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authorMaryam Tahhan <maryam.tahhan@intel.com>2015-07-15 14:11:27 +0100
committerThomas Monjalon <thomas.monjalon@6wind.com>2015-07-17 02:16:54 +0200
commitae4ac9a61636f2f2d9ecc8834a645aabcbe8a6d3 (patch)
tree148465284e581658a6460e2e0cfb6234ea828981
parentafebc86be1346136125af8026dc215f81c202c50 (diff)
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ixgbe: add xstats
Implement ixgbe_dev_xstats_reset and ixgbe_dev_xstats_get. Signed-off-by: Maryam Tahhan <maryam.tahhan@intel.com> Acked-by: Olivier Matz <olivier.matz@6wind.com>
-rw-r--r--drivers/net/ixgbe/ixgbe_ethdev.c87
1 files changed, 87 insertions, 0 deletions
diff --git a/drivers/net/ixgbe/ixgbe_ethdev.c b/drivers/net/ixgbe/ixgbe_ethdev.c
index 2949a67..788667b 100644
--- a/drivers/net/ixgbe/ixgbe_ethdev.c
+++ b/drivers/net/ixgbe/ixgbe_ethdev.c
@@ -143,7 +143,10 @@ 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,
@@ -371,7 +374,9 @@ 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,
@@ -464,6 +469,33 @@ static const struct eth_dev_ops ixgbevf_eth_dev_ops = {
.get_reg = ixgbevf_get_regs,
};
+/* 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_broadcast_packets", offsetof(struct ixgbe_hw_stats, bprc)},
+ {"mgmt_pkts_dropped", offsetof(struct ixgbe_hw_stats, mngpdc)},
+};
+
+#define IXGBE_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.
@@ -2038,6 +2070,61 @@ ixgbe_dev_stats_reset(struct rte_eth_dev *dev)
memset(stats, 0, sizeof(*stats));
}
+static int
+ixgbe_dev_xstats_get(struct rte_eth_dev *dev, struct rte_eth_xstats *xstats,
+ unsigned n)
+{
+ 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);
+ uint64_t total_missed_rx, total_qbrc, total_qprc, total_qprdc;
+ uint64_t rxnfgpc, txdgpc;
+ unsigned i, count = IXGBE_NB_XSTATS;
+
+ if (n < count)
+ return count;
+
+ total_missed_rx = 0;
+ total_qbrc = 0;
+ total_qprc = 0;
+ total_qprdc = 0;
+ rxnfgpc = 0;
+ txdgpc = 0;
+
+ ixgbe_read_stats_registers(hw, hw_stats, &total_missed_rx, &total_qbrc,
+ &total_qprc, &rxnfgpc, &txdgpc, &total_qprdc);
+
+ /* If this is a reset xstats is NULL, and we have cleared the
+ * registers by reading them.
+ */
+ if (!xstats)
+ return 0;
+
+ /* Extended stats */
+ for (i = 0; i < IXGBE_NB_XSTATS; i++) {
+ snprintf(xstats[i].name, sizeof(xstats[i].name),
+ "%s", rte_ixgbe_stats_strings[i].name);
+ xstats[i].value = *(uint64_t *)(((char *)hw_stats) +
+ rte_ixgbe_stats_strings[i].offset);
+ }
+
+ return count;
+}
+
+static void
+ixgbe_dev_xstats_reset(struct rte_eth_dev *dev)
+{
+ struct ixgbe_hw_stats *stats =
+ IXGBE_DEV_PRIVATE_TO_STATS(dev->data->dev_private);
+
+ /* HW registers are cleared on read */
+ ixgbe_dev_xstats_get(dev, NULL, IXGBE_NB_XSTATS);
+
+ /* Reset software totals */
+ memset(stats, 0, sizeof(*stats));
+}
+
static void
ixgbevf_dev_stats_get(struct rte_eth_dev *dev, struct rte_eth_stats *stats)
{