[dpdk-dev] [PATCH v10 6/8] ethdev: redesign link speed config
Thomas Monjalon
thomas.monjalon at 6wind.com
Mon Mar 14 22:55:44 CET 2016
From: Marc Sune <marcdevel at gmail.com>
This patch redesigns the API to set the link speed/s configuration
of an ethernet port. Specifically:
- it allows to define a set of advertised speeds for
auto-negociation.
- it allows to disable link auto-negociation (single fixed speed).
- default: auto-negociate all supported speeds.
A flag autoneg in struct rte_eth_link indicates if link speed was a
result of auto-negociation or was fixed by configuration.
Signed-off-by: Marc Sune <marcdevel at gmail.com>
Tested-by: Nelio Laranjeiro <nelio.laranjeiro at 6wind.com>
Signed-off-by: Thomas Monjalon <thomas.monjalon at 6wind.com>
---
PLEASE REVIEW CAREFULLY THIS PATCH
app/test-pmd/cmdline.c | 26 ++++----
doc/guides/rel_notes/release_16_04.rst | 9 +++
drivers/net/af_packet/rte_eth_af_packet.c | 1 +
drivers/net/bnx2x/bnx2x_ethdev.c | 4 +-
drivers/net/bonding/rte_eth_bond_8023ad.c | 2 +-
drivers/net/e1000/em_ethdev.c | 99 +++++++++++++++----------------
drivers/net/e1000/igb_ethdev.c | 94 +++++++++++++++--------------
drivers/net/i40e/i40e_ethdev.c | 48 +++++++--------
drivers/net/i40e/i40e_ethdev_vf.c | 7 ++-
drivers/net/ixgbe/ixgbe_ethdev.c | 46 ++++++--------
drivers/net/mlx4/mlx4.c | 2 +
drivers/net/mpipe/mpipe_tilegx.c | 2 +
drivers/net/null/rte_eth_null.c | 1 +
drivers/net/pcap/rte_eth_pcap.c | 1 +
drivers/net/ring/rte_eth_ring.c | 1 +
drivers/net/szedata2/rte_eth_szedata2.c | 2 +-
drivers/net/vmxnet3/vmxnet3_ethdev.c | 1 +
drivers/net/xenvirt/rte_eth_xenvirt.c | 1 +
examples/ip_pipeline/config_parse.c | 3 +-
lib/librte_ether/rte_ethdev.h | 29 +++++----
20 files changed, 195 insertions(+), 184 deletions(-)
diff --git a/app/test-pmd/cmdline.c b/app/test-pmd/cmdline.c
index 874129a..3bc7bb4 100644
--- a/app/test-pmd/cmdline.c
+++ b/app/test-pmd/cmdline.c
@@ -984,7 +984,7 @@ struct cmd_config_speed_all {
};
static int
-parse_and_check_speed_duplex(char *speedstr, char *duplexstr, uint16_t *speed)
+parse_and_check_speed_duplex(char *speedstr, char *duplexstr, uint32_t *speed)
{
int duplex;
@@ -1001,20 +1001,22 @@ parse_and_check_speed_duplex(char *speedstr, char *duplexstr, uint16_t *speed)
}
if (!strcmp(speedstr, "10")) {
- *speed = ETH_SPEED_NUM_10M;
+ *speed = (duplex == ETH_LINK_HALF_DUPLEX) ?
+ ETH_LINK_SPEED_10M_HD : ETH_LINK_SPEED_10M;
} else if (!strcmp(speedstr, "100")) {
- *speed = ETH_SPEED_NUM_100M;
+ *speed = (duplex == ETH_LINK_HALF_DUPLEX) ?
+ ETH_LINK_SPEED_100M_HD : ETH_LINK_SPEED_100M;
} else {
if (duplex != ETH_LINK_FULL_DUPLEX) {
printf("Invalid speed/duplex parameters\n");
return -1;
}
if (!strcmp(speedstr, "1000")) {
- *speed = ETH_SPEED_NUM_1G;
+ *speed = ETH_LINK_SPEED_1G;
} else if (!strcmp(speedstr, "10000")) {
- *speed = ETH_SPEED_NUM_10G;
+ *speed = ETH_LINK_SPEED_10G;
} else if (!strcmp(speedstr, "40000")) {
- *speed = ETH_SPEED_NUM_40G;
+ *speed = ETH_LINK_SPEED_40G;
} else if (!strcmp(speedstr, "auto")) {
*speed = ETH_LINK_SPEED_AUTONEG;
} else {
@@ -1032,8 +1034,7 @@ cmd_config_speed_all_parsed(void *parsed_result,
__attribute__((unused)) void *data)
{
struct cmd_config_speed_all *res = parsed_result;
- uint16_t link_speed = ETH_LINK_SPEED_AUTONEG;
- uint16_t link_duplex = 0;
+ uint32_t link_speed;
portid_t pid;
if (!all_ports_stopped()) {
@@ -1046,8 +1047,7 @@ cmd_config_speed_all_parsed(void *parsed_result,
return;
FOREACH_PORT(pid, ports) {
- ports[pid].dev_conf.link_speed = link_speed;
- ports[pid].dev_conf.link_duplex = link_duplex;
+ ports[pid].dev_conf.link_speeds = link_speed;
}
cmd_reconfig_device_queue(RTE_PORT_ALL, 1, 1);
@@ -1105,8 +1105,7 @@ cmd_config_speed_specific_parsed(void *parsed_result,
__attribute__((unused)) void *data)
{
struct cmd_config_speed_specific *res = parsed_result;
- uint16_t link_speed = ETH_LINK_SPEED_AUTONEG;
- uint16_t link_duplex = 0;
+ uint32_t link_speed;
if (!all_ports_stopped()) {
printf("Please stop all ports first\n");
@@ -1120,8 +1119,7 @@ cmd_config_speed_specific_parsed(void *parsed_result,
&link_speed) < 0)
return;
- ports[res->id].dev_conf.link_speed = link_speed;
- ports[res->id].dev_conf.link_duplex = link_duplex;
+ ports[res->id].dev_conf.link_speeds = link_speed;
cmd_reconfig_device_queue(RTE_PORT_ALL, 1, 1);
}
diff --git a/doc/guides/rel_notes/release_16_04.rst b/doc/guides/rel_notes/release_16_04.rst
index fd24a6f..f6d00f5 100644
--- a/doc/guides/rel_notes/release_16_04.rst
+++ b/doc/guides/rel_notes/release_16_04.rst
@@ -52,6 +52,12 @@ This section should contain new features added in this release. Sample format:
The structure ``rte_eth_dev_info`` has now a ``speed_capa`` bitmap, which
allows the application to know the supported speeds of each device.
+* **Added bitmap of link speeds to advertise.**
+
+ Allow defining a set of advertised speeds for auto-negotiation,
+ explicitly disabling link auto-negotiation (single speed)
+ and full auto-negotiation.
+
* **Virtio 1.0.**
Enabled virtio 1.0 support for virtio pmd driver.
@@ -216,6 +222,9 @@ This section should contain API changes. Sample format:
* The ethdev structure ``rte_eth_dev_info`` was changed to support device
speed capabilities.
+* The ethdev structures ``rte_eth_link`` and ``rte_eth_conf`` were changed to
+ support the new link API.
+
* The functions ``rte_eth_dev_udp_tunnel_add`` and ``rte_eth_dev_udp_tunnel_delete``
have been renamed into ``rte_eth_dev_udp_tunnel_port_add`` and
``rte_eth_dev_udp_tunnel_port_delete``.
diff --git a/drivers/net/af_packet/rte_eth_af_packet.c b/drivers/net/af_packet/rte_eth_af_packet.c
index ff0d299..d6b14e9 100644
--- a/drivers/net/af_packet/rte_eth_af_packet.c
+++ b/drivers/net/af_packet/rte_eth_af_packet.c
@@ -119,6 +119,7 @@ static struct rte_eth_link pmd_link = {
.link_speed = ETH_SPEED_NUM_10G,
.link_duplex = ETH_LINK_FULL_DUPLEX,
.link_status = ETH_LINK_DOWN,
+ .link_autoneg = ETH_LINK_SPEED_AUTONEG
};
static uint16_t
diff --git a/drivers/net/bnx2x/bnx2x_ethdev.c b/drivers/net/bnx2x/bnx2x_ethdev.c
index b86784e..d3d88a7 100644
--- a/drivers/net/bnx2x/bnx2x_ethdev.c
+++ b/drivers/net/bnx2x/bnx2x_ethdev.c
@@ -44,9 +44,9 @@ bnx2x_link_update(struct rte_eth_dev *dev)
case DUPLEX_HALF:
dev->data->dev_link.link_duplex = ETH_LINK_HALF_DUPLEX;
break;
- default:
- dev->data->dev_link.link_duplex = ETH_LINK_AUTONEG_DUPLEX;
}
+ dev->data->dev_link.link_autoneg = (dev->data->dev_conf.link_speeds &
+ ETH_LINK_SPEED_AUTONEG);
dev->data->dev_link.link_status = sc->link_vars.link_up;
}
diff --git a/drivers/net/bonding/rte_eth_bond_8023ad.c b/drivers/net/bonding/rte_eth_bond_8023ad.c
index 5f9c9b3..3b446e1 100644
--- a/drivers/net/bonding/rte_eth_bond_8023ad.c
+++ b/drivers/net/bonding/rte_eth_bond_8023ad.c
@@ -708,7 +708,7 @@ link_speed_key(uint16_t speed) {
uint16_t key_speed;
switch (speed) {
- case ETH_LINK_SPEED_AUTONEG:
+ case ETH_SPEED_NUM_NONE:
key_speed = 0x00;
break;
case ETH_SPEED_NUM_10M:
diff --git a/drivers/net/e1000/em_ethdev.c b/drivers/net/e1000/em_ethdev.c
index dddffff..d2f1b25 100644
--- a/drivers/net/e1000/em_ethdev.c
+++ b/drivers/net/e1000/em_ethdev.c
@@ -509,6 +509,9 @@ eth_em_start(struct rte_eth_dev *dev)
struct rte_intr_handle *intr_handle = &dev->pci_dev->intr_handle;
int ret, mask;
uint32_t intr_vector = 0;
+ uint32_t *speeds;
+ int num_speeds;
+ bool autoneg;
PMD_INIT_FUNC_TRACE();
@@ -583,56 +586,46 @@ eth_em_start(struct rte_eth_dev *dev)
E1000_WRITE_REG(hw, E1000_ITR, UINT16_MAX);
/* Setup link speed and duplex */
- switch (dev->data->dev_conf.link_speed) {
- case ETH_LINK_SPEED_AUTONEG:
- if (dev->data->dev_conf.link_duplex == ETH_LINK_AUTONEG_DUPLEX)
- hw->phy.autoneg_advertised = E1000_ALL_SPEED_DUPLEX;
- else if (dev->data->dev_conf.link_duplex ==
- ETH_LINK_HALF_DUPLEX)
- hw->phy.autoneg_advertised = E1000_ALL_HALF_DUPLEX;
- else if (dev->data->dev_conf.link_duplex ==
- ETH_LINK_FULL_DUPLEX)
- hw->phy.autoneg_advertised = E1000_ALL_FULL_DUPLEX;
- else
- goto error_invalid_config;
- break;
- case ETH_SPEED_NUM_10M:
- if (dev->data->dev_conf.link_duplex == ETH_LINK_AUTONEG_DUPLEX)
- hw->phy.autoneg_advertised = E1000_ALL_10_SPEED;
- else if (dev->data->dev_conf.link_duplex ==
- ETH_LINK_HALF_DUPLEX)
- hw->phy.autoneg_advertised = ADVERTISE_10_HALF;
- else if (dev->data->dev_conf.link_duplex ==
- ETH_LINK_FULL_DUPLEX)
- hw->phy.autoneg_advertised = ADVERTISE_10_FULL;
- else
- goto error_invalid_config;
- break;
- case ETH_SPEED_NUM_100M:
- if (dev->data->dev_conf.link_duplex == ETH_LINK_AUTONEG_DUPLEX)
- hw->phy.autoneg_advertised = E1000_ALL_100_SPEED;
- else if (dev->data->dev_conf.link_duplex ==
- ETH_LINK_HALF_DUPLEX)
- hw->phy.autoneg_advertised = ADVERTISE_100_HALF;
- else if (dev->data->dev_conf.link_duplex ==
- ETH_LINK_FULL_DUPLEX)
- hw->phy.autoneg_advertised = ADVERTISE_100_FULL;
- else
+ speeds = &dev->data->dev_conf.link_speeds;
+ if (*speeds == ETH_LINK_SPEED_AUTONEG) {
+ hw->phy.autoneg_advertised = E1000_ALL_SPEED_DUPLEX;
+ } else {
+ num_speeds = 0;
+ autoneg = (*speeds & ETH_LINK_SPEED_AUTONEG);
+
+ /* Reset */
+ hw->phy.autoneg_advertised = 0;
+
+ if (*speeds & ~(ETH_LINK_SPEED_10M_HD | ETH_LINK_SPEED_10M |
+ ETH_LINK_SPEED_100M_HD | ETH_LINK_SPEED_100M |
+ ETH_LINK_SPEED_1G)) {
+ num_speeds = -1;
goto error_invalid_config;
- break;
- case ETH_SPEED_NUM_1G:
- if ((dev->data->dev_conf.link_duplex ==
- ETH_LINK_AUTONEG_DUPLEX) ||
- (dev->data->dev_conf.link_duplex ==
- ETH_LINK_FULL_DUPLEX))
- hw->phy.autoneg_advertised = ADVERTISE_1000_FULL;
- else
+ }
+ if (*speeds & ETH_LINK_SPEED_10M_HD) {
+ hw->phy.autoneg_advertised |= ADVERTISE_10_HALF;
+ num_speeds++;
+ }
+ if (*speeds & ETH_LINK_SPEED_10M) {
+ hw->phy.autoneg_advertised |= ADVERTISE_10_FULL;
+ num_speeds++;
+ }
+ if (*speeds & ETH_LINK_SPEED_100M_HD) {
+ hw->phy.autoneg_advertised |= ADVERTISE_100_HALF;
+ num_speeds++;
+ }
+ if (*speeds & ETH_LINK_SPEED_100M) {
+ hw->phy.autoneg_advertised |= ADVERTISE_100_FULL;
+ num_speeds++;
+ }
+ if (*speeds & ETH_LINK_SPEED_1G) {
+ hw->phy.autoneg_advertised |= ADVERTISE_1000_FULL;
+ num_speeds++;
+ }
+ if (num_speeds == 0 || (!autoneg && (num_speeds > 2)))
goto error_invalid_config;
- break;
- case ETH_SPEED_NUM_10G:
- default:
- goto error_invalid_config;
}
+
e1000_setup_link(hw);
if (rte_intr_allow_others(intr_handle)) {
@@ -665,9 +658,8 @@ eth_em_start(struct rte_eth_dev *dev)
return 0;
error_invalid_config:
- PMD_INIT_LOG(ERR, "Invalid link_speed/link_duplex (%u/%u) for port %u",
- dev->data->dev_conf.link_speed,
- dev->data->dev_conf.link_duplex, dev->data->port_id);
+ PMD_INIT_LOG(ERR, "Invalid advertised speeds (%u) for port %u",
+ dev->data->dev_conf.link_speeds, dev->data->port_id);
em_dev_clear_queues(dev);
return -EINVAL;
}
@@ -1075,8 +1067,11 @@ eth_em_link_update(struct rte_eth_dev *dev, int wait_to_complete)
/* Now we check if a transition has happened */
if (link_check && (link.link_status == 0)) {
- hw->mac.ops.get_link_up_info(hw, &link.link_speed,
- &link.link_duplex);
+ uint16_t duplex, speed;
+ hw->mac.ops.get_link_up_info(hw, &speed, &duplex);
+ link.link_duplex = duplex ? ETH_LINK_FULL_DUPLEX :
+ ETH_LINK_HALF_DUPLEX;
+ link.link_speed = speed;
link.link_status = ETH_LINK_UP;
} else if (!link_check && (link.link_status == ETH_LINK_UP)) {
link.link_speed = 0;
diff --git a/drivers/net/e1000/igb_ethdev.c b/drivers/net/e1000/igb_ethdev.c
index 743fe1b..ca82872 100644
--- a/drivers/net/e1000/igb_ethdev.c
+++ b/drivers/net/e1000/igb_ethdev.c
@@ -1121,6 +1121,9 @@ eth_igb_start(struct rte_eth_dev *dev)
int ret, mask;
uint32_t intr_vector = 0;
uint32_t ctrl_ext;
+ uint32_t *speeds;
+ int num_speeds;
+ bool autoneg;
PMD_INIT_FUNC_TRACE();
@@ -1221,48 +1224,46 @@ eth_igb_start(struct rte_eth_dev *dev)
}
/* Setup link speed and duplex */
- switch (dev->data->dev_conf.link_speed) {
- case ETH_LINK_SPEED_AUTONEG:
- if (dev->data->dev_conf.link_duplex == ETH_LINK_AUTONEG_DUPLEX)
- hw->phy.autoneg_advertised = E1000_ALL_SPEED_DUPLEX;
- else if (dev->data->dev_conf.link_duplex == ETH_LINK_HALF_DUPLEX)
- hw->phy.autoneg_advertised = E1000_ALL_HALF_DUPLEX;
- else if (dev->data->dev_conf.link_duplex == ETH_LINK_FULL_DUPLEX)
- hw->phy.autoneg_advertised = E1000_ALL_FULL_DUPLEX;
- else
- goto error_invalid_config;
- break;
- case ETH_SPEED_NUM_10M:
- if (dev->data->dev_conf.link_duplex == ETH_LINK_AUTONEG_DUPLEX)
- hw->phy.autoneg_advertised = E1000_ALL_10_SPEED;
- else if (dev->data->dev_conf.link_duplex == ETH_LINK_HALF_DUPLEX)
- hw->phy.autoneg_advertised = ADVERTISE_10_HALF;
- else if (dev->data->dev_conf.link_duplex == ETH_LINK_FULL_DUPLEX)
- hw->phy.autoneg_advertised = ADVERTISE_10_FULL;
- else
- goto error_invalid_config;
- break;
- case ETH_SPEED_NUM_100M:
- if (dev->data->dev_conf.link_duplex == ETH_LINK_AUTONEG_DUPLEX)
- hw->phy.autoneg_advertised = E1000_ALL_100_SPEED;
- else if (dev->data->dev_conf.link_duplex == ETH_LINK_HALF_DUPLEX)
- hw->phy.autoneg_advertised = ADVERTISE_100_HALF;
- else if (dev->data->dev_conf.link_duplex == ETH_LINK_FULL_DUPLEX)
- hw->phy.autoneg_advertised = ADVERTISE_100_FULL;
- else
+ speeds = &dev->data->dev_conf.link_speeds;
+ if (*speeds == ETH_LINK_SPEED_AUTONEG) {
+ hw->phy.autoneg_advertised = E1000_ALL_SPEED_DUPLEX;
+ } else {
+ num_speeds = 0;
+ autoneg = (*speeds & ETH_LINK_SPEED_AUTONEG);
+
+ /* Reset */
+ hw->phy.autoneg_advertised = 0;
+
+ if (*speeds & ~(ETH_LINK_SPEED_10M_HD | ETH_LINK_SPEED_10M |
+ ETH_LINK_SPEED_100M_HD | ETH_LINK_SPEED_100M |
+ ETH_LINK_SPEED_1G)) {
+ num_speeds = -1;
goto error_invalid_config;
- break;
- case ETH_SPEED_NUM_1G:
- if ((dev->data->dev_conf.link_duplex == ETH_LINK_AUTONEG_DUPLEX) ||
- (dev->data->dev_conf.link_duplex == ETH_LINK_FULL_DUPLEX))
- hw->phy.autoneg_advertised = ADVERTISE_1000_FULL;
- else
+ }
+ if (*speeds & ETH_LINK_SPEED_10M_HD) {
+ hw->phy.autoneg_advertised |= ADVERTISE_10_HALF;
+ num_speeds++;
+ }
+ if (*speeds & ETH_LINK_SPEED_10M) {
+ hw->phy.autoneg_advertised |= ADVERTISE_10_FULL;
+ num_speeds++;
+ }
+ if (*speeds & ETH_LINK_SPEED_100M_HD) {
+ hw->phy.autoneg_advertised |= ADVERTISE_100_HALF;
+ num_speeds++;
+ }
+ if (*speeds & ETH_LINK_SPEED_100M) {
+ hw->phy.autoneg_advertised |= ADVERTISE_100_FULL;
+ num_speeds++;
+ }
+ if (*speeds & ETH_LINK_SPEED_1G) {
+ hw->phy.autoneg_advertised |= ADVERTISE_1000_FULL;
+ num_speeds++;
+ }
+ if (num_speeds == 0 || (!autoneg && (num_speeds > 2)))
goto error_invalid_config;
- break;
- case ETH_SPEED_NUM_10G:
- default:
- goto error_invalid_config;
}
+
e1000_setup_link(hw);
if (rte_intr_allow_others(intr_handle)) {
@@ -1294,9 +1295,8 @@ eth_igb_start(struct rte_eth_dev *dev)
return 0;
error_invalid_config:
- PMD_INIT_LOG(ERR, "Invalid link_speed/link_duplex (%u/%u) for port %u",
- dev->data->dev_conf.link_speed,
- dev->data->dev_conf.link_duplex, dev->data->port_id);
+ PMD_INIT_LOG(ERR, "Invalid advertised speeds (%u) for port %u",
+ dev->data->dev_conf.link_speeds, dev->data->port_id);
igb_dev_clear_queues(dev);
return -EINVAL;
}
@@ -2023,13 +2023,19 @@ eth_igb_link_update(struct rte_eth_dev *dev, int wait_to_complete)
/* Now we check if a transition has happened */
if (link_check) {
- hw->mac.ops.get_link_up_info(hw, &link.link_speed,
- &link.link_duplex);
+ uint16_t duplex, speed;
+ hw->mac.ops.get_link_up_info(hw, &speed, &duplex);
+ link.link_duplex = duplex ? ETH_LINK_FULL_DUPLEX :
+ ETH_LINK_HALF_DUPLEX;
+ link.link_speed = speed;
link.link_status = ETH_LINK_UP;
+ link.link_autoneg = (dev->data->dev_conf.link_speeds &
+ ETH_LINK_SPEED_AUTONEG);
} else if (!link_check) {
link.link_speed = 0;
link.link_duplex = ETH_LINK_HALF_DUPLEX;
link.link_status = ETH_LINK_DOWN;
+ link.link_autoneg = ETH_LINK_SPEED_FIXED;
}
rte_igb_dev_atomic_write_link_status(dev, &link);
diff --git a/drivers/net/i40e/i40e_ethdev.c b/drivers/net/i40e/i40e_ethdev.c
index 3b2a4ae..a0aaca0 100644
--- a/drivers/net/i40e/i40e_ethdev.c
+++ b/drivers/net/i40e/i40e_ethdev.c
@@ -1358,27 +1358,20 @@ i40e_vsi_disable_queues_intr(struct i40e_vsi *vsi)
}
static inline uint8_t
-i40e_parse_link_speed(uint16_t eth_link_speed)
+i40e_parse_link_speeds(uint16_t link_speeds)
{
uint8_t link_speed = I40E_LINK_SPEED_UNKNOWN;
- switch (eth_link_speed) {
- case ETH_SPEED_NUM_40G:
- link_speed = I40E_LINK_SPEED_40GB;
- break;
- case ETH_SPEED_NUM_20G:
- link_speed = I40E_LINK_SPEED_20GB;
- break;
- case ETH_SPEED_NUM_10G:
- link_speed = I40E_LINK_SPEED_10GB;
- break;
- case ETH_SPEED_NUM_1G:
- link_speed = I40E_LINK_SPEED_1GB;
- break;
- case ETH_SPEED_NUM_100M:
- link_speed = I40E_LINK_SPEED_100MB;
- break;
- }
+ if (link_speeds & ETH_LINK_SPEED_40G)
+ link_speed |= I40E_LINK_SPEED_40GB;
+ if (link_speeds & ETH_LINK_SPEED_20G)
+ link_speed |= I40E_LINK_SPEED_20GB;
+ if (link_speeds & ETH_LINK_SPEED_10G)
+ link_speed |= I40E_LINK_SPEED_10GB;
+ if (link_speeds & ETH_LINK_SPEED_1G)
+ link_speed |= I40E_LINK_SPEED_1GB;
+ if (link_speeds & ETH_LINK_SPEED_100M)
+ link_speed |= I40E_LINK_SPEED_100MB;
return link_speed;
}
@@ -1404,9 +1397,9 @@ i40e_apply_link_speed(struct rte_eth_dev *dev)
struct i40e_hw *hw = I40E_DEV_PRIVATE_TO_HW(dev->data->dev_private);
struct rte_eth_conf *conf = &dev->data->dev_conf;
- speed = i40e_parse_link_speed(conf->link_speed);
+ speed = i40e_parse_link_speeds(conf->link_speeds);
abilities |= I40E_AQ_PHY_ENABLE_ATOMIC_LINK;
- if (conf->link_speed == ETH_LINK_SPEED_AUTONEG)
+ if (conf->link_speeds & ETH_LINK_SPEED_AUTONEG)
abilities |= I40E_AQ_PHY_AN_ENABLED;
else
abilities |= I40E_AQ_PHY_LINK_ENABLED;
@@ -1426,10 +1419,8 @@ i40e_dev_start(struct rte_eth_dev *dev)
hw->adapter_stopped = 0;
- if ((dev->data->dev_conf.link_duplex != ETH_LINK_AUTONEG_DUPLEX) &&
- (dev->data->dev_conf.link_duplex != ETH_LINK_FULL_DUPLEX)) {
- PMD_INIT_LOG(ERR, "Invalid link_duplex (%hu) for port %hhu",
- dev->data->dev_conf.link_duplex,
+ if (!(dev->data->dev_conf.link_speeds & ETH_LINK_SPEED_AUTONEG)) {
+ PMD_INIT_LOG(ERR, "Invalid link_speeds for port %hhu; autonegotiation disabled",
dev->data->port_id);
return -EINVAL;
}
@@ -1502,6 +1493,12 @@ i40e_dev_start(struct rte_eth_dev *dev)
}
/* Apply link configure */
+ if (dev->data->dev_conf.link_speeds & ~(ETH_LINK_SPEED_100M |
+ ETH_LINK_SPEED_1G | ETH_LINK_SPEED_10G |
+ ETH_LINK_SPEED_20G | ETH_LINK_SPEED_40G)) {
+ PMD_DRV_LOG(ERR, "Invalid link setting");
+ goto err_up;
+ }
ret = i40e_apply_link_speed(dev);
if (I40E_SUCCESS != ret) {
PMD_DRV_LOG(ERR, "Fail to apply link setting");
@@ -1786,6 +1783,9 @@ i40e_dev_link_update(struct rte_eth_dev *dev,
break;
}
+ link.link_autoneg = (dev->data->dev_conf.link_speeds &
+ ETH_LINK_SPEED_AUTONEG);
+
out:
rte_i40e_dev_atomic_write_link_status(dev, &link);
if (link.link_status == old.link_status)
diff --git a/drivers/net/i40e/i40e_ethdev_vf.c b/drivers/net/i40e/i40e_ethdev_vf.c
index 7ac5c48..03c03ea 100644
--- a/drivers/net/i40e/i40e_ethdev_vf.c
+++ b/drivers/net/i40e/i40e_ethdev_vf.c
@@ -1911,12 +1911,13 @@ i40evf_dev_link_update(struct rte_eth_dev *dev,
* DPDK pf host provide interfacet to acquire link status
* while Linux driver does not
*/
- if (vf->version_major == I40E_DPDK_VERSION_MAJOR)
+ if (vf->version_major == I40E_DPDK_VERSION_MAJOR) {
i40evf_get_link_status(dev, &new_link);
- else {
+ } else {
/* Always assume it's up, for Linux driver PF host */
- new_link.link_duplex = ETH_LINK_AUTONEG_DUPLEX;
new_link.link_speed = ETH_SPEED_NUM_10G;
+ new_link.link_duplex = ETH_LINK_FULL_DUPLEX;
+ new_link.link_autoneg = ETH_LINK_SPEED_AUTONEG;
new_link.link_status = ETH_LINK_UP;
}
i40evf_dev_atomic_write_link_status(dev, &new_link);
diff --git a/drivers/net/ixgbe/ixgbe_ethdev.c b/drivers/net/ixgbe/ixgbe_ethdev.c
index 1c108a0..7f150e5 100644
--- a/drivers/net/ixgbe/ixgbe_ethdev.c
+++ b/drivers/net/ixgbe/ixgbe_ethdev.c
@@ -2035,14 +2035,13 @@ ixgbe_dev_start(struct rte_eth_dev *dev)
int mask = 0;
int status;
uint16_t vf, idx;
+ uint32_t *link_speeds;
PMD_INIT_FUNC_TRACE();
/* IXGBE devices don't support half duplex */
- if ((dev->data->dev_conf.link_duplex != ETH_LINK_AUTONEG_DUPLEX) &&
- (dev->data->dev_conf.link_duplex != ETH_LINK_FULL_DUPLEX)) {
- PMD_INIT_LOG(ERR, "Invalid link_duplex (%hu) for port %hhu",
- dev->data->dev_conf.link_duplex,
+ if (!(dev->data->dev_conf.link_speeds & ETH_LINK_SPEED_AUTONEG)) {
+ PMD_INIT_LOG(ERR, "Invalid link_speeds for port %hhu; autonegotiation disabled",
dev->data->port_id);
return -EINVAL;
}
@@ -2132,32 +2131,21 @@ ixgbe_dev_start(struct rte_eth_dev *dev)
if (err)
goto error;
- switch(dev->data->dev_conf.link_speed) {
- case ETH_LINK_SPEED_AUTONEG:
- speed = (hw->mac.type != ixgbe_mac_82598EB) ?
- IXGBE_LINK_SPEED_82599_AUTONEG :
- IXGBE_LINK_SPEED_82598_AUTONEG;
- break;
- case ETH_SPEED_NUM_100M:
- /*
- * Invalid for 82598 but error will be detected by
- * ixgbe_setup_link()
- */
- speed = IXGBE_LINK_SPEED_100_FULL;
- break;
- case ETH_SPEED_NUM_1G:
- speed = IXGBE_LINK_SPEED_1GB_FULL;
- break;
- case ETH_SPEED_NUM_10G:
- speed = IXGBE_LINK_SPEED_10GB_FULL;
- break;
- default:
- PMD_INIT_LOG(ERR, "Invalid link_speed (%hu) for port %hhu",
- dev->data->dev_conf.link_speed,
- dev->data->port_id);
+ link_speeds = &dev->data->dev_conf.link_speeds;
+ if (*link_speeds & ~(ETH_LINK_SPEED_100M | ETH_LINK_SPEED_1G |
+ ETH_LINK_SPEED_10G)) {
+ PMD_INIT_LOG(ERR, "Invalid link setting");
goto error;
}
+ speed = 0x0;
+ if (*link_speeds & ETH_LINK_SPEED_10G)
+ speed |= IXGBE_LINK_SPEED_10GB_FULL;
+ if (*link_speeds & ETH_LINK_SPEED_1G)
+ speed |= IXGBE_LINK_SPEED_1GB_FULL;
+ if (*link_speeds & ETH_LINK_SPEED_100M)
+ speed |= IXGBE_LINK_SPEED_100_FULL;
+
err = ixgbe_setup_link(hw, speed, link_up);
if (err)
goto error;
@@ -2981,7 +2969,7 @@ ixgbe_dev_link_update(struct rte_eth_dev *dev, int wait_to_complete)
if (diag != 0) {
link.link_speed = ETH_SPEED_NUM_100M;
- link.link_duplex = ETH_LINK_HALF_DUPLEX;
+ link.link_duplex = ETH_LINK_FULL_DUPLEX;
rte_ixgbe_dev_atomic_write_link_status(dev, &link);
if (link.link_status == old.link_status)
return -1;
@@ -3000,7 +2988,7 @@ ixgbe_dev_link_update(struct rte_eth_dev *dev, int wait_to_complete)
switch (link_speed) {
default:
case IXGBE_LINK_SPEED_UNKNOWN:
- link.link_duplex = ETH_LINK_HALF_DUPLEX;
+ link.link_duplex = ETH_LINK_FULL_DUPLEX;
link.link_speed = ETH_SPEED_NUM_100M;
break;
diff --git a/drivers/net/mlx4/mlx4.c b/drivers/net/mlx4/mlx4.c
index 7397cbf..54f8c70 100644
--- a/drivers/net/mlx4/mlx4.c
+++ b/drivers/net/mlx4/mlx4.c
@@ -4634,6 +4634,8 @@ mlx4_link_update_unlocked(struct rte_eth_dev *dev, int wait_to_complete)
dev_link.link_speed = link_speed;
dev_link.link_duplex = ((edata.duplex == DUPLEX_HALF) ?
ETH_LINK_HALF_DUPLEX : ETH_LINK_FULL_DUPLEX);
+ dev_link.link_autoneg = (dev->data->dev_conf.link_speeds &
+ ETH_LINK_SPEED_AUTONEG);
if (memcmp(&dev_link, &dev->data->dev_link, sizeof(dev_link))) {
/* Link status changed. */
dev->data->dev_link = dev_link;
diff --git a/drivers/net/mpipe/mpipe_tilegx.c b/drivers/net/mpipe/mpipe_tilegx.c
index fc1f90d..1ca05c2 100644
--- a/drivers/net/mpipe/mpipe_tilegx.c
+++ b/drivers/net/mpipe/mpipe_tilegx.c
@@ -388,6 +388,8 @@ mpipe_link_update(struct rte_eth_dev *dev, int wait_to_complete)
speed = state & GXIO_MPIPE_LINK_SPEED_MASK;
+ new.link_autoneg = (dev->data->dev_conf.link_speeds &
+ ETH_LINK_SPEED_AUTONEG);
if (speed == GXIO_MPIPE_LINK_1G) {
new.link_speed = ETH_SPEED_NUM_1G;
new.link_duplex = ETH_LINK_FULL_DUPLEX;
diff --git a/drivers/net/null/rte_eth_null.c b/drivers/net/null/rte_eth_null.c
index 3f37c54..fa06b9d 100644
--- a/drivers/net/null/rte_eth_null.c
+++ b/drivers/net/null/rte_eth_null.c
@@ -96,6 +96,7 @@ static struct rte_eth_link pmd_link = {
.link_speed = ETH_SPEED_NUM_10G,
.link_duplex = ETH_LINK_FULL_DUPLEX,
.link_status = ETH_LINK_DOWN,
+ .link_autoneg = ETH_LINK_SPEED_AUTONEG,
};
static uint16_t
diff --git a/drivers/net/pcap/rte_eth_pcap.c b/drivers/net/pcap/rte_eth_pcap.c
index 5251b9f..650b521 100644
--- a/drivers/net/pcap/rte_eth_pcap.c
+++ b/drivers/net/pcap/rte_eth_pcap.c
@@ -128,6 +128,7 @@ static struct rte_eth_link pmd_link = {
.link_speed = ETH_SPEED_NUM_10G,
.link_duplex = ETH_LINK_FULL_DUPLEX,
.link_status = ETH_LINK_DOWN,
+ .link_autoneg = ETH_LINK_SPEED_FIXED,
};
static int
diff --git a/drivers/net/ring/rte_eth_ring.c b/drivers/net/ring/rte_eth_ring.c
index bd18508..8c0bf7b 100644
--- a/drivers/net/ring/rte_eth_ring.c
+++ b/drivers/net/ring/rte_eth_ring.c
@@ -74,6 +74,7 @@ static struct rte_eth_link pmd_link = {
.link_speed = ETH_SPEED_NUM_10G,
.link_duplex = ETH_LINK_FULL_DUPLEX,
.link_status = ETH_LINK_DOWN,
+ .link_autoneg = ETH_LINK_SPEED_AUTONEG
};
static uint16_t
diff --git a/drivers/net/szedata2/rte_eth_szedata2.c b/drivers/net/szedata2/rte_eth_szedata2.c
index 9d46987..38be554 100644
--- a/drivers/net/szedata2/rte_eth_szedata2.c
+++ b/drivers/net/szedata2/rte_eth_szedata2.c
@@ -111,7 +111,7 @@ static struct ether_addr eth_addr = {
};
static const char *drivername = "SZEdata2 PMD";
static struct rte_eth_link pmd_link = {
- .link_speed = ETH_SPEED_NUM_10G,
+ .link_speed = ETH_LINK_SPEED_10G,
.link_duplex = ETH_LINK_FULL_DUPLEX,
.link_status = ETH_LINK_DOWN
};
diff --git a/drivers/net/vmxnet3/vmxnet3_ethdev.c b/drivers/net/vmxnet3/vmxnet3_ethdev.c
index 64a035c..2bb6ee9 100644
--- a/drivers/net/vmxnet3/vmxnet3_ethdev.c
+++ b/drivers/net/vmxnet3/vmxnet3_ethdev.c
@@ -739,6 +739,7 @@ vmxnet3_dev_link_update(struct rte_eth_dev *dev, __attribute__((unused)) int wai
link.link_status = ETH_LINK_UP;
link.link_duplex = ETH_LINK_FULL_DUPLEX;
link.link_speed = ETH_SPEED_NUM_10G;
+ link.link_autoneg = ETH_LINK_SPEED_FIXED;
}
vmxnet3_dev_atomic_write_link_status(dev, &link);
diff --git a/drivers/net/xenvirt/rte_eth_xenvirt.c b/drivers/net/xenvirt/rte_eth_xenvirt.c
index 77d3ba1..b9638d9 100644
--- a/drivers/net/xenvirt/rte_eth_xenvirt.c
+++ b/drivers/net/xenvirt/rte_eth_xenvirt.c
@@ -73,6 +73,7 @@ static struct rte_eth_link pmd_link = {
.link_speed = ETH_SPEED_NUM_10G,
.link_duplex = ETH_LINK_FULL_DUPLEX,
.link_status = ETH_LINK_DOWN,
+ .link_autoneg = ETH_LINK_SPEED_FIXED
};
static void
diff --git a/examples/ip_pipeline/config_parse.c b/examples/ip_pipeline/config_parse.c
index e39c23e..28112f7 100644
--- a/examples/ip_pipeline/config_parse.c
+++ b/examples/ip_pipeline/config_parse.c
@@ -87,8 +87,7 @@ static const struct app_link_params link_params_default = {
.pci_bdf = {0},
.conf = {
- .link_speed = 0,
- .link_duplex = 0,
+ .link_speeds = 0,
.rxmode = {
.mq_mode = ETH_MQ_RX_NONE,
diff --git a/lib/librte_ether/rte_ethdev.h b/lib/librte_ether/rte_ethdev.h
index 017e24b..08881de 100644
--- a/lib/librte_ether/rte_ethdev.h
+++ b/lib/librte_ether/rte_ethdev.h
@@ -244,6 +244,8 @@ struct rte_eth_stats {
/**
* Device supported speeds bitmap flags
*/
+#define ETH_LINK_SPEED_FIXED (0 << 0) /**< Disable autoneg (fixed speed) */
+#define ETH_LINK_SPEED_AUTONEG (1 << 0) /**< Autonegotiate (all speeds) */
#define ETH_LINK_SPEED_10M_HD (1 << 1) /**< 10 Mbps half-duplex */
#define ETH_LINK_SPEED_10M (1 << 2) /**< 10 Mbps full-duplex */
#define ETH_LINK_SPEED_100M_HD (1 << 3) /**< 100 Mbps half-duplex */
@@ -261,7 +263,7 @@ struct rte_eth_stats {
/**
* Ethernet numeric link speeds in Mbps
*/
-#define ETH_LINK_SPEED_AUTONEG 0 /**< Auto-negotiate link speed. */
+#define ETH_SPEED_NUM_NONE 0 /**< Not defined */
#define ETH_SPEED_NUM_10M 10 /**< 10 Mbps */
#define ETH_SPEED_NUM_100M 100 /**< 100 Mbps */
#define ETH_SPEED_NUM_1G 1000 /**< 1 Gbps */
@@ -278,15 +280,15 @@ struct rte_eth_stats {
* A structure used to retrieve link-level information of an Ethernet port.
*/
struct rte_eth_link {
- uint16_t link_speed; /**< ETH_SPEED_NUM_ */
- uint16_t link_duplex; /**< ETH_LINK_[HALF/FULL]_DUPLEX */
- uint8_t link_status : 1; /**< ETH_LINK_[DOWN/UP] */
-}__attribute__((aligned(8))); /**< aligned for atomic64 read/write */
+ uint16_t link_speed; /**< ETH_SPEED_NUM_ */
+ uint16_t link_duplex : 1; /**< ETH_LINK_[HALF/FULL]_DUPLEX */
+ uint16_t link_autoneg : 1; /**< ETH_LINK_SPEED_[AUTONEG/FIXED] */
+ uint16_t link_status : 1; /**< ETH_LINK_[DOWN/UP] */
+} __attribute__((aligned(8))); /**< aligned for atomic64 read/write */
/* Utility constants */
-#define ETH_LINK_AUTONEG_DUPLEX 0 /**< Auto-negotiate duplex. */
-#define ETH_LINK_HALF_DUPLEX 1 /**< Half-duplex connection. */
-#define ETH_LINK_FULL_DUPLEX 2 /**< Full-duplex connection. */
+#define ETH_LINK_HALF_DUPLEX 0 /**< Half-duplex connection. */
+#define ETH_LINK_FULL_DUPLEX 1 /**< Full-duplex connection. */
#define ETH_LINK_DOWN 0 /**< Link is down. */
#define ETH_LINK_UP 1 /**< Link is up. */
@@ -802,10 +804,13 @@ struct rte_intr_conf {
* configuration settings may be needed.
*/
struct rte_eth_conf {
- uint16_t link_speed;
- /**< ETH_SPEED_NUM_ or 0 for autonegotiation */
- uint16_t link_duplex;
- /**< ETH_LINK_[HALF_DUPLEX|FULL_DUPLEX], or 0 for autonegotation */
+ uint32_t link_speeds; /**< bitmap of ETH_LINK_SPEED_XXX of speeds to be
+ used. ETH_LINK_SPEED_FIXED disables link
+ autonegotiation, and a unique speed shall be
+ set. Otherwise, the bitmap defines the set of
+ speeds to be advertised. If the special value
+ ETH_LINK_SPEED_AUTONEG (0) is used, all speeds
+ supported are advertised. */
struct rte_eth_rxmode rxmode; /**< Port RX configuration. */
struct rte_eth_txmode txmode; /**< Port TX configuration. */
uint32_t lpbk_mode; /**< Loopback operation mode. By default the value
--
2.7.0
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