[dpdk-dev,1/5] ethdev: Add new config field to config VMDQ offload register
Commit Message
This patch adds new field of rx mode in VMDQ config; and set the register PFVML2FLT
for IXGBE PMD, this makes VMDQ receive multicast and broadcast packets.
Signed-off-by: Changchun Ouyang <changchun.ouyang@intel.com>
Acked-by: Huawei Xie <huawei.xie@intel.com>
Acked-by: Cunming Liang <cunming.liang@intel.com>
---
lib/librte_ether/rte_ethdev.h | 1 +
lib/librte_pmd_ixgbe/ixgbe_rxtx.c | 16 ++++++++++++++++
2 files changed, 17 insertions(+)
@@ -575,6 +575,7 @@ struct rte_eth_vmdq_rx_conf {
uint8_t default_pool; /**< The default pool, if applicable */
uint8_t enable_loop_back; /**< Enable VT loop back */
uint8_t nb_pool_maps; /**< We can have up to 64 filters/mappings */
+ uint32_t rx_mode; /**< RX mode for vmdq */
struct {
uint16_t vlan_id; /**< The vlan id of the received frame */
uint64_t pools; /**< Bitmask of pools for packet rx */
@@ -3084,6 +3084,7 @@ ixgbe_vmdq_rx_hw_configure(struct rte_eth_dev *dev)
struct ixgbe_hw *hw;
enum rte_eth_nb_pools num_pools;
uint32_t mrqc, vt_ctl, vlanctrl;
+ uint32_t vmolr = 0;
int i;
PMD_INIT_FUNC_TRACE();
@@ -3106,6 +3107,21 @@ ixgbe_vmdq_rx_hw_configure(struct rte_eth_dev *dev)
IXGBE_WRITE_REG(hw, IXGBE_VT_CTL, vt_ctl);
+ for (i = 0; i < (int)num_pools; i++) {
+ if (cfg->rx_mode & ETH_VMDQ_ACCEPT_UNTAG)
+ vmolr |= IXGBE_VMOLR_AUPE;
+ if (cfg->rx_mode & ETH_VMDQ_ACCEPT_HASH_MC)
+ vmolr |= IXGBE_VMOLR_ROMPE;
+ if (cfg->rx_mode & ETH_VMDQ_ACCEPT_HASH_UC)
+ vmolr |= IXGBE_VMOLR_ROPE;
+ if (cfg->rx_mode & ETH_VMDQ_ACCEPT_BROADCAST)
+ vmolr |= IXGBE_VMOLR_BAM;
+ if (cfg->rx_mode & ETH_VMDQ_ACCEPT_MULTICAST)
+ vmolr |= IXGBE_VMOLR_MPE;
+
+ IXGBE_WRITE_REG(hw, IXGBE_VMOLR(i), vmolr);
+ }
+
/* VLNCTRL: enable vlan filtering and allow all vlan tags through */
vlanctrl = IXGBE_READ_REG(hw, IXGBE_VLNCTRL);
vlanctrl |= IXGBE_VLNCTRL_VFE ; /* enable vlan filters */