[dpdk-dev] [PATCH v5 1/3] librte_ether: add API for VF management
Bernard Iremonger
bernard.iremonger at intel.com
Thu Sep 29 16:16:29 CEST 2016
Add new API function to configure and manage VF's on a NIC.
add rte_eth_dev_set_vf_vlan_stripq function.
Signed-off-by: azelezniak <alexz at att.com>
Signed-off-by: Bernard Iremonger <bernard.iremonger at intel.com>
---
lib/librte_ether/rte_ethdev.c | 27 +++++++++++++++++++++++++++
lib/librte_ether/rte_ethdev.h | 23 ++++++++++++++++++++++-
lib/librte_ether/rte_ether_version.map | 6 ++++++
3 files changed, 55 insertions(+), 1 deletion(-)
diff --git a/lib/librte_ether/rte_ethdev.c b/lib/librte_ether/rte_ethdev.c
index 382c959..15e21ca 100644
--- a/lib/librte_ether/rte_ethdev.c
+++ b/lib/librte_ether/rte_ethdev.c
@@ -2489,6 +2489,33 @@ rte_eth_dev_set_vf_vlan_filter(uint8_t port_id, uint16_t vlan_id,
vf_mask, vlan_on);
}
+int
+rte_eth_dev_set_vf_vlan_stripq(uint8_t port_id, uint16_t vf, int on)
+{
+ struct rte_eth_dev *dev;
+ struct rte_eth_dev_info dev_info;
+ uint16_t queues_per_pool;
+ uint32_t q;
+
+ RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
+
+ dev = &rte_eth_devices[port_id];
+ rte_eth_dev_info_get(port_id, &dev_info);
+
+ if (vf >= dev_info.max_vfs) {
+ RTE_PMD_DEBUG_TRACE("set VF vlan stripq: invalid VF %d\n", vf);
+ return -EINVAL;
+ }
+
+ RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_strip_queue_set, -ENOTSUP);
+
+ queues_per_pool = dev_info.vmdq_queue_num/dev_info.max_vmdq_pools;
+
+ for (q = 0; q < queues_per_pool; q++)
+ (*dev->dev_ops->vlan_strip_queue_set)(dev, q + vf * queues_per_pool, on);
+ return 0;
+}
+
int rte_eth_set_queue_rate_limit(uint8_t port_id, uint16_t queue_idx,
uint16_t tx_rate)
{
diff --git a/lib/librte_ether/rte_ethdev.h b/lib/librte_ether/rte_ethdev.h
index 96575e8..fb2be45 100644
--- a/lib/librte_ether/rte_ethdev.h
+++ b/lib/librte_ether/rte_ethdev.h
@@ -3499,7 +3499,28 @@ rte_eth_dev_set_vf_vlan_filter(uint8_t port, uint16_t vlan_id,
uint8_t vlan_on);
/**
- * Set a traffic mirroring rule on an Ethernet device
+ * Enable/Disable vf vlan strip for all queues in a pool
+ *
+ * @param port
+ * The port identifier of the Ethernet device.
+ * @param vf
+ * ID specifying VF.
+ * @param on
+ * 1 - Enable VF's vlan strip on RX queues.
+ * 0 - Disable VF's vlan strip on RX queues.
+ * @param queues_per_pool
+ * The number of queues per pool.
+ *
+ * @return
+ * - (0) if successful.
+ * - (-ENOTSUP) if hardware doesn't support this feature.
+ * - (-ENODEV) if *port* invalid.
+ * - (-EINVAL) if bad parameter.
+ */
+int
+rte_eth_dev_set_vf_vlan_stripq(uint8_t port, uint16_t vf, int on);
+
+/** Set a traffic mirroring rule on an Ethernet device
*
* @param port_id
* The port identifier of the Ethernet device.
diff --git a/lib/librte_ether/rte_ether_version.map b/lib/librte_ether/rte_ether_version.map
index 45ddf44..ae44074 100644
--- a/lib/librte_ether/rte_ether_version.map
+++ b/lib/librte_ether/rte_ether_version.map
@@ -139,3 +139,9 @@ DPDK_16.07 {
rte_eth_dev_get_port_by_name;
rte_eth_xstats_get_names;
} DPDK_16.04;
+
+DPDK_16.11 {
+ global:
+
+ rte_eth_dev_set_vf_vlan_stripq;
+} DPDK_16.07;
--
2.9.0
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