#include "sfc_tx.h"
#include "sfc_sw_stats.h"
+#define SFC_SW_STAT_INVALID UINT64_MAX
+
+#define SFC_SW_STATS_GROUP_SIZE_MAX 2U
+#define SFC_SW_STAT_GOOD_PACKETS "packets"
+#define SFC_SW_STAT_GOOD_BYTES "bytes"
+
enum sfc_sw_stats_type {
SFC_SW_STATS_RX,
SFC_SW_STATS_TX,
};
-typedef uint64_t sfc_get_sw_xstat_val_t(struct sfc_adapter *sa, uint16_t qid);
+enum sfc_sw_stats_group_basic {
+ SFC_SW_STATS_GROUP_BASIC_PKTS = 0,
+ SFC_SW_STATS_GROUP_BASIC_BYTES,
+ SFX_SW_STATS_GROUP_BASIC_MAX
+};
+
+typedef void sfc_get_sw_stat_val_t(struct sfc_adapter *sa, uint16_t qid,
+ uint64_t *values, unsigned int values_count);
-struct sfc_sw_xstat_descr {
+struct sfc_sw_stat_descr {
const char *name;
enum sfc_sw_stats_type type;
- sfc_get_sw_xstat_val_t *get_val;
+ sfc_get_sw_stat_val_t *get_val;
+ bool provide_total;
};
-static sfc_get_sw_xstat_val_t sfc_get_sw_xstat_val_rx_dbells;
-static uint64_t
-sfc_get_sw_xstat_val_rx_dbells(struct sfc_adapter *sa, uint16_t qid)
+static sfc_get_sw_stat_val_t sfc_sw_stat_get_rx_good_pkts_bytes;
+static void
+sfc_sw_stat_get_rx_good_pkts_bytes(struct sfc_adapter *sa, uint16_t qid,
+ uint64_t *values,
+ unsigned int values_count)
{
struct sfc_adapter_shared *sas = sfc_sa2shared(sa);
struct sfc_rxq_info *rxq_info;
+ union sfc_pkts_bytes qstats;
+ RTE_SET_USED(values_count);
+ SFC_ASSERT(values_count == SFX_SW_STATS_GROUP_BASIC_MAX);
rxq_info = sfc_rxq_info_by_ethdev_qid(sas, qid);
- if (rxq_info->state & SFC_RXQ_INITIALIZED)
- return rxq_info->dp->dpq.rx_dbells;
- return 0;
+ if (rxq_info->state & SFC_RXQ_INITIALIZED) {
+ sfc_pkts_bytes_get(&rxq_info->dp->dpq.stats, &qstats);
+ values[SFC_SW_STATS_GROUP_BASIC_PKTS] = qstats.pkts;
+ values[SFC_SW_STATS_GROUP_BASIC_BYTES] = qstats.bytes;
+ } else {
+ values[SFC_SW_STATS_GROUP_BASIC_PKTS] = 0;
+ values[SFC_SW_STATS_GROUP_BASIC_BYTES] = 0;
+ }
}
-static sfc_get_sw_xstat_val_t sfc_get_sw_xstat_val_tx_dbells;
-static uint64_t
-sfc_get_sw_xstat_val_tx_dbells(struct sfc_adapter *sa, uint16_t qid)
+static sfc_get_sw_stat_val_t sfc_sw_stat_get_tx_good_pkts_bytes;
+static void
+sfc_sw_stat_get_tx_good_pkts_bytes(struct sfc_adapter *sa, uint16_t qid,
+ uint64_t *values,
+ unsigned int values_count)
{
struct sfc_adapter_shared *sas = sfc_sa2shared(sa);
struct sfc_txq_info *txq_info;
+ union sfc_pkts_bytes qstats;
+ RTE_SET_USED(values_count);
+ SFC_ASSERT(values_count == SFX_SW_STATS_GROUP_BASIC_MAX);
txq_info = sfc_txq_info_by_ethdev_qid(sas, qid);
- if (txq_info->state & SFC_TXQ_INITIALIZED)
- return txq_info->dp->dpq.tx_dbells;
- return 0;
+ if (txq_info->state & SFC_TXQ_INITIALIZED) {
+ sfc_pkts_bytes_get(&txq_info->dp->dpq.stats, &qstats);
+ values[SFC_SW_STATS_GROUP_BASIC_PKTS] = qstats.pkts;
+ values[SFC_SW_STATS_GROUP_BASIC_BYTES] = qstats.bytes;
+ } else {
+ values[SFC_SW_STATS_GROUP_BASIC_PKTS] = 0;
+ values[SFC_SW_STATS_GROUP_BASIC_BYTES] = 0;
+ }
+}
+
+static sfc_get_sw_stat_val_t sfc_get_sw_stat_val_rx_dbells;
+static void
+sfc_get_sw_stat_val_rx_dbells(struct sfc_adapter *sa, uint16_t qid,
+ uint64_t *values, unsigned int values_count)
+{
+ struct sfc_adapter_shared *sas = sfc_sa2shared(sa);
+ struct sfc_rxq_info *rxq_info;
+
+ RTE_SET_USED(values_count);
+ SFC_ASSERT(values_count == 1);
+ rxq_info = sfc_rxq_info_by_ethdev_qid(sas, qid);
+ values[0] = rxq_info->state & SFC_RXQ_INITIALIZED ?
+ rxq_info->dp->dpq.dbells : 0;
+}
+
+static sfc_get_sw_stat_val_t sfc_get_sw_stat_val_tx_dbells;
+static void
+sfc_get_sw_stat_val_tx_dbells(struct sfc_adapter *sa, uint16_t qid,
+ uint64_t *values, unsigned int values_count)
+{
+ struct sfc_adapter_shared *sas = sfc_sa2shared(sa);
+ struct sfc_txq_info *txq_info;
+
+ RTE_SET_USED(values_count);
+ SFC_ASSERT(values_count == 1);
+ txq_info = sfc_txq_info_by_ethdev_qid(sas, qid);
+ values[0] = txq_info->state & SFC_TXQ_INITIALIZED ?
+ txq_info->dp->dpq.dbells : 0;
}
-struct sfc_sw_xstat_descr sfc_sw_stats_descr[] = {
+/*
+ * SW stats can be grouped together. When stats are grouped the corresponding
+ * stats values for each queue are obtained during calling one get value
+ * callback. Stats of the same group are contiguous in the structure below.
+ * The start of the group is denoted by stat implementing get value callback.
+ */
+const struct sfc_sw_stat_descr sfc_sw_stats_descr[] = {
+ /* Group of Rx packets/bytes stats */
+ {
+ .name = SFC_SW_STAT_GOOD_PACKETS,
+ .type = SFC_SW_STATS_RX,
+ .get_val = sfc_sw_stat_get_rx_good_pkts_bytes,
+ .provide_total = false,
+ },
+ {
+ .name = SFC_SW_STAT_GOOD_BYTES,
+ .type = SFC_SW_STATS_RX,
+ .get_val = NULL,
+ .provide_total = false,
+ },
+ /* Group of Tx packets/bytes stats */
+ {
+ .name = SFC_SW_STAT_GOOD_PACKETS,
+ .type = SFC_SW_STATS_TX,
+ .get_val = sfc_sw_stat_get_tx_good_pkts_bytes,
+ .provide_total = false,
+ },
+ {
+ .name = SFC_SW_STAT_GOOD_BYTES,
+ .type = SFC_SW_STATS_TX,
+ .get_val = NULL,
+ .provide_total = false,
+ },
+ /* End of basic stats */
{
.name = "dbells",
.type = SFC_SW_STATS_RX,
- .get_val = sfc_get_sw_xstat_val_rx_dbells,
+ .get_val = sfc_get_sw_stat_val_rx_dbells,
+ .provide_total = true,
},
{
.name = "dbells",
.type = SFC_SW_STATS_TX,
- .get_val = sfc_get_sw_xstat_val_tx_dbells,
+ .get_val = sfc_get_sw_stat_val_tx_dbells,
+ .provide_total = true,
}
};
static int
sfc_sw_stat_get_name(struct sfc_adapter *sa,
- const struct sfc_sw_xstat_descr *sw_xstat, char *name,
+ const struct sfc_sw_stat_descr *sw_stat, char *name,
size_t name_size, unsigned int id_off)
{
const char *prefix;
int ret;
- switch (sw_xstat->type) {
+ switch (sw_stat->type) {
case SFC_SW_STATS_RX:
prefix = "rx";
break;
break;
default:
sfc_err(sa, "%s: unknown software statistics type %d",
- __func__, sw_xstat->type);
+ __func__, sw_stat->type);
return -EINVAL;
}
- if (id_off == 0) {
+ if (sw_stat->provide_total && id_off == 0) {
ret = snprintf(name, name_size, "%s_%s", prefix,
- sw_xstat->name);
+ sw_stat->name);
if (ret < 0 || ret >= (int)name_size) {
sfc_err(sa, "%s: failed to fill xstat name %s_%s, err %d",
- __func__, prefix, sw_xstat->name, ret);
+ __func__, prefix, sw_stat->name, ret);
return ret > 0 ? -EINVAL : ret;
}
} else {
- uint16_t qid = id_off - 1;
+ uint16_t qid = id_off - sw_stat->provide_total;
ret = snprintf(name, name_size, "%s_q%u_%s", prefix, qid,
- sw_xstat->name);
+ sw_stat->name);
if (ret < 0 || ret >= (int)name_size) {
sfc_err(sa, "%s: failed to fill xstat name %s_q%u_%s, err %d",
- __func__, prefix, qid, sw_xstat->name, ret);
+ __func__, prefix, qid, sw_stat->name, ret);
return ret > 0 ? -EINVAL : ret;
}
}
static unsigned int
sfc_sw_stat_get_queue_count(struct sfc_adapter *sa,
- const struct sfc_sw_xstat_descr *sw_xstat)
+ const struct sfc_sw_stat_descr *sw_stat)
{
struct sfc_adapter_shared *sas = sfc_sa2shared(sa);
- switch (sw_xstat->type) {
+ switch (sw_stat->type) {
case SFC_SW_STATS_RX:
return sas->ethdev_rxq_count;
case SFC_SW_STATS_TX:
return sas->ethdev_txq_count;
default:
sfc_err(sa, "%s: unknown software statistics type %d",
- __func__, sw_xstat->type);
+ __func__, sw_stat->type);
return 0;
}
}
static unsigned int
-sfc_sw_xstat_per_queue_get_count(unsigned int nb_queues)
+sfc_sw_xstat_per_queue_get_count(const struct sfc_sw_stat_descr *sw_stat,
+ unsigned int nb_queues)
{
/* Take into account the total xstat of all queues */
- return nb_queues > 0 ? 1 + nb_queues : 0;
+ return nb_queues > 0 ? sw_stat->provide_total + nb_queues : 0;
}
static unsigned int
sfc_sw_xstat_get_nb_supported(struct sfc_adapter *sa,
- const struct sfc_sw_xstat_descr *sw_xstat)
+ const struct sfc_sw_stat_descr *sw_stat)
{
unsigned int nb_queues;
- nb_queues = sfc_sw_stat_get_queue_count(sa, sw_xstat);
- return sfc_sw_xstat_per_queue_get_count(nb_queues);
+ nb_queues = sfc_sw_stat_get_queue_count(sa, sw_stat);
+ return sfc_sw_xstat_per_queue_get_count(sw_stat, nb_queues);
}
static int
sfc_sw_stat_get_names(struct sfc_adapter *sa,
- const struct sfc_sw_xstat_descr *sw_xstat,
+ const struct sfc_sw_stat_descr *sw_stat,
struct rte_eth_xstat_name *xstats_names,
unsigned int xstats_names_sz,
unsigned int *nb_written,
unsigned int qid;
int rc;
- nb_queues = sfc_sw_stat_get_queue_count(sa, sw_xstat);
+ nb_queues = sfc_sw_stat_get_queue_count(sa, sw_stat);
if (nb_queues == 0)
return 0;
- *nb_supported += sfc_sw_xstat_per_queue_get_count(nb_queues);
+ *nb_supported += sfc_sw_xstat_per_queue_get_count(sw_stat, nb_queues);
/*
* The order of each software xstat type is the total xstat
* followed by per-queue xstats.
*/
- if (*nb_written < xstats_names_sz) {
- rc = sfc_sw_stat_get_name(sa, sw_xstat,
+ if (*nb_written < xstats_names_sz && sw_stat->provide_total) {
+ rc = sfc_sw_stat_get_name(sa, sw_stat,
xstats_names[*nb_written].name,
name_size, *nb_written - id_base);
if (rc != 0)
for (qid = 0; qid < nb_queues; ++qid) {
if (*nb_written < xstats_names_sz) {
- rc = sfc_sw_stat_get_name(sa, sw_xstat,
+ rc = sfc_sw_stat_get_name(sa, sw_stat,
xstats_names[*nb_written].name,
name_size, *nb_written - id_base);
if (rc != 0)
static int
sfc_sw_xstat_get_names_by_id(struct sfc_adapter *sa,
- const struct sfc_sw_xstat_descr *sw_xstat,
+ const struct sfc_sw_stat_descr *sw_stat,
const uint64_t *ids,
struct rte_eth_xstat_name *xstats_names,
unsigned int size,
{
const size_t name_size = sizeof(xstats_names[0].name);
unsigned int id_base = *nb_supported;
+ unsigned int id_end;
unsigned int nb_queues;
unsigned int i;
int rc;
- nb_queues = sfc_sw_stat_get_queue_count(sa, sw_xstat);
+ nb_queues = sfc_sw_stat_get_queue_count(sa, sw_stat);
if (nb_queues == 0)
return 0;
- *nb_supported += sfc_sw_xstat_per_queue_get_count(nb_queues);
+ *nb_supported += sfc_sw_xstat_per_queue_get_count(sw_stat, nb_queues);
/*
* The order of each software xstat type is the total xstat
* followed by per-queue xstats.
*/
+ id_end = id_base + sw_stat->provide_total + nb_queues;
for (i = 0; i < size; i++) {
- if (id_base <= ids[i] && ids[i] <= id_base + nb_queues) {
- rc = sfc_sw_stat_get_name(sa, sw_xstat,
+ if (id_base <= ids[i] && ids[i] < id_end) {
+ rc = sfc_sw_stat_get_name(sa, sw_stat,
xstats_names[i].name,
name_size, ids[i] - id_base);
if (rc != 0)
return 0;
}
+static uint64_t
+sfc_sw_stat_get_val(struct sfc_adapter *sa,
+ unsigned int sw_stat_idx, uint16_t qid)
+{
+ struct sfc_sw_stats *sw_stats = &sa->sw_stats;
+ uint64_t *res = &sw_stats->supp[sw_stat_idx].cache[qid];
+ uint64_t values[SFC_SW_STATS_GROUP_SIZE_MAX];
+ unsigned int group_start_idx;
+ unsigned int group_size;
+ unsigned int i;
+
+ if (*res != SFC_SW_STAT_INVALID)
+ return *res;
+
+ /*
+ * Search for the group start, i.e. the stat that implements
+ * get value callback.
+ */
+ group_start_idx = sw_stat_idx;
+ while (sw_stats->supp[group_start_idx].descr->get_val == NULL)
+ group_start_idx--;
+
+ /*
+ * Calculate number of elements in the group with loop till the next
+ * group start or the list end.
+ */
+ group_size = 1;
+ for (i = sw_stat_idx + 1; i < sw_stats->supp_count; i++) {
+ if (sw_stats->supp[i].descr->get_val != NULL)
+ break;
+ group_size++;
+ }
+ group_size += sw_stat_idx - group_start_idx;
+
+ SFC_ASSERT(group_size <= SFC_SW_STATS_GROUP_SIZE_MAX);
+ sw_stats->supp[group_start_idx].descr->get_val(sa, qid, values,
+ group_size);
+ for (i = group_start_idx; i < (group_start_idx + group_size); i++)
+ sw_stats->supp[i].cache[qid] = values[i - group_start_idx];
+
+ return *res;
+}
+
static void
sfc_sw_xstat_get_values(struct sfc_adapter *sa,
- const struct sfc_sw_xstat_descr *sw_xstat,
+ const struct sfc_sw_stat_descr *sw_stat,
+ unsigned int sw_stat_idx,
struct rte_eth_xstat *xstats,
unsigned int xstats_size,
unsigned int *nb_written,
bool count_total_value = false;
unsigned int nb_queues;
- nb_queues = sfc_sw_stat_get_queue_count(sa, sw_xstat);
+ nb_queues = sfc_sw_stat_get_queue_count(sa, sw_stat);
if (nb_queues == 0)
return;
- *nb_supported += sfc_sw_xstat_per_queue_get_count(nb_queues);
+ *nb_supported += sfc_sw_xstat_per_queue_get_count(sw_stat, nb_queues);
/*
* The order of each software xstat type is the total xstat
* followed by per-queue xstats.
*/
- if (*nb_written < xstats_size) {
+ if (*nb_written < xstats_size && sw_stat->provide_total) {
count_total_value = true;
total_xstat = &xstats[*nb_written];
xstats[*nb_written].id = *nb_written;
}
for (qid = 0; qid < nb_queues; ++qid) {
- value = sw_xstat->get_val(sa, qid);
+ value = sfc_sw_stat_get_val(sa, sw_stat_idx, qid);
if (*nb_written < xstats_size) {
xstats[*nb_written].id = *nb_written;
static void
sfc_sw_xstat_get_values_by_id(struct sfc_adapter *sa,
- const struct sfc_sw_xstat_descr *sw_xstat,
+ const struct sfc_sw_stat_descr *sw_stat,
+ unsigned int sw_stat_idx,
const uint64_t *ids,
uint64_t *values,
unsigned int ids_size,
unsigned int *nb_supported)
{
- rte_spinlock_t *bmp_lock = &sa->sw_xstats.queues_bitmap_lock;
- struct rte_bitmap *bmp = sa->sw_xstats.queues_bitmap;
+ rte_spinlock_t *bmp_lock = &sa->sw_stats.queues_bitmap_lock;
+ struct rte_bitmap *bmp = sa->sw_stats.queues_bitmap;
unsigned int id_base = *nb_supported;
+ unsigned int id_base_q;
+ unsigned int id_end;
bool count_total_value = false;
unsigned int total_value_idx;
uint64_t total_value = 0;
rte_spinlock_lock(bmp_lock);
rte_bitmap_reset(bmp);
- nb_queues = sfc_sw_stat_get_queue_count(sa, sw_xstat);
+ nb_queues = sfc_sw_stat_get_queue_count(sa, sw_stat);
if (nb_queues == 0)
goto unlock;
- *nb_supported += sfc_sw_xstat_per_queue_get_count(nb_queues);
+ *nb_supported += sfc_sw_xstat_per_queue_get_count(sw_stat, nb_queues);
/*
* The order of each software xstat type is the total xstat
* followed by per-queue xstats.
*/
+ id_end = id_base + sw_stat->provide_total + nb_queues;
for (i = 0; i < ids_size; i++) {
- if (id_base <= ids[i] && ids[i] <= (id_base + nb_queues)) {
- if (ids[i] == id_base) { /* Accumulative value */
+ if (id_base <= ids[i] && ids[i] < id_end) {
+ if (sw_stat->provide_total && ids[i] == id_base) {
+ /* Accumulative value */
count_total_value = true;
total_value_idx = i;
continue;
}
- qid = ids[i] - id_base - 1;
- values[i] = sw_xstat->get_val(sa, qid);
+ id_base_q = id_base + sw_stat->provide_total;
+ qid = ids[i] - id_base_q;
+ values[i] = sfc_sw_stat_get_val(sa, sw_stat_idx, qid);
total_value += values[i];
rte_bitmap_set(bmp, qid);
for (qid = 0; qid < nb_queues; ++qid) {
if (rte_bitmap_get(bmp, qid) != 0)
continue;
- values[total_value_idx] += sw_xstat->get_val(sa, qid);
+ values[total_value_idx] += sfc_sw_stat_get_val(sa,
+ sw_stat_idx,
+ qid);
}
values[total_value_idx] += total_value;
}
unsigned int
sfc_sw_xstats_get_nb_supported(struct sfc_adapter *sa)
{
- unsigned int nb_supported = 0;
- unsigned int i;
-
SFC_ASSERT(sfc_adapter_is_locked(sa));
+ return sa->sw_stats.xstats_count;
+}
- for (i = 0; i < RTE_DIM(sfc_sw_stats_descr); i++) {
- nb_supported += sfc_sw_xstat_get_nb_supported(sa,
- &sfc_sw_stats_descr[i]);
- }
+static void
+sfc_sw_stats_clear_cache(struct sfc_adapter *sa)
+{
+ unsigned int cache_count = sa->sw_stats.cache_count;
+ uint64_t *cache = sa->sw_stats.cache;
- return nb_supported;
+ RTE_BUILD_BUG_ON(UINT64_C(0xffffffffffffffff) != SFC_SW_STAT_INVALID);
+ memset(cache, 0xff, cache_count * sizeof(*cache));
}
void
unsigned int *nb_written,
unsigned int *nb_supported)
{
- uint64_t *reset_vals = sa->sw_xstats.reset_vals;
+ uint64_t *reset_vals = sa->sw_stats.reset_vals;
+ struct sfc_sw_stats *sw_stats = &sa->sw_stats;
unsigned int sw_xstats_offset;
unsigned int i;
sfc_adapter_lock(sa);
+ sfc_sw_stats_clear_cache(sa);
+
sw_xstats_offset = *nb_supported;
- for (i = 0; i < RTE_DIM(sfc_sw_stats_descr); i++) {
- sfc_sw_xstat_get_values(sa, &sfc_sw_stats_descr[i], xstats,
- xstats_count, nb_written, nb_supported);
+ for (i = 0; i < sw_stats->supp_count; i++) {
+ sfc_sw_xstat_get_values(sa, sw_stats->supp[i].descr, i,
+ xstats, xstats_count, nb_written, nb_supported);
}
for (i = sw_xstats_offset; i < *nb_written; i++)
unsigned int *nb_written,
unsigned int *nb_supported)
{
+ struct sfc_sw_stats *sw_stats = &sa->sw_stats;
unsigned int i;
int ret;
sfc_adapter_lock(sa);
- for (i = 0; i < RTE_DIM(sfc_sw_stats_descr); i++) {
- ret = sfc_sw_stat_get_names(sa, &sfc_sw_stats_descr[i],
+ for (i = 0; i < sw_stats->supp_count; i++) {
+ ret = sfc_sw_stat_get_names(sa, sw_stats->supp[i].descr,
xstats_names, xstats_count,
nb_written, nb_supported);
if (ret != 0) {
unsigned int n,
unsigned int *nb_supported)
{
- uint64_t *reset_vals = sa->sw_xstats.reset_vals;
+ uint64_t *reset_vals = sa->sw_stats.reset_vals;
+ struct sfc_sw_stats *sw_stats = &sa->sw_stats;
unsigned int sw_xstats_offset;
unsigned int i;
sfc_adapter_lock(sa);
+ sfc_sw_stats_clear_cache(sa);
+
sw_xstats_offset = *nb_supported;
- for (i = 0; i < RTE_DIM(sfc_sw_stats_descr); i++) {
- sfc_sw_xstat_get_values_by_id(sa, &sfc_sw_stats_descr[i], ids,
- values, n, nb_supported);
+ for (i = 0; i < sw_stats->supp_count; i++) {
+ sfc_sw_xstat_get_values_by_id(sa, sw_stats->supp[i].descr, i,
+ ids, values, n, nb_supported);
}
for (i = 0; i < n; i++) {
unsigned int size,
unsigned int *nb_supported)
{
+ struct sfc_sw_stats *sw_stats = &sa->sw_stats;
unsigned int i;
int ret;
sfc_adapter_lock(sa);
- for (i = 0; i < RTE_DIM(sfc_sw_stats_descr); i++) {
- ret = sfc_sw_xstat_get_names_by_id(sa, &sfc_sw_stats_descr[i],
+ for (i = 0; i < sw_stats->supp_count; i++) {
+ ret = sfc_sw_xstat_get_names_by_id(sa, sw_stats->supp[i].descr,
ids, xstats_names, size,
nb_supported);
if (ret != 0) {
}
static void
-sfc_sw_xstat_reset(struct sfc_adapter *sa, struct sfc_sw_xstat_descr *sw_xstat,
+sfc_sw_xstat_reset(struct sfc_adapter *sa,
+ const struct sfc_sw_stat_descr *sw_stat,
+ unsigned int sw_stat_idx,
uint64_t *reset_vals)
{
unsigned int nb_queues;
unsigned int qid;
- uint64_t *total_xstat_reset;
+ uint64_t *total_xstat_reset = NULL;
SFC_ASSERT(sfc_adapter_is_locked(sa));
- nb_queues = sfc_sw_stat_get_queue_count(sa, sw_xstat);
+ nb_queues = sfc_sw_stat_get_queue_count(sa, sw_stat);
if (nb_queues == 0)
return;
* The order of each software xstat type is the total xstat
* followed by per-queue xstats.
*/
- total_xstat_reset = reset_vals;
- *total_xstat_reset = 0;
- reset_vals++;
+ if (sw_stat->provide_total) {
+ total_xstat_reset = reset_vals;
+ *total_xstat_reset = 0;
+ reset_vals++;
+ }
for (qid = 0; qid < nb_queues; ++qid) {
- reset_vals[qid] = sw_xstat->get_val(sa, qid);
- *total_xstat_reset += reset_vals[qid];
+ reset_vals[qid] = sfc_sw_stat_get_val(sa, sw_stat_idx, qid);
+ if (sw_stat->provide_total)
+ *total_xstat_reset += reset_vals[qid];
}
}
void
sfc_sw_xstats_reset(struct sfc_adapter *sa)
{
- uint64_t *reset_vals = sa->sw_xstats.reset_vals;
- struct sfc_sw_xstat_descr *sw_xstat;
+ uint64_t *reset_vals = sa->sw_stats.reset_vals;
+ struct sfc_sw_stats *sw_stats = &sa->sw_stats;
unsigned int i;
SFC_ASSERT(sfc_adapter_is_locked(sa));
+ sfc_sw_stats_clear_cache(sa);
+
+ for (i = 0; i < sw_stats->supp_count; i++) {
+ sfc_sw_xstat_reset(sa, sw_stats->supp[i].descr, i, reset_vals);
+ reset_vals += sfc_sw_xstat_get_nb_supported(sa,
+ sw_stats->supp[i].descr);
+ }
+}
+
+static bool
+sfc_sw_stats_is_packets_or_bytes(const char *xstat_name)
+{
+ return strcmp(xstat_name, SFC_SW_STAT_GOOD_PACKETS) == 0 ||
+ strcmp(xstat_name, SFC_SW_STAT_GOOD_BYTES) == 0;
+}
+
+static void
+sfc_sw_stats_fill_available_descr(struct sfc_adapter *sa)
+{
+ const struct sfc_adapter_priv *sap = &sa->priv;
+ bool have_dp_rx_stats = sap->dp_rx->features & SFC_DP_RX_FEAT_STATS;
+ bool have_dp_tx_stats = sap->dp_tx->features & SFC_DP_TX_FEAT_STATS;
+ struct sfc_sw_stats *sw_stats = &sa->sw_stats;
+ const struct sfc_sw_stat_descr *sw_stat_descr;
+ unsigned int i;
+
+ sw_stats->supp_count = 0;
for (i = 0; i < RTE_DIM(sfc_sw_stats_descr); i++) {
- sw_xstat = &sfc_sw_stats_descr[i];
- sfc_sw_xstat_reset(sa, sw_xstat, reset_vals);
- reset_vals += sfc_sw_xstat_get_nb_supported(sa, sw_xstat);
+ sw_stat_descr = &sfc_sw_stats_descr[i];
+ if (!have_dp_rx_stats &&
+ sw_stat_descr->type == SFC_SW_STATS_RX &&
+ sfc_sw_stats_is_packets_or_bytes(sw_stat_descr->name))
+ continue;
+ if (!have_dp_tx_stats &&
+ sw_stat_descr->type == SFC_SW_STATS_TX &&
+ sfc_sw_stats_is_packets_or_bytes(sw_stat_descr->name))
+ continue;
+ sw_stats->supp[sw_stats->supp_count].descr = sw_stat_descr;
+ sw_stats->supp_count++;
+ }
+}
+
+static int
+sfc_sw_stats_set_reset_basic_stats(struct sfc_adapter *sa)
+{
+ uint64_t *reset_vals = sa->sw_stats.reset_vals;
+ struct sfc_sw_stats *sw_stats = &sa->sw_stats;
+ const struct sfc_sw_stat_descr *sw_stat;
+ unsigned int i;
+
+ for (i = 0; i < sw_stats->supp_count; i++) {
+ sw_stat = sw_stats->supp[i].descr;
+
+ switch (sw_stat->type) {
+ case SFC_SW_STATS_RX:
+ if (strcmp(sw_stat->name,
+ SFC_SW_STAT_GOOD_PACKETS) == 0)
+ sa->sw_stats.reset_rx_pkts = reset_vals;
+ else if (strcmp(sw_stat->name,
+ SFC_SW_STAT_GOOD_BYTES) == 0)
+ sa->sw_stats.reset_rx_bytes = reset_vals;
+ break;
+ case SFC_SW_STATS_TX:
+ if (strcmp(sw_stat->name,
+ SFC_SW_STAT_GOOD_PACKETS) == 0)
+ sa->sw_stats.reset_tx_pkts = reset_vals;
+ else if (strcmp(sw_stat->name,
+ SFC_SW_STAT_GOOD_BYTES) == 0)
+ sa->sw_stats.reset_tx_bytes = reset_vals;
+ break;
+ default:
+ SFC_GENERIC_LOG(ERR, "Unknown SW stat type");
+ return -EINVAL;
+ }
+
+ reset_vals += sfc_sw_xstat_get_nb_supported(sa, sw_stat);
}
+
+ return 0;
}
int
sfc_sw_xstats_configure(struct sfc_adapter *sa)
{
- uint64_t **reset_vals = &sa->sw_xstats.reset_vals;
+ uint64_t **reset_vals = &sa->sw_stats.reset_vals;
+ struct sfc_sw_stats *sw_stats = &sa->sw_stats;
+ unsigned int cache_count = 0;
+ uint64_t **cache = &sa->sw_stats.cache;
+ uint64_t *stat_cache;
size_t nb_supported = 0;
unsigned int i;
+ int rc;
+
+ sw_stats->supp_count = RTE_DIM(sfc_sw_stats_descr);
+ if (sw_stats->supp == NULL) {
+ sw_stats->supp = rte_malloc(NULL, sw_stats->supp_count *
+ sizeof(*sw_stats->supp), 0);
+ if (sw_stats->supp == NULL)
+ return -ENOMEM;
+ }
+ for (i = 0; i < sw_stats->supp_count; i++)
+ sw_stats->supp[i].descr = &sfc_sw_stats_descr[i];
+ sfc_sw_stats_fill_available_descr(sa);
- for (i = 0; i < RTE_DIM(sfc_sw_stats_descr); i++)
+ for (i = 0; i < sw_stats->supp_count; i++) {
nb_supported += sfc_sw_xstat_get_nb_supported(sa,
- &sfc_sw_stats_descr[i]);
+ sw_stats->supp[i].descr);
+ cache_count += sfc_sw_stat_get_queue_count(sa,
+ sw_stats->supp[i].descr);
+ }
+ sa->sw_stats.xstats_count = nb_supported;
*reset_vals = rte_realloc(*reset_vals,
nb_supported * sizeof(**reset_vals), 0);
- if (*reset_vals == NULL)
- return ENOMEM;
+ if (*reset_vals == NULL) {
+ rc = -ENOMEM;
+ goto fail_reset_vals;
+ }
memset(*reset_vals, 0, nb_supported * sizeof(**reset_vals));
+ *cache = rte_realloc(*cache, cache_count * sizeof(*cache), 0);
+ if (*cache == NULL) {
+ rc = ENOMEM;
+ goto fail_cache;
+ }
+ sa->sw_stats.cache_count = cache_count;
+ stat_cache = *cache;
+ rc = sfc_sw_stats_set_reset_basic_stats(sa);
+ if (rc != 0)
+ goto fail_reset_basic_stats;
+
+ for (i = 0; i < sw_stats->supp_count; i++) {
+ sw_stats->supp[i].cache = stat_cache;
+ stat_cache += sfc_sw_stat_get_queue_count(sa,
+ sw_stats->supp[i].descr);
+ }
+
return 0;
+
+fail_reset_basic_stats:
+ rte_free(*cache);
+ *cache = NULL;
+ sa->sw_stats.cache_count = 0;
+fail_cache:
+ rte_free(*reset_vals);
+ *reset_vals = NULL;
+fail_reset_vals:
+ sa->sw_stats.xstats_count = 0;
+ rte_free(sw_stats->supp);
+ sw_stats->supp = NULL;
+ sw_stats->supp_count = 0;
+
+ return rc;
}
static void
sfc_sw_xstats_free_queues_bitmap(struct sfc_adapter *sa)
{
- rte_bitmap_free(sa->sw_xstats.queues_bitmap);
- rte_free(sa->sw_xstats.queues_bitmap_mem);
+ rte_bitmap_free(sa->sw_stats.queues_bitmap);
+ rte_free(sa->sw_stats.queues_bitmap_mem);
}
static int
sfc_sw_xstats_alloc_queues_bitmap(struct sfc_adapter *sa)
{
- struct rte_bitmap **queues_bitmap = &sa->sw_xstats.queues_bitmap;
- void **queues_bitmap_mem = &sa->sw_xstats.queues_bitmap_mem;
+ struct rte_bitmap **queues_bitmap = &sa->sw_stats.queues_bitmap;
+ void **queues_bitmap_mem = &sa->sw_stats.queues_bitmap_mem;
uint32_t bmp_size;
int rc;
goto fail;
}
- rte_spinlock_init(&sa->sw_xstats.queues_bitmap_lock);
+ rte_spinlock_init(&sa->sw_stats.queues_bitmap_lock);
return 0;
fail:
int
sfc_sw_xstats_init(struct sfc_adapter *sa)
{
- sa->sw_xstats.reset_vals = NULL;
+ sa->sw_stats.xstats_count = 0;
+ sa->sw_stats.supp = NULL;
+ sa->sw_stats.supp_count = 0;
+ sa->sw_stats.cache = NULL;
+ sa->sw_stats.cache_count = 0;
+ sa->sw_stats.reset_vals = NULL;
return sfc_sw_xstats_alloc_queues_bitmap(sa);
}
void
sfc_sw_xstats_close(struct sfc_adapter *sa)
{
- rte_free(sa->sw_xstats.reset_vals);
- sa->sw_xstats.reset_vals = NULL;
-
sfc_sw_xstats_free_queues_bitmap(sa);
+ sa->sw_stats.reset_vals = NULL;
+ rte_free(sa->sw_stats.cache);
+ sa->sw_stats.cache = NULL;
+ sa->sw_stats.cache_count = 0;
+ rte_free(sa->sw_stats.reset_vals);
+ rte_free(sa->sw_stats.supp);
+ sa->sw_stats.supp = NULL;
+ sa->sw_stats.supp_count = 0;
+ sa->sw_stats.xstats_count = 0;
}