[dpdk-dev,v2,4/4] testpmd: fix dcb in vt mode
Commit Message
This patch incorporate fixes to support DCB in SRIOV mode for testpmd.
Signed-off-by: Pawel Wodkowski <pawelx.wodkowski@intel.com>
---
app/test-pmd/cmdline.c | 4 ++--
app/test-pmd/testpmd.c | 39 +++++++++++++++++++++++++++++----------
app/test-pmd/testpmd.h | 10 ----------
3 files changed, 31 insertions(+), 22 deletions(-)
@@ -1947,9 +1947,9 @@ cmd_config_dcb_parsed(void *parsed_result,
/* DCB in VT mode */
if (!strncmp(res->vt_en, "on",2))
- dcb_conf.dcb_mode = DCB_VT_ENABLED;
+ dcb_conf.vt_en = 1;
else
- dcb_conf.dcb_mode = DCB_ENABLED;
+ dcb_conf.vt_en = 0;
if (!strncmp(res->pfc_en, "on",2)) {
dcb_conf.pfc_en = 1;
@@ -1743,7 +1743,8 @@ const uint16_t vlan_tags[] = {
};
static int
-get_eth_dcb_conf(struct rte_eth_conf *eth_conf, struct dcb_config *dcb_conf)
+get_eth_dcb_conf(struct rte_eth_conf *eth_conf, struct dcb_config *dcb_conf,
+ uint16_t sriov)
{
uint8_t i;
@@ -1751,7 +1752,7 @@ get_eth_dcb_conf(struct rte_eth_conf *eth_conf, struct dcb_config *dcb_conf)
* Builds up the correct configuration for dcb+vt based on the vlan tags array
* given above, and the number of traffic classes available for use.
*/
- if (dcb_conf->dcb_mode == DCB_VT_ENABLED) {
+ if (dcb_conf->vt_en == 1) {
struct rte_eth_vmdq_dcb_conf vmdq_rx_conf;
struct rte_eth_vmdq_dcb_tx_conf vmdq_tx_conf;
@@ -1768,9 +1769,17 @@ get_eth_dcb_conf(struct rte_eth_conf *eth_conf, struct dcb_config *dcb_conf)
vmdq_rx_conf.pool_map[i].vlan_id = vlan_tags[ i ];
vmdq_rx_conf.pool_map[i].pools = 1 << (i % vmdq_rx_conf.nb_queue_pools);
}
- for (i = 0; i < ETH_DCB_NUM_USER_PRIORITIES; i++) {
- vmdq_rx_conf.dcb_queue[i] = i;
- vmdq_tx_conf.dcb_queue[i] = i;
+
+ if (sriov == 0) {
+ for (i = 0; i < ETH_DCB_NUM_USER_PRIORITIES; i++) {
+ vmdq_rx_conf.dcb_queue[i] = i;
+ vmdq_tx_conf.dcb_queue[i] = i;
+ }
+ } else {
+ for (i = 0; i < ETH_DCB_NUM_USER_PRIORITIES; i++) {
+ vmdq_rx_conf.dcb_queue[i] = i % dcb_conf->num_tcs;
+ vmdq_tx_conf.dcb_queue[i] = i % dcb_conf->num_tcs;
+ }
}
/*set DCB mode of RX and TX of multiple queues*/
@@ -1828,22 +1837,32 @@ init_port_dcb_config(portid_t pid,struct dcb_config *dcb_conf)
uint16_t nb_vlan;
uint16_t i;
- /* rxq and txq configuration in dcb mode */
- nb_rxq = 128;
- nb_txq = 128;
rx_free_thresh = 64;
+ rte_port = &ports[pid];
memset(&port_conf,0,sizeof(struct rte_eth_conf));
/* Enter DCB configuration status */
dcb_config = 1;
nb_vlan = sizeof( vlan_tags )/sizeof( vlan_tags[ 0 ]);
/*set configuration of DCB in vt mode and DCB in non-vt mode*/
- retval = get_eth_dcb_conf(&port_conf, dcb_conf);
+ retval = get_eth_dcb_conf(&port_conf, dcb_conf, rte_port->dev_info.max_vfs);
+
+ /* rxq and txq configuration in dcb mode */
+ nb_rxq = rte_port->dev_info.max_rx_queues;
+ nb_txq = rte_port->dev_info.max_tx_queues;
+
+ if (rte_port->dev_info.max_vfs) {
+ if (port_conf.rxmode.mq_mode == ETH_MQ_RX_VMDQ_DCB)
+ nb_rxq /= port_conf.rx_adv_conf.vmdq_dcb_conf.nb_queue_pools;
+
+ if (port_conf.txmode.mq_mode == ETH_MQ_TX_VMDQ_DCB)
+ nb_txq /= port_conf.tx_adv_conf.vmdq_dcb_tx_conf.nb_queue_pools;
+ }
+
if (retval < 0)
return retval;
- rte_port = &ports[pid];
memcpy(&rte_port->dev_conf, &port_conf,sizeof(struct rte_eth_conf));
rte_port->rx_conf.rx_thresh = rx_thresh;
@@ -227,20 +227,10 @@ struct fwd_config {
portid_t nb_fwd_ports; /**< Nb. of ports involved. */
};
-/**
- * DCB mode enable
- */
-enum dcb_mode_enable
-{
- DCB_VT_ENABLED,
- DCB_ENABLED
-};
-
/*
* DCB general config info
*/
struct dcb_config {
- enum dcb_mode_enable dcb_mode;
uint8_t vt_en;
enum rte_eth_nb_tcs num_tcs;
uint8_t pfc_en;