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Miller" , Mark Starovoytov , Igor Russkikh Subject: [PATCH net-next 05/12] net: atlantic: per-TC queue statistics Date: Wed, 20 May 2020 16:47:27 +0300 Message-ID: <20200520134734.2014-6-irusskikh@marvell.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200520134734.2014-1-irusskikh@marvell.com> References: <20200520134734.2014-1-irusskikh@marvell.com> MIME-Version: 1.0 Content-Type: text/plain X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.216,18.0.676 definitions=2020-05-20_09:2020-05-20,2020-05-20 signatures=0 Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org From: Mark Starovoytov This patch adds support for per-TC queue statistics. By default (single TC), the output is the same as it used to be, e.g.: Queue[0] InPackets: 2 Queue[0] OutPackets: 8 Queue[0] Restarts: 0 Queue[0] InJumboPackets: 0 Queue[0] InLroPackets: 0 Queue[0] InErrors: 0 If several TCs are enabled, then each queue statistics line is prefixed with TC number, e.g.: TC0 Queue[0] InPackets: 6 TC0 Queue[0] OutPackets: 11 Queue numbering is end-to-end, so: TC1 Queue[4] InPackets: 0 TC1 Queue[4] OutPackets: 22 Signed-off-by: Mark Starovoytov Signed-off-by: Igor Russkikh --- .../ethernet/aquantia/atlantic/aq_ethtool.c | 59 +++++++++++-------- .../net/ethernet/aquantia/atlantic/aq_nic.c | 12 ++-- .../net/ethernet/aquantia/atlantic/aq_vec.c | 24 ++++---- .../net/ethernet/aquantia/atlantic/aq_vec.h | 5 +- 4 files changed, 59 insertions(+), 41 deletions(-) diff --git a/drivers/net/ethernet/aquantia/atlantic/aq_ethtool.c b/drivers/net/ethernet/aquantia/atlantic/aq_ethtool.c index 86fc77d85fda..440a7d129848 100644 --- a/drivers/net/ethernet/aquantia/atlantic/aq_ethtool.c +++ b/drivers/net/ethernet/aquantia/atlantic/aq_ethtool.c @@ -88,13 +88,13 @@ static const char aq_ethtool_stat_names[][ETH_GSTRING_LEN] = { "InDroppedDma", }; -static const char aq_ethtool_queue_stat_names[][ETH_GSTRING_LEN] = { - "Queue[%d] InPackets", - "Queue[%d] OutPackets", - "Queue[%d] Restarts", - "Queue[%d] InJumboPackets", - "Queue[%d] InLroPackets", - "Queue[%d] InErrors", +static const char * const aq_ethtool_queue_stat_names[] = { + "%sQueue[%d] InPackets", + "%sQueue[%d] OutPackets", + "%sQueue[%d] Restarts", + "%sQueue[%d] InJumboPackets", + "%sQueue[%d] InLroPackets", + "%sQueue[%d] InErrors", }; #if IS_ENABLED(CONFIG_MACSEC) @@ -166,7 +166,8 @@ static u32 aq_ethtool_n_stats(struct net_device *ndev) struct aq_nic_s *nic = netdev_priv(ndev); struct aq_nic_cfg_s *cfg = aq_nic_get_cfg(nic); u32 n_stats = ARRAY_SIZE(aq_ethtool_stat_names) + - ARRAY_SIZE(aq_ethtool_queue_stat_names) * cfg->vecs; + ARRAY_SIZE(aq_ethtool_queue_stat_names) * cfg->vecs * + cfg->tcs; #if IS_ENABLED(CONFIG_MACSEC) if (nic->macsec_cfg) { @@ -223,7 +224,7 @@ static void aq_ethtool_get_drvinfo(struct net_device *ndev, static void aq_ethtool_get_strings(struct net_device *ndev, u32 stringset, u8 *data) { - struct aq_nic_s *aq_nic = netdev_priv(ndev); + struct aq_nic_s *nic = netdev_priv(ndev); struct aq_nic_cfg_s *cfg; u8 *p = data; int i, si; @@ -231,24 +232,35 @@ static void aq_ethtool_get_strings(struct net_device *ndev, int sa; #endif - cfg = aq_nic_get_cfg(aq_nic); + cfg = aq_nic_get_cfg(nic); switch (stringset) { - case ETH_SS_STATS: + case ETH_SS_STATS: { + const int stat_cnt = ARRAY_SIZE(aq_ethtool_queue_stat_names); + char tc_string[8]; + int tc; + + memset(tc_string, 0, sizeof(tc_string)); memcpy(p, aq_ethtool_stat_names, sizeof(aq_ethtool_stat_names)); p = p + sizeof(aq_ethtool_stat_names); - for (i = 0; i < cfg->vecs; i++) { - for (si = 0; - si < ARRAY_SIZE(aq_ethtool_queue_stat_names); - si++) { - snprintf(p, ETH_GSTRING_LEN, - aq_ethtool_queue_stat_names[si], i); - p += ETH_GSTRING_LEN; + + for (tc = 0; tc < cfg->tcs; tc++) { + if (cfg->is_qos) + snprintf(tc_string, 8, "TC%d ", tc); + + for (i = 0; i < cfg->vecs; i++) { + for (si = 0; si < stat_cnt; si++) { + snprintf(p, ETH_GSTRING_LEN, + aq_ethtool_queue_stat_names[si], + tc_string, + AQ_NIC_TCVEC2RING(nic, tc, i)); + p += ETH_GSTRING_LEN; + } } } #if IS_ENABLED(CONFIG_MACSEC) - if (!aq_nic->macsec_cfg) + if (!nic->macsec_cfg) break; memcpy(p, aq_macsec_stat_names, sizeof(aq_macsec_stat_names)); @@ -256,7 +268,7 @@ static void aq_ethtool_get_strings(struct net_device *ndev, for (i = 0; i < AQ_MACSEC_MAX_SC; i++) { struct aq_macsec_txsc *aq_txsc; - if (!(test_bit(i, &aq_nic->macsec_cfg->txsc_idx_busy))) + if (!(test_bit(i, &nic->macsec_cfg->txsc_idx_busy))) continue; for (si = 0; @@ -266,7 +278,7 @@ static void aq_ethtool_get_strings(struct net_device *ndev, aq_macsec_txsc_stat_names[si], i); p += ETH_GSTRING_LEN; } - aq_txsc = &aq_nic->macsec_cfg->aq_txsc[i]; + aq_txsc = &nic->macsec_cfg->aq_txsc[i]; for (sa = 0; sa < MACSEC_NUM_AN; sa++) { if (!(test_bit(sa, &aq_txsc->tx_sa_idx_busy))) continue; @@ -283,10 +295,10 @@ static void aq_ethtool_get_strings(struct net_device *ndev, for (i = 0; i < AQ_MACSEC_MAX_SC; i++) { struct aq_macsec_rxsc *aq_rxsc; - if (!(test_bit(i, &aq_nic->macsec_cfg->rxsc_idx_busy))) + if (!(test_bit(i, &nic->macsec_cfg->rxsc_idx_busy))) continue; - aq_rxsc = &aq_nic->macsec_cfg->aq_rxsc[i]; + aq_rxsc = &nic->macsec_cfg->aq_rxsc[i]; for (sa = 0; sa < MACSEC_NUM_AN; sa++) { if (!(test_bit(sa, &aq_rxsc->rx_sa_idx_busy))) continue; @@ -302,6 +314,7 @@ static void aq_ethtool_get_strings(struct net_device *ndev, } #endif break; + } case ETH_SS_PRIV_FLAGS: memcpy(p, aq_ethtool_priv_flag_names, sizeof(aq_ethtool_priv_flag_names)); diff --git a/drivers/net/ethernet/aquantia/atlantic/aq_nic.c b/drivers/net/ethernet/aquantia/atlantic/aq_nic.c index c7e3d39fad19..88021baf65fb 100644 --- a/drivers/net/ethernet/aquantia/atlantic/aq_nic.c +++ b/drivers/net/ethernet/aquantia/atlantic/aq_nic.c @@ -859,6 +859,7 @@ u64 *aq_nic_get_stats(struct aq_nic_s *self, u64 *data) struct aq_stats_s *stats; unsigned int count = 0U; unsigned int i = 0U; + unsigned int tc; if (self->aq_fw_ops->update_stats) { mutex_lock(&self->fwreq_mutex); @@ -897,10 +898,13 @@ u64 *aq_nic_get_stats(struct aq_nic_s *self, u64 *data) data += i; - for (i = 0U, aq_vec = self->aq_vec[0]; - aq_vec && self->aq_vecs > i; ++i, aq_vec = self->aq_vec[i]) { - data += count; - aq_vec_get_sw_stats(aq_vec, data, &count); + for (tc = 0U; tc < self->aq_nic_cfg.tcs; tc++) { + for (i = 0U, aq_vec = self->aq_vec[0]; + aq_vec && self->aq_vecs > i; + ++i, aq_vec = self->aq_vec[i]) { + data += count; + aq_vec_get_sw_stats(aq_vec, tc, data, &count); + } } data += count; diff --git a/drivers/net/ethernet/aquantia/atlantic/aq_vec.c b/drivers/net/ethernet/aquantia/atlantic/aq_vec.c index d5650cd6e236..41826c10700f 100644 --- a/drivers/net/ethernet/aquantia/atlantic/aq_vec.c +++ b/drivers/net/ethernet/aquantia/atlantic/aq_vec.c @@ -348,16 +348,14 @@ cpumask_t *aq_vec_get_affinity_mask(struct aq_vec_s *self) return &self->aq_ring_param.affinity_mask; } -void aq_vec_add_stats(struct aq_vec_s *self, - struct aq_ring_stats_rx_s *stats_rx, - struct aq_ring_stats_tx_s *stats_tx) +static void aq_vec_add_stats(struct aq_vec_s *self, + const unsigned int tc, + struct aq_ring_stats_rx_s *stats_rx, + struct aq_ring_stats_tx_s *stats_tx) { - struct aq_ring_s *ring = NULL; - unsigned int r = 0U; + struct aq_ring_s *ring = self->ring[tc]; - for (r = 0U, ring = self->ring[0]; - self->tx_rings > r; ++r, ring = self->ring[r]) { - struct aq_ring_stats_tx_s *tx = &ring[AQ_VEC_TX_ID].stats.tx; + if (tc < self->rx_rings) { struct aq_ring_stats_rx_s *rx = &ring[AQ_VEC_RX_ID].stats.rx; stats_rx->packets += rx->packets; @@ -368,6 +366,10 @@ void aq_vec_add_stats(struct aq_vec_s *self, stats_rx->pg_losts += rx->pg_losts; stats_rx->pg_flips += rx->pg_flips; stats_rx->pg_reuses += rx->pg_reuses; + } + + if (tc < self->tx_rings) { + struct aq_ring_stats_tx_s *tx = &ring[AQ_VEC_TX_ID].stats.tx; stats_tx->packets += tx->packets; stats_tx->bytes += tx->bytes; @@ -376,7 +378,8 @@ void aq_vec_add_stats(struct aq_vec_s *self, } } -int aq_vec_get_sw_stats(struct aq_vec_s *self, u64 *data, unsigned int *p_count) +int aq_vec_get_sw_stats(struct aq_vec_s *self, const unsigned int tc, u64 *data, + unsigned int *p_count) { struct aq_ring_stats_rx_s stats_rx; struct aq_ring_stats_tx_s stats_tx; @@ -384,7 +387,8 @@ int aq_vec_get_sw_stats(struct aq_vec_s *self, u64 *data, unsigned int *p_count) memset(&stats_rx, 0U, sizeof(struct aq_ring_stats_rx_s)); memset(&stats_tx, 0U, sizeof(struct aq_ring_stats_tx_s)); - aq_vec_add_stats(self, &stats_rx, &stats_tx); + + aq_vec_add_stats(self, tc, &stats_rx, &stats_tx); /* This data should mimic aq_ethtool_queue_stat_names structure */ diff --git a/drivers/net/ethernet/aquantia/atlantic/aq_vec.h b/drivers/net/ethernet/aquantia/atlantic/aq_vec.h index 0ee86b26df8a..541af85e6510 100644 --- a/drivers/net/ethernet/aquantia/atlantic/aq_vec.h +++ b/drivers/net/ethernet/aquantia/atlantic/aq_vec.h @@ -35,10 +35,7 @@ void aq_vec_ring_free(struct aq_vec_s *self); int aq_vec_start(struct aq_vec_s *self); void aq_vec_stop(struct aq_vec_s *self); cpumask_t *aq_vec_get_affinity_mask(struct aq_vec_s *self); -int aq_vec_get_sw_stats(struct aq_vec_s *self, u64 *data, +int aq_vec_get_sw_stats(struct aq_vec_s *self, const unsigned int tc, u64 *data, unsigned int *p_count); -void aq_vec_add_stats(struct aq_vec_s *self, - struct aq_ring_stats_rx_s *stats_rx, - struct aq_ring_stats_tx_s *stats_tx); #endif /* AQ_VEC_H */ -- 2.25.1