nicvf_smp_wmb();
+
+ return mbx.msg.msg;
+}
+
+/*
+ * Checks if VF is able to communicate with PF
+ * and also gets the VNIC number this VF is associated to.
+ */
+int
+nicvf_mbox_check_pf_ready(struct nicvf *nic)
+{
+ struct nic_mbx mbx = { .msg = {.msg = NIC_MBOX_MSG_READY} };
+
+ return nicvf_mbox_send_msg_to_pf(nic, &mbx);
+}
+
+int
+nicvf_mbox_set_mac_addr(struct nicvf *nic,
+ const uint8_t mac[NICVF_MAC_ADDR_SIZE])
+{
+ struct nic_mbx mbx = { .msg = {0} };
+ int i;
+
+ mbx.msg.msg = NIC_MBOX_MSG_SET_MAC;
+ mbx.mac.vf_id = nic->vf_id;
+ for (i = 0; i < 6; i++)
+ mbx.mac.mac_addr[i] = mac[i];
+
+ return nicvf_mbox_send_msg_to_pf(nic, &mbx);
+}
+
+int
+nicvf_mbox_config_cpi(struct nicvf *nic, uint32_t qcnt)
+{
+ struct nic_mbx mbx = { .msg = { 0 } };
+
+ mbx.msg.msg = NIC_MBOX_MSG_CPI_CFG;
+ mbx.cpi_cfg.vf_id = nic->vf_id;
+ mbx.cpi_cfg.cpi_alg = nic->cpi_alg;
+ mbx.cpi_cfg.rq_cnt = qcnt;
+
+ return nicvf_mbox_send_msg_to_pf(nic, &mbx);
+}
+
+int
+nicvf_mbox_get_rss_size(struct nicvf *nic)
+{
+ struct nic_mbx mbx = { .msg = { 0 } };
+
+ mbx.msg.msg = NIC_MBOX_MSG_RSS_SIZE;
+ mbx.rss_size.vf_id = nic->vf_id;
+
+ /* Result will be stored in nic->rss_info.rss_size */
+ return nicvf_mbox_send_msg_to_pf(nic, &mbx);
+}
+
+int
+nicvf_mbox_config_rss(struct nicvf *nic)
+{
+ struct nic_mbx mbx = { .msg = { 0 } };
+ struct nicvf_rss_reta_info *rss = &nic->rss_info;
+ size_t tot_len = rss->rss_size;
+ size_t cur_len;
+ size_t cur_idx = 0;
+ size_t i;
+
+ mbx.rss_cfg.vf_id = nic->vf_id;
+ mbx.rss_cfg.hash_bits = rss->hash_bits;
+ mbx.rss_cfg.tbl_len = 0;
+ mbx.rss_cfg.tbl_offset = 0;
+
+ while (cur_idx < tot_len) {
+ cur_len = nicvf_min(tot_len - cur_idx,
+ (size_t)RSS_IND_TBL_LEN_PER_MBX_MSG);
+ mbx.msg.msg = (cur_idx > 0) ?
+ NIC_MBOX_MSG_RSS_CFG_CONT : NIC_MBOX_MSG_RSS_CFG;
+ mbx.rss_cfg.tbl_offset = cur_idx;
+ mbx.rss_cfg.tbl_len = cur_len;
+ for (i = 0; i < cur_len; i++)
+ mbx.rss_cfg.ind_tbl[i] = rss->ind_tbl[cur_idx++];
+
+ if (nicvf_mbox_send_msg_to_pf(nic, &mbx))
+ return NICVF_ERR_RSS_TBL_UPDATE;
+ }
+
+ return 0;
+}
+
+int
+nicvf_mbox_rq_config(struct nicvf *nic, uint16_t qidx,
+ struct pf_rq_cfg *pf_rq_cfg)
+{
+ struct nic_mbx mbx = { .msg = { 0 } };
+
+ mbx.msg.msg = NIC_MBOX_MSG_RQ_CFG;
+ mbx.rq.qs_num = nic->vf_id;
+ mbx.rq.rq_num = qidx;
+ mbx.rq.cfg = pf_rq_cfg->value;
+ return nicvf_mbox_send_msg_to_pf(nic, &mbx);
+}
+
+int
+nicvf_mbox_sq_config(struct nicvf *nic, uint16_t qidx)
+{
+ struct nic_mbx mbx = { .msg = { 0 } };
+
+ mbx.msg.msg = NIC_MBOX_MSG_SQ_CFG;
+ mbx.sq.qs_num = nic->vf_id;
+ mbx.sq.sq_num = qidx;
+ mbx.sq.sqs_mode = nic->sqs_mode;
+ mbx.sq.cfg = (nic->vf_id << 3) | qidx;
+ return nicvf_mbox_send_msg_to_pf(nic, &mbx);
+}
+
+int
+nicvf_mbox_qset_config(struct nicvf *nic, struct pf_qs_cfg *qs_cfg)
+{
+ struct nic_mbx mbx = { .msg = { 0 } };
+
+#if __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__
+ qs_cfg->be = 1;
+#endif
+ /* Send a mailbox msg to PF to config Qset */
+ mbx.msg.msg = NIC_MBOX_MSG_QS_CFG;
+ mbx.qs.num = nic->vf_id;
+ mbx.qs.cfg = qs_cfg->value;
+ return nicvf_mbox_send_msg_to_pf(nic, &mbx);
+}
+
+int
+nicvf_mbox_rq_drop_config(struct nicvf *nic, uint16_t qidx, bool enable)
+{
+ struct nic_mbx mbx = { .msg = { 0 } };
+ struct pf_rq_drop_cfg *drop_cfg;
+
+ /* Enable CQ drop to reserve sufficient CQEs for all tx packets */
+ mbx.msg.msg = NIC_MBOX_MSG_RQ_DROP_CFG;
+ mbx.rq.qs_num = nic->vf_id;
+ mbx.rq.rq_num = qidx;
+ drop_cfg = (struct pf_rq_drop_cfg *)&mbx.rq.cfg;
+ drop_cfg->value = 0;
+ if (enable) {
+ drop_cfg->cq_red = 1;
+ drop_cfg->cq_drop = 2;
+ }
+ return nicvf_mbox_send_msg_to_pf(nic, &mbx);
+}
+
+int
+nicvf_mbox_update_hw_max_frs(struct nicvf *nic, uint16_t mtu)
+{
+ struct nic_mbx mbx = { .msg = { 0 } };
+
+ mbx.msg.msg = NIC_MBOX_MSG_SET_MAX_FRS;
+ mbx.frs.max_frs = mtu;
+ mbx.frs.vf_id = nic->vf_id;
+ return nicvf_mbox_send_msg_to_pf(nic, &mbx);
+}
+
+int
+nicvf_mbox_rq_sync(struct nicvf *nic)
+{
+ struct nic_mbx mbx = { .msg = { 0 } };
+
+ /* Make sure all packets in the pipeline are written back into mem */
+ mbx.msg.msg = NIC_MBOX_MSG_RQ_SW_SYNC;
+ mbx.rq.cfg = 0;
+ return nicvf_mbox_send_msg_to_pf(nic, &mbx);
+}
+
+int
+nicvf_mbox_rq_bp_config(struct nicvf *nic, uint16_t qidx, bool enable)
+{
+ struct nic_mbx mbx = { .msg = { 0 } };
+
+ mbx.msg.msg = NIC_MBOX_MSG_RQ_BP_CFG;
+ mbx.rq.qs_num = nic->vf_id;
+ mbx.rq.rq_num = qidx;
+ mbx.rq.cfg = 0;
+ if (enable)
+ mbx.rq.cfg = (1ULL << 63) | (1ULL << 62) | (nic->vf_id << 0);
+ return nicvf_mbox_send_msg_to_pf(nic, &mbx);
+}
+
+int
+nicvf_mbox_loopback_config(struct nicvf *nic, bool enable)
+{
+ struct nic_mbx mbx = { .msg = { 0 } };
+
+ mbx.lbk.msg = NIC_MBOX_MSG_LOOPBACK;
+ mbx.lbk.vf_id = nic->vf_id;
+ mbx.lbk.enable = enable;
+ return nicvf_mbox_send_msg_to_pf(nic, &mbx);
+}
+
+int
+nicvf_mbox_reset_stat_counters(struct nicvf *nic, uint16_t rx_stat_mask,
+ uint8_t tx_stat_mask, uint16_t rq_stat_mask,
+ uint16_t sq_stat_mask)
+{
+ struct nic_mbx mbx = { .msg = { 0 } };
+
+ mbx.reset_stat.msg = NIC_MBOX_MSG_RESET_STAT_COUNTER;
+ mbx.reset_stat.rx_stat_mask = rx_stat_mask;
+ mbx.reset_stat.tx_stat_mask = tx_stat_mask;
+ mbx.reset_stat.rq_stat_mask = rq_stat_mask;
+ mbx.reset_stat.sq_stat_mask = sq_stat_mask;
+ return nicvf_mbox_send_msg_to_pf(nic, &mbx);
+}
+
+void
+nicvf_mbox_shutdown(struct nicvf *nic)
+{
+ struct nic_mbx mbx = { .msg = { 0 } };
+
+ mbx.msg.msg = NIC_MBOX_MSG_SHUTDOWN;
+ nicvf_mbox_send_msg_to_pf(nic, &mbx);
+}
+
+void
+nicvf_mbox_cfg_done(struct nicvf *nic)
+{
+ struct nic_mbx mbx = { .msg = { 0 } };
+
+ mbx.msg.msg = NIC_MBOX_MSG_CFG_DONE;
+ nicvf_mbox_send_async_msg_to_pf(nic, &mbx);
+}
diff --git a/drivers/net/thunderx/base/nicvf_mbox.h b/drivers/net/thunderx/base/nicvf_mbox.h
new file mode 100644
index 0000000..7c0c6a9
--- /dev/null
+++ b/drivers/net/thunderx/base/nicvf_mbox.h
@@ -0,0 +1,232 @@
+/*
+ * 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_MBOX__
+#define __THUNDERX_NICVF_MBOX__
+
+#include <stdint.h>
+
+#include "nicvf_plat.h"
+
+/* PF <--> VF Mailbox communication
+ * Two 64bit registers are shared between PF and VF for each VF
+ * Writing into second register means end of message.
+ */
+
+/* PF <--> VF mailbox communication */
+#define NIC_PF_VF_MAILBOX_SIZE 2
+#define NIC_MBOX_MSG_TIMEOUT 2000 /* ms */
+
+/* Mailbox message types */
+#define NIC_MBOX_MSG_INVALID 0x00 /* Invalid message */
+#define NIC_MBOX_MSG_READY 0x01 /* Is PF ready to rcv msgs */
+#define NIC_MBOX_MSG_ACK 0x02 /* ACK the message received */
+#define NIC_MBOX_MSG_NACK 0x03 /* NACK the message received */
+#define NIC_MBOX_MSG_QS_CFG 0x04 /* Configure Qset */
+#define NIC_MBOX_MSG_RQ_CFG 0x05 /* Configure receive queue */
+#define NIC_MBOX_MSG_SQ_CFG 0x06 /* Configure Send queue */
+#define NIC_MBOX_MSG_RQ_DROP_CFG 0x07 /* Configure receive queue */
+#define NIC_MBOX_MSG_SET_MAC 0x08 /* Add MAC ID to DMAC filter */
+#define NIC_MBOX_MSG_SET_MAX_FRS 0x09 /* Set max frame size */
+#define NIC_MBOX_MSG_CPI_CFG 0x0A /* Config CPI, RSSI */
+#define NIC_MBOX_MSG_RSS_SIZE 0x0B /* Get RSS indir_tbl size */
+#define NIC_MBOX_MSG_RSS_CFG 0x0C /* Config RSS table */
+#define NIC_MBOX_MSG_RSS_CFG_CONT 0x0D /* RSS config continuation */
+#define NIC_MBOX_MSG_RQ_BP_CFG 0x0E /* RQ backpressure config */
+#define NIC_MBOX_MSG_RQ_SW_SYNC 0x0F /* Flush inflight pkts to RQ */
+#define NIC_MBOX_MSG_BGX_LINK_CHANGE 0x11 /* BGX:LMAC link status */
+#define NIC_MBOX_MSG_ALLOC_SQS 0x12 /* Allocate secondary Qset */
+#define NIC_MBOX_MSG_LOOPBACK 0x16 /* Set interface in loopback */
+#define NIC_MBOX_MSG_RESET_STAT_COUNTER 0x17 /* Reset statistics counters */
+#define NIC_MBOX_MSG_CFG_DONE 0xF0 /* VF configuration done */
+#define NIC_MBOX_MSG_SHUTDOWN 0xF1 /* VF is being shutdown */
+#define NIC_MBOX_MSG_MAX 0x100 /* Maximum number of messages */
+
+/* Get vNIC VF configuration */
+struct nic_cfg_msg {
+ uint8_t msg;
+ uint8_t vf_id;
+ uint8_t node_id;
+ bool tns_mode:1;
+ bool sqs_mode:1;
+ bool loopback_supported:1;
+ uint8_t mac_addr[NICVF_MAC_ADDR_SIZE];
+};
+
+/* Qset configuration */
+struct qs_cfg_msg {
+ uint8_t msg;
+ uint8_t num;
+ uint8_t sqs_count;
+ uint64_t cfg;
+};
+
+/* Receive queue configuration */
+struct rq_cfg_msg {
+ uint8_t msg;
+ uint8_t qs_num;
+ uint8_t rq_num;
+ uint64_t cfg;
+};
+
+/* Send queue configuration */
+struct sq_cfg_msg {
+ uint8_t msg;
+ uint8_t qs_num;
+ uint8_t sq_num;
+ bool sqs_mode;
+ uint64_t cfg;
+};
+
+/* Set VF's MAC address */
+struct set_mac_msg {
+ uint8_t msg;
+ uint8_t vf_id;
+ uint8_t mac_addr[NICVF_MAC_ADDR_SIZE];
+};
+
+/* Set Maximum frame size */
+struct set_frs_msg {
+ uint8_t msg;
+ uint8_t vf_id;
+ uint16_t max_frs;
+};
+
+/* Set CPI algorithm type */
+struct cpi_cfg_msg {
+ uint8_t msg;
+ uint8_t vf_id;
+ uint8_t rq_cnt;
+ uint8_t cpi_alg;
+};
+
+/* Get RSS table size */
+struct rss_sz_msg {
+ uint8_t msg;
+ uint8_t vf_id;
+ uint16_t ind_tbl_size;
+};
+
+/* Set RSS configuration */
+struct rss_cfg_msg {
+ uint8_t msg;
+ uint8_t vf_id;
+ uint8_t hash_bits;
+ uint8_t tbl_len;
+ uint8_t tbl_offset;
+#define RSS_IND_TBL_LEN_PER_MBX_MSG 8
+ uint8_t ind_tbl[RSS_IND_TBL_LEN_PER_MBX_MSG];
+};
+
+/* Physical interface link status */
+struct bgx_link_status {
+ uint8_t msg;
+ uint8_t link_up;
+ uint8_t duplex;
+ uint32_t speed;
+};
+
+/* Set interface in loopback mode */
+struct set_loopback {
+ uint8_t msg;
+ uint8_t vf_id;
+ bool enable;
+};
+
+/* Reset statistics counters */
+struct reset_stat_cfg {
+ uint8_t msg;
+ /* Bitmap to select NIC_PF_VNIC(vf_id)_RX_STAT(0..13) */
+ uint16_t rx_stat_mask;
+ /* Bitmap to select NIC_PF_VNIC(vf_id)_TX_STAT(0..4) */
+ uint8_t tx_stat_mask;
+ /* Bitmap to select NIC_PF_QS(0..127)_RQ(0..7)_STAT(0..1)
+ * bit14, bit15 NIC_PF_QS(vf_id)_RQ7_STAT(0..1)
+ * bit12, bit13 NIC_PF_QS(vf_id)_RQ6_STAT(0..1)
+ * ..
+ * bit2, bit3 NIC_PF_QS(vf_id)_RQ1_STAT(0..1)
+ * bit0, bit1 NIC_PF_QS(vf_id)_RQ0_STAT(0..1)
+ */
+ uint16_t rq_stat_mask;
+ /* Bitmap to select NIC_PF_QS(0..127)_SQ(0..7)_STAT(0..1)
+ * bit14, bit15 NIC_PF_QS(vf_id)_SQ7_STAT(0..1)
+ * bit12, bit13 NIC_PF_QS(vf_id)_SQ6_STAT(0..1)
+ * ..
+ * bit2, bit3 NIC_PF_QS(vf_id)_SQ1_STAT(0..1)
+ * bit0, bit1 NIC_PF_QS(vf_id)_SQ0_STAT(0..1)
+ */
+ uint16_t sq_stat_mask;
+};
+
+struct nic_mbx {
+/* 128 bit shared memory between PF and each VF */
+union {
+ struct { uint8_t msg; } msg;
+ struct nic_cfg_msg nic_cfg;
+ struct qs_cfg_msg qs;
+ struct rq_cfg_msg rq;
+ struct sq_cfg_msg sq;
+ struct set_mac_msg mac;
+ struct set_frs_msg frs;
+ struct cpi_cfg_msg cpi_cfg;
+ struct rss_sz_msg rss_size;
+ struct rss_cfg_msg rss_cfg;
+ struct bgx_link_status link_status;
+ struct set_loopback lbk;
+ struct reset_stat_cfg reset_stat;
+};
+};
+
+NICVF_STATIC_ASSERT(sizeof(struct nic_mbx) <= 16);
+
+int nicvf_handle_mbx_intr(struct nicvf *nic);
+int nicvf_mbox_check_pf_ready(struct nicvf *nic);
+int nicvf_mbox_qset_config(struct nicvf *nic, struct pf_qs_cfg *qs_cfg);
+int nicvf_mbox_rq_config(struct nicvf *nic, uint16_t qidx,
+ struct pf_rq_cfg *pf_rq_cfg);
+int nicvf_mbox_sq_config(struct nicvf *nic, uint16_t qidx);
+int nicvf_mbox_rq_drop_config(struct nicvf *nic, uint16_t qidx, bool enable);
+int nicvf_mbox_rq_bp_config(struct nicvf *nic, uint16_t qidx, bool enable);
+int nicvf_mbox_set_mac_addr(struct nicvf *nic,
+ const uint8_t mac[NICVF_MAC_ADDR_SIZE]);
+int nicvf_mbox_config_cpi(struct nicvf *nic, uint32_t qcnt);
+int nicvf_mbox_get_rss_size(struct nicvf *nic);
+int nicvf_mbox_config_rss(struct nicvf *nic);
+int nicvf_mbox_update_hw_max_frs(struct nicvf *nic, uint16_t mtu);
+int nicvf_mbox_rq_sync(struct nicvf *nic);
+int nicvf_mbox_loopback_config(struct nicvf *nic, bool enable);
+int nicvf_mbox_reset_stat_counters(struct nicvf *nic, uint16_t rx_stat_mask,
+ uint8_t tx_stat_mask, uint16_t rq_stat_mask, uint16_t sq_stat_mask);
+void nicvf_mbox_shutdown(struct nicvf *nic);
+void nicvf_mbox_cfg_done(struct nicvf *nic);
+
+#endif /* __THUNDERX_NICVF_MBOX__ */
diff --git a/drivers/net/thunderx/base/nicvf_plat.h b/drivers/net/thunderx/base/nicvf_plat.h
new file mode 100644
index 0000000..83c1844
--- /dev/null
+++ b/drivers/net/thunderx/base/nicvf_plat.h
@@ -0,0 +1,132 @@
+/*
+ * 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_H
+#define _THUNDERX_NICVF_H
+
+/* Platform/OS/arch specific abstractions */
+
+/* log */
+#include <rte_log.h>
+#include "../nicvf_logs.h"
+
+#define nicvf_log_error(s, ...) PMD_DRV_LOG(ERR, s, ##__VA_ARGS__)
+
+#define nicvf_log_debug(s, ...) PMD_DRV_LOG(DEBUG, s, ##__VA_ARGS__)
+
+#define nicvf_mbox_log(s, ...) PMD_MBOX_LOG(DEBUG, s, ##__VA_ARGS__)
+
+#define nicvf_log(s, ...) fprintf(stderr, s, ##__VA_ARGS__)
+
+/* delay */
+#include <rte_cycles.h>
+#define nicvf_delay_us(x) rte_delay_us(x)
+
+/* barrier */
+#include <rte_atomic.h>
+#define nicvf_smp_wmb() rte_smp_wmb()
+#define nicvf_smp_rmb() rte_smp_rmb()
+
+/* utils */
+#include <rte_common.h>
+#define nicvf_min(x, y) RTE_MIN(x, y)
+
+/* byte order */
+#include <rte_byteorder.h>
+#define nicvf_cpu_to_be_64(x) rte_cpu_to_be_64(x)
+#define nicvf_be_to_cpu_64(x) rte_be_to_cpu_64(x)
+
+/* Constants */
+#include <rte_ether.h>
+#define NICVF_MAC_ADDR_SIZE ETHER_ADDR_LEN
+
+/* ARM64 specific functions */
+#if defined(RTE_ARCH_ARM64)
+#define nicvf_prefetch_store_keep(_ptr) ({\
+ asm volatile("prfm pstl1keep, %a0\n" : : "p" (_ptr)); })
+
+static inline void __attribute__((always_inline))
+nicvf_addr_write(uintptr_t addr, uint64_t val)
+{
+ asm volatile(
+ "str %x[val], [%x[addr]]"
+ :
+ : [val] "r" (val), [addr] "r" (addr));
+}
+
+static inline uint64_t __attribute__((always_inline))
+nicvf_addr_read(uintptr_t addr)
+{
+ uint64_t val;
+
+ asm volatile(
+ "ldr %x[val], [%x[addr]]"
+ : [val] "=r" (val)
+ : [addr] "r" (addr));
+ return val;
+}
+
+#define NICVF_LOAD_PAIR(reg1, reg2, addr) ({ \
+ asm volatile( \
+ "ldp %x[x1], %x[x0], [%x[p1]]" \
+ : [x1]"=r"(reg1), [x0]"=r"(reg2)\
+ : [p1]"r"(addr) \
+ ); })
+
+#else /* non optimized functions for building on non arm64 arch */
+
+#define nicvf_prefetch_store_keep(_ptr) do {} while (0)
+
+static inline void __attribute__((always_inline))
+nicvf_addr_write(uintptr_t addr, uint64_t val)
+{
+ *(volatile uint64_t *)addr = val;
+}
+
+static inline uint64_t __attribute__((always_inline))
+nicvf_addr_read(uintptr_t addr)
+{
+ return *(volatile uint64_t *)addr;
+}
+
+#define NICVF_LOAD_PAIR(reg1, reg2, addr) \
+do { \
+ reg1 = nicvf_addr_read((uintptr_t)addr); \
+ reg2 = nicvf_addr_read((uintptr_t)addr + 8); \
+} while (0)
+
+#endif
+
+#include "nicvf_hw.h"
+#include "nicvf_mbox.h"
+
+#endif /* _THUNDERX_NICVF_H */
--
2.5.5
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