[dpdk-dev,1/8] net/bnxt: add support for xstats get by id
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Commit Message
This patch adds support for xstats_get_by_id/xstats_get_names_by_id.
Signed-off-by: Ajit Khaparde <ajit.khaparde@broadcom.com>
---
drivers/net/bnxt/bnxt_ethdev.c | 2 ++
drivers/net/bnxt/bnxt_stats.c | 44 ++++++++++++++++++++++++++++++++++++++++++
drivers/net/bnxt/bnxt_stats.h | 5 +++++
3 files changed, 51 insertions(+)
Comments
On 8/24/2017 5:29 PM, Ajit Khaparde wrote:
> This patch adds support for xstats_get_by_id/xstats_get_names_by_id.
> Signed-off-by: Ajit Khaparde <ajit.khaparde@broadcom.com>
<...>
> +
> +int bnxt_dev_xstats_get_by_id_op(struct rte_eth_dev *dev, const uint64_t *ids,
> + uint64_t *values, unsigned int limit)
> +{
> + /* Account for the Tx drop pkts aka the Anti spoof counter */
> + const unsigned int stat_cnt = RTE_DIM(bnxt_rx_stats_strings) +
> + RTE_DIM(bnxt_tx_stats_strings) + 1;
> + struct rte_eth_xstat xstats[stat_cnt];
> + uint16_t i;
> +
> + bnxt_dev_xstats_get_op(dev, xstats, limit);
I guess intention here is to read all xstats, so "stat_cnt" should be
used instead of "limit"
> +
> + for (i = 0; i < limit; i++) {
> + if (ids[i] >= stat_cnt) {
Current xstats_get_by_id API, which is an interesting one, can call this
with ids==NULL.
> + RTE_LOG(ERR, PMD, "id value isn't valid");
> + return -1;
> + }
> + values[i] = xstats[ids[i]].value;
> + }
> + return limit;
if limit is zero, API expects to get number of available xstats, so
can't just return limit here.
> +}
<...>
@@ -1564,6 +1564,8 @@ static const struct eth_dev_ops bnxt_dev_ops = {
.txq_info_get = bnxt_txq_info_get_op,
.dev_led_on = bnxt_dev_led_on_op,
.dev_led_off = bnxt_dev_led_off_op,
+ .xstats_get_by_id = bnxt_dev_xstats_get_by_id_op,
+ .xstats_get_names_by_id = bnxt_dev_xstats_get_names_by_id_op,
};
static bool bnxt_vf_pciid(uint16_t id)
@@ -358,3 +358,47 @@ void bnxt_dev_xstats_reset_op(struct rte_eth_dev *eth_dev)
if (!(bp->flags & BNXT_FLAG_PORT_STATS))
RTE_LOG(ERR, PMD, "Operation not supported\n");
}
+
+int bnxt_dev_xstats_get_by_id_op(struct rte_eth_dev *dev, const uint64_t *ids,
+ uint64_t *values, unsigned int limit)
+{
+ /* Account for the Tx drop pkts aka the Anti spoof counter */
+ const unsigned int stat_cnt = RTE_DIM(bnxt_rx_stats_strings) +
+ RTE_DIM(bnxt_tx_stats_strings) + 1;
+ struct rte_eth_xstat xstats[stat_cnt];
+ uint16_t i;
+
+ bnxt_dev_xstats_get_op(dev, xstats, limit);
+
+ for (i = 0; i < limit; i++) {
+ if (ids[i] >= stat_cnt) {
+ RTE_LOG(ERR, PMD, "id value isn't valid");
+ return -1;
+ }
+ values[i] = xstats[ids[i]].value;
+ }
+ return limit;
+}
+
+int bnxt_dev_xstats_get_names_by_id_op(struct rte_eth_dev *dev,
+ struct rte_eth_xstat_name *xstats_names,
+ const uint64_t *ids, unsigned int limit)
+{
+ /* Account for the Tx drop pkts aka the Anti spoof counter */
+ const unsigned int stat_cnt = RTE_DIM(bnxt_rx_stats_strings) +
+ RTE_DIM(bnxt_tx_stats_strings) + 1;
+ struct rte_eth_xstat_name xstats_names_copy[stat_cnt];
+ uint16_t i;
+
+ bnxt_dev_xstats_get_names_op(dev, xstats_names_copy, limit);
+
+ for (i = 0; i < limit; i++) {
+ if (ids[i] >= stat_cnt) {
+ RTE_LOG(ERR, PMD, "id value isn't valid");
+ return -1;
+ }
+ strcpy(xstats_names[i].name,
+ xstats_names_copy[ids[i]].name);
+ }
+ return limit;
+}
@@ -46,6 +46,11 @@ int bnxt_dev_xstats_get_names_op(__rte_unused struct rte_eth_dev *eth_dev,
int bnxt_dev_xstats_get_op(struct rte_eth_dev *eth_dev,
struct rte_eth_xstat *xstats, unsigned int n);
void bnxt_dev_xstats_reset_op(struct rte_eth_dev *eth_dev);
+int bnxt_dev_xstats_get_by_id_op(struct rte_eth_dev *dev, const uint64_t *ids,
+ uint64_t *values, unsigned int limit);
+int bnxt_dev_xstats_get_names_by_id_op(struct rte_eth_dev *dev,
+ struct rte_eth_xstat_name *xstats_names,
+ const uint64_t *ids, unsigned int limit);
struct bnxt_xstats_name_off {
char name[RTE_ETH_XSTATS_NAME_SIZE];