From patchwork Tue Feb 4 15:11:33 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: John Crispin X-Patchwork-Id: 11364817 X-Patchwork-Delegate: kvalo@adurom.com Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 024CF138D for ; Tue, 4 Feb 2020 15:11:41 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id D62712087E for ; Tue, 4 Feb 2020 15:11:40 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727331AbgBDPLk (ORCPT ); Tue, 4 Feb 2020 10:11:40 -0500 Received: from nbd.name ([46.4.11.11]:41004 "EHLO nbd.name" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727296AbgBDPLk (ORCPT ); Tue, 4 Feb 2020 10:11:40 -0500 Received: from [149.224.158.146] (helo=bertha.datto.lan) by ds12 with esmtpa (Exim 4.89) (envelope-from ) id 1iyzrV-00078y-2y; Tue, 04 Feb 2020 16:11:37 +0100 From: John Crispin To: Kalle Valo Cc: linux-wireless@vger.kernel.org, ath11k@lists.infradead.org, John Crispin Subject: [RESEND V2 2/4] ath11k: add HE rate accounting to driver Date: Tue, 4 Feb 2020 16:11:33 +0100 Message-Id: <20200204151135.25302-2-john@phrozen.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20200204151135.25302-1-john@phrozen.org> References: <20200204151135.25302-1-john@phrozen.org> MIME-Version: 1.0 Sender: linux-wireless-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org Parse and store the out-of-band rates reported by the FW. Signed-off-by: John Crispin --- drivers/net/wireless/ath/ath11k/core.h | 2 + drivers/net/wireless/ath/ath11k/debugfs_sta.c | 7 +++ drivers/net/wireless/ath/ath11k/dp.h | 9 ++++ drivers/net/wireless/ath/ath11k/dp_rx.c | 48 +++++++++++++++++-- drivers/net/wireless/ath/ath11k/dp_tx.c | 1 + drivers/net/wireless/ath/ath11k/hal_rx.c | 13 +++-- drivers/net/wireless/ath/ath11k/hal_rx.h | 30 ++++++++++++ drivers/net/wireless/ath/ath11k/rx_desc.h | 8 ++++ 8 files changed, 112 insertions(+), 6 deletions(-) diff --git a/drivers/net/wireless/ath/ath11k/core.h b/drivers/net/wireless/ath/ath11k/core.h index 66f09056c01b..80414b2fa4db 100644 --- a/drivers/net/wireless/ath/ath11k/core.h +++ b/drivers/net/wireless/ath/ath11k/core.h @@ -248,6 +248,8 @@ struct ath11k_rx_peer_stats { u64 pream_cnt[HAL_RX_PREAMBLE_MAX]; u64 reception_type[HAL_RX_RECEPTION_TYPE_MAX]; u64 rx_duration; + u64 dcm_count; + u64 ru_alloc_cnt[HAL_RX_RU_ALLOC_TYPE_MAX]; }; #define ATH11K_HE_MCS_NUM 12 diff --git a/drivers/net/wireless/ath/ath11k/debugfs_sta.c b/drivers/net/wireless/ath/ath11k/debugfs_sta.c index 743760c9bcae..bdfc22915d51 100644 --- a/drivers/net/wireless/ath/ath11k/debugfs_sta.c +++ b/drivers/net/wireless/ath/ath11k/debugfs_sta.c @@ -379,6 +379,13 @@ static ssize_t ath11k_dbg_sta_dump_rx_stats(struct file *file, len += scnprintf(buf + len, size - len, "%llu ", rx_stats->nss_count[i]); len += scnprintf(buf + len, size - len, "\nRX Duration:%llu ", rx_stats->rx_duration); + len += scnprintf(buf + len, size - len, + "\nDCM: %llu\nRU: 26 %llu 52: %llu 106: %llu 242: %llu 484: %llu 996: %llu\n", + rx_stats->dcm_count, rx_stats->ru_alloc_cnt[0], + rx_stats->ru_alloc_cnt[1], rx_stats->ru_alloc_cnt[2], + rx_stats->ru_alloc_cnt[3], rx_stats->ru_alloc_cnt[4], + rx_stats->ru_alloc_cnt[5]); + len += scnprintf(buf + len, size - len, "\n"); spin_unlock_bh(&ar->ab->base_lock); diff --git a/drivers/net/wireless/ath/ath11k/dp.h b/drivers/net/wireless/ath/ath11k/dp.h index 6ef5be4201b2..3592c39f84de 100644 --- a/drivers/net/wireless/ath/ath11k/dp.h +++ b/drivers/net/wireless/ath/ath11k/dp.h @@ -1066,6 +1066,13 @@ struct htt_ppdu_stats_common { u16 bw_mhz; } __packed; +enum htt_ppdu_stats_gi { + HTT_PPDU_STATS_SGI_0_8_US, + HTT_PPDU_STATS_SGI_0_4_US, + HTT_PPDU_STATS_SGI_1_6_US, + HTT_PPDU_STATS_SGI_3_2_US, +}; + #define HTT_PPDU_STATS_USER_RATE_INFO0_USER_POS_M GENMASK(3, 0) #define HTT_PPDU_STATS_USER_RATE_INFO0_MU_GROUP_ID_M GENMASK(11, 4) @@ -1094,6 +1101,8 @@ struct htt_ppdu_stats_common { FIELD_GET(HTT_PPDU_STATS_USER_RATE_FLAGS_MCS_M, _val) #define HTT_USR_RATE_GI(_val) \ FIELD_GET(HTT_PPDU_STATS_USER_RATE_FLAGS_GI_M, _val) +#define HTT_USR_RATE_DCM(_val) \ + FIELD_GET(HTT_PPDU_STATS_USER_RATE_FLAGS_DCM_M, _val) #define HTT_PPDU_STATS_USER_RATE_RESP_FLAGS_LTF_SIZE_M GENMASK(1, 0) #define HTT_PPDU_STATS_USER_RATE_RESP_FLAGS_STBC_M BIT(2) diff --git a/drivers/net/wireless/ath/ath11k/dp_rx.c b/drivers/net/wireless/ath/ath11k/dp_rx.c index 1ff4d55c0a5c..9cf331bdcf16 100644 --- a/drivers/net/wireless/ath/ath11k/dp_rx.c +++ b/drivers/net/wireless/ath/ath11k/dp_rx.c @@ -1028,6 +1028,25 @@ int ath11k_dp_htt_tlv_iter(struct ath11k_base *ab, const void *ptr, size_t len, return 0; } +static inline u32 ath11k_he_gi_to_nl80211_he_gi(u8 sgi) +{ + u32 ret = 0; + + switch (sgi) { + case RX_MSDU_START_SGI_0_8_US: + ret = NL80211_RATE_INFO_HE_GI_0_8; + break; + case RX_MSDU_START_SGI_1_6_US: + ret = NL80211_RATE_INFO_HE_GI_1_6; + break; + case RX_MSDU_START_SGI_3_2_US: + ret = NL80211_RATE_INFO_HE_GI_3_2; + break; + } + + return ret; +} + static void ath11k_update_per_peer_tx_stats(struct ath11k *ar, struct htt_ppdu_stats *ppdu_stats, u8 user) @@ -1041,7 +1060,7 @@ ath11k_update_per_peer_tx_stats(struct ath11k *ar, struct htt_ppdu_user_stats *usr_stats = &ppdu_stats->user_stats[user]; struct htt_ppdu_stats_common *common = &ppdu_stats->common; int ret; - u8 flags, mcs, nss, bw, sgi, rate_idx = 0; + u8 flags, mcs, nss, bw, sgi, dcm, rate_idx = 0; u32 succ_bytes = 0; u16 rate = 0, succ_pkts = 0; u32 tx_duration = 0; @@ -1076,18 +1095,29 @@ ath11k_update_per_peer_tx_stats(struct ath11k *ar, nss = HTT_USR_RATE_NSS(user_rate->rate_flags) + 1; mcs = HTT_USR_RATE_MCS(user_rate->rate_flags); sgi = HTT_USR_RATE_GI(user_rate->rate_flags); + dcm = HTT_USR_RATE_DCM(user_rate->rate_flags); /* Note: If host configured fixed rates and in some other special * cases, the broadcast/management frames are sent in different rates. * Firmware rate's control to be skipped for this? */ - if (flags == WMI_RATE_PREAMBLE_VHT && mcs > 9) { + if (flags == WMI_RATE_PREAMBLE_HE && mcs > 11) { + ath11k_warn(ab, "Invalid HE mcs %hhd peer stats", mcs); + return; + } + + if (flags == WMI_RATE_PREAMBLE_HE && mcs > ATH11K_HE_MCS_MAX) { + ath11k_warn(ab, "Invalid HE mcs %hhd peer stats", mcs); + return; + } + + if (flags == WMI_RATE_PREAMBLE_VHT && mcs > ATH11K_VHT_MCS_MAX) { ath11k_warn(ab, "Invalid VHT mcs %hhd peer stats", mcs); return; } - if (flags == WMI_RATE_PREAMBLE_HT && (mcs > 7 || nss < 1)) { + if (flags == WMI_RATE_PREAMBLE_HT && (mcs > ATH11K_HT_MCS_MAX || nss < 1)) { ath11k_warn(ab, "Invalid HT mcs %hhd nss %hhd peer stats", mcs, nss); return; @@ -1136,6 +1166,15 @@ ath11k_update_per_peer_tx_stats(struct ath11k *ar, if (sgi) arsta->txrate.flags |= RATE_INFO_FLAGS_SHORT_GI; break; + case WMI_RATE_PREAMBLE_HE: + arsta->txrate.mcs = mcs; + arsta->txrate.flags = RATE_INFO_FLAGS_HE_MCS; + arsta->txrate.he_dcm = dcm; + arsta->txrate.he_gi = ath11k_he_gi_to_nl80211_he_gi(sgi); + arsta->txrate.he_ru_alloc = ath11k_he_ru_tones_to_nl80211_he_ru_alloc( + (user_rate->ru_end - + user_rate->ru_start) + 1); + break; } arsta->txrate.nss = nss; @@ -1941,6 +1980,7 @@ static void ath11k_dp_rx_h_rate(struct ath11k *ar, struct hal_rx_desc *rx_desc, } rx_status->encoding = RX_ENC_HE; rx_status->nss = nss; + rx_status->he_gi = ath11k_he_gi_to_nl80211_he_gi(sgi); rx_status->bw = ath11k_mac_bw_to_mac80211_bw(bw); break; } @@ -2364,6 +2404,8 @@ static void ath11k_dp_rx_update_peer_stats(struct ath11k_sta *arsta, rx_stats->num_mpdu_fcs_ok += ppdu_info->num_mpdu_fcs_ok; rx_stats->num_mpdu_fcs_err += ppdu_info->num_mpdu_fcs_err; + rx_stats->dcm_count += ppdu_info->dcm; + rx_stats->ru_alloc_cnt[ppdu_info->ru_alloc] += num_msdu; arsta->rssi_comb = ppdu_info->rssi_comb; rx_stats->rx_duration += ppdu_info->rx_duration; diff --git a/drivers/net/wireless/ath/ath11k/dp_tx.c b/drivers/net/wireless/ath/ath11k/dp_tx.c index 95d9fe759e0f..7b532bf9acd8 100644 --- a/drivers/net/wireless/ath/ath11k/dp_tx.c +++ b/drivers/net/wireless/ath/ath11k/dp_tx.c @@ -7,6 +7,7 @@ #include "dp_tx.h" #include "debug.h" #include "hw.h" +#include "peer.h" /* NOTE: Any of the mapped ring id value must not exceed DP_TCL_NUM_RING_MAX */ static const u8 diff --git a/drivers/net/wireless/ath/ath11k/hal_rx.c b/drivers/net/wireless/ath/ath11k/hal_rx.c index 9e0f8064e427..58c57f91b672 100644 --- a/drivers/net/wireless/ath/ath11k/hal_rx.c +++ b/drivers/net/wireless/ath/ath11k/hal_rx.c @@ -1001,6 +1001,7 @@ ath11k_hal_rx_parse_mon_status_tlv(struct ath11k_base *ab, } ppdu_info->nss = nsts + 1; + ppdu_info->dcm = dcm; ppdu_info->reception_type = HAL_RX_RECEPTION_TYPE_SU; break; } @@ -1038,9 +1039,15 @@ ath11k_hal_rx_parse_mon_status_tlv(struct ath11k_base *ab, break; } case HAL_PHYRX_HE_SIG_B1_MU: { - /* TODO: Check if resource unit(RU) allocation stats - * are required - */ + struct hal_rx_he_sig_b1_mu_info *he_sig_b1_mu = + (struct hal_rx_he_sig_b1_mu_info *)tlv_data; + u16 ru_tones; + + info0 = __le32_to_cpu(he_sig_b1_mu->info0); + + ru_tones = FIELD_GET(HAL_RX_HE_SIG_B1_MU_INFO_INFO0_RU_ALLOCATION, + info0); + ppdu_info->ru_alloc = ath11k_he_ru_tones_to_nl80211_he_ru_alloc(ru_tones); ppdu_info->reception_type = HAL_RX_RECEPTION_TYPE_MU_MIMO; break; } diff --git a/drivers/net/wireless/ath/ath11k/hal_rx.h b/drivers/net/wireless/ath/ath11k/hal_rx.h index bb022c781c48..e863e4abfcc1 100644 --- a/drivers/net/wireless/ath/ath11k/hal_rx.h +++ b/drivers/net/wireless/ath/ath11k/hal_rx.h @@ -99,6 +99,8 @@ struct hal_rx_mon_ppdu_info { u8 beamformed; u8 rssi_comb; u8 tid; + u8 dcm; + u8 ru_alloc; u8 reception_type; u64 rx_duration; }; @@ -325,6 +327,34 @@ enum hal_rx_mon_status ath11k_hal_rx_parse_mon_status(struct ath11k_base *ab, struct hal_rx_mon_ppdu_info *ppdu_info, struct sk_buff *skb); + +static inline u32 ath11k_he_ru_tones_to_nl80211_he_ru_alloc(u16 ru_tones) +{ + u32 ret = 0; + + switch (ru_tones) { + case RU_26: + ret = NL80211_RATE_INFO_HE_RU_ALLOC_26; + break; + case RU_52: + ret = NL80211_RATE_INFO_HE_RU_ALLOC_52; + break; + case RU_106: + ret = NL80211_RATE_INFO_HE_RU_ALLOC_106; + break; + case RU_242: + ret = NL80211_RATE_INFO_HE_RU_ALLOC_242; + break; + case RU_484: + ret = NL80211_RATE_INFO_HE_RU_ALLOC_484; + break; + case RU_996: + ret = NL80211_RATE_INFO_HE_RU_ALLOC_996; + break; + } + return ret; +} + #define REO_QUEUE_DESC_MAGIC_DEBUG_PATTERN_0 0xDDBEEF #define REO_QUEUE_DESC_MAGIC_DEBUG_PATTERN_1 0xADBEEF #define REO_QUEUE_DESC_MAGIC_DEBUG_PATTERN_2 0xBDBEEF diff --git a/drivers/net/wireless/ath/ath11k/rx_desc.h b/drivers/net/wireless/ath/ath11k/rx_desc.h index a5aff801f17f..4d586fd1f872 100644 --- a/drivers/net/wireless/ath/ath11k/rx_desc.h +++ b/drivers/net/wireless/ath/ath11k/rx_desc.h @@ -1209,4 +1209,12 @@ struct hal_rx_desc { u8 msdu_payload[0]; } __packed; +#define HAL_RX_RU_ALLOC_TYPE_MAX 6 +#define RU_26 1 +#define RU_52 2 +#define RU_106 4 +#define RU_242 9 +#define RU_484 18 +#define RU_996 37 + #endif /* ATH11K_RX_DESC_H */