[dpdk-dev] [PATCH v2 1/5] ethdev: Add new config field to config VMDQ offload register
Ouyang Changchun
changchun.ouyang at intel.com
Mon Oct 27 04:45:29 CET 2014
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 at intel.com>
---
lib/librte_ether/rte_ethdev.h | 1 +
lib/librte_pmd_ixgbe/ixgbe_rxtx.c | 16 ++++++++++++++++
2 files changed, 17 insertions(+)
diff --git a/lib/librte_ether/rte_ethdev.h b/lib/librte_ether/rte_ethdev.h
index b69a6af..5f5a35b 100644
--- a/lib/librte_ether/rte_ethdev.h
+++ b/lib/librte_ether/rte_ethdev.h
@@ -577,6 +577,7 @@ 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 */
diff --git a/lib/librte_pmd_ixgbe/ixgbe_rxtx.c b/lib/librte_pmd_ixgbe/ixgbe_rxtx.c
index 123b8b3..7c72815 100644
--- a/lib/librte_pmd_ixgbe/ixgbe_rxtx.c
+++ b/lib/librte_pmd_ixgbe/ixgbe_rxtx.c
@@ -3121,6 +3121,7 @@ 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();
@@ -3143,6 +3144,21 @@ 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 */
--
1.8.4.2
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