Add mirror rule set and reset operations.
Signed-off-by: Jiawen Wu <jiawe...@trustnetic.com>
---
doc/guides/nics/features/txgbe.ini | 1 +
drivers/net/txgbe/txgbe_ethdev.c | 186 +++++++++++++++++++++++++++++
drivers/net/txgbe/txgbe_ethdev.h | 1 +
3 files changed, 188 insertions(+)
diff --git a/doc/guides/nics/features/txgbe.ini
b/doc/guides/nics/features/txgbe.ini
index 20a02706c..a57a1f04f 100644
--- a/doc/guides/nics/features/txgbe.ini
+++ b/doc/guides/nics/features/txgbe.ini
@@ -27,6 +27,7 @@ DCB = Y
VLAN filter = Y
Flow control = Y
Rate limitation = Y
+Traffic mirroring = Y
CRC offload = P
VLAN offload = P
QinQ offload = P
diff --git a/drivers/net/txgbe/txgbe_ethdev.c b/drivers/net/txgbe/txgbe_ethdev.c
index de5523860..cc15b470c 100644
--- a/drivers/net/txgbe/txgbe_ethdev.c
+++ b/drivers/net/txgbe/txgbe_ethdev.c
@@ -3172,6 +3172,21 @@ txgbe_dev_mtu_set(struct rte_eth_dev *dev, uint16_t mtu)
return 0;
}
+int
+txgbe_vt_check(struct txgbe_hw *hw)
+{
+ uint32_t reg_val;
+
+ /* if Virtualization Technology is enabled */
+ reg_val = rd32(hw, TXGBE_PORTCTL);
+ if (!(reg_val & TXGBE_PORTCTL_NUMVT_MASK)) {
+ PMD_INIT_LOG(ERR, "VT must be enabled for this setting");
+ return -1;
+ }
+
+ return 0;
+}
+
static uint32_t
txgbe_uta_vector(struct txgbe_hw *hw, struct rte_ether_addr *uc_addr)
{
@@ -3309,6 +3324,175 @@ txgbe_convert_vm_rx_mask_to_val(uint16_t rx_mask,
uint32_t orig_val)
return new_val;
}
+#define TXGBE_INVALID_MIRROR_TYPE(mirror_type) \
+ ((mirror_type) & ~(uint8_t)(ETH_MIRROR_VIRTUAL_POOL_UP | \
+ ETH_MIRROR_UPLINK_PORT | ETH_MIRROR_DOWNLINK_PORT | ETH_MIRROR_VLAN))
+
+static int
+txgbe_mirror_rule_set(struct rte_eth_dev *dev,
+ struct rte_eth_mirror_conf *mirror_conf,
+ uint8_t rule_id, uint8_t on)
+{
+ uint32_t mr_ctl, vlvf;
+ uint32_t mp_lsb = 0;
+ uint32_t mv_msb = 0;
+ uint32_t mv_lsb = 0;
+ uint32_t mp_msb = 0;
+ uint8_t i = 0;
+ int reg_index = 0;
+ uint64_t vlan_mask = 0;
+
+ const uint8_t pool_mask_offset = 32;
+ const uint8_t vlan_mask_offset = 32;
+ const uint8_t dst_pool_offset = 8;
+ const uint8_t rule_mr_offset = 4;
+ const uint8_t mirror_rule_mask = 0x0F;
+
+ struct txgbe_mirror_info *mr_info = TXGBE_DEV_MR_INFO(dev);
+ struct rte_eth_mirror_conf *mr_conf = &mr_info->mr_conf[rule_id];
+ struct txgbe_hw *hw = TXGBE_DEV_HW(dev);
+ uint8_t mirror_type = 0;
+
+ if (txgbe_vt_check(hw) < 0)
+ return -ENOTSUP;
+
+ if (rule_id >= TXGBE_MAX_MIRROR_RULES)
+ return -EINVAL;
+
+ if (TXGBE_INVALID_MIRROR_TYPE(mirror_conf->rule_type)) {
+ PMD_DRV_LOG(ERR, "unsupported mirror type 0x%x.",
+ mirror_conf->rule_type);
+ return -EINVAL;
+ }
+
+ if (mirror_conf->rule_type & ETH_MIRROR_VLAN) {
+ mirror_type |= TXGBE_MIRRCTL_VLAN;
+ /* Check if vlan id is valid and find conresponding VLAN ID
+ * index in PSRVLAN
+ */
+ for (i = 0; i < TXGBE_NUM_POOL; i++) {
+ if (mirror_conf->vlan.vlan_mask & (1ULL << i)) {
+ /* search vlan id related pool vlan filter
+ * index
+ */
+ reg_index = txgbe_find_vlvf_slot(hw,
+ mirror_conf->vlan.vlan_id[i],
+ false);
+ if (reg_index < 0)
+ return -EINVAL;
+ wr32(hw, TXGBE_PSRVLANIDX, reg_index);
+ vlvf = rd32(hw, TXGBE_PSRVLAN);
+ if ((TXGBE_PSRVLAN_VID(vlvf) ==
+ mirror_conf->vlan.vlan_id[i]))
+ vlan_mask |= (1ULL << reg_index);
+ else
+ return -EINVAL;
+ }
+ }
+
+ if (on) {
+ mv_lsb = vlan_mask & BIT_MASK32;
+ mv_msb = vlan_mask >> vlan_mask_offset;
+
+ mr_conf->vlan.vlan_mask = mirror_conf->vlan.vlan_mask;
+ for (i = 0; i < ETH_VMDQ_MAX_VLAN_FILTERS; i++) {
+ if (mirror_conf->vlan.vlan_mask & (1ULL << i))
+ mr_conf->vlan.vlan_id[i] =
+ mirror_conf->vlan.vlan_id[i];
+ }
+ } else {
+ mv_lsb = 0;
+ mv_msb = 0;
+ mr_conf->vlan.vlan_mask = 0;
+ for (i = 0; i < ETH_VMDQ_MAX_VLAN_FILTERS; i++)
+ mr_conf->vlan.vlan_id[i] = 0;
+ }
+ }
+
+ if (mirror_conf->rule_type & ETH_MIRROR_VIRTUAL_POOL_UP) {
+ mirror_type |= TXGBE_MIRRCTL_POOL;
+ if (on) {
+ mp_lsb = mirror_conf->pool_mask & BIT_MASK32;
+ mp_msb = mirror_conf->pool_mask >> pool_mask_offset;
+ mr_conf->pool_mask = mirror_conf->pool_mask;
+ } else {
+ mp_lsb = 0;
+ mp_msb = 0;
+ mr_conf->pool_mask = 0;
+ }
+ }
+ if (mirror_conf->rule_type & ETH_MIRROR_UPLINK_PORT)
+ mirror_type |= TXGBE_MIRRCTL_UPLINK;
+ if (mirror_conf->rule_type & ETH_MIRROR_DOWNLINK_PORT)
+ mirror_type |= TXGBE_MIRRCTL_DNLINK;
+
+ /* read mirror control register and recalculate it */
+ mr_ctl = rd32(hw, TXGBE_MIRRCTL(rule_id));
+
+ if (on) {
+ mr_ctl |= mirror_type;
+ mr_ctl &= mirror_rule_mask;
+ mr_ctl |= mirror_conf->dst_pool << dst_pool_offset;
+ } else {
+ mr_ctl &= ~(mirror_conf->rule_type & mirror_rule_mask);
+ }
+
+ mr_conf->rule_type = mirror_conf->rule_type;
+ mr_conf->dst_pool = mirror_conf->dst_pool;
+
+ /* write mirrror control register */
+ wr32(hw, TXGBE_MIRRCTL(rule_id), mr_ctl);
+
+ /* write pool mirrror control register */
+ if (mirror_conf->rule_type & ETH_MIRROR_VIRTUAL_POOL_UP) {
+ wr32(hw, TXGBE_MIRRPOOLL(rule_id), mp_lsb);
+ wr32(hw, TXGBE_MIRRPOOLH(rule_id + rule_mr_offset),
+ mp_msb);
+ }
+ /* write VLAN mirrror control register */
+ if (mirror_conf->rule_type & ETH_MIRROR_VLAN) {
+ wr32(hw, TXGBE_MIRRVLANL(rule_id), mv_lsb);
+ wr32(hw, TXGBE_MIRRVLANH(rule_id + rule_mr_offset),
+ mv_msb);
+ }
+
+ return 0;
+}
+
+static int
+txgbe_mirror_rule_reset(struct rte_eth_dev *dev, uint8_t rule_id)
+{
+ int mr_ctl = 0;
+ uint32_t lsb_val = 0;
+ uint32_t msb_val = 0;
+ const uint8_t rule_mr_offset = 4;
+
+ struct txgbe_hw *hw = TXGBE_DEV_HW(dev);
+ struct txgbe_mirror_info *mr_info = TXGBE_DEV_MR_INFO(dev);
+
+ if (txgbe_vt_check(hw) < 0)
+ return -ENOTSUP;
+
+ if (rule_id >= TXGBE_MAX_MIRROR_RULES)
+ return -EINVAL;
+
+ memset(&mr_info->mr_conf[rule_id], 0,
+ sizeof(struct rte_eth_mirror_conf));
+
+ /* clear MIRRCTL register */
+ wr32(hw, TXGBE_MIRRCTL(rule_id), mr_ctl);
+
+ /* clear pool mask register */
+ wr32(hw, TXGBE_MIRRPOOLL(rule_id), lsb_val);
+ wr32(hw, TXGBE_MIRRPOOLH(rule_id + rule_mr_offset), msb_val);
+
+ /* clear vlan mask register */
+ wr32(hw, TXGBE_MIRRVLANL(rule_id), lsb_val);
+ wr32(hw, TXGBE_MIRRVLANH(rule_id + rule_mr_offset), msb_val);
+
+ return 0;
+}
+
static int
txgbe_dev_rx_queue_intr_enable(struct rte_eth_dev *dev, uint16_t queue_id)
{
@@ -3725,6 +3909,8 @@ static const struct eth_dev_ops txgbe_eth_dev_ops = {
.mac_addr_set = txgbe_set_default_mac_addr,
.uc_hash_table_set = txgbe_uc_hash_table_set,
.uc_all_hash_table_set = txgbe_uc_all_hash_table_set,
+ .mirror_rule_set = txgbe_mirror_rule_set,
+ .mirror_rule_reset = txgbe_mirror_rule_reset,
.set_queue_rate_limit = txgbe_set_queue_rate_limit,
.reta_update = txgbe_dev_rss_reta_update,
.reta_query = txgbe_dev_rss_reta_query,
diff --git a/drivers/net/txgbe/txgbe_ethdev.h b/drivers/net/txgbe/txgbe_ethdev.h
index 99ca6aa9d..55f4b1213 100644
--- a/drivers/net/txgbe/txgbe_ethdev.h
+++ b/drivers/net/txgbe/txgbe_ethdev.h
@@ -285,6 +285,7 @@ int txgbe_pf_host_configure(struct rte_eth_dev *eth_dev);
uint32_t txgbe_convert_vm_rx_mask_to_val(uint16_t rx_mask, uint32_t orig_val);
+int txgbe_vt_check(struct txgbe_hw *hw);
int txgbe_set_vf_rate_limit(struct rte_eth_dev *dev, uint16_t vf,
uint16_t tx_rate, uint64_t q_msk);
int txgbe_set_queue_rate_limit(struct rte_eth_dev *dev, uint16_t queue_idx,
--
2.18.4
