From 98dd2b92bb591007e82fb58808f60134ee4479bf Mon Sep 17 00:00:00 2001 From: Manikanta Pubbisetty Date: Wed, 28 Oct 2015 21:38:33 +0200 Subject: [PATCH] ath10k: add fw_stats support to 10.4 firmware This patch adds support for getting firmware debug stats in 10.4 fw. Signed-off-by: Manikanta Pubbisetty Signed-off-by: Tamizh chelvam Signed-off-by: Kalle Valo --- drivers/net/wireless/ath/ath10k/core.h | 12 ++ drivers/net/wireless/ath/ath10k/wmi.c | 211 +++++++++++++++++++++++++ drivers/net/wireless/ath/ath10k/wmi.h | 135 ++++++++++++++++ 3 files changed, 358 insertions(+) diff --git a/drivers/net/wireless/ath/ath10k/core.h b/drivers/net/wireless/ath/ath10k/core.h index 9bd264f3031c..501ac568c9a6 100644 --- a/drivers/net/wireless/ath/ath10k/core.h +++ b/drivers/net/wireless/ath/ath10k/core.h @@ -214,6 +214,7 @@ struct ath10k_fw_stats_pdev { s32 hw_queued; s32 hw_reaped; s32 underrun; + u32 hw_paused; s32 tx_abort; s32 mpdus_requed; u32 tx_ko; @@ -226,6 +227,16 @@ struct ath10k_fw_stats_pdev { u32 pdev_resets; u32 phy_underrun; u32 txop_ovf; + u32 seq_posted; + u32 seq_failed_queueing; + u32 seq_completed; + u32 seq_restarted; + u32 mu_seq_posted; + u32 mpdus_sw_flush; + u32 mpdus_hw_filter; + u32 mpdus_truncated; + u32 mpdus_ack_failed; + u32 mpdus_expired; /* PDEV RX stats */ s32 mid_ppdu_route_change; @@ -242,6 +253,7 @@ struct ath10k_fw_stats_pdev { s32 phy_errs; s32 phy_err_drop; s32 mpdu_errs; + s32 rx_ovfl_errs; }; struct ath10k_fw_stats { diff --git a/drivers/net/wireless/ath/ath10k/wmi.c b/drivers/net/wireless/ath/ath10k/wmi.c index 2b32f02992f3..8e05e7350ee0 100644 --- a/drivers/net/wireless/ath/ath10k/wmi.c +++ b/drivers/net/wireless/ath/ath10k/wmi.c @@ -2479,6 +2479,47 @@ void ath10k_wmi_pull_pdev_stats_tx(const struct wmi_pdev_stats_tx *src, dst->txop_ovf = __le32_to_cpu(src->txop_ovf); } +static void +ath10k_wmi_10_4_pull_pdev_stats_tx(const struct wmi_10_4_pdev_stats_tx *src, + struct ath10k_fw_stats_pdev *dst) +{ + dst->comp_queued = __le32_to_cpu(src->comp_queued); + dst->comp_delivered = __le32_to_cpu(src->comp_delivered); + dst->msdu_enqued = __le32_to_cpu(src->msdu_enqued); + dst->mpdu_enqued = __le32_to_cpu(src->mpdu_enqued); + dst->wmm_drop = __le32_to_cpu(src->wmm_drop); + dst->local_enqued = __le32_to_cpu(src->local_enqued); + dst->local_freed = __le32_to_cpu(src->local_freed); + dst->hw_queued = __le32_to_cpu(src->hw_queued); + dst->hw_reaped = __le32_to_cpu(src->hw_reaped); + dst->underrun = __le32_to_cpu(src->underrun); + dst->tx_abort = __le32_to_cpu(src->tx_abort); + dst->mpdus_requed = __le32_to_cpu(src->mpdus_requed); + dst->tx_ko = __le32_to_cpu(src->tx_ko); + dst->data_rc = __le32_to_cpu(src->data_rc); + dst->self_triggers = __le32_to_cpu(src->self_triggers); + dst->sw_retry_failure = __le32_to_cpu(src->sw_retry_failure); + dst->illgl_rate_phy_err = __le32_to_cpu(src->illgl_rate_phy_err); + dst->pdev_cont_xretry = __le32_to_cpu(src->pdev_cont_xretry); + dst->pdev_tx_timeout = __le32_to_cpu(src->pdev_tx_timeout); + dst->pdev_resets = __le32_to_cpu(src->pdev_resets); + dst->phy_underrun = __le32_to_cpu(src->phy_underrun); + dst->txop_ovf = __le32_to_cpu(src->txop_ovf); + dst->hw_paused = __le32_to_cpu(src->hw_paused); + dst->seq_posted = __le32_to_cpu(src->seq_posted); + dst->seq_failed_queueing = + __le32_to_cpu(src->seq_failed_queueing); + dst->seq_completed = __le32_to_cpu(src->seq_completed); + dst->seq_restarted = __le32_to_cpu(src->seq_restarted); + dst->mu_seq_posted = __le32_to_cpu(src->mu_seq_posted); + dst->mpdus_sw_flush = __le32_to_cpu(src->mpdus_sw_flush); + dst->mpdus_hw_filter = __le32_to_cpu(src->mpdus_hw_filter); + dst->mpdus_truncated = __le32_to_cpu(src->mpdus_truncated); + dst->mpdus_ack_failed = __le32_to_cpu(src->mpdus_ack_failed); + dst->mpdus_hw_filter = __le32_to_cpu(src->mpdus_hw_filter); + dst->mpdus_expired = __le32_to_cpu(src->mpdus_expired); +} + void ath10k_wmi_pull_pdev_stats_rx(const struct wmi_pdev_stats_rx *src, struct ath10k_fw_stats_pdev *dst) { @@ -2789,6 +2830,86 @@ static int ath10k_wmi_10_2_4_op_pull_fw_stats(struct ath10k *ar, return 0; } +static int ath10k_wmi_10_4_op_pull_fw_stats(struct ath10k *ar, + struct sk_buff *skb, + struct ath10k_fw_stats *stats) +{ + const struct wmi_10_2_stats_event *ev = (void *)skb->data; + u32 num_pdev_stats; + u32 num_pdev_ext_stats; + u32 num_vdev_stats; + u32 num_peer_stats; + int i; + + if (!skb_pull(skb, sizeof(*ev))) + return -EPROTO; + + num_pdev_stats = __le32_to_cpu(ev->num_pdev_stats); + num_pdev_ext_stats = __le32_to_cpu(ev->num_pdev_ext_stats); + num_vdev_stats = __le32_to_cpu(ev->num_vdev_stats); + num_peer_stats = __le32_to_cpu(ev->num_peer_stats); + + for (i = 0; i < num_pdev_stats; i++) { + const struct wmi_10_4_pdev_stats *src; + struct ath10k_fw_stats_pdev *dst; + + src = (void *)skb->data; + if (!skb_pull(skb, sizeof(*src))) + return -EPROTO; + + dst = kzalloc(sizeof(*dst), GFP_ATOMIC); + if (!dst) + continue; + + ath10k_wmi_pull_pdev_stats_base(&src->base, dst); + ath10k_wmi_10_4_pull_pdev_stats_tx(&src->tx, dst); + ath10k_wmi_pull_pdev_stats_rx(&src->rx, dst); + dst->rx_ovfl_errs = __le32_to_cpu(src->rx_ovfl_errs); + ath10k_wmi_pull_pdev_stats_extra(&src->extra, dst); + + list_add_tail(&dst->list, &stats->pdevs); + } + + for (i = 0; i < num_pdev_ext_stats; i++) { + const struct wmi_10_2_pdev_ext_stats *src; + + src = (void *)skb->data; + if (!skb_pull(skb, sizeof(*src))) + return -EPROTO; + + /* FIXME: expose values to userspace + * + * Note: Even though this loop seems to do nothing it is + * required to parse following sub-structures properly. + */ + } + + /* fw doesn't implement vdev stats */ + + for (i = 0; i < num_peer_stats; i++) { + const struct wmi_10_4_peer_stats *src; + struct ath10k_fw_stats_peer *dst; + + src = (void *)skb->data; + if (!skb_pull(skb, sizeof(*src))) + return -EPROTO; + + dst = kzalloc(sizeof(*dst), GFP_ATOMIC); + if (!dst) + continue; + + ether_addr_copy(dst->peer_macaddr, src->peer_macaddr.addr); + dst->peer_rssi = __le32_to_cpu(src->peer_rssi); + dst->peer_tx_rate = __le32_to_cpu(src->peer_tx_rate); + dst->peer_rx_rate = __le32_to_cpu(src->peer_rx_rate); + /* FIXME: expose 10.4 specific values */ + + list_add_tail(&dst->list, &stats->peers); + } + + return 0; +} + void ath10k_wmi_event_update_stats(struct ath10k *ar, struct sk_buff *skb) { ath10k_dbg(ar, ATH10K_DBG_WMI, "WMI_UPDATE_STATS_EVENTID\n"); @@ -4935,6 +5056,9 @@ static void ath10k_wmi_10_4_op_rx(struct ath10k *ar, struct sk_buff *skb) ath10k_dbg(ar, ATH10K_DBG_WMI, "received event id %d not implemented\n", id); break; + case WMI_10_4_UPDATE_STATS_EVENTID: + ath10k_wmi_event_update_stats(ar, skb); + break; default: ath10k_warn(ar, "Unknown eventid: %d\n", id); break; @@ -7022,6 +7146,90 @@ ath10k_wmi_op_gen_pdev_enable_adaptive_cca(struct ath10k *ar, u8 enable, return skb; } +void ath10k_wmi_10_4_op_fw_stats_fill(struct ath10k *ar, + struct ath10k_fw_stats *fw_stats, + char *buf) +{ + u32 len = 0; + u32 buf_len = ATH10K_FW_STATS_BUF_SIZE; + const struct ath10k_fw_stats_pdev *pdev; + const struct ath10k_fw_stats_vdev *vdev; + const struct ath10k_fw_stats_peer *peer; + size_t num_peers; + size_t num_vdevs; + + spin_lock_bh(&ar->data_lock); + + pdev = list_first_entry_or_null(&fw_stats->pdevs, + struct ath10k_fw_stats_pdev, list); + if (!pdev) { + ath10k_warn(ar, "failed to get pdev stats\n"); + goto unlock; + } + + num_peers = ath10k_wmi_fw_stats_num_peers(&fw_stats->peers); + num_vdevs = ath10k_wmi_fw_stats_num_vdevs(&fw_stats->vdevs); + + ath10k_wmi_fw_pdev_base_stats_fill(pdev, buf, &len); + ath10k_wmi_fw_pdev_extra_stats_fill(pdev, buf, &len); + ath10k_wmi_fw_pdev_tx_stats_fill(pdev, buf, &len); + + len += scnprintf(buf + len, buf_len - len, "%30s %10d\n", + "HW paused", pdev->hw_paused); + len += scnprintf(buf + len, buf_len - len, "%30s %10d\n", + "Seqs posted", pdev->seq_posted); + len += scnprintf(buf + len, buf_len - len, "%30s %10d\n", + "Seqs failed queueing", pdev->seq_failed_queueing); + len += scnprintf(buf + len, buf_len - len, "%30s %10d\n", + "Seqs completed", pdev->seq_completed); + len += scnprintf(buf + len, buf_len - len, "%30s %10d\n", + "Seqs restarted", pdev->seq_restarted); + len += scnprintf(buf + len, buf_len - len, "%30s %10d\n", + "MU Seqs posted", pdev->mu_seq_posted); + len += scnprintf(buf + len, buf_len - len, "%30s %10d\n", + "MPDUs SW flushed", pdev->mpdus_sw_flush); + len += scnprintf(buf + len, buf_len - len, "%30s %10d\n", + "MPDUs HW filtered", pdev->mpdus_hw_filter); + len += scnprintf(buf + len, buf_len - len, "%30s %10d\n", + "MPDUs truncated", pdev->mpdus_truncated); + len += scnprintf(buf + len, buf_len - len, "%30s %10d\n", + "MPDUs receive no ACK", pdev->mpdus_ack_failed); + len += scnprintf(buf + len, buf_len - len, "%30s %10d\n", + "MPDUs expired", pdev->mpdus_expired); + + ath10k_wmi_fw_pdev_rx_stats_fill(pdev, buf, &len); + len += scnprintf(buf + len, buf_len - len, "%30s %10d\n", + "Num Rx Overflow errors", pdev->rx_ovfl_errs); + + len += scnprintf(buf + len, buf_len - len, "\n"); + len += scnprintf(buf + len, buf_len - len, "%30s (%zu)\n", + "ath10k VDEV stats", num_vdevs); + len += scnprintf(buf + len, buf_len - len, "%30s\n\n", + "================="); + + list_for_each_entry(vdev, &fw_stats->vdevs, list) { + ath10k_wmi_fw_vdev_stats_fill(vdev, buf, &len); + } + + len += scnprintf(buf + len, buf_len - len, "\n"); + len += scnprintf(buf + len, buf_len - len, "%30s (%zu)\n", + "ath10k PEER stats", num_peers); + len += scnprintf(buf + len, buf_len - len, "%30s\n\n", + "================="); + + list_for_each_entry(peer, &fw_stats->peers, list) { + ath10k_wmi_fw_peer_stats_fill(peer, buf, &len); + } + +unlock: + spin_unlock_bh(&ar->data_lock); + + if (len >= buf_len) + buf[len - 1] = 0; + else + buf[len] = 0; +} + static const struct wmi_ops wmi_ops = { .rx = ath10k_wmi_op_rx, .map_svc = wmi_main_svc_map, @@ -7292,6 +7500,7 @@ static const struct wmi_ops wmi_10_4_ops = { .rx = ath10k_wmi_10_4_op_rx, .map_svc = wmi_10_4_svc_map, + .pull_fw_stats = ath10k_wmi_10_4_op_pull_fw_stats, .pull_scan = ath10k_wmi_op_pull_scan_ev, .pull_mgmt_rx = ath10k_wmi_10_4_op_pull_mgmt_rx_ev, .pull_ch_info = ath10k_wmi_10_4_op_pull_ch_info_ev, @@ -7341,9 +7550,11 @@ static const struct wmi_ops wmi_10_4_ops = { .gen_addba_send = ath10k_wmi_op_gen_addba_send, .gen_addba_set_resp = ath10k_wmi_op_gen_addba_set_resp, .gen_delba_send = ath10k_wmi_op_gen_delba_send, + .fw_stats_fill = ath10k_wmi_10_4_op_fw_stats_fill, /* shared with 10.2 */ .gen_peer_assoc = ath10k_wmi_10_2_op_gen_peer_assoc, + .gen_request_stats = ath10k_wmi_op_gen_request_stats, }; int ath10k_wmi_attach(struct ath10k *ar) diff --git a/drivers/net/wireless/ath/ath10k/wmi.h b/drivers/net/wireless/ath/ath10k/wmi.h index c6718e7422f5..72a4ef709577 100644 --- a/drivers/net/wireless/ath/ath10k/wmi.h +++ b/drivers/net/wireless/ath/ath10k/wmi.h @@ -3866,6 +3866,111 @@ struct wmi_pdev_stats_tx { __le32 txop_ovf; } __packed; +struct wmi_10_4_pdev_stats_tx { + /* Num HTT cookies queued to dispatch list */ + __le32 comp_queued; + + /* Num HTT cookies dispatched */ + __le32 comp_delivered; + + /* Num MSDU queued to WAL */ + __le32 msdu_enqued; + + /* Num MPDU queue to WAL */ + __le32 mpdu_enqued; + + /* Num MSDUs dropped by WMM limit */ + __le32 wmm_drop; + + /* Num Local frames queued */ + __le32 local_enqued; + + /* Num Local frames done */ + __le32 local_freed; + + /* Num queued to HW */ + __le32 hw_queued; + + /* Num PPDU reaped from HW */ + __le32 hw_reaped; + + /* Num underruns */ + __le32 underrun; + + /* HW Paused. */ + __le32 hw_paused; + + /* Num PPDUs cleaned up in TX abort */ + __le32 tx_abort; + + /* Num MPDUs requed by SW */ + __le32 mpdus_requed; + + /* excessive retries */ + __le32 tx_ko; + + /* data hw rate code */ + __le32 data_rc; + + /* Scheduler self triggers */ + __le32 self_triggers; + + /* frames dropped due to excessive sw retries */ + __le32 sw_retry_failure; + + /* illegal rate phy errors */ + __le32 illgl_rate_phy_err; + + /* wal pdev continuous xretry */ + __le32 pdev_cont_xretry; + + /* wal pdev tx timeouts */ + __le32 pdev_tx_timeout; + + /* wal pdev resets */ + __le32 pdev_resets; + + /* frames dropped due to non-availability of stateless TIDs */ + __le32 stateless_tid_alloc_failure; + + __le32 phy_underrun; + + /* MPDU is more than txop limit */ + __le32 txop_ovf; + + /* Number of Sequences posted */ + __le32 seq_posted; + + /* Number of Sequences failed queueing */ + __le32 seq_failed_queueing; + + /* Number of Sequences completed */ + __le32 seq_completed; + + /* Number of Sequences restarted */ + __le32 seq_restarted; + + /* Number of MU Sequences posted */ + __le32 mu_seq_posted; + + /* Num MPDUs flushed by SW, HWPAUSED,SW TXABORT(Reset,channel change) */ + __le32 mpdus_sw_flush; + + /* Num MPDUs filtered by HW, all filter condition (TTL expired) */ + __le32 mpdus_hw_filter; + + /* Num MPDUs truncated by PDG + * (TXOP, TBTT, PPDU_duration based on rate, dyn_bw) + */ + __le32 mpdus_truncated; + + /* Num MPDUs that was tried but didn't receive ACK or BA */ + __le32 mpdus_ack_failed; + + /* Num MPDUs that was dropped due to expiry. */ + __le32 mpdus_expired; +} __packed; + struct wmi_pdev_stats_rx { /* Cnts any change in ring routing mid-ppdu */ __le32 mid_ppdu_route_change; @@ -4039,6 +4144,16 @@ struct wmi_10_2_pdev_stats { struct wmi_pdev_stats_extra extra; } __packed; +struct wmi_10_4_pdev_stats { + struct wmi_pdev_stats_base base; + struct wmi_10_4_pdev_stats_tx tx; + struct wmi_pdev_stats_rx rx; + __le32 rx_ovfl_errs; + struct wmi_pdev_stats_mem mem; + __le32 sram_free_size; + struct wmi_pdev_stats_extra extra; +} __packed; + /* * VDEV statistics * TODO: add all VDEV stats here @@ -4080,6 +4195,23 @@ struct wmi_10_2_4_peer_stats { __le32 unknown_value; /* FIXME: what is this word? */ } __packed; +struct wmi_10_4_peer_stats { + struct wmi_mac_addr peer_macaddr; + __le32 peer_rssi; + __le32 peer_rssi_seq_num; + __le32 peer_tx_rate; + __le32 peer_rx_rate; + __le32 current_per; + __le32 retries; + __le32 tx_rate_count; + __le32 max_4ms_frame_len; + __le32 total_sub_frames; + __le32 tx_bytes; + __le32 num_pkt_loss_overflow[4]; + __le32 num_pkt_loss_excess_retry[4]; + __le32 peer_rssi_changed; +} __packed; + struct wmi_10_2_pdev_ext_stats { __le32 rx_rssi_comb; __le32 rx_rssi[4]; @@ -6201,5 +6333,8 @@ void ath10k_wmi_10x_op_fw_stats_fill(struct ath10k *ar, char *buf); size_t ath10k_wmi_fw_stats_num_peers(struct list_head *head); size_t ath10k_wmi_fw_stats_num_vdevs(struct list_head *head); +void ath10k_wmi_10_4_op_fw_stats_fill(struct ath10k *ar, + struct ath10k_fw_stats *fw_stats, + char *buf); #endif /* _WMI_H_ */ -- 2.30.2