From patchwork Mon Oct 20 08:55:41 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Karl Beldan X-Patchwork-Id: 5103191 Return-Path: X-Original-To: patchwork-linux-wireless@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork1.web.kernel.org (Postfix) with ESMTP id 763729FAC5 for ; Mon, 20 Oct 2014 08:56:15 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 747AC20172 for ; Mon, 20 Oct 2014 08:56:14 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 6B16E2015E for ; Mon, 20 Oct 2014 08:56:13 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753249AbaJTI4F (ORCPT ); Mon, 20 Oct 2014 04:56:05 -0400 Received: from mail-wg0-f52.google.com ([74.125.82.52]:62455 "EHLO mail-wg0-f52.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753209AbaJTI4B (ORCPT ); Mon, 20 Oct 2014 04:56:01 -0400 Received: by mail-wg0-f52.google.com with SMTP id a1so4860848wgh.35 for ; Mon, 20 Oct 2014 01:56:00 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=GC8PTuZKwgG7blLtGZ2ACsYK2lv+aDatFE3ygXgptAg=; b=Dqkoj8v1DOpAeglloy5Rfuf2Jw2B3zu51P1bouaGUsJXIttzvQqIGZFp47a+j8xudU Z2zk3M3NL+3+b8uNU7G/wwvPr5RC2nDRmScQiSa6d+awIaztKEnIs7HHKZXAgfAbhK4A o0BkaU6qpgikzi4D+SItWJJJT+8JRuM353a2h1+YtR+F3TpMXfDF7BrYKBCddOQoecYi gYL8c/oKUQHypns8HNcIlUTNHQp+lZvhGiTH3JkLqnM7JFVaji8C4fAtMf8aWHnW8xSa CnfQfkVLn/88kwMzyV1jeQHs23IDUPyxfLWtBZe0XqgmxInoK8KNUQHcdqNRmGKoVZze MDaw== X-Received: by 10.180.104.229 with SMTP id gh5mr18076940wib.42.1413795359916; Mon, 20 Oct 2014 01:55:59 -0700 (PDT) Received: from magnum.frso.rivierawaves.com (vpn.rivierawaves.com. [91.151.119.162]) by mx.google.com with ESMTPSA id lk6sm11097015wjb.26.2014.10.20.01.55.58 for (version=TLSv1.2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Mon, 20 Oct 2014 01:55:58 -0700 (PDT) From: Karl Beldan To: Johannes Berg Cc: Karl Beldan , linux-wireless , karl.beldan@gmail.com Subject: [PATCH v4 3/4] mac80211: minstrel_ht: include type (cck/ht) in rates flag Date: Mon, 20 Oct 2014 10:55:41 +0200 Message-Id: <1413795342-11995-4-git-send-email-karl.beldan@gmail.com> X-Mailer: git-send-email 2.0.1 In-Reply-To: <1413795342-11995-1-git-send-email-karl.beldan@gmail.com> References: <1413652424-14345-5-git-send-email-karl.beldan@gmail.com> <1413795342-11995-1-git-send-email-karl.beldan@gmail.com> Sender: linux-wireless-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org X-Spam-Status: No, score=-8.2 required=5.0 tests=BAYES_00, DKIM_ADSP_CUSTOM_MED, DKIM_SIGNED, FREEMAIL_FROM, RCVD_IN_DNSWL_HI, RP_MATCHES_RCVD, T_DKIM_INVALID, UNPARSEABLE_RELAY autolearn=ham version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP From: Karl Beldan ATM, we grep cck rates idx with idx / MCS_GROUP_RATES == MINSTREL_CCK_GROUP. Matching neither-cck-non-ht rates could be done by replacing '==' with '>', however it would be less versatile or explicit. This will allow to match VHT rates with IEEE80211_TX_RC_VHT_MCS. Signed-off-by: Karl Beldan Acked-by: Felix Fietkau --- net/mac80211/rc80211_minstrel_ht.c | 28 ++++++++++++++-------------- 1 file changed, 14 insertions(+), 14 deletions(-) diff --git a/net/mac80211/rc80211_minstrel_ht.c b/net/mac80211/rc80211_minstrel_ht.c index a48eb76..e760d3d 100644 --- a/net/mac80211/rc80211_minstrel_ht.c +++ b/net/mac80211/rc80211_minstrel_ht.c @@ -51,6 +51,7 @@ [GROUP_IDX(_streams, _sgi, _ht40)] = { \ .streams = _streams, \ .flags = \ + IEEE80211_TX_RC_MCS | \ (_sgi ? IEEE80211_TX_RC_SHORT_GI : 0) | \ (_ht40 ? IEEE80211_TX_RC_40_MHZ_WIDTH : 0), \ .duration = { \ @@ -83,6 +84,7 @@ #define CCK_GROUP \ [MINSTREL_CCK_GROUP] = { \ .streams = 0, \ + .flags = 0, \ .duration = { \ CCK_DURATION_LIST(false), \ CCK_DURATION_LIST(true) \ @@ -716,7 +718,7 @@ minstrel_ht_set_rate(struct minstrel_priv *mp, struct minstrel_ht_sta *mi, const struct mcs_group *group = &minstrel_mcs_groups[index / MCS_GROUP_RATES]; struct minstrel_rate_stats *mr; u8 idx; - u16 flags; + u16 flags = group->flags; mr = minstrel_get_ratestats(mi, index); if (!mr->retry_updated) @@ -732,13 +734,10 @@ minstrel_ht_set_rate(struct minstrel_priv *mp, struct minstrel_ht_sta *mi, ratetbl->rate[offset].count_rts = mr->retry_count_rtscts; } - if (index / MCS_GROUP_RATES == MINSTREL_CCK_GROUP) { + if (index / MCS_GROUP_RATES == MINSTREL_CCK_GROUP) idx = mp->cck_rates[index % ARRAY_SIZE(mp->cck_rates)]; - flags = 0; - } else { + else idx = index % MCS_GROUP_RATES + (group->streams - 1) * 8; - flags = IEEE80211_TX_RC_MCS | group->flags; - } if (offset > 0) { ratetbl->rate[offset].count = ratetbl->rate[offset].count_rts; @@ -918,13 +917,12 @@ minstrel_ht_get_rate(void *priv, struct ieee80211_sta *sta, void *priv_sta, if (sample_idx / MCS_GROUP_RATES == MINSTREL_CCK_GROUP) { int idx = sample_idx % ARRAY_SIZE(mp->cck_rates); rate->idx = mp->cck_rates[idx]; - rate->flags = 0; - return; + } else { + rate->idx = sample_idx % MCS_GROUP_RATES + + (sample_group->streams - 1) * 8; } - rate->idx = sample_idx % MCS_GROUP_RATES + - (sample_group->streams - 1) * 8; - rate->flags = IEEE80211_TX_RC_MCS | sample_group->flags; + rate->flags = sample_group->flags; } static void @@ -1006,14 +1004,16 @@ minstrel_ht_update_caps(void *priv, struct ieee80211_supported_band *sband, mi->tx_flags |= IEEE80211_TX_CTL_LDPC; for (i = 0; i < ARRAY_SIZE(mi->groups); i++) { + u32 gflags = minstrel_mcs_groups[i].flags; + mi->groups[i].supported = 0; if (i == MINSTREL_CCK_GROUP) { minstrel_ht_update_cck(mp, mi, sband, sta); continue; } - if (minstrel_mcs_groups[i].flags & IEEE80211_TX_RC_SHORT_GI) { - if (minstrel_mcs_groups[i].flags & IEEE80211_TX_RC_40_MHZ_WIDTH) { + if (gflags & IEEE80211_TX_RC_SHORT_GI) { + if (gflags & IEEE80211_TX_RC_40_MHZ_WIDTH) { if (!(sta_cap & IEEE80211_HT_CAP_SGI_40)) continue; } else { @@ -1022,7 +1022,7 @@ minstrel_ht_update_caps(void *priv, struct ieee80211_supported_band *sband, } } - if (minstrel_mcs_groups[i].flags & IEEE80211_TX_RC_40_MHZ_WIDTH && + if (gflags & IEEE80211_TX_RC_40_MHZ_WIDTH && sta->bandwidth < IEEE80211_STA_RX_BW_40) continue;