From ff63ebbb67a74da2ade76933349d76308698f3ce Mon Sep 17 00:00:00 2001
From: Ajit Khaparde <ajit.khaparde@broadcom.com>
Date: Thu, 1 Jun 2017 12:07:19 -0500
Subject: [PATCH] net/bnxt: determine the Rx status of VF
This patch adds code to determine the Rx status of a VF.
It adds the rte_pmd_bnxt_get_vf_rx_status call, which calculates
the VNIC count of the function to get the Rx status.
Signed-off-by: Stephen Hurd <stephen.hurd@broadcom.com>
Signed-off-by: Ajit Khaparde <ajit.khaparde@broadcom.com>
---
drivers/net/bnxt/bnxt_hwrm.c | 24 +++++++++++++++++++++
drivers/net/bnxt/bnxt_hwrm.h | 1 +
drivers/net/bnxt/rte_pmd_bnxt.c | 26 +++++++++++++++++++++++
drivers/net/bnxt/rte_pmd_bnxt.h | 17 +++++++++++++++
drivers/net/bnxt/rte_pmd_bnxt_version.map | 1 +
5 files changed, 69 insertions(+)
diff --git a/drivers/net/bnxt/bnxt_hwrm.c b/drivers/net/bnxt/bnxt_hwrm.c
index 6ea31cab0f..721e652028 100644
--- a/drivers/net/bnxt/bnxt_hwrm.c
+++ b/drivers/net/bnxt/bnxt_hwrm.c
@@ -2626,6 +2626,30 @@ int bnxt_hwrm_port_led_cfg(struct bnxt *bp, bool led_on)
return rc;
}
+static void bnxt_vnic_count(struct bnxt_vnic_info *vnic, void *cbdata)
+{
+ uint32_t *count = cbdata;
+
+ if (vnic->func_default)
+ *count = *count + 1;
+}
+
+static int bnxt_vnic_count_hwrm_stub(struct bnxt *bp __rte_unused,
+ struct bnxt_vnic_info *vnic __rte_unused)
+{
+ return 0;
+}
+
+int bnxt_vf_default_vnic_count(struct bnxt *bp, uint16_t vf)
+{
+ uint32_t count = 0;
+
+ bnxt_hwrm_func_vf_vnic_query_and_config(bp, vf, bnxt_vnic_count,
+ &count, bnxt_vnic_count_hwrm_stub);
+
+ return count;
+}
+
static int bnxt_hwrm_func_vf_vnic_query(struct bnxt *bp, uint16_t vf,
uint16_t *vnic_ids)
{
diff --git a/drivers/net/bnxt/bnxt_hwrm.h b/drivers/net/bnxt/bnxt_hwrm.h
index 5aaf94784d..01e72faaab 100644
--- a/drivers/net/bnxt/bnxt_hwrm.h
+++ b/drivers/net/bnxt/bnxt_hwrm.h
@@ -141,6 +141,7 @@ int bnxt_hwrm_port_clr_stats(struct bnxt *bp);
int bnxt_hwrm_port_led_cfg(struct bnxt *bp, bool led_on);
int bnxt_hwrm_port_led_qcaps(struct bnxt *bp);
int bnxt_hwrm_func_cfg_vf_set_flags(struct bnxt *bp, uint16_t vf);
+int bnxt_vf_default_vnic_count(struct bnxt *bp, uint16_t vf);
int bnxt_hwrm_func_vf_vnic_query_and_config(struct bnxt *bp, uint16_t vf,
void (*vnic_cb)(struct bnxt_vnic_info *, void *), void *cbdata,
int (*hwrm_cb)(struct bnxt *bp, struct bnxt_vnic_info *vnic));
diff --git a/drivers/net/bnxt/rte_pmd_bnxt.c b/drivers/net/bnxt/rte_pmd_bnxt.c
index 1bbe040f39..39428a84b0 100644
--- a/drivers/net/bnxt/rte_pmd_bnxt.c
+++ b/drivers/net/bnxt/rte_pmd_bnxt.c
@@ -515,6 +515,32 @@ int rte_pmd_bnxt_reset_vf_stats(uint8_t port,
return bnxt_hwrm_func_clr_stats(bp, bp->pf.first_vf_id + vf_id);
}
+int rte_pmd_bnxt_get_vf_rx_status(uint8_t port, uint16_t vf_id)
+{
+ struct rte_eth_dev *dev;
+ struct rte_eth_dev_info dev_info;
+ struct bnxt *bp;
+
+ dev = &rte_eth_devices[port];
+ if (!is_bnxt_supported(dev))
+ return -ENOTSUP;
+
+ rte_eth_dev_info_get(port, &dev_info);
+ bp = (struct bnxt *)dev->data->dev_private;
+
+ if (vf_id >= dev_info.max_vfs)
+ return -EINVAL;
+
+ if (!BNXT_PF(bp)) {
+ RTE_LOG(ERR, PMD,
+ "Attempt to query VF %d RX stats on non-PF port %d!\n",
+ vf_id, port);
+ return -ENOTSUP;
+ }
+
+ return bnxt_vf_default_vnic_count(bp, vf_id);
+}
+
int rte_pmd_bnxt_get_vf_tx_drop_count(uint8_t port, uint16_t vf_id,
uint64_t *count)
{
diff --git a/drivers/net/bnxt/rte_pmd_bnxt.h b/drivers/net/bnxt/rte_pmd_bnxt.h
index 7bfd376f6c..0987c0f014 100644
--- a/drivers/net/bnxt/rte_pmd_bnxt.h
+++ b/drivers/net/bnxt/rte_pmd_bnxt.h
@@ -217,6 +217,23 @@ int rte_pmd_bnxt_reset_vf_stats(uint8_t port,
*/
int rte_pmd_bnxt_set_vf_vlan_anti_spoof(uint8_t port, uint16_t vf, uint8_t on);
+
+/**
+ * Returns the number of default RX queues on a VF
+ *
+ * @param port
+ * The port identifier of the Ethernet device.
+ * @param vf
+ * VF id.
+ * @return
+ * - Non-negative value - Number of default RX queues
+ * - (-EINVAL) if bad parameter.
+ * - (-ENOTSUP) if on a function without VFs
+ * - (-ENOMEM) on an allocation failure
+ * - (-1) firmware interface error
+ */
+int rte_pmd_bnxt_get_vf_rx_status(uint8_t port, uint16_t vf_id);
+
/**
* Queries the TX drop counter for the function
*
diff --git a/drivers/net/bnxt/rte_pmd_bnxt_version.map b/drivers/net/bnxt/rte_pmd_bnxt_version.map
index d26d5fcb0c..c9e53f5dd5 100644
--- a/drivers/net/bnxt/rte_pmd_bnxt_version.map
+++ b/drivers/net/bnxt/rte_pmd_bnxt_version.map
@@ -1,6 +1,7 @@
DPDK_17.08 {
global:
+ rte_pmd_bnxt_get_vf_rx_status;
rte_pmd_bnxt_get_vf_stats;
rte_pmd_bnxt_get_vf_tx_drop_count;
rte_pmd_bnxt_reset_vf_stats;
--
2.39.5