From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-12.7 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,UNPARSEABLE_RELAY, URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 11770C43457 for ; Mon, 12 Oct 2020 12:56:34 +0000 (UTC) Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 978CC21BE5 for ; Mon, 12 Oct 2020 12:56:33 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="Sd6G/vrH"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=mediatek.com header.i=@mediatek.com header.b="qiMDbqnx" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 978CC21BE5 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=mediatek.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=merlin.20170209; h=Sender:Content-Transfer-Encoding: Content-Type:Cc:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To:Message-ID:Date: Subject:To:From:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=NtP/aBJlZ6oP4vcu6NHoduvgyp83mJW5JgsPJJoQO5U=; b=Sd6G/vrH8xz22dyJeOIry3Lga hWuY6mIAy+mh4cyDiwi8VoiFrFxMkOsmfkSI9bzIdwWNLWavKrI2Jghl9KxlBHjkzxrJ0BGJ1sP0L yErmxPLPNOIUBclBb+gk6cmZP7fmZhqROaCdW1UEILSIGHfg+ZSA/8T7VIi8n6QPHdp0XBnXkbLv5 1nxWZCOzBcErtppVL7bv4RLUy+ZmRliuF5jsBsiwAG5ElvUW9+qkWNIQCIqUvNeVjHYpouVPT0i30 ZYKfSDBqskR4s0zmuYH4oI2GCQ8RwRAyASLxyBSg2C3uOnk8TB0TpH8BpYnfO5+dXVqml9fxqlzUk Z9NihuTsQ==; Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1kRxNI-0000TB-UJ; Mon, 12 Oct 2020 12:56:24 +0000 Received: from mailgw02.mediatek.com ([216.200.240.185]) by merlin.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1kRxN8-0000II-3B for linux-mediatek@lists.infradead.org; Mon, 12 Oct 2020 12:56:19 +0000 X-UUID: 569b40b07b884f57bb53a9fdfd38bb2e-20201012 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=mediatek.com; s=dk; h=Content-Transfer-Encoding:Content-Type:MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:CC:To:From; bh=HtPG+lg+u0TnPb4iEJYLRcPdOAgzljb2iTR7oz5/DLo=; b=qiMDbqnxWRNVoJkppDnbMcX/7RTBU4OSqtQuE0HsKdfu/JI4qu859DLVpwFUdSXYjAqppZWiQI8gj5rXwnky9B+9fcUIACjKHzVSDNTVQ8o9z7V1r5R4ZmAjrRvf2pJpomB4Y8llsVe8L0u6LuUqWhQLZS1Yy/TRXKRM2kT3Tb8=; X-UUID: 569b40b07b884f57bb53a9fdfd38bb2e-20201012 Received: from mtkcas68.mediatek.inc [(172.29.94.19)] by mailgw02.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLSv1.2 ECDHE-RSA-AES256-SHA384 256/256) with ESMTP id 42958656; Mon, 12 Oct 2020 04:56:07 -0800 Received: from MTKMBS02N2.mediatek.inc (172.21.101.101) by MTKMBS62DR.mediatek.inc (172.29.94.18) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Mon, 12 Oct 2020 05:56:05 -0700 Received: from mtkcas08.mediatek.inc (172.21.101.126) by mtkmbs02n2.mediatek.inc (172.21.101.101) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Mon, 12 Oct 2020 20:55:56 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by mtkcas08.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Mon, 12 Oct 2020 20:55:56 +0800 From: Shayne Chen To: Felix Fietkau Subject: [PATCH v3 08/10] mt76: mt7915: implement testmode rx support Date: Mon, 12 Oct 2020 20:54:01 +0800 Message-ID: <20201012125403.8608-8-shayne.chen@mediatek.com> X-Mailer: git-send-email 2.18.0 In-Reply-To: <20201012125403.8608-1-shayne.chen@mediatek.com> References: <20201012125403.8608-1-shayne.chen@mediatek.com> MIME-Version: 1.0 X-TM-SNTS-SMTP: 76F146419BF2D9F78B941CD21DB1EA2E304AB2D10C496131551B51E19DFFF3942000:8 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20201012_085614_351844_E63247C3 X-CRM114-Status: GOOD ( 19.08 ) X-BeenThere: linux-mediatek@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Ryder Lee , Evelyn Tsai , linux-wireless , linux-mediatek , Lorenzo Bianconi , Shayne Chen Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.org Support testmode rx and display rx statistic by parsing RXV packet type, which is currently only enabled in testmode. Reviewed-by: Ryder Lee Signed-off-by: Shayne Chen --- v2: change last_snr to u8 v3: use nla_put_u8 for MT76_TM_RX_ATTR_SNR change snr variable type to u8 in mt7915_mac_fill_rx_vector .../net/wireless/mediatek/mt76/mt7915/dma.c | 3 + .../net/wireless/mediatek/mt76/mt7915/mac.c | 38 ++++++++ .../net/wireless/mediatek/mt76/mt7915/mac.h | 5 + .../net/wireless/mediatek/mt76/mt7915/mcu.h | 1 + .../wireless/mediatek/mt76/mt7915/mt7915.h | 7 ++ .../wireless/mediatek/mt76/mt7915/testmode.c | 97 +++++++++++++++++++ .../wireless/mediatek/mt76/mt7915/testmode.h | 30 ++++++ 7 files changed, 181 insertions(+) diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/dma.c b/drivers/net/wireless/mediatek/mt76/mt7915/dma.c index cfa12c4..e14814d 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7915/dma.c +++ b/drivers/net/wireless/mediatek/mt76/mt7915/dma.c @@ -61,6 +61,9 @@ void mt7915_queue_rx_skb(struct mt76_dev *mdev, enum mt76_rxq_id q, case PKT_TYPE_RX_EVENT: mt7915_mcu_rx_event(dev, skb); break; + case PKT_TYPE_TXRXV: + mt7915_mac_fill_rx_vector(dev, skb); + break; case PKT_TYPE_NORMAL: if (!mt7915_mac_fill_rx(dev, skb)) { mt76_rx(&dev->mt76, q, skb); diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/mac.c b/drivers/net/wireless/mediatek/mt76/mt7915/mac.c index e03e12f..7bfdf54 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7915/mac.c +++ b/drivers/net/wireless/mediatek/mt76/mt7915/mac.c @@ -562,6 +562,44 @@ int mt7915_mac_fill_rx(struct mt7915_dev *dev, struct sk_buff *skb) return 0; } +void mt7915_mac_fill_rx_vector(struct mt7915_dev *dev, struct sk_buff *skb) +{ +#ifdef CONFIG_NL80211_TESTMODE + __le32 *rxd = (__le32 *)skb->data; + __le32 *rxv = rxd + 4; + u32 rcpi, ib_rssi, wb_rssi, v20, v21; + s32 foe; + u8 snr; + int i; + + rcpi = le32_to_cpu(rxv[6]); + ib_rssi = le32_to_cpu(rxv[7]); + wb_rssi = le32_to_cpu(rxv[8]) >> 5; + + for (i = 0; i < 4; i++, rcpi >>= 8, ib_rssi >>= 8, wb_rssi >>= 9) { + if (i == 3) + wb_rssi = le32_to_cpu(rxv[9]); + + dev->test.last_rcpi[i] = rcpi & 0xff; + dev->test.last_ib_rssi[i] = ib_rssi & 0xff; + dev->test.last_wb_rssi[i] = wb_rssi & 0xff; + } + + v20 = le32_to_cpu(rxv[20]); + v21 = le32_to_cpu(rxv[21]); + + foe = FIELD_GET(MT_CRXV_FOE_LO, v20) | + (FIELD_GET(MT_CRXV_FOE_HI, v21) << MT_CRXV_FOE_SHIFT); + + snr = FIELD_GET(MT_CRXV_SNR, v20) - 16; + + dev->test.last_freq_offset = foe; + dev->test.last_snr = snr; + + dev_kfree_skb(skb); +#endif +} + static u16 mt7915_mac_tx_rate_val(struct mt76_phy *mphy, u8 mode, u8 rate_idx, u8 nss, u8 stbc, u8 *bw) diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/mac.h b/drivers/net/wireless/mediatek/mt76/mt7915/mac.h index 0921b6f..d420392 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7915/mac.h +++ b/drivers/net/wireless/mediatek/mt76/mt7915/mac.h @@ -128,6 +128,11 @@ enum rx_pkt_type { #define MT_CRXV_HE_BEAM_CHNG BIT(13) #define MT_CRXV_HE_DOPPLER BIT(16) +#define MT_CRXV_SNR GENMASK(18, 13) +#define MT_CRXV_FOE_LO GENMASK(31, 19) +#define MT_CRXV_FOE_HI GENMASK(6, 0) +#define MT_CRXV_FOE_SHIFT 13 + enum tx_header_format { MT_HDR_FORMAT_802_3, MT_HDR_FORMAT_CMD, diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/mcu.h b/drivers/net/wireless/mediatek/mt76/mt7915/mcu.h index 0a7e9d2..89453a6 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7915/mcu.h +++ b/drivers/net/wireless/mediatek/mt76/mt7915/mcu.h @@ -48,6 +48,7 @@ enum { enum { MCU_ATE_SET_TRX = 0x1, + MCU_ATE_SET_RX_FILTER = 0x3, }; struct mt7915_mcu_rxd { diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/mt7915.h b/drivers/net/wireless/mediatek/mt76/mt7915/mt7915.h index 6735915..fd7de79 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7915/mt7915.h +++ b/drivers/net/wireless/mediatek/mt76/mt7915/mt7915.h @@ -165,6 +165,12 @@ struct mt7915_dev { struct { u32 *reg_backup; + s32 last_freq_offset; + u8 last_rcpi[4]; + s8 last_ib_rssi[4]; + s8 last_wb_rssi[4]; + u8 last_snr; + u8 spe_idx; } test; #endif @@ -436,6 +442,7 @@ void mt7915_mac_write_txwi(struct mt7915_dev *dev, __le32 *txwi, struct ieee80211_key_conf *key, bool beacon); void mt7915_mac_set_timing(struct mt7915_phy *phy); int mt7915_mac_fill_rx(struct mt7915_dev *dev, struct sk_buff *skb); +void mt7915_mac_fill_rx_vector(struct mt7915_dev *dev, struct sk_buff *skb); void mt7915_mac_tx_free(struct mt7915_dev *dev, struct sk_buff *skb); int mt7915_mac_sta_add(struct mt76_dev *mdev, struct ieee80211_vif *vif, struct ieee80211_sta *sta); diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/testmode.c b/drivers/net/wireless/mediatek/mt76/mt7915/testmode.c index 5d95766..acab268 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7915/testmode.c +++ b/drivers/net/wireless/mediatek/mt76/mt7915/testmode.c @@ -113,6 +113,31 @@ mt7915_tm_reg_backup_restore(struct mt7915_dev *dev, struct mt7915_phy *phy) mt76_clear(dev, MT_TMAC_TCR0(0), MT_TMAC_TCR0_TBTT_STOP_CTRL); } +static int +mt7915_tm_config_rx_filter(struct mt7915_dev *dev, bool en) +{ + struct mt7915_tm_cmd req = { + .testmode_en = 1, + .param_idx = MCU_ATE_SET_RX_FILTER, + .param.filter.report_en = en, + .param.filter.band = 0, /* TODO: support dbdc */ + }; + __le32 mask = RX_FILTER_NOT_OWN_BTIM | + RX_FILTER_NOT_OWN_UCAST | + RX_FILTER_RTS | RX_FILTER_CTS | + RX_FILTER_CTRL_RSV | + RX_FILTER_BC_MC_BSSID_A2 | + RX_FILTER_BC_MC_BSSID_A3 | + RX_FILTER_BC_MC_OMAC_A3 | + RX_FILTER_PROTOCOL_VERSION | + RX_FILTER_FCS_ERR; + + req.param.filter.mask = cpu_to_le32(mask); + + return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_ATE_CTRL, &req, + sizeof(req), false); +} + static void mt7915_tm_init(struct mt7915_dev *dev) { @@ -124,6 +149,7 @@ mt7915_tm_init(struct mt7915_dev *dev) mt7915_tm_mode_ctrl(dev, en); mt7915_tm_reg_backup_restore(dev, &dev->phy); mt7915_tm_set_trx(dev, &dev->phy, TM_MAC_TXRX, !en); + mt7915_tm_config_rx_filter(dev, en); } static void @@ -156,6 +182,20 @@ mt7915_tm_set_tx_frames(struct mt7915_dev *dev, bool en) info->control.vif = dev->phy.monitor_vif; } +static void +mt7915_tm_set_rx_frames(struct mt7915_dev *dev, bool en) +{ + if (en) { + mutex_unlock(&dev->mt76.mutex); + mt7915_set_channel(&dev->phy); + mutex_lock(&dev->mt76.mutex); + + mt7915_mcu_set_chan_info(&dev->phy, MCU_EXT_CMD_SET_RX_PATH); + } + + mt7915_tm_set_trx(dev, &dev->phy, TM_MAC_RX_RXV, en); +} + static int mt7915_tm_set_state(struct mt76_dev *mdev, enum mt76_testmode_state state) { @@ -169,12 +209,69 @@ mt7915_tm_set_state(struct mt76_dev *mdev, enum mt76_testmode_state state) mt7915_tm_set_tx_frames(dev, false); else if (state == MT76_TM_STATE_TX_FRAMES) mt7915_tm_set_tx_frames(dev, true); + else if (prev_state == MT76_TM_STATE_RX_FRAMES) + mt7915_tm_set_rx_frames(dev, false); + else if (state == MT76_TM_STATE_RX_FRAMES) + mt7915_tm_set_rx_frames(dev, true); else if (prev_state == MT76_TM_STATE_OFF || state == MT76_TM_STATE_OFF) mt7915_tm_init(dev); return 0; } +static int +mt7915_tm_dump_stats(struct mt76_dev *mdev, struct sk_buff *msg) +{ + struct mt7915_dev *dev = container_of(mdev, struct mt7915_dev, mt76); + void *rx, *rssi; + int i; + + rx = nla_nest_start(msg, MT76_TM_STATS_ATTR_LAST_RX); + if (!rx) + return -ENOMEM; + + if (nla_put_s32(msg, MT76_TM_RX_ATTR_FREQ_OFFSET, dev->test.last_freq_offset)) + return -ENOMEM; + + rssi = nla_nest_start(msg, MT76_TM_RX_ATTR_RCPI); + if (!rssi) + return -ENOMEM; + + for (i = 0; i < ARRAY_SIZE(dev->test.last_rcpi); i++) + if (nla_put_u8(msg, i, dev->test.last_rcpi[i])) + return -ENOMEM; + + nla_nest_end(msg, rssi); + + rssi = nla_nest_start(msg, MT76_TM_RX_ATTR_IB_RSSI); + if (!rssi) + return -ENOMEM; + + for (i = 0; i < ARRAY_SIZE(dev->test.last_ib_rssi); i++) + if (nla_put_s8(msg, i, dev->test.last_ib_rssi[i])) + return -ENOMEM; + + nla_nest_end(msg, rssi); + + rssi = nla_nest_start(msg, MT76_TM_RX_ATTR_WB_RSSI); + if (!rssi) + return -ENOMEM; + + for (i = 0; i < ARRAY_SIZE(dev->test.last_wb_rssi); i++) + if (nla_put_s8(msg, i, dev->test.last_wb_rssi[i])) + return -ENOMEM; + + nla_nest_end(msg, rssi); + + if (nla_put_u8(msg, MT76_TM_RX_ATTR_SNR, dev->test.last_snr)) + return -ENOMEM; + + nla_nest_end(msg, rx); + + return 0; +} + const struct mt76_testmode_ops mt7915_testmode_ops = { .set_state = mt7915_tm_set_state, + .dump_stats = mt7915_tm_dump_stats, }; diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/testmode.h b/drivers/net/wireless/mediatek/mt76/mt7915/testmode.h index 04f4a2c..b344a64 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7915/testmode.h +++ b/drivers/net/wireless/mediatek/mt76/mt7915/testmode.h @@ -11,6 +11,15 @@ struct mt7915_tm_trx { u8 rsv; }; +struct mt7915_tm_rx_filter { + u8 promiscuous; + u8 report_en; + u8 band; + u8 _rsv; + __le32 mask; + u8 _rsv1[4]; +}; + struct mt7915_tm_cmd { u8 testmode_en; u8 param_idx; @@ -18,6 +27,7 @@ struct mt7915_tm_cmd { union { __le32 data; struct mt7915_tm_trx trx; + struct mt7915_tm_rx_filter filter; u8 test[72]; } param; } __packed; @@ -31,4 +41,24 @@ enum { TM_MAC_RX_RXV, }; +#define RX_FILTER_STBC_BCN_BC_MC BIT(0) +#define RX_FILTER_FCS_ERR BIT(1) +#define RX_FILTER_PROTOCOL_VERSION BIT(2) +#define RX_FILTER_PROB_REQ BIT(3) +#define RX_FILTER_MCAST BIT(4) +#define RX_FILTER_BCAST BIT(5) +#define RX_FILTER_MCAST_TABLE BIT(6) +#define RX_FILTER_BC_MC_OMAC_A3 BIT(7) +#define RX_FILTER_BC_MC_BSSID_A3 BIT(8) +#define RX_FILTER_BC_MC_BSSID_A2 BIT(9) +#define RX_FILTER_BCN_BSSID BIT(10) +#define RX_FILTER_CTRL_RSV BIT(11) +#define RX_FILTER_CTS BIT(12) +#define RX_FILTER_RTS BIT(13) +#define RX_FILTER_DUPLICATE BIT(14) +#define RX_FILTER_NOT_OWN_BSSID BIT(15) +#define RX_FILTER_NOT_OWN_UCAST BIT(16) +#define RX_FILTER_NOT_OWN_BTIM BIT(17) +#define RX_FILTER_NDPA BIT(18) + #endif -- 2.17.1 _______________________________________________ Linux-mediatek mailing list Linux-mediatek@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-mediatek