Signed-off-by: Nemanja Marjanovic <nemanja.marjano...@intel.com>
Signed-off-by: Rory Sexton <rory.sex...@intel.com>
Signed-off-by: David Hunt <david.h...@intel.com>
---
drivers/net/i40e/i40e_ethdev.c | 1 +
drivers/net/i40e/i40e_rxtx.c | 10 ++++++++++
drivers/net/i40e/i40e_rxtx.h | 1 +
lib/librte_ether/rte_ethdev.h | 19 +++++++++++++++++++
4 files changed, 31 insertions(+)
diff --git a/drivers/net/i40e/i40e_ethdev.c b/drivers/net/i40e/i40e_ethdev.c
index 8fb67d8..d9806fc 100644
--- a/drivers/net/i40e/i40e_ethdev.c
+++ b/drivers/net/i40e/i40e_ethdev.c
@@ -446,6 +446,7 @@ static const struct rte_pci_id pci_id_i40e_map[] = {
static const struct eth_dev_ops i40e_eth_dev_ops = {
.vfid_to_pfid = i40e_vf_mac_to_vsi,
+ .read_pf_stats = i40e_vsi_stats_read,
.dev_configure = i40e_dev_configure,
.dev_start = i40e_dev_start,
.dev_stop = i40e_dev_stop,
diff --git a/drivers/net/i40e/i40e_rxtx.c b/drivers/net/i40e/i40e_rxtx.c
index 1379d5e..b7b64d2 100644
--- a/drivers/net/i40e/i40e_rxtx.c
+++ b/drivers/net/i40e/i40e_rxtx.c
@@ -833,6 +833,16 @@ i40e_vf_mac_to_vsi(struct rte_eth_dev *dev, uint64_t vfid)
{
return -1;
}
+uint64_t
+i40e_vsi_stats_read(struct rte_eth_dev *dev, uint8_t vsi_id) {
+ struct i40e_hw *hw = I40E_DEV_PRIVATE_TO_HW(dev->data->dev_private);
+
+ uint64_t glv_uprch = I40E_READ_REG(hw,
+ I40E_GLV_UPRCH(vsi_id)) & 0x0000FFFF;
+ uint64_t glv_uprcl = I40E_READ_REG(hw, I40E_GLV_UPRCL(vsi_id));
+ return glv_uprcl + (glv_uprch << 32);
+}
+
uint16_t
i40e_recv_scattered_pkts(void *rx_queue,
struct rte_mbuf **rx_pkts,
diff --git a/drivers/net/i40e/i40e_rxtx.h b/drivers/net/i40e/i40e_rxtx.h
index bc6d355..db19153 100644
--- a/drivers/net/i40e/i40e_rxtx.h
+++ b/drivers/net/i40e/i40e_rxtx.h
@@ -193,6 +193,7 @@ union i40e_tx_offload {
};
uint64_t i40e_vf_mac_to_vsi(struct rte_eth_dev *dev, uint64_t vfid);
+uint64_t i40e_vsi_stats_read(struct rte_eth_dev *dev, uint8_t vsi_id);
int i40e_dev_rx_queue_start(struct rte_eth_dev *dev, uint16_t rx_queue_id);
int i40e_dev_rx_queue_stop(struct rte_eth_dev *dev, uint16_t rx_queue_id);
int i40e_dev_tx_queue_start(struct rte_eth_dev *dev, uint16_t tx_queue_id);
diff --git a/lib/librte_ether/rte_ethdev.h b/lib/librte_ether/rte_ethdev.h
index fec7e92..4917233 100644
--- a/lib/librte_ether/rte_ethdev.h
+++ b/lib/librte_ether/rte_ethdev.h
@@ -1413,6 +1413,9 @@ typedef int (*eth_l2_tunnel_offload_set_t)
typedef uint64_t (*vfid_to_pfid)(struct rte_eth_dev *dev,
uint64_t vfid);
+/**< @internal Ethernet device configuration. */
+typedef uint64_t (*read_pf_stats)(struct rte_eth_dev *dev, uint8_t pfid);
+
typedef int (*eth_filter_ctrl_t)(struct rte_eth_dev *dev,
enum rte_filter_type filter_type,
@@ -1432,6 +1435,7 @@ typedef int (*eth_get_dcb_info)(struct rte_eth_dev *dev,
*/
struct eth_dev_ops {
vfid_to_pfid vfid_to_pfid; /**< Convert vfid to pfid */
+ read_pf_stats read_pf_stats;/**<Read low-level pf stats .*/
eth_dev_configure_t dev_configure; /**< Configure device. */
eth_dev_start_t dev_start; /**< Start device. */
eth_dev_stop_t dev_stop; /**< Stop device. */
@@ -2939,6 +2943,21 @@ vfid_to_pfid_direct(uint8_t port_id, uint64_t vfid)
return pfid;
}
+/*
+ * Reads the NIC occupancy if possible with device in use.
+ * @param port_id
+ * The port identifier of the Ethernet device.
+ * @return
+ * Nic occupany in bytes.
+ */
+static inline uint64_t
+read_pf_stats_direct(uint8_t port_id, uint8_t pfid)
+{
+ struct rte_eth_dev *dev = &rte_eth_devices[port_id];
+ uint64_t pkt_count = (*dev->dev_ops->read_pf_stats)(dev, pfid);
+ return pkt_count;
+}
+
/**
* Send a burst of output packets on a transmit queue of an Ethernet device.
*
--
2.7.4
