-/*
- * Copyright 2008-2014 Cisco Systems, Inc. All rights reserved.
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright 2008-2017 Cisco Systems, Inc. All rights reserved.
* Copyright 2007 Nuova Systems, Inc. All rights reserved.
- *
- * Copyright (c) 2014, Cisco Systems, Inc.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- *
- * 2. 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.
- *
- * 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 HOLDER 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 <rte_memzone.h>
#include "vnic_dev.h"
#include "vnic_resource.h"
#include "vnic_devcmd.h"
+#include "vnic_nic.h"
#include "vnic_stats.h"
enum vnic_proxy_type proxy;
u32 proxy_index;
u64 args[VNIC_DEVCMD_NARGS];
- u16 split_hdr_size;
int in_reset;
struct vnic_intr_coal_timer_info intr_coal_timer_info;
void *(*alloc_consistent)(void *priv, size_t size,
dma_addr_t *dma_handle, u8 *name);
- void (*free_consistent)(struct rte_pci_device *hwdev,
+ void (*free_consistent)(void *priv,
size_t size, void *vaddr,
dma_addr_t dma_handle);
};
void vnic_register_cbacks(struct vnic_dev *vdev,
void *(*alloc_consistent)(void *priv, size_t size,
dma_addr_t *dma_handle, u8 *name),
- void (*free_consistent)(struct rte_pci_device *hwdev,
+ void (*free_consistent)(void *priv,
size_t size, void *vaddr,
dma_addr_t dma_handle))
{
return ring->size_unaligned;
}
-void vnic_set_hdr_split_size(struct vnic_dev *vdev, u16 size)
-{
- vdev->split_hdr_size = size;
-}
-
-u16 vnic_get_hdr_split_size(struct vnic_dev *vdev)
-{
- return vdev->split_hdr_size;
-}
-
void vnic_dev_clear_desc_ring(struct vnic_dev_ring *ring)
{
memset(ring->descs, 0, ring->size);
}
-int vnic_dev_alloc_desc_ring(__attribute__((unused)) struct vnic_dev *vdev,
+int vnic_dev_alloc_desc_ring(struct vnic_dev *vdev,
struct vnic_dev_ring *ring,
- unsigned int desc_count, unsigned int desc_size, unsigned int socket_id,
+ unsigned int desc_count, unsigned int desc_size,
+ __attribute__((unused)) unsigned int socket_id,
char *z_name)
{
- const struct rte_memzone *rz;
+ void *alloc_addr;
+ dma_addr_t alloc_pa = 0;
vnic_dev_desc_ring_size(ring, desc_count, desc_size);
-
- rz = rte_memzone_reserve_aligned(z_name,
- ring->size_unaligned, socket_id,
- 0, ENIC_ALIGN);
- if (!rz) {
+ alloc_addr = vdev->alloc_consistent(vdev->priv,
+ ring->size_unaligned,
+ &alloc_pa, (u8 *)z_name);
+ if (!alloc_addr) {
pr_err("Failed to allocate ring (size=%d), aborting\n",
(int)ring->size);
return -ENOMEM;
}
-
- ring->descs_unaligned = rz->addr;
- if (!ring->descs_unaligned) {
+ ring->descs_unaligned = alloc_addr;
+ if (!alloc_pa) {
pr_err("Failed to map allocated ring (size=%d), aborting\n",
(int)ring->size);
+ vdev->free_consistent(vdev->priv,
+ ring->size_unaligned,
+ alloc_addr,
+ alloc_pa);
return -ENOMEM;
}
-
- ring->base_addr_unaligned = (dma_addr_t)rz->phys_addr;
+ ring->base_addr_unaligned = alloc_pa;
ring->base_addr = VNIC_ALIGN(ring->base_addr_unaligned,
ring->base_align);
void vnic_dev_free_desc_ring(__attribute__((unused)) struct vnic_dev *vdev,
struct vnic_dev_ring *ring)
{
- if (ring->descs)
+ if (ring->descs) {
+ vdev->free_consistent(vdev->priv,
+ ring->size_unaligned,
+ ring->descs_unaligned,
+ ring->base_addr_unaligned);
ring->descs = NULL;
+ }
}
static int _vnic_dev_cmd(struct vnic_dev *vdev, enum vnic_devcmd_cmd cmd,
static int vnic_dev_cmd_proxy(struct vnic_dev *vdev,
enum vnic_devcmd_cmd proxy_cmd, enum vnic_devcmd_cmd cmd,
- u64 *a0, u64 *a1, int wait)
+ u64 *args, int nargs, int wait)
{
u32 status;
int err;
+ /*
+ * Proxy command consumes 2 arguments. One for proxy index,
+ * the other is for command to be proxied
+ */
+ if (nargs > VNIC_DEVCMD_NARGS - 2) {
+ pr_err("number of args %d exceeds the maximum\n", nargs);
+ return -EINVAL;
+ }
memset(vdev->args, 0, sizeof(vdev->args));
vdev->args[0] = vdev->proxy_index;
vdev->args[1] = cmd;
- vdev->args[2] = *a0;
- vdev->args[3] = *a1;
+ memcpy(&vdev->args[2], args, nargs * sizeof(args[0]));
err = _vnic_dev_cmd(vdev, proxy_cmd, wait);
if (err)
return err;
}
- *a0 = vdev->args[1];
- *a1 = vdev->args[2];
+ memcpy(args, &vdev->args[1], nargs * sizeof(args[0]));
return 0;
}
static int vnic_dev_cmd_no_proxy(struct vnic_dev *vdev,
- enum vnic_devcmd_cmd cmd, u64 *a0, u64 *a1, int wait)
+ enum vnic_devcmd_cmd cmd, u64 *args, int nargs, int wait)
{
int err;
- vdev->args[0] = *a0;
- vdev->args[1] = *a1;
+ if (nargs > VNIC_DEVCMD_NARGS) {
+ pr_err("number of args %d exceeds the maximum\n", nargs);
+ return -EINVAL;
+ }
+ memset(vdev->args, 0, sizeof(vdev->args));
+ memcpy(vdev->args, args, nargs * sizeof(args[0]));
err = _vnic_dev_cmd(vdev, cmd, wait);
- *a0 = vdev->args[0];
- *a1 = vdev->args[1];
+ memcpy(args, vdev->args, nargs * sizeof(args[0]));
return err;
}
-void vnic_dev_cmd_proxy_by_index_start(struct vnic_dev *vdev, u16 index)
+int vnic_dev_cmd(struct vnic_dev *vdev, enum vnic_devcmd_cmd cmd,
+ u64 *a0, u64 *a1, int wait)
{
- vdev->proxy = PROXY_BY_INDEX;
- vdev->proxy_index = index;
-}
+ u64 args[2];
+ int err;
-void vnic_dev_cmd_proxy_by_bdf_start(struct vnic_dev *vdev, u16 bdf)
-{
- vdev->proxy = PROXY_BY_BDF;
- vdev->proxy_index = bdf;
-}
+ args[0] = *a0;
+ args[1] = *a1;
+ memset(vdev->args, 0, sizeof(vdev->args));
-void vnic_dev_cmd_proxy_end(struct vnic_dev *vdev)
-{
- vdev->proxy = PROXY_NONE;
- vdev->proxy_index = 0;
+ switch (vdev->proxy) {
+ case PROXY_BY_INDEX:
+ err = vnic_dev_cmd_proxy(vdev, CMD_PROXY_BY_INDEX, cmd,
+ args, ARRAY_SIZE(args), wait);
+ break;
+ case PROXY_BY_BDF:
+ err = vnic_dev_cmd_proxy(vdev, CMD_PROXY_BY_BDF, cmd,
+ args, ARRAY_SIZE(args), wait);
+ break;
+ case PROXY_NONE:
+ default:
+ err = vnic_dev_cmd_no_proxy(vdev, cmd, args, 2, wait);
+ break;
+ }
+
+ if (err == 0) {
+ *a0 = args[0];
+ *a1 = args[1];
+ }
+
+ return err;
}
-int vnic_dev_cmd(struct vnic_dev *vdev, enum vnic_devcmd_cmd cmd,
- u64 *a0, u64 *a1, int wait)
+int vnic_dev_cmd_args(struct vnic_dev *vdev, enum vnic_devcmd_cmd cmd,
+ u64 *args, int nargs, int wait)
{
- memset(vdev->args, 0, sizeof(vdev->args));
-
switch (vdev->proxy) {
case PROXY_BY_INDEX:
return vnic_dev_cmd_proxy(vdev, CMD_PROXY_BY_INDEX, cmd,
- a0, a1, wait);
+ args, nargs, wait);
case PROXY_BY_BDF:
return vnic_dev_cmd_proxy(vdev, CMD_PROXY_BY_BDF, cmd,
- a0, a1, wait);
+ args, nargs, wait);
case PROXY_NONE:
default:
- return vnic_dev_cmd_no_proxy(vdev, cmd, a0, a1, wait);
+ return vnic_dev_cmd_no_proxy(vdev, cmd, args, nargs, wait);
}
}
-static int vnic_dev_capable(struct vnic_dev *vdev, enum vnic_devcmd_cmd cmd)
+static int vnic_dev_advanced_filters_cap(struct vnic_dev *vdev, u64 *args,
+ int nargs)
+{
+ memset(args, 0, nargs * sizeof(*args));
+ args[0] = CMD_ADD_ADV_FILTER;
+ args[1] = FILTER_CAP_MODE_V1_FLAG;
+ return vnic_dev_cmd_args(vdev, CMD_CAPABILITY, args, nargs, 1000);
+}
+
+int vnic_dev_capable_adv_filters(struct vnic_dev *vdev)
+{
+ u64 a0 = CMD_ADD_ADV_FILTER, a1 = 0;
+ int wait = 1000;
+ int err;
+
+ err = vnic_dev_cmd(vdev, CMD_CAPABILITY, &a0, &a1, wait);
+ if (err)
+ return 0;
+ return (a1 >= (u32)FILTER_DPDK_1);
+}
+
+/* Determine the "best" filtering mode VIC is capaible of. Returns one of 3
+ * value or 0 on error:
+ * FILTER_DPDK_1- advanced filters availabile
+ * FILTER_USNIC_IP_FLAG - advanced filters but with the restriction that
+ * the IP layer must explicitly specified. I.e. cannot have a UDP
+ * filter that matches both IPv4 and IPv6.
+ * FILTER_IPV4_5TUPLE - fallback if either of the 2 above aren't available.
+ * all other filter types are not available.
+ * Retrun true in filter_tags if supported
+ */
+int vnic_dev_capable_filter_mode(struct vnic_dev *vdev, u32 *mode,
+ u8 *filter_actions)
+{
+ u64 args[4];
+ int err;
+ u32 max_level = 0;
+
+ err = vnic_dev_advanced_filters_cap(vdev, args, 4);
+
+ /* determine supported filter actions */
+ *filter_actions = FILTER_ACTION_RQ_STEERING_FLAG; /* always available */
+ if (args[2] == FILTER_CAP_MODE_V1)
+ *filter_actions = args[3];
+
+ if (err || ((args[0] == 1) && (args[1] == 0))) {
+ /* Adv filter Command not supported or adv filters available but
+ * not enabled. Try the normal filter capability command.
+ */
+ args[0] = CMD_ADD_FILTER;
+ args[1] = 0;
+ err = vnic_dev_cmd_args(vdev, CMD_CAPABILITY, args, 2, 1000);
+ if (err)
+ return err;
+ max_level = args[1];
+ goto parse_max_level;
+ } else if (args[2] == FILTER_CAP_MODE_V1) {
+ /* parse filter capability mask in args[1] */
+ if (args[1] & FILTER_DPDK_1_FLAG)
+ *mode = FILTER_DPDK_1;
+ else if (args[1] & FILTER_USNIC_IP_FLAG)
+ *mode = FILTER_USNIC_IP;
+ else if (args[1] & FILTER_IPV4_5TUPLE_FLAG)
+ *mode = FILTER_IPV4_5TUPLE;
+ return 0;
+ }
+ max_level = args[1];
+parse_max_level:
+ if (max_level >= (u32)FILTER_USNIC_IP)
+ *mode = FILTER_USNIC_IP;
+ else
+ *mode = FILTER_IPV4_5TUPLE;
+ return 0;
+}
+
+void vnic_dev_capable_udp_rss_weak(struct vnic_dev *vdev, bool *cfg_chk,
+ bool *weak)
+{
+ u64 a0 = CMD_NIC_CFG, a1 = 0;
+ int wait = 1000;
+ int err;
+
+ *cfg_chk = false;
+ *weak = false;
+ err = vnic_dev_cmd(vdev, CMD_CAPABILITY, &a0, &a1, wait);
+ if (err == 0 && a0 != 0 && a1 != 0) {
+ *cfg_chk = true;
+ *weak = !!((a1 >> 32) & CMD_NIC_CFG_CAPF_UDP_WEAK);
+ }
+}
+
+int vnic_dev_capable(struct vnic_dev *vdev, enum vnic_devcmd_cmd cmd)
{
u64 a0 = (u32)cmd, a1 = 0;
int wait = 1000;
{
u64 a0, a1;
int wait = 1000;
- static u32 instance;
- char name[NAME_MAX];
- if (!vdev->stats) {
- snprintf((char *)name, sizeof(name),
- "vnic_stats-%d", instance++);
- vdev->stats = vdev->alloc_consistent(vdev->priv,
- sizeof(struct vnic_stats), &vdev->stats_pa, (u8 *)name);
- if (!vdev->stats)
- return -ENOMEM;
- }
+ if (!vdev->stats)
+ return -ENOMEM;
*stats = vdev->stats;
a0 = vdev->stats_pa;
return vnic_dev_cmd(vdev, CMD_CLOSE, &a0, &a1, wait);
}
-/** Deprecated. @see vnic_dev_enable_wait */
-int vnic_dev_enable(struct vnic_dev *vdev)
-{
- u64 a0 = 0, a1 = 0;
- int wait = 1000;
-
- return vnic_dev_cmd(vdev, CMD_ENABLE, &a0, &a1, wait);
-}
-
int vnic_dev_enable_wait(struct vnic_dev *vdev)
{
u64 a0 = 0, a1 = 0;
return 0;
}
-int vnic_dev_soft_reset(struct vnic_dev *vdev, int arg)
-{
- u64 a0 = (u32)arg, a1 = 0;
- int wait = 1000;
-
- return vnic_dev_cmd(vdev, CMD_SOFT_RESET, &a0, &a1, wait);
-}
-
-int vnic_dev_soft_reset_done(struct vnic_dev *vdev, int *done)
-{
- u64 a0 = 0, a1 = 0;
- int wait = 1000;
- int err;
-
- *done = 0;
-
- err = vnic_dev_cmd(vdev, CMD_SOFT_RESET_STATUS, &a0, &a1, wait);
- if (err)
- return err;
-
- *done = (a0 == 0);
-
- return 0;
-}
-
int vnic_dev_get_mac_addr(struct vnic_dev *vdev, u8 *mac_addr)
{
- u64 a0, a1 = 0;
+ u64 a0 = 0, a1 = 0;
int wait = 1000;
int err, i;
return 0;
}
-int vnic_dev_raise_intr(struct vnic_dev *vdev, u16 intr)
-{
- u64 a0 = intr, a1 = 0;
- int wait = 1000;
- int err;
-
- err = vnic_dev_cmd(vdev, CMD_IAR, &a0, &a1, wait);
- if (err)
- pr_err("Failed to raise INTR[%d], err %d\n", intr, err);
-
- return err;
-}
-
void vnic_dev_set_reset_flag(struct vnic_dev *vdev, int state)
{
vdev->in_reset = state;
}
if (!vnic_dev_in_reset(vdev)) {
snprintf((char *)name, sizeof(name),
- "vnic_notify-%d", instance++);
+ "vnic_notify-%u", instance++);
notify_addr = vdev->alloc_consistent(vdev->priv,
sizeof(struct vnic_devcmd_notify),
¬ify_pa, (u8 *)name);
int vnic_dev_notify_unset(struct vnic_dev *vdev)
{
if (vdev->notify && !vnic_dev_in_reset(vdev)) {
- vdev->free_consistent(vdev->pdev,
+ vdev->free_consistent(vdev->priv,
sizeof(struct vnic_devcmd_notify),
vdev->notify,
vdev->notify_pa);
return r;
}
-int vnic_dev_deinit(struct vnic_dev *vdev)
-{
- u64 a0 = 0, a1 = 0;
- int wait = 1000;
-
- return vnic_dev_cmd(vdev, CMD_DEINIT, &a0, &a1, wait);
-}
-
void vnic_dev_intr_coal_timer_info_default(struct vnic_dev *vdev)
{
/* Default: hardware intr coal timer is in units of 1.5 usecs */
return vdev->notify_copy.port_speed;
}
-void vnic_dev_set_intr_mode(struct vnic_dev *vdev,
- enum vnic_dev_intr_mode intr_mode)
-{
- vdev->intr_mode = intr_mode;
-}
-
-enum vnic_dev_intr_mode vnic_dev_get_intr_mode(
- struct vnic_dev *vdev)
-{
- return vdev->intr_mode;
-}
-
u32 vnic_dev_intr_coal_timer_usec_to_hw(struct vnic_dev *vdev, u32 usec)
{
return (usec * vdev->intr_coal_timer_info.mul) /
return vdev->intr_coal_timer_info.max_usec;
}
+int vnic_dev_alloc_stats_mem(struct vnic_dev *vdev)
+{
+ char name[NAME_MAX];
+ static u32 instance;
+
+ snprintf((char *)name, sizeof(name), "vnic_stats-%u", instance++);
+ vdev->stats = vdev->alloc_consistent(vdev->priv,
+ sizeof(struct vnic_stats),
+ &vdev->stats_pa, (u8 *)name);
+ return vdev->stats == NULL ? -ENOMEM : 0;
+}
+
void vnic_dev_unregister(struct vnic_dev *vdev)
{
if (vdev) {
if (vdev->notify)
- vdev->free_consistent(vdev->pdev,
+ vdev->free_consistent(vdev->priv,
sizeof(struct vnic_devcmd_notify),
vdev->notify,
vdev->notify_pa);
if (vdev->stats)
- vdev->free_consistent(vdev->pdev,
+ vdev->free_consistent(vdev->priv,
sizeof(struct vnic_stats),
vdev->stats, vdev->stats_pa);
if (vdev->fw_info)
- vdev->free_consistent(vdev->pdev,
+ vdev->free_consistent(vdev->priv,
sizeof(struct vnic_devcmd_fw_info),
vdev->fw_info, vdev->fw_info_pa);
- kfree(vdev);
+ rte_free(vdev);
}
}
unsigned int num_bars)
{
if (!vdev) {
- vdev = kzalloc(sizeof(struct vnic_dev), GFP_ATOMIC);
+ char name[NAME_MAX];
+ snprintf((char *)name, sizeof(name), "%s-vnic",
+ pdev->device.name);
+ vdev = (struct vnic_dev *)rte_zmalloc_socket(name,
+ sizeof(struct vnic_dev),
+ RTE_CACHE_LINE_SIZE,
+ pdev->device.numa_node);
if (!vdev)
return NULL;
}
return NULL;
}
-struct rte_pci_device *vnic_dev_get_pdev(struct vnic_dev *vdev)
-{
- return vdev->pdev;
-}
-
-int vnic_dev_set_mac_addr(struct vnic_dev *vdev, u8 *mac_addr)
-{
- u64 a0, a1 = 0;
- int wait = 1000;
- int i;
-
- for (i = 0; i < ETH_ALEN; i++)
- ((u8 *)&a0)[i] = mac_addr[i];
-
- return vnic_dev_cmd(vdev, CMD_SET_MAC_ADDR, &a0, &a1, wait);
-}
-
/*
* vnic_dev_classifier: Add/Delete classifier entries
* @vdev: vdev of the device
* In case of DEL filter, the caller passes the RQ number. Return
* value is irrelevant.
* @data: filter data
+ * @action: action data
*/
int vnic_dev_classifier(struct vnic_dev *vdev, u8 cmd, u16 *entry,
- struct filter *data)
+ struct filter_v2 *data, struct filter_action_v2 *action_v2)
{
- u64 a0, a1;
+ u64 a0 = 0, a1 = 0;
int wait = 1000;
dma_addr_t tlv_pa;
int ret = -EINVAL;
struct filter_tlv *tlv, *tlv_va;
- struct filter_action *action;
u64 tlv_size;
+ u32 filter_size, action_size;
static unsigned int unique_id;
char z_name[RTE_MEMZONE_NAMESIZE];
+ enum vnic_devcmd_cmd dev_cmd;
if (cmd == CLSF_ADD) {
- tlv_size = sizeof(struct filter) +
- sizeof(struct filter_action) +
+ dev_cmd = (data->type >= FILTER_DPDK_1) ?
+ CMD_ADD_ADV_FILTER : CMD_ADD_FILTER;
+
+ filter_size = vnic_filter_size(data);
+ action_size = vnic_action_size(action_v2);
+
+ tlv_size = filter_size + action_size +
2*sizeof(struct filter_tlv);
snprintf((char *)z_name, sizeof(z_name),
- "vnic_clsf_%d", unique_id++);
+ "vnic_clsf_%u", unique_id++);
tlv_va = vdev->alloc_consistent(vdev->priv,
tlv_size, &tlv_pa, (u8 *)z_name);
if (!tlv_va)
a1 = tlv_size;
memset(tlv, 0, tlv_size);
tlv->type = CLSF_TLV_FILTER;
- tlv->length = sizeof(struct filter);
- *(struct filter *)&tlv->val = *data;
+ tlv->length = filter_size;
+ memcpy(&tlv->val, (void *)data, filter_size);
tlv = (struct filter_tlv *)((char *)tlv +
sizeof(struct filter_tlv) +
- sizeof(struct filter));
+ filter_size);
tlv->type = CLSF_TLV_ACTION;
- tlv->length = sizeof(struct filter_action);
- action = (struct filter_action *)&tlv->val;
- action->type = FILTER_ACTION_RQ_STEERING;
- action->u.rq_idx = *entry;
-
- ret = vnic_dev_cmd(vdev, CMD_ADD_FILTER, &a0, &a1, wait);
+ tlv->length = action_size;
+ memcpy(&tlv->val, (void *)action_v2, action_size);
+ ret = vnic_dev_cmd(vdev, dev_cmd, &a0, &a1, wait);
*entry = (u16)a0;
- vdev->free_consistent(vdev->pdev, tlv_size, tlv_va, tlv_pa);
+ vdev->free_consistent(vdev->priv, tlv_size, tlv_va, tlv_pa);
} else if (cmd == CLSF_DEL) {
a0 = *entry;
ret = vnic_dev_cmd(vdev, CMD_DEL_FILTER, &a0, &a1, wait);
return ret;
}
+
+int vnic_dev_overlay_offload_ctrl(struct vnic_dev *vdev, u8 overlay, u8 config)
+{
+ u64 a0 = overlay;
+ u64 a1 = config;
+ int wait = 1000;
+
+ return vnic_dev_cmd(vdev, CMD_OVERLAY_OFFLOAD_CTRL, &a0, &a1, wait);
+}
+
+int vnic_dev_overlay_offload_cfg(struct vnic_dev *vdev, u8 overlay,
+ u16 vxlan_udp_port_number)
+{
+ u64 a1 = vxlan_udp_port_number;
+ u64 a0 = overlay;
+ int wait = 1000;
+
+ return vnic_dev_cmd(vdev, CMD_OVERLAY_OFFLOAD_CFG, &a0, &a1, wait);
+}
+
+int vnic_dev_capable_vxlan(struct vnic_dev *vdev)
+{
+ u64 a0 = VIC_FEATURE_VXLAN;
+ u64 a1 = 0;
+ int wait = 1000;
+ int ret;
+
+ ret = vnic_dev_cmd(vdev, CMD_GET_SUPP_FEATURE_VER, &a0, &a1, wait);
+ /* 1 if the NIC can do VXLAN for both IPv4 and IPv6 with multiple WQs */
+ return ret == 0 &&
+ (a1 & (FEATURE_VXLAN_IPV6 | FEATURE_VXLAN_MULTI_WQ)) ==
+ (FEATURE_VXLAN_IPV6 | FEATURE_VXLAN_MULTI_WQ);
+}
Code Review / deb_dpdk.git / blobdiff