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ixgbe: support dual vlan

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Signed-off-by: Intel
This commit is contained in:
Intel 2013-06-03 00:00:00 +00:00 committed by Thomas Monjalon
parent e51abef393
commit 6ee7676169
2 changed files with 9 additions and 4 deletions
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2
lib/librte_pmd_ixgbe/ixgbe_ethdev.h
View File

@ -54,7 +54,7 @@
#define IXGBE_NB_STAT_MAPPING_REGS 32
#define IXGBE_EXTENDED_VLAN (uint32_t)(1 << 26) /* EXTENDED VLAN ENABLE */
#define IXGBE_VFTA_SIZE 128
#define IXGBE_RX_BUF_THRESHOLD 4
#define IXGBE_VLAN_TAG_SIZE 4
#define IXGBE_MAX_RX_QUEUE_NUM 128
#ifndef NBBY
#define NBBY 8 /* number of bits in a byte */

11
lib/librte_pmd_ixgbe/ixgbe_rxtx.c
View File

@ -3175,8 +3175,10 @@ ixgbe_dev_rx_init(struct rte_eth_dev *dev)
buf_size = (uint16_t) ((srrctl & IXGBE_SRRCTL_BSIZEPKT_MASK) <<
IXGBE_SRRCTL_BSIZEPKT_SHIFT);
if (dev->data->dev_conf.rxmode.max_rx_pkt_len +
IXGBE_RX_BUF_THRESHOLD > buf_size){
/* It adds dual VLAN length for supporting dual VLAN */
if ((dev->data->dev_conf.rxmode.max_rx_pkt_len +
2 * IXGBE_VLAN_TAG_SIZE) > buf_size){
dev->data->scattered_rx = 1;
dev->rx_pkt_burst = ixgbe_recv_scattered_pkts;
}
@ -3474,7 +3476,10 @@ ixgbevf_dev_rx_init(struct rte_eth_dev *dev)
buf_size = (uint16_t) ((srrctl & IXGBE_SRRCTL_BSIZEPKT_MASK) <<
IXGBE_SRRCTL_BSIZEPKT_SHIFT);
if (dev->data->dev_conf.rxmode.max_rx_pkt_len > buf_size){
/* It adds dual VLAN length for supporting dual VLAN */
if ((dev->data->dev_conf.rxmode.max_rx_pkt_len +
2 * IXGBE_VLAN_TAG_SIZE) > buf_size) {
dev->data->scattered_rx = 1;
dev->rx_pkt_burst = ixgbe_recv_scattered_pkts;
}