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 04BACC433DF for ; Thu, 8 Oct 2020 16:58:02 +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 4E1BB21D7D for ; Thu, 8 Oct 2020 16:58:01 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="NJBnbixf"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=mediatek.com header.i=@mediatek.com header.b="kYHE9qHr" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 4E1BB21D7D 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: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:In-Reply-To:References:List-Owner; bh=bBlORTnv5AywVsxOg8nBqTDFTL1HCVwCuHYYDt6xHVo=; b=NJBnbixf5MsFdUnU28QwAFe9eJ yOguZACOdExqkUrV2lsAXkXuMXIp0Wc/zVonrsiXxHOtptKfAcB9TdTvRHcXwwauW85sxXC0dh+Pu Axwfez/1yea0SOYScDY8bqSdNptXuZ4Ym6S8FR6GC8bL5xEbbs2wDuuJaHmmfFTXqszoJ0xwGiGrw RTgCPZdkGDc7LYtny26WiwBBx8lGXAD400rQQfuUTJktvYSIBhrPkwTaEGlcCdONO/uK3t3JdRS2y ejqvMQpBWqArE28Lx9zJFw2EON7PqAzg8DgyTDDuw+2W46uA7qsZo5kCa57f3Z2/qBVwWEO3U021x XAmUlEPA==; Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1kQZEn-0006in-PP; Thu, 08 Oct 2020 16:57:53 +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 1kQZEi-0006hl-Sg for linux-mediatek@lists.infradead.org; Thu, 08 Oct 2020 16:57:51 +0000 X-UUID: 31075114b26346e7bf516908d427ead7-20201008 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=B9S3JQEMt9isWDCJIhLxXkAqVd6tOOBHmeP5jMCSV68=; b=kYHE9qHrAaH6FRLFua3lqJ/WUWllkW0aislJJutKX+61Jw/HrtN0xsRxnRTN1gW7rjgEmhNDU+X6E8qftNROsB3P+Snc1M9apnUhUedFRbuW+ssA9vQoyZZzX5Yh4DHP9arcI7IKZ1pGDpykUvY7rGJ+207u+dtcFQ2Q1J148rg=; X-UUID: 31075114b26346e7bf516908d427ead7-20201008 Received: from mtkcas66.mediatek.inc [(172.29.193.44)] by mailgw02.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLSv1.2 ECDHE-RSA-AES256-SHA384 256/256) with ESMTP id 302808926; Thu, 08 Oct 2020 08:57:40 -0800 Received: from mtkmbs08n1.mediatek.inc (172.21.101.55) by MTKMBS62N2.mediatek.inc (172.29.193.42) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Thu, 8 Oct 2020 09:57:38 -0700 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; Fri, 9 Oct 2020 00:57:35 +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; Fri, 9 Oct 2020 00:57:36 +0800 From: Ryder Lee To: Felix Fietkau , Lorenzo Bianconi Subject: [PATCH v2 1/2] mt76: mt7915: update ppe threshold Date: Fri, 9 Oct 2020 00:57:35 +0800 Message-ID: X-Mailer: git-send-email 2.18.0 MIME-Version: 1.0 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20201008_125749_664384_C2B4741B X-CRM114-Status: GOOD ( 10.69 ) 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: linux-mediatek@lists.infradead.org, Ryder Lee , linux-wireless@vger.kernel.org, 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 Update ppe_thresh capability to sync SDK setting. Signed-off-by: Shayne Chen Signed-off-by: Ryder Lee --- .../net/wireless/mediatek/mt76/mt7915/init.c | 43 +++++++------------ 1 file changed, 16 insertions(+), 27 deletions(-) diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/init.c b/drivers/net/wireless/mediatek/mt76/mt7915/init.c index 5f238bc63c2a..738b4ed8b7e7 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7915/init.c +++ b/drivers/net/wireless/mediatek/mt76/mt7915/init.c @@ -357,35 +357,24 @@ mt7915_set_stream_he_txbf_caps(struct ieee80211_sta_he_cap *he_cap, } static void -mt7915_gen_ppe_thresh(u8 *he_ppet) +mt7915_gen_ppe_thresh(u8 *he_ppet, int nss) { - int ru, nss, max_nss = 1, max_ru = 3; - u8 bit = 7, ru_bit_mask = 0x7; + u8 i, ppet_bits, ppet_size, ru_bit_mask = 0x7; /* HE80 */ u8 ppet16_ppet8_ru3_ru0[] = {0x1c, 0xc7, 0x71}; - he_ppet[0] = max_nss & IEEE80211_PPE_THRES_NSS_MASK; - he_ppet[0] |= (ru_bit_mask << - IEEE80211_PPE_THRES_RU_INDEX_BITMASK_POS) & - IEEE80211_PPE_THRES_RU_INDEX_BITMASK_MASK; - - for (nss = 0; nss <= max_nss; nss++) { - for (ru = 0; ru < max_ru; ru++) { - u8 val; - int i; - - if (!(ru_bit_mask & BIT(ru))) - continue; - - val = (ppet16_ppet8_ru3_ru0[nss] >> (ru * 6)) & - 0x3f; - val = ((val >> 3) & 0x7) | ((val & 0x7) << 3); - for (i = 5; i >= 0; i--) { - he_ppet[bit / 8] |= - ((val >> i) & 0x1) << ((bit % 8)); - bit++; - } - } - } + he_ppet[0] = FIELD_PREP(IEEE80211_PPE_THRES_NSS_MASK, nss - 1) | + FIELD_PREP(IEEE80211_PPE_THRES_RU_INDEX_BITMASK_MASK, + ru_bit_mask); + + ppet_bits = IEEE80211_PPE_THRES_INFO_PPET_SIZE * + nss * hweight8(ru_bit_mask) * 2; + ppet_size = DIV_ROUND_UP(ppet_bits, 8); + + for (i = 0; i < ppet_size - 1; i++) + he_ppet[i + 1] = ppet16_ppet8_ru3_ru0[i % 3]; + + he_ppet[i + 1] = ppet16_ppet8_ru3_ru0[i % 3] & + (0xff >> (8 - (ppet_bits - 1) % 8)); } static int @@ -516,7 +505,7 @@ mt7915_init_he_caps(struct mt7915_phy *phy, enum nl80211_band band, memset(he_cap->ppe_thres, 0, sizeof(he_cap->ppe_thres)); if (he_cap_elem->phy_cap_info[6] & IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT) { - mt7915_gen_ppe_thresh(he_cap->ppe_thres); + mt7915_gen_ppe_thresh(he_cap->ppe_thres, nss); } else { he_cap_elem->phy_cap_info[9] |= IEEE80211_HE_PHY_CAP9_NOMIMAL_PKT_PADDING_16US; -- 2.18.0 _______________________________________________ Linux-mediatek mailing list Linux-mediatek@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-mediatek