From patchwork Fri May 6 01:36:14 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Baochen Qiang X-Patchwork-Id: 12840436 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 3E8DAC433F5 for ; Fri, 6 May 2022 01:36:35 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1387980AbiEFBkO (ORCPT ); Thu, 5 May 2022 21:40:14 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:59132 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1387978AbiEFBkL (ORCPT ); Thu, 5 May 2022 21:40:11 -0400 Received: from alexa-out-sd-01.qualcomm.com (alexa-out-sd-01.qualcomm.com [199.106.114.38]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D3C315DBE2 for ; Thu, 5 May 2022 18:36:29 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=quicinc.com; i=@quicinc.com; q=dns/txt; s=qcdkim; t=1651800989; x=1683336989; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=YYm+a/NMtxgRHzJbuYsUcGBUNBXQGa2R2eLPTOGOGWM=; b=l0ZqKQkk8jvhqnFzU8EI5ApdljFcZKbbrzll26Mk1Guma9xgOeg+sud4 1LD2ubAM1dGW2daeYxMT6ebQ8W7L1al1+M+hUHEumM+Pa4V/jmgoq867G /516l8NtZemPkCTBtYG9oobP2+x7UaPGCDjszCN9YENpCr43feGAPy5TZ 8=; Received: from unknown (HELO ironmsg03-sd.qualcomm.com) ([10.53.140.143]) by alexa-out-sd-01.qualcomm.com with ESMTP; 05 May 2022 18:36:29 -0700 X-QCInternal: smtphost Received: from nasanex01c.na.qualcomm.com ([10.47.97.222]) by ironmsg03-sd.qualcomm.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 05 May 2022 18:36:29 -0700 Received: from nalasex01a.na.qualcomm.com (10.47.209.196) by nasanex01c.na.qualcomm.com (10.47.97.222) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.986.22; Thu, 5 May 2022 18:36:29 -0700 Received: from bqiang-Celadon-RN.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 15.2.986.22; Thu, 5 May 2022 18:36:28 -0700 From: Baochen Qiang To: CC: Subject: [PATCH v2 3/3] ath11k: Designating channel frequency when sending management frames Date: Fri, 6 May 2022 09:36:14 +0800 Message-ID: <20220506013614.1580274-4-quic_bqiang@quicinc.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220506013614.1580274-1-quic_bqiang@quicinc.com> References: <20220506013614.1580274-1-quic_bqiang@quicinc.com> MIME-Version: 1.0 X-Originating-IP: [10.80.80.8] X-ClientProxiedBy: nasanex01a.na.qualcomm.com (10.52.223.231) To nalasex01a.na.qualcomm.com (10.47.209.196) Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org In case of Passpoint, the WLAN interface may be requested to remain on a specific channel and then to send some management frames on that channel. Now chanfreq of wmi_mgmt_send_cmd is set as 0, as a result firmware may choose a default but wrong channel. Fix it by assigning chanfreq field with the designated channel. This change only applies to WCN6855 and QCA6390, other chips are not affected. Tested-on: WCN6855 hw2.0 PCI WLAN.HSP.1.1-01720.1-QCAHSPSWPL_V1_V2_SILICONZ_LITE-1 Signed-off-by: Baochen Qiang --- drivers/net/wireless/ath/ath11k/core.c | 7 +++++++ drivers/net/wireless/ath/ath11k/hw.h | 1 + drivers/net/wireless/ath/ath11k/wmi.c | 17 ++++++++++++++++- 3 files changed, 24 insertions(+), 1 deletion(-) diff --git a/drivers/net/wireless/ath/ath11k/core.c b/drivers/net/wireless/ath/ath11k/core.c index 412bec8f1daf..f4a184ffbb02 100644 --- a/drivers/net/wireless/ath/ath11k/core.c +++ b/drivers/net/wireless/ath/ath11k/core.c @@ -110,6 +110,7 @@ static const struct ath11k_hw_params ath11k_hw_params[] = { .dp_window_idx = 0, .ce_window_idx = 0, .fixed_fw_mem = false, + .support_off_channel_tx = false, }, { .hw_rev = ATH11K_HW_IPQ6018_HW10, @@ -185,6 +186,7 @@ static const struct ath11k_hw_params ath11k_hw_params[] = { .dp_window_idx = 0, .ce_window_idx = 0, .fixed_fw_mem = false, + .support_off_channel_tx = false, }, { .name = "qca6390 hw2.0", @@ -259,6 +261,7 @@ static const struct ath11k_hw_params ath11k_hw_params[] = { .dp_window_idx = 0, .ce_window_idx = 0, .fixed_fw_mem = false, + .support_off_channel_tx = true, }, { .name = "qcn9074 hw1.0", @@ -333,6 +336,7 @@ static const struct ath11k_hw_params ath11k_hw_params[] = { .dp_window_idx = 3, .ce_window_idx = 2, .fixed_fw_mem = false, + .support_off_channel_tx = false, }, { .name = "wcn6855 hw2.0", @@ -407,6 +411,7 @@ static const struct ath11k_hw_params ath11k_hw_params[] = { .dp_window_idx = 0, .ce_window_idx = 0, .fixed_fw_mem = false, + .support_off_channel_tx = true, }, { .name = "wcn6855 hw2.1", @@ -480,6 +485,7 @@ static const struct ath11k_hw_params ath11k_hw_params[] = { .dp_window_idx = 0, .ce_window_idx = 0, .fixed_fw_mem = false, + .support_off_channel_tx = true, }, { .name = "wcn6750 hw1.0", @@ -553,6 +559,7 @@ static const struct ath11k_hw_params ath11k_hw_params[] = { .dp_window_idx = 1, .ce_window_idx = 2, .fixed_fw_mem = true, + .support_off_channel_tx = false, }, }; diff --git a/drivers/net/wireless/ath/ath11k/hw.h b/drivers/net/wireless/ath/ath11k/hw.h index 6d588cd80093..a0552ebcc9cb 100644 --- a/drivers/net/wireless/ath/ath11k/hw.h +++ b/drivers/net/wireless/ath/ath11k/hw.h @@ -204,6 +204,7 @@ struct ath11k_hw_params { u8 dp_window_idx; u8 ce_window_idx; bool fixed_fw_mem; + bool support_off_channel_tx; }; struct ath11k_hw_ops { diff --git a/drivers/net/wireless/ath/ath11k/wmi.c b/drivers/net/wireless/ath/ath11k/wmi.c index e99dede0ab55..6fc5e5b2bb1b 100644 --- a/drivers/net/wireless/ath/ath11k/wmi.c +++ b/drivers/net/wireless/ath/ath11k/wmi.c @@ -625,10 +625,25 @@ struct sk_buff *ath11k_wmi_alloc_skb(struct ath11k_wmi_base *wmi_sc, u32 len) return skb; } +static u32 ath11k_wmi_mgmt_get_freq(struct ath11k *ar, + struct ieee80211_tx_info *info) +{ + struct ath11k_base *ab = ar->ab; + u32 freq = 0; + + if (ab->hw_params.support_off_channel_tx && + ar->scan.is_roc && + (info->flags & IEEE80211_TX_CTL_TX_OFFCHAN)) + freq = ar->scan.roc_freq; + + return freq; +} + int ath11k_wmi_mgmt_send(struct ath11k *ar, u32 vdev_id, u32 buf_id, struct sk_buff *frame) { struct ath11k_pdev_wmi *wmi = ar->wmi; + struct ieee80211_tx_info *info = IEEE80211_SKB_CB(frame); struct wmi_mgmt_send_cmd *cmd; struct wmi_tlv *frame_tlv; struct sk_buff *skb; @@ -649,7 +664,7 @@ int ath11k_wmi_mgmt_send(struct ath11k *ar, u32 vdev_id, u32 buf_id, FIELD_PREP(WMI_TLV_LEN, sizeof(*cmd) - TLV_HDR_SIZE); cmd->vdev_id = vdev_id; cmd->desc_id = buf_id; - cmd->chanfreq = 0; + cmd->chanfreq = ath11k_wmi_mgmt_get_freq(ar, info); cmd->paddr_lo = lower_32_bits(ATH11K_SKB_CB(frame)->paddr); cmd->paddr_hi = upper_32_bits(ATH11K_SKB_CB(frame)->paddr); cmd->frame_len = frame->len;