Implement xstats_get() and xstats_reset() in dev_ops for ixgbe to expose
detailed error statistics to DPDK applications.
Signed-off-by: Maryam Tahhan
---
drivers/net/ixgbe/ixgbe_ethdev.c | 160 +--
1 file changed, 138 insertions(+), 22 deletions(-)
diff --git a/drivers/net/ixgbe/ixgbe_ethdev.c b/drivers/net/ixgbe/ixgbe_ethdev.c
index 0d9f9b2..f789aba 100644
--- a/drivers/net/ixgbe/ixgbe_ethdev.c
+++ b/drivers/net/ixgbe/ixgbe_ethdev.c
@@ -131,7 +131,10 @@ static int ixgbe_dev_link_update(struct rte_eth_dev *dev,
int wait_to_complete);
static void ixgbe_dev_stats_get(struct rte_eth_dev *dev,
struct rte_eth_stats *stats);
+static int ixgbe_dev_xstats_get(struct rte_eth_dev *dev,
+ struct rte_eth_xstats *xstats, unsigned n);
static void ixgbe_dev_stats_reset(struct rte_eth_dev *dev);
+static void ixgbe_dev_xstats_reset(struct rte_eth_dev *dev);
static int ixgbe_dev_queue_stats_mapping_set(struct rte_eth_dev *eth_dev,
uint16_t queue_id,
uint8_t stat_idx,
@@ -330,7 +333,9 @@ static const struct eth_dev_ops ixgbe_eth_dev_ops = {
.allmulticast_disable = ixgbe_dev_allmulticast_disable,
.link_update = ixgbe_dev_link_update,
.stats_get= ixgbe_dev_stats_get,
+ .xstats_get = ixgbe_dev_xstats_get,
.stats_reset = ixgbe_dev_stats_reset,
+ .xstats_reset = ixgbe_dev_xstats_reset,
.queue_stats_mapping_set = ixgbe_dev_queue_stats_mapping_set,
.dev_infos_get= ixgbe_dev_info_get,
.mtu_set = ixgbe_dev_mtu_set,
@@ -408,6 +413,34 @@ static const struct eth_dev_ops ixgbevf_eth_dev_ops = {
.mac_addr_remove = ixgbevf_remove_mac_addr,
};
+/* store statistics names and its offset in stats structure */
+struct rte_ixgbe_xstats_name_off {
+ char name[RTE_ETH_XSTATS_NAME_SIZE];
+ unsigned offset;
+};
+
+static const struct rte_ixgbe_xstats_name_off rte_ixgbe_stats_strings[] = {
+ {"rx_illegal_byte_err", offsetof(struct ixgbe_hw_stats, errbc)},
+ {"rx_len_err", offsetof(struct ixgbe_hw_stats, rlec)},
+ {"rx_undersize_count", offsetof(struct ixgbe_hw_stats, ruc)},
+ {"rx_oversize_count", offsetof(struct ixgbe_hw_stats, roc)},
+ {"rx_fragment_count", offsetof(struct ixgbe_hw_stats, rfc)},
+ {"rx_jabber_count", offsetof(struct ixgbe_hw_stats, rjc)},
+ {"l3_l4_xsum_error", offsetof(struct ixgbe_hw_stats, xec)},
+ {"mac_local_fault", offsetof(struct ixgbe_hw_stats, mlfc)},
+ {"mac_remote_fault", offsetof(struct ixgbe_hw_stats, mrfc)},
+ {"mac_short_pkt_discard", offsetof(struct ixgbe_hw_stats, mspdc)},
+ {"fccrc_error", offsetof(struct ixgbe_hw_stats, fccrc)},
+ {"fcoe_drop", offsetof(struct ixgbe_hw_stats, fcoerpdc)},
+ {"fc_last_error", offsetof(struct ixgbe_hw_stats, fclast)},
+ {"rx_multicast_packets", offsetof(struct ixgbe_hw_stats, mprc)},
+ {"rx_broadcast_packets", offsetof(struct ixgbe_hw_stats, bprc)},
+ {"mgmt_pkts_dropped", offsetof(struct ixgbe_hw_stats, mngpdc)},
+};
+
+#define RTE_NB_XSTATS (sizeof(rte_ixgbe_stats_strings) / \
+ sizeof(rte_ixgbe_stats_strings[0]))
+
/**
* Atomically reads the link status information from global
* structure rte_eth_dev.
@@ -1739,26 +1772,18 @@ ixgbe_dev_close(struct rte_eth_dev *dev)
ixgbe_set_rar(hw, 0, hw->mac.addr, 0, IXGBE_RAH_AV);
}
-/*
- * This function is based on ixgbe_update_stats_counters() in base/ixgbe.c
- */
static void
-ixgbe_dev_stats_get(struct rte_eth_dev *dev, struct rte_eth_stats *stats)
+ixgbe_read_stats_registers(struct ixgbe_hw *hw, struct ixgbe_hw_stats
*hw_stats,
+ uint64_t *total_missed_rx, uint64_t *total_qbrc,
+ uint64_t *total_qprc, uint64_t *rxnfgpc,
+ uint64_t *txdgpc)
{
- struct ixgbe_hw *hw =
- IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private);
- struct ixgbe_hw_stats *hw_stats =
- IXGBE_DEV_PRIVATE_TO_STATS(dev->data->dev_private);
uint32_t bprc, lxon, lxoff, total;
- uint64_t total_missed_rx, total_qbrc, total_qprc;
unsigned i;
- total_missed_rx = 0;
- total_qbrc = 0;
- total_qprc = 0;
-
hw_stats->crcerrs += IXGBE_READ_REG(hw, IXGBE_CRCERRS);
hw_stats->illerrc += IXGBE_READ_REG(hw, IXGBE_ILLERRC);
+
hw_stats->errbc += IXGBE_READ_REG(hw, IXGBE_ERRBC);
hw_stats->mspdc += IXGBE_READ_REG(hw, IXGBE_MSPDC);
@@ -1768,7 +1793,7 @@ ixgbe_dev_stats_get(struct rte_eth_dev *dev, struct
rte_eth_stats *stats)
/* global total per queue */
hw_stats->mpc[i] += mp;
/* Running comprehensive total for stats display */
-
