From patchwork Tue Jul 13 00:01:52 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ben Greear X-Patchwork-Id: 12372597 X-Patchwork-Delegate: nbd@nbd.name 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=-18.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,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 3F9F0C07E9A for ; Tue, 13 Jul 2021 00:01:57 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 1A9E861154 for ; Tue, 13 Jul 2021 00:01:57 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232627AbhGMAEp (ORCPT ); Mon, 12 Jul 2021 20:04:45 -0400 Received: from dispatch1-us1.ppe-hosted.com ([67.231.154.183]:40476 "EHLO dispatch1-us1.ppe-hosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230099AbhGMAEp (ORCPT ); Mon, 12 Jul 2021 20:04:45 -0400 X-Virus-Scanned: Proofpoint Essentials engine Received: from mx1-us1.ppe-hosted.com (unknown [10.110.51.171]) by mx1-us1.ppe-hosted.com (PPE Hosted ESMTP Server) with ESMTPS id 04354A006D for ; Tue, 13 Jul 2021 00:01:55 +0000 (UTC) Received: from mail3.candelatech.com (mail2.candelatech.com [208.74.158.173]) by mx1-us1.ppe-hosted.com (PPE Hosted ESMTP Server) with ESMTP id CD1169C0069 for ; Tue, 13 Jul 2021 00:01:54 +0000 (UTC) Received: from ben-dt4.candelatech.com (50-251-239-81-static.hfc.comcastbusiness.net [50.251.239.81]) by mail3.candelatech.com (Postfix) with ESMTP id 482F913C2B1; Mon, 12 Jul 2021 17:01:54 -0700 (PDT) DKIM-Filter: OpenDKIM Filter v2.11.0 mail3.candelatech.com 482F913C2B1 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=candelatech.com; s=default; t=1626134514; bh=lkZcI5GiGcwRlh60JfAhBuxtItiUA5ebbRgagSXcxyM=; h=From:To:Cc:Subject:Date:From; b=WTklW5s72z/jYpK1WENn4vtd/N06oVCjHbNHGjkkbrhgIkPZGKUkTiLB2lDeS8mDq ILxupnBUEb2ZL0nNJFJu3ZVJutZT2a0TGv3yJYzbbM54P34QJ47uZk1ohVto+KY4tG d3dEKAQ1ZNlDfQRmO1wLr+W8m+qbbStJoQqreuo8= From: greearb@candelatech.com To: linux-wireless@vger.kernel.org Cc: Ben Greear Subject: [PATCH] mt7915: Fix he_mcs capabilities for 160mhz. Date: Mon, 12 Jul 2021 17:01:52 -0700 Message-Id: <20210713000152.15603-1-greearb@candelatech.com> X-Mailer: git-send-email 2.20.1 MIME-Version: 1.0 X-MDID: 1626134515-UCHJLqICK7kO Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org From: Ben Greear At 160, this chip can only do 2x2 NSS. Fix the features accordingly, verified it shows up properly in iw phy foo info now. Signed-off-by: Ben Greear --- drivers/net/wireless/mediatek/mt76/mt7915/init.c | 15 +++++++++++---- 1 file changed, 11 insertions(+), 4 deletions(-) diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/init.c b/drivers/net/wireless/mediatek/mt76/mt7915/init.c index 26b9db789572..0022ae2debaf 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7915/init.c +++ b/drivers/net/wireless/mediatek/mt76/mt7915/init.c @@ -615,12 +615,19 @@ mt7915_init_he_caps(struct mt7915_phy *phy, enum nl80211_band band, { int i, idx = 0, nss = hweight8(phy->mt76->chainmask); u16 mcs_map = 0; + u16 mcs_map_160 = 0; for (i = 0; i < 8; i++) { if (i < nss) mcs_map |= (IEEE80211_HE_MCS_SUPPORT_0_11 << (i * 2)); else mcs_map |= (IEEE80211_HE_MCS_NOT_SUPPORTED << (i * 2)); + + /* Can do 1/2 of NSS streams in 160Mhz mode. */ + if (i < nss/2) + mcs_map_160 |= (IEEE80211_HE_MCS_SUPPORT_0_11 << (i * 2)); + else + mcs_map_160 |= (IEEE80211_HE_MCS_NOT_SUPPORTED << (i * 2)); } for (i = 0; i < NUM_NL80211_IFTYPES; i++) { @@ -722,10 +729,10 @@ mt7915_init_he_caps(struct mt7915_phy *phy, enum nl80211_band band, he_mcs->rx_mcs_80 = cpu_to_le16(mcs_map); he_mcs->tx_mcs_80 = cpu_to_le16(mcs_map); - he_mcs->rx_mcs_160 = cpu_to_le16(mcs_map); - he_mcs->tx_mcs_160 = cpu_to_le16(mcs_map); - he_mcs->rx_mcs_80p80 = cpu_to_le16(mcs_map); - he_mcs->tx_mcs_80p80 = cpu_to_le16(mcs_map); + he_mcs->rx_mcs_160 = cpu_to_le16(mcs_map_160); + he_mcs->tx_mcs_160 = cpu_to_le16(mcs_map_160); + he_mcs->rx_mcs_80p80 = cpu_to_le16(mcs_map_160); + he_mcs->tx_mcs_80p80 = cpu_to_le16(mcs_map_160); mt7915_set_stream_he_txbf_caps(he_cap, i, nss);