From: Sunil Kumar Kori Date: Tue, 12 Oct 2021 07:06:10 +0000 (+0530) Subject: net/cnxk: support to read/update meter stats X-Git-Url: http://git.droids-corp.org/?a=commitdiff_plain;h=6c6ca3fecc7b8a587801bb79d18933722a169001;p=dpdk.git net/cnxk: support to read/update meter stats Implement API to read and update stats corresponding to given meter instance for CNXK platform. Signed-off-by: Sunil Kumar Kori Signed-off-by: Rakesh Kudurumalla Acked-by: Jerin Jacob --- diff --git a/drivers/net/cnxk/cnxk_ethdev_mtr.c b/drivers/net/cnxk/cnxk_ethdev_mtr.c index d14de95907..e5fcdda5e2 100644 --- a/drivers/net/cnxk/cnxk_ethdev_mtr.c +++ b/drivers/net/cnxk/cnxk_ethdev_mtr.c @@ -8,6 +8,21 @@ #define NIX_MTR_COUNT_MAX 73 /* 64(leaf) + 8(mid) + 1(top) */ #define NIX_MTR_COUNT_PER_FLOW 3 /* 1(leaf) + 1(mid) + 1(top) */ +#define NIX_BPF_STATS_MASK_ALL \ + { \ + ROC_NIX_BPF_GREEN_PKT_F_PASS | ROC_NIX_BPF_GREEN_OCTS_F_PASS | \ + ROC_NIX_BPF_GREEN_PKT_F_DROP | \ + ROC_NIX_BPF_GREEN_OCTS_F_DROP | \ + ROC_NIX_BPF_YELLOW_PKT_F_PASS | \ + ROC_NIX_BPF_YELLOW_OCTS_F_PASS | \ + ROC_NIX_BPF_YELLOW_PKT_F_DROP | \ + ROC_NIX_BPF_YELLOW_OCTS_F_DROP | \ + ROC_NIX_BPF_RED_PKT_F_PASS | \ + ROC_NIX_BPF_RED_OCTS_F_PASS | \ + ROC_NIX_BPF_RED_PKT_F_DROP | \ + ROC_NIX_BPF_RED_OCTS_F_DROP \ + } + static const enum roc_nix_bpf_level_flag lvl_map[] = {ROC_NIX_BPF_LEVEL_F_LEAF, ROC_NIX_BPF_LEVEL_F_MID, ROC_NIX_BPF_LEVEL_F_TOP}; @@ -663,6 +678,130 @@ exit: return rc; } +static int +cnxk_nix_mtr_stats_update(struct rte_eth_dev *eth_dev, uint32_t mtr_id, + uint64_t stats_mask, struct rte_mtr_error *error) +{ + struct cnxk_eth_dev *dev = cnxk_eth_pmd_priv(eth_dev); + struct cnxk_meter_node *mtr; + + if (!stats_mask) + return -rte_mtr_error_set(error, EINVAL, + RTE_MTR_ERROR_TYPE_MTR_PARAMS, NULL, + "no bit is set to stats mask"); + + mtr = nix_mtr_find(dev, mtr_id); + if (mtr == NULL) { + return -rte_mtr_error_set(error, ENOENT, + RTE_MTR_ERROR_TYPE_MTR_ID, NULL, + "Meter object not found"); + } + + mtr->params.stats_mask = stats_mask; + return 0; +} + +static int +cnxk_nix_mtr_stats_read(struct rte_eth_dev *eth_dev, uint32_t mtr_id, + struct rte_mtr_stats *stats, uint64_t *stats_mask, + int clear, struct rte_mtr_error *error) +{ + uint8_t yellow_pkt_pass, yellow_octs_pass, yellow_pkt_drop; + uint8_t green_octs_drop, yellow_octs_drop, red_octs_drop; + uint8_t green_pkt_pass, green_octs_pass, green_pkt_drop; + struct cnxk_eth_dev *dev = cnxk_eth_pmd_priv(eth_dev); + uint8_t red_pkt_pass, red_octs_pass, red_pkt_drop; + uint64_t bpf_stats[ROC_NIX_BPF_STATS_MAX] = {0}; + uint64_t mask = NIX_BPF_STATS_MASK_ALL; + struct roc_nix *nix = &dev->nix; + struct cnxk_meter_node *mtr; + int rc; + + if (!stats) + return -rte_mtr_error_set(error, EINVAL, + RTE_MTR_ERROR_TYPE_MTR_PARAMS, NULL, + "stats pointer is NULL"); + + mtr = nix_mtr_find(dev, mtr_id); + if (mtr == NULL) { + return -rte_mtr_error_set(error, ENOENT, + RTE_MTR_ERROR_TYPE_MTR_ID, NULL, + "Meter object not found"); + } + + rc = roc_nix_bpf_stats_read(nix, mtr->bpf_id, mask, lvl_map[mtr->level], + bpf_stats); + if (rc) { + rte_mtr_error_set(error, rc, RTE_MTR_ERROR_TYPE_UNSPECIFIED, + NULL, NULL); + goto exit; + } + + green_pkt_pass = roc_nix_bpf_stats_to_idx(ROC_NIX_BPF_GREEN_PKT_F_PASS); + green_octs_pass = + roc_nix_bpf_stats_to_idx(ROC_NIX_BPF_GREEN_OCTS_F_PASS); + green_pkt_drop = roc_nix_bpf_stats_to_idx(ROC_NIX_BPF_GREEN_PKT_F_DROP); + green_octs_drop = + roc_nix_bpf_stats_to_idx(ROC_NIX_BPF_GREEN_OCTS_F_DROP); + yellow_pkt_pass = + roc_nix_bpf_stats_to_idx(ROC_NIX_BPF_YELLOW_PKT_F_PASS); + yellow_octs_pass = + roc_nix_bpf_stats_to_idx(ROC_NIX_BPF_YELLOW_OCTS_F_PASS); + yellow_pkt_drop = + roc_nix_bpf_stats_to_idx(ROC_NIX_BPF_YELLOW_PKT_F_DROP); + yellow_octs_drop = + roc_nix_bpf_stats_to_idx(ROC_NIX_BPF_YELLOW_OCTS_F_DROP); + red_pkt_pass = roc_nix_bpf_stats_to_idx(ROC_NIX_BPF_RED_PKT_F_PASS); + red_octs_pass = roc_nix_bpf_stats_to_idx(ROC_NIX_BPF_RED_OCTS_F_PASS); + red_pkt_drop = roc_nix_bpf_stats_to_idx(ROC_NIX_BPF_RED_PKT_F_DROP); + red_octs_drop = roc_nix_bpf_stats_to_idx(ROC_NIX_BPF_RED_OCTS_F_DROP); + + if (mtr->params.stats_mask & RTE_MTR_STATS_N_PKTS_GREEN) + stats->n_pkts[RTE_COLOR_GREEN] = bpf_stats[green_pkt_pass]; + + if (mtr->params.stats_mask & RTE_MTR_STATS_N_PKTS_YELLOW) + stats->n_pkts[RTE_COLOR_YELLOW] = bpf_stats[yellow_pkt_pass]; + + if (mtr->params.stats_mask & RTE_MTR_STATS_N_PKTS_RED) + stats->n_pkts[RTE_COLOR_RED] = bpf_stats[red_pkt_pass]; + + if (mtr->params.stats_mask & RTE_MTR_STATS_N_BYTES_GREEN) + stats->n_bytes[RTE_COLOR_GREEN] = bpf_stats[green_octs_pass]; + + if (mtr->params.stats_mask & RTE_MTR_STATS_N_BYTES_YELLOW) + stats->n_bytes[RTE_COLOR_YELLOW] = bpf_stats[yellow_octs_pass]; + + if (mtr->params.stats_mask & RTE_MTR_STATS_N_BYTES_RED) + stats->n_bytes[RTE_COLOR_RED] = bpf_stats[red_octs_pass]; + + if (mtr->params.stats_mask & RTE_MTR_STATS_N_PKTS_DROPPED) + stats->n_pkts_dropped = bpf_stats[green_pkt_drop] + + bpf_stats[yellow_pkt_drop] + + bpf_stats[red_pkt_drop]; + + if (mtr->params.stats_mask & RTE_MTR_STATS_N_BYTES_DROPPED) + stats->n_bytes_dropped = bpf_stats[green_octs_drop] + + bpf_stats[yellow_octs_drop] + + bpf_stats[red_octs_drop]; + + if (stats_mask) + *stats_mask = mtr->params.stats_mask; + + if (clear) { + rc = roc_nix_bpf_stats_reset(nix, mtr->bpf_id, mask, + lvl_map[mtr->level]); + if (rc) { + rte_mtr_error_set(error, rc, + RTE_MTR_ERROR_TYPE_UNSPECIFIED, NULL, + NULL); + goto exit; + } + } + +exit: + return rc; +} + const struct rte_mtr_ops nix_mtr_ops = { .capabilities_get = cnxk_nix_mtr_capabilities_get, .meter_profile_add = cnxk_nix_mtr_profile_add, @@ -675,6 +814,8 @@ const struct rte_mtr_ops nix_mtr_ops = { .meter_enable = cnxk_nix_mtr_enable, .meter_disable = cnxk_nix_mtr_disable, .meter_dscp_table_update = cnxk_nix_mtr_dscp_table_update, + .stats_update = cnxk_nix_mtr_stats_update, + .stats_read = cnxk_nix_mtr_stats_read, }; int