From patchwork Tue Oct 26 11:19:06 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Wen Gong X-Patchwork-Id: 12584575 X-Patchwork-Delegate: kvalo@adurom.com Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id E1D2FC433F5 for ; Tue, 26 Oct 2021 11:20:00 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id CEB7060238 for ; Tue, 26 Oct 2021 11:20:00 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235512AbhJZLWX (ORCPT ); Tue, 26 Oct 2021 07:22:23 -0400 Received: from alexa-out.qualcomm.com ([129.46.98.28]:1435 "EHLO alexa-out.qualcomm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234535AbhJZLWW (ORCPT ); Tue, 26 Oct 2021 07:22:22 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=quicinc.com; i=@quicinc.com; q=dns/txt; s=qcdkim; t=1635247199; x=1666783199; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=t46YeLoXPPPhCcwTGbgxwYSI/kDyb8WxpLpPJ3sV0v0=; b=pBtDq+B3552bYG00L2XgX0eY5xk5ixLruWMia6MXIAqcKPYrEKx+GCDs XIewtfwv0Ud9u90JDoBJqeB8ZviNmwRreWbwslJl9YyK+fNzDFaB/nIvD bR82qHYhbHa4LAlHtU/fdepZlwbioxJq8QQr1j/x1+DniG14yTcFy4DsM 4=; Received: from ironmsg07-lv.qualcomm.com ([10.47.202.151]) by alexa-out.qualcomm.com with ESMTP; 26 Oct 2021 04:19:59 -0700 X-QCInternal: smtphost Received: from nalasex01a.na.qualcomm.com ([10.47.209.196]) by ironmsg07-lv.qualcomm.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 26 Oct 2021 04:19:59 -0700 Received: from wgong-HP3-Z230-SFF-Workstation.qca.qualcomm.com (10.80.80.8) by nalasex01a.na.qualcomm.com (10.47.209.196) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.922.7; Tue, 26 Oct 2021 04:19:57 -0700 From: Wen Gong To: CC: , Subject: [PATCH 08/15] ath11k: save power spectral density(psd) of regulatory rule Date: Tue, 26 Oct 2021 07:19:06 -0400 Message-ID: <20211026111913.7346-9-quic_wgong@quicinc.com> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20211026111913.7346-1-quic_wgong@quicinc.com> References: <20211026111913.7346-1-quic_wgong@quicinc.com> MIME-Version: 1.0 X-Originating-IP: [10.80.80.8] X-ClientProxiedBy: nasanex01b.na.qualcomm.com (10.46.141.250) To nalasex01a.na.qualcomm.com (10.47.209.196) Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org Save the power spectral density(psd) report from firmware to struct ieee80211_reg_rule. Tested-on: WCN6855 hw2.0 PCI WLAN.HSP.1.1-01720.1-QCAHSPSWPL_V1_V2_SILICONZ_LITE-1 Signed-off-by: Wen Gong --- drivers/net/wireless/ath/ath11k/reg.c | 17 ++++++++++++----- 1 file changed, 12 insertions(+), 5 deletions(-) diff --git a/drivers/net/wireless/ath/ath11k/reg.c b/drivers/net/wireless/ath/ath11k/reg.c index 4992f498c8a7..30cd2f81f89e 100644 --- a/drivers/net/wireless/ath/ath11k/reg.c +++ b/drivers/net/wireless/ath/ath11k/reg.c @@ -392,6 +392,10 @@ static void ath11k_reg_intersect_rules(struct ieee80211_reg_rule *rule1, /* Use the flags of both the rules */ new_rule->flags = rule1->flags | rule2->flags; + if ((rule1->flags & NL80211_RRF_PSD) && (rule2->flags & NL80211_RRF_PSD)) + new_rule->psd = min_t(s8, rule1->psd, rule2->psd); + else + new_rule->flags &= ~NL80211_RRF_PSD; /* To be safe, lts use the max cac timeout of both rules */ new_rule->dfs_cac_ms = max_t(u32, rule1->dfs_cac_ms, @@ -490,13 +494,14 @@ ath11k_reg_adjust_bw(u16 start_freq, u16 end_freq, u16 max_bw) static void ath11k_reg_update_rule(struct ieee80211_reg_rule *reg_rule, u32 start_freq, u32 end_freq, u32 bw, u32 ant_gain, u32 reg_pwr, - u32 reg_flags) + s8 psd, u32 reg_flags) { reg_rule->freq_range.start_freq_khz = MHZ_TO_KHZ(start_freq); reg_rule->freq_range.end_freq_khz = MHZ_TO_KHZ(end_freq); reg_rule->freq_range.max_bandwidth_khz = MHZ_TO_KHZ(bw); reg_rule->power_rule.max_antenna_gain = DBI_TO_MBI(ant_gain); reg_rule->power_rule.max_eirp = DBM_TO_MBM(reg_pwr); + reg_rule->psd = psd; reg_rule->flags = reg_flags; } @@ -518,7 +523,7 @@ ath11k_reg_update_weather_radar_band(struct ath11k_base *ab, ath11k_reg_update_rule(regd->reg_rules + i, reg_rule->start_freq, ETSI_WEATHER_RADAR_BAND_LOW, bw, reg_rule->ant_gain, reg_rule->reg_power, - flags); + reg_rule->psd_eirp, flags); ath11k_dbg(ab, ATH11K_DBG_REG, "\t%d. (%d - %d @ %d) (%d, %d) (%d ms) (FLAGS %d)\n", @@ -540,7 +545,7 @@ ath11k_reg_update_weather_radar_band(struct ath11k_base *ab, ath11k_reg_update_rule(regd->reg_rules + i, ETSI_WEATHER_RADAR_BAND_LOW, end_freq, bw, reg_rule->ant_gain, reg_rule->reg_power, - flags); + reg_rule->psd_eirp, flags); regd->reg_rules[i].dfs_cac_ms = ETSI_WEATHER_RADAR_BAND_CAC_TIMEOUT; @@ -565,7 +570,7 @@ ath11k_reg_update_weather_radar_band(struct ath11k_base *ab, ath11k_reg_update_rule(regd->reg_rules + i, ETSI_WEATHER_RADAR_BAND_HIGH, reg_rule->end_freq, bw, reg_rule->ant_gain, reg_rule->reg_power, - flags); + reg_rule->psd_eirp, flags); ath11k_dbg(ab, ATH11K_DBG_REG, "\t%d. (%d - %d @ %d) (%d, %d) (%d ms) (FLAGS %d)\n", @@ -689,6 +694,8 @@ ath11k_reg_build_regd(struct ath11k_base *ab, reg_rule = reg_rule_6g + k++; max_bw = min_t(u16, reg_rule->max_bw, max_bw_6g); flags = NL80211_RRF_AUTO_BW; + if (reg_rule->psd_flag) + flags |= NL80211_RRF_PSD; } else { break; } @@ -699,7 +706,7 @@ ath11k_reg_build_regd(struct ath11k_base *ab, reg_rule->start_freq, reg_rule->end_freq, max_bw, reg_rule->ant_gain, reg_rule->reg_power, - flags); + reg_rule->psd_eirp, flags); /* Update dfs cac timeout if the dfs domain is ETSI and the * new rule covers weather radar band.