[dpdk-dev] [PATCH 06/11] igbvf: add xstats() implementation
Harry van Haaren
harry.van.haaren at intel.com
Tue Sep 29 16:32:50 CEST 2015
Add xstats functionality to igbvf PMD, adding
necessary statistic strings.
Signed-off-by: Harry van Haaren <harry.van.haaren at intel.com>
---
drivers/net/e1000/igb_ethdev.c | 57 ++++++++++++++++++++++++++++++++++++++----
1 file changed, 52 insertions(+), 5 deletions(-)
diff --git a/drivers/net/e1000/igb_ethdev.c b/drivers/net/e1000/igb_ethdev.c
index 01d17a9..89d1519 100644
--- a/drivers/net/e1000/igb_ethdev.c
+++ b/drivers/net/e1000/igb_ethdev.c
@@ -153,6 +153,7 @@ static void igbvf_dev_stop(struct rte_eth_dev *dev);
static void igbvf_dev_close(struct rte_eth_dev *dev);
static int eth_igbvf_link_update(struct e1000_hw *hw);
static void eth_igbvf_stats_get(struct rte_eth_dev *dev, struct rte_eth_stats *rte_stats);
+static int eth_igbvf_xstats_get(struct rte_eth_dev *dev, struct rte_eth_xstats *xstats, unsigned n);
static void eth_igbvf_stats_reset(struct rte_eth_dev *dev);
static int igbvf_vlan_filter_set(struct rte_eth_dev *dev,
uint16_t vlan_id, int on);
@@ -346,6 +347,7 @@ static const struct eth_dev_ops igbvf_eth_dev_ops = {
.dev_close = igbvf_dev_close,
.link_update = eth_igb_link_update,
.stats_get = eth_igbvf_stats_get,
+ .xstats_get = eth_igbvf_xstats_get,
.stats_reset = eth_igbvf_stats_reset,
.vlan_filter_set = igbvf_vlan_filter_set,
.dev_infos_get = eth_igbvf_infos_get,
@@ -421,6 +423,17 @@ static const struct rte_igb_xstats_name_off rte_igb_stats_strings[] = {
#define IGB_NB_XSTATS (sizeof(rte_igb_stats_strings) / \
sizeof(rte_igb_stats_strings[0]))
+static const struct rte_igb_xstats_name_off rte_igbvf_stats_strings[] = {
+ {"rx_multicast_packets", offsetof(struct e1000_vf_stats, mprc)},
+ {"rx_good_loopback_packets", offsetof(struct e1000_vf_stats, gprlbc)},
+ {"tx_good_loopback_packets", offsetof(struct e1000_vf_stats, gptlbc)},
+ {"rx_good_loopback_bytes", offsetof(struct e1000_vf_stats, gorlbc)},
+ {"tx_good_loopback_bytes", offsetof(struct e1000_vf_stats, gotlbc)},
+};
+
+#define IGBVF_NB_XSTATS (sizeof(rte_igbvf_stats_strings) / \
+ sizeof(rte_igbvf_stats_strings[0]))
+
/**
* Atomically reads the link status information from global
* structure rte_eth_dev.
@@ -1525,12 +1538,8 @@ eth_igb_xstats_get(struct rte_eth_dev *dev, struct rte_eth_xstats *xstats,
}
static void
-eth_igbvf_stats_get(struct rte_eth_dev *dev, struct rte_eth_stats *rte_stats)
+igbvf_read_stats_registers(struct e1000_hw *hw, struct e1000_vf_stats *hw_stats)
{
- struct e1000_hw *hw = E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private);
- struct e1000_vf_stats *hw_stats = (struct e1000_vf_stats*)
- E1000_DEV_PRIVATE_TO_STATS(dev->data->dev_private);
-
/* Good Rx packets, include VF loopback */
UPDATE_VF_STAT(E1000_VFGPRC,
hw_stats->last_gprc, hw_stats->gprc);
@@ -1567,6 +1576,44 @@ eth_igbvf_stats_get(struct rte_eth_dev *dev, struct rte_eth_stats *rte_stats)
UPDATE_VF_STAT(E1000_VFGOTLBC,
hw_stats->last_gotlbc, hw_stats->gotlbc);
+}
+
+static int
+eth_igbvf_xstats_get(struct rte_eth_dev *dev, struct rte_eth_xstats *xstats,
+ unsigned n )
+{
+ struct e1000_hw *hw = E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private);
+ struct e1000_vf_stats *hw_stats = (struct e1000_vf_stats*)
+ E1000_DEV_PRIVATE_TO_STATS(dev->data->dev_private);
+ unsigned i;
+
+ if( n < IGBVF_NB_XSTATS )
+ return IGBVF_NB_XSTATS;
+
+ igbvf_read_stats_registers(hw, hw_stats);
+
+ if(!xstats)
+ return 0;
+
+ for(i = 0; i < IGBVF_NB_XSTATS; i++) {
+ snprintf(xstats[i].name, sizeof(xstats[i].name), "%s",
+ rte_igbvf_stats_strings[i].name);
+ xstats[i].value = *(uint64_t *)(((char *)hw_stats) +
+ rte_igbvf_stats_strings[i].offset);
+ }
+
+ return IGBVF_NB_XSTATS;
+}
+
+static void
+eth_igbvf_stats_get(struct rte_eth_dev *dev, struct rte_eth_stats *rte_stats)
+{
+ struct e1000_hw *hw = E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private);
+ struct e1000_vf_stats *hw_stats = (struct e1000_vf_stats*)
+ E1000_DEV_PRIVATE_TO_STATS(dev->data->dev_private);
+
+ igbvf_read_stats_registers(hw, hw_stats);
+
if (rte_stats == NULL)
return;
--
1.9.1
More information about the dev
mailing list