Implement configuration of VxLAN destination UDP port number in librte_pmd_i40e.
Signed-off-by: Jijiang Liu <jijiang.liu at intel.com>
Acked-by: Helin Zhang <helin.zhang at intel.com>
Acked-by: Jingjing Wu <jingjing.wu at intel.com>
Acked-by: Jing Chen <jing.d.chen at intel.com>
---
lib/librte_pmd_i40e/i40e_ethdev.c | 164 +++++++++++++++++++++++++++++++++++++
lib/librte_pmd_i40e/i40e_ethdev.h | 8 ++-
lib/librte_pmd_i40e/i40e_rxtx.c | 9 ++
3 files changed, 180 insertions(+), 1 deletions(-)
diff --git a/lib/librte_pmd_i40e/i40e_ethdev.c
b/lib/librte_pmd_i40e/i40e_ethdev.c
index 3b75f0f..8a84e30 100644
--- a/lib/librte_pmd_i40e/i40e_ethdev.c
+++ b/lib/librte_pmd_i40e/i40e_ethdev.c
@@ -186,6 +186,12 @@ static int i40e_dev_rss_hash_update(struct rte_eth_dev
*dev,
struct rte_eth_rss_conf *rss_conf);
static int i40e_dev_rss_hash_conf_get(struct rte_eth_dev *dev,
struct rte_eth_rss_conf *rss_conf);
+static int i40e_dev_udp_tunnel_add(struct rte_eth_dev *dev,
+ struct rte_eth_udp_tunnel *udp_tunnel,
+ uint8_t count);
+static int i40e_dev_udp_tunnel_del(struct rte_eth_dev *dev,
+ struct rte_eth_udp_tunnel *udp_tunnel,
+ uint8_t count);
static int i40e_dev_filter_ctrl(struct rte_eth_dev *dev,
enum rte_filter_type filter_type,
enum rte_filter_op filter_op,
@@ -241,6 +247,8 @@ static struct eth_dev_ops i40e_eth_dev_ops = {
.reta_query = i40e_dev_rss_reta_query,
.rss_hash_update = i40e_dev_rss_hash_update,
.rss_hash_conf_get = i40e_dev_rss_hash_conf_get,
+ .udp_tunnel_add = i40e_dev_udp_tunnel_add,
+ .udp_tunnel_del = i40e_dev_udp_tunnel_del,
.filter_ctrl = i40e_dev_filter_ctrl,
};
@@ -3178,6 +3186,10 @@ i40e_vsi_rx_init(struct i40e_vsi *vsi)
uint16_t i;
i40e_pf_config_mq_rx(pf);
+
+ if (data->dev_conf.tunnel_type == RTE_TUNNEL_TYPE_VXLAN)
+ pf->flags |= I40E_FLAG_VXLAN;
+
for (i = 0; i < data->nb_rx_queues; i++) {
ret = i40e_rx_queue_init(data->rx_queues[i]);
if (ret != I40E_SUCCESS) {
@@ -4092,6 +4104,158 @@ i40e_dev_rss_hash_conf_get(struct rte_eth_dev *dev,
return 0;
}
+static int
+i40e_get_vxlan_port_idx(struct i40e_pf *pf, uint16_t port)
+{
+ uint8_t i;
+
+ for (i = 0; i < I40E_MAX_PF_UDP_OFFLOAD_PORTS; i++) {
+ if (pf->vxlan_ports[i] == port)
+ return i;
+ }
+
+ return -1;
+}
+
+static int
+i40e_add_vxlan_port(struct i40e_pf *pf, uint16_t port)
+{
+ int idx, ret;
+ uint8_t filter_idx;
+ struct i40e_hw *hw = I40E_PF_TO_HW(pf);
+
+ if (!(pf->flags & I40E_FLAG_VXLAN)) {
+ PMD_DRV_LOG(ERR, "VxLAN tunneling mode is not configured\n");
+ return -EINVAL;
+ }
+
+ idx = i40e_get_vxlan_port_idx(pf, port);
+
+ /* Check if port already exists */
+ if (idx >= 0) {
+ PMD_DRV_LOG(ERR, "Port %d already offloaded\n", port);
+ return -EINVAL;
+ }
+
+ /* Now check if there is space to add the new port */
+ idx = i40e_get_vxlan_port_idx(pf, 0);
+ if (idx < 0) {
+ PMD_DRV_LOG(ERR, "Maximum number of UDP ports reached,"
+ "not adding port %d\n", port);
+ return -ENOSPC;
+ }
+
+ ret = i40e_aq_add_udp_tunnel(hw, port, I40E_AQC_TUNNEL_TYPE_VXLAN,
+ &filter_idx, NULL);
+ if (ret < 0) {
+ PMD_DRV_LOG(ERR, "Failed to add VxLAN UDP port %d\n", port);
+ return -1;
+ }
+
+ PMD_DRV_LOG(INFO, "Added %s port %d with AQ command with index %d\n",
+ port, filter_index);
+
+ /* New port: add it and mark its index in the bitmap */
+ pf->vxlan_ports[idx] = port;
+ pf->vxlan_bitmap |= (1 << idx);
+
+ return 0;
+}
+
+static int
+i40e_del_vxlan_port(struct i40e_pf *pf, uint16_t port)
+{
+ int idx;
+ struct i40e_hw *hw = I40E_PF_TO_HW(pf);
+
+ if (!(pf->flags & I40E_FLAG_VXLAN)) {
+ PMD_DRV_LOG(ERR, "VxLAN tunneling mode is not configured\n");
+ return -EINVAL;
+ }
+
+ idx = i40e_get_vxlan_port_idx(pf, port);
+
+ if (idx < 0) {
+ PMD_DRV_LOG(ERR, "Port %d doesn't exist\n", port);
+ return -EINVAL;
+ }
+
+ if (i40e_aq_del_udp_tunnel(hw, idx, NULL) < 0) {
+ PMD_DRV_LOG(ERR, "Failed to delete VxLAN UDP port %d\n", port);
+ return -1;
+ }
+
+ PMD_DRV_LOG(INFO, "Deleted port %d with AQ command with index %d\n",
+ port, idx);
+
+ pf->vxlan_ports[idx] = 0;
+ pf->vxlan_bitmap &= ~(1 << idx);
+
+ return 0;
+}
+
+/* Add UDP tunneling port */
+static int
+i40e_dev_udp_tunnel_add(struct rte_eth_dev *dev,
+ struct rte_eth_udp_tunnel *udp_tunnel,
+ uint8_t count)
+{
+ uint16_t i;
+ int ret = 0;
+ struct i40e_pf *pf = I40E_DEV_PRIVATE_TO_PF(dev->data->dev_private);
+
+ for (i = 0; i < count; i++, udp_tunnel++) {
+ switch (udp_tunnel->prot_type) {
+ case RTE_TUNNEL_TYPE_VXLAN:
+ ret = i40e_add_vxlan_port(pf, udp_tunnel->udp_port);
+ break;
+
+ case RTE_TUNNEL_TYPE_GENEVE:
+ case RTE_TUNNEL_TYPE_TEREDO:
+ PMD_DRV_LOG(ERR, "Tunnel type is not supported now.\n");
+ ret = -1;
+ break;
+
+ default:
+ PMD_DRV_LOG(ERR, "Invalid tunnel type\n");
+ ret = -1;
+ break;
+ }
+ }
+
+ return ret;
+}
+
+/* Remove UDP tunneling port */
+static int
+i40e_dev_udp_tunnel_del(struct rte_eth_dev *dev,
+ struct rte_eth_udp_tunnel *udp_tunnel,
+ uint8_t count)
+{
+ uint16_t i;
+ int ret = 0;
+ struct i40e_pf *pf = I40E_DEV_PRIVATE_TO_PF(dev->data->dev_private);
+
+ for (i = 0; i < count; i++, udp_tunnel++) {
+ switch (udp_tunnel->prot_type) {
+ case RTE_TUNNEL_TYPE_VXLAN:
+ ret = i40e_del_vxlan_port(pf, udp_tunnel->udp_port);
+ break;
+ case RTE_TUNNEL_TYPE_GENEVE:
+ case RTE_TUNNEL_TYPE_TEREDO:
+ PMD_DRV_LOG(ERR, "Tunnel type is not supported now.\n");
+ ret = -1;
+ break;
+ default:
+ PMD_DRV_LOG(ERR, "Invalid tunnel type\n");
+ ret = -1;
+ break;
+ }
+ }
+
+ return ret;
+}
+
/* Configure RSS */
static int
i40e_pf_config_rss(struct i40e_pf *pf)
diff --git a/lib/librte_pmd_i40e/i40e_ethdev.h
b/lib/librte_pmd_i40e/i40e_ethdev.h
index 1d42cd2..826a1fb 100644
--- a/lib/librte_pmd_i40e/i40e_ethdev.h
+++ b/lib/librte_pmd_i40e/i40e_ethdev.h
@@ -60,13 +60,15 @@
#define I40E_FLAG_HEADER_SPLIT_DISABLED (1ULL << 4)
#define I40E_FLAG_HEADER_SPLIT_ENABLED (1ULL << 5)
#define I40E_FLAG_FDIR (1ULL << 6)
+#define I40E_FLAG_VXLAN (1ULL << 7)
#define I40E_FLAG_ALL (I40E_FLAG_RSS | \
I40E_FLAG_DCB | \
I40E_FLAG_VMDQ | \
I40E_FLAG_SRIOV | \
I40E_FLAG_HEADER_SPLIT_DISABLED | \
I40E_FLAG_HEADER_SPLIT_ENABLED | \
- I40E_FLAG_FDIR)
+ I40E_FLAG_FDIR | \
+ I40E_FLAG_VXLAN)
#define I40E_RSS_OFFLOAD_ALL ( \
ETH_RSS_NONF_IPV4_UDP | \
@@ -246,6 +248,10 @@ struct i40e_pf {
uint16_t vmdq_nb_qps; /* The number of queue pairs of VMDq */
uint16_t vf_nb_qps; /* The number of queue pairs of VF */
uint16_t fdir_nb_qps; /* The number of queue pairs of Flow Director */
+
+ /* store VxLAN UDP ports */
+ uint16_t vxlan_ports[I40E_MAX_PF_UDP_OFFLOAD_PORTS];
+ uint16_t vxlan_bitmap; /* Vxlan bit mask */
};
enum pending_msg {
diff --git a/lib/librte_pmd_i40e/i40e_rxtx.c b/lib/librte_pmd_i40e/i40e_rxtx.c
index 2b53677..7c3809f 100644
--- a/lib/librte_pmd_i40e/i40e_rxtx.c
+++ b/lib/librte_pmd_i40e/i40e_rxtx.c
@@ -638,6 +638,10 @@ i40e_rx_scan_hw_ring(struct i40e_rx_queue *rxq)
pkt_flags |= i40e_rxd_error_to_pkt_flags(qword1);
pkt_flags |= i40e_rxd_ptype_to_pkt_flags(qword1);
mb->ol_flags = pkt_flags;
+
+ mb->packet_type = (uint16_t)((qword1 &
+ I40E_RXD_QW1_PTYPE_MASK) >>
+ I40E_RXD_QW1_PTYPE_SHIFT);
if (pkt_flags & PKT_RX_RSS_HASH)
mb->hash.rss = rte_le_to_cpu_32(\
rxdp->wb.qword0.hi_dword.rss);
@@ -873,6 +877,8 @@ i40e_recv_pkts(void *rx_queue, struct rte_mbuf **rx_pkts,
uint16_t nb_pkts)
pkt_flags = i40e_rxd_status_to_pkt_flags(qword1);
pkt_flags |= i40e_rxd_error_to_pkt_flags(qword1);
pkt_flags |= i40e_rxd_ptype_to_pkt_flags(qword1);
+ rxm->packet_type = (uint16_t)((qword1 &
I40E_RXD_QW1_PTYPE_MASK) >>
+ I40E_RXD_QW1_PTYPE_SHIFT);
rxm->ol_flags = pkt_flags;
if (pkt_flags & PKT_RX_RSS_HASH)
rxm->hash.rss =
@@ -1027,6 +1033,9 @@ i40e_recv_scattered_pkts(void *rx_queue,
pkt_flags = i40e_rxd_status_to_pkt_flags(qword1);
pkt_flags |= i40e_rxd_error_to_pkt_flags(qword1);
pkt_flags |= i40e_rxd_ptype_to_pkt_flags(qword1);
+ first_seg->packet_type = (uint16_t)((qword1 &
+ I40E_RXD_QW1_PTYPE_MASK) >>
+ I40E_RXD_QW1_PTYPE_SHIFT);
first_seg->ol_flags = pkt_flags;
if (pkt_flags & PKT_RX_RSS_HASH)
rxm->hash.rss =
--
1.7.7.6
