From patchwork Fri May 15 19:33:28 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ryder Lee X-Patchwork-Id: 11552935 X-Patchwork-Delegate: nbd@nbd.name 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 B3F76739 for ; Fri, 15 May 2020 19:33:40 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 9929820728 for ; Fri, 15 May 2020 19:33:40 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=mediatek.com header.i=@mediatek.com header.b="EUoGkRx4" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726204AbgEOTdj (ORCPT ); Fri, 15 May 2020 15:33:39 -0400 Received: from mailgw01.mediatek.com ([210.61.82.183]:57983 "EHLO mailgw01.mediatek.com" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S1726179AbgEOTdi (ORCPT ); Fri, 15 May 2020 15:33:38 -0400 X-UUID: c20e34c1cb3e4c64b97660c5b8c68620-20200516 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:Message-ID:Date:Subject:CC:To:From; bh=CME4YY1frgPQdT3pDkdrdyWqoLZQ9uQZzZZfXlQscn8=; b=EUoGkRx4/6Bk0z2uZEsbVgb4QyJzDm4ZLoR0zF/G72G6MvECtAkUTEFaJ3bPeIsq5lIb7BRDyzSXvY3zP9bioiXwmKtppS/mpjrZTfNgiXbbGGMpcP76z6xBFCdPZeV7ZMovYiWatki8mychXmvWSUIrSLqgTZ3jKYYYfI7iNdg=; X-UUID: c20e34c1cb3e4c64b97660c5b8c68620-20200516 Received: from mtkcas11.mediatek.inc [(172.21.101.40)] by mailgw01.mediatek.com (envelope-from ) (Cellopoint E-mail Firewall v4.1.10 Build 0809 with TLS) with ESMTP id 1904911880; Sat, 16 May 2020 03:33:34 +0800 Received: from mtkcas08.mediatek.inc (172.21.101.126) by mtkmbs08n1.mediatek.inc (172.21.101.55) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Sat, 16 May 2020 03:33:28 +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; Sat, 16 May 2020 03:33:28 +0800 From: Ryder Lee To: Felix Fietkau , Lorenzo Bianconi CC: Shayne Chen , Sean Wang , , , Ryder Lee Subject: [PATCH] mt76: mt7915: add spatial reuse support Date: Sat, 16 May 2020 03:33:28 +0800 Message-ID: X-Mailer: git-send-email 2.18.0 MIME-Version: 1.0 X-MTK: N Sender: linux-wireless-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org Enable or disable OBSS PD when the bss config changes or we assoc to an AP that broadcasts the IE. With this patch, we can get ~20% gain in OBSS OTA environment. Tested-by: Evelyn Tsai Signed-off-by: Ryder Lee --- .../net/wireless/mediatek/mt76/mt7915/main.c | 7 +++++- .../net/wireless/mediatek/mt76/mt7915/mcu.c | 25 +++++++++++++++++++ .../net/wireless/mediatek/mt76/mt7915/mcu.h | 1 + .../wireless/mediatek/mt76/mt7915/mt7915.h | 2 ++ 4 files changed, 34 insertions(+), 1 deletion(-) diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/main.c b/drivers/net/wireless/mediatek/mt76/mt7915/main.c index 98567374c2c9..e045dc234100 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7915/main.c +++ b/drivers/net/wireless/mediatek/mt76/mt7915/main.c @@ -437,8 +437,10 @@ static void mt7915_bss_info_changed(struct ieee80211_hw *hw, mt7915_mcu_add_sta(dev, vif, NULL, join); } - if (changed & BSS_CHANGED_ASSOC) + if (changed & BSS_CHANGED_ASSOC) { mt7915_mcu_add_bss_info(phy, vif, info->assoc); + mt7915_mcu_add_obss_spr(dev, vif, info->he_obss_pd.enable); + } if (changed & BSS_CHANGED_ERP_SLOT) { int slottime = info->use_short_slot ? 9 : 20; @@ -458,6 +460,9 @@ static void mt7915_bss_info_changed(struct ieee80211_hw *hw, if (changed & (BSS_CHANGED_QOS | BSS_CHANGED_BEACON_ENABLED)) mt7915_mcu_set_tx(dev, vif); + if (changed & BSS_CHANGED_HE_OBSS_PD) + mt7915_mcu_add_obss_spr(dev, vif, info->he_obss_pd.enable); + if (changed & (BSS_CHANGED_BEACON | BSS_CHANGED_BEACON_ENABLED)) mt7915_mcu_add_beacon(hw, vif, info->enable_beacon); diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c b/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c index f00ad2b66761..2260d656b4bb 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c +++ b/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c @@ -3159,3 +3159,28 @@ int mt7915_mcu_set_txbf_sounding(struct mt7915_dev *dev) return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_TXBF_ACTION, &req, sizeof(req), true); } + +int mt7915_mcu_add_obss_spr(struct mt7915_dev *dev, struct ieee80211_vif *vif, + bool enable) +{ +#define MT_SPR_ENABLE 1 + struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv; + struct { + u8 action; + u8 arg_num; + u8 band_idx; + u8 status; + u8 drop_tx_idx; + u8 sta_idx; /* 256 sta */ + u8 rsv[2]; + u32 val; + } __packed req = { + .action = MT_SPR_ENABLE, + .arg_num = 1, + .band_idx = mvif->band_idx, + .val = enable, + }; + + return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_SET_SPR, + &req, sizeof(req), true); +} diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/mcu.h b/drivers/net/wireless/mediatek/mt76/mt7915/mcu.h index 34ace6e672d0..c241dd7c4c36 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7915/mcu.h +++ b/drivers/net/wireless/mediatek/mt76/mt7915/mcu.h @@ -212,6 +212,7 @@ enum { MCU_EXT_CMD_RATE_CTRL = 0x87, MCU_EXT_CMD_FW_DBG_CTRL = 0x95, MCU_EXT_CMD_SET_RDD_TH = 0x9d, + MCU_EXT_CMD_SET_SPR = 0xa8, }; enum { diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/mt7915.h b/drivers/net/wireless/mediatek/mt76/mt7915/mt7915.h index 5392292a838e..85d74ecd0351 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7915/mt7915.h +++ b/drivers/net/wireless/mediatek/mt76/mt7915/mt7915.h @@ -301,6 +301,8 @@ int mt7915_mcu_add_key(struct mt7915_dev *dev, struct ieee80211_vif *vif, enum set_key_cmd cmd); int mt7915_mcu_add_beacon(struct ieee80211_hw *hw, struct ieee80211_vif *vif, int enable); +int mt7915_mcu_add_obss_spr(struct mt7915_dev *dev, struct ieee80211_vif *vif, + bool enable); int mt7915_mcu_add_rate_ctrl(struct mt7915_dev *dev, struct ieee80211_vif *vif, struct ieee80211_sta *sta); int mt7915_mcu_add_smps(struct mt7915_dev *dev, struct ieee80211_vif *vif,