From patchwork Sun Apr 26 09:44:28 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sathishkumar Muruganandam X-Patchwork-Id: 11510363 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id E810E1392 for ; Sun, 26 Apr 2020 09:45:01 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (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 ABED72070A for ; Sun, 26 Apr 2020 09:45:01 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="aH30KzES"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=mg.codeaurora.org header.i=@mg.codeaurora.org header.b="QICkzqgK" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org ABED72070A Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=codeaurora.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=ath11k-bounces+patchwork-ath11k=patchwork.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:MIME-Version:Cc:List-Subscribe: List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id:References: In-Reply-To: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:List-Owner; bh=uU2V+I4mEbBCImY3xz35T4fTCbWaLayt6W37LfxAk7I=; b=aH30KzESscfwrNsHurAjXp/G+y xMQaM0PGlOoFDAOPjWHOWUTfCDfdLzAfQAP43KvmE6Cg6+V/gxnj5c/bZzmfdg88wWGfpo/CpjDTH 9PBUO8WjJ0jxryUxr6W9/vdim4ggN+pR4eJQAyZDEzKKquFp8p1OJBC7jh3ZWedcj+Is0arOAI0Mp VXkgE8IlCKGAbagO4TiiNRHiyekT1OmcsTaQiU+b9GTsP/aFeePIAhf5r/t00ah0i4JpZbqrc6jlG n1i9fQoZxnPU57/skQX7gbaQrXOtEffRP9e5LCazfhdKztpeUcJVqU6glRSmbiRebBgF4txzDtff/ qN/o8kVA==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1jSdqO-0002yh-37; Sun, 26 Apr 2020 09:45:00 +0000 Received: from mail26.static.mailgun.info ([104.130.122.26]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1jSdqG-0002v8-Ss for ath11k@lists.infradead.org; Sun, 26 Apr 2020 09:44:57 +0000 DKIM-Signature: a=rsa-sha256; v=1; c=relaxed/relaxed; d=mg.codeaurora.org; q=dns/txt; s=smtp; t=1587894296; h=References: In-Reply-To: Message-Id: Date: Subject: Cc: To: From: Sender; bh=7ICCT2+tbWtu868EIqFl223/Mq5QcoeFd0GbK4KNJUA=; b=QICkzqgKje2emLS73JvX7Q0Z/luGS0Ycqxky8qY1QYxQMTpwO3IulGQQx7j1DOiYy9ZhJ+NH toxbDdjl8a7fQgrTrH6E5BqF+jEfCmu70DnByd+xBwS9LLlmUwUlcmsWBY90NPr+Mgi58Z7u vAg5SXzkpaGlkEvP7+R4lVj2WKM= X-Mailgun-Sending-Ip: 104.130.122.26 X-Mailgun-Sid: WyJmOGQ2ZiIsICJhdGgxMWtAbGlzdHMuaW5mcmFkZWFkLm9yZyIsICJiZTllNGEiXQ== Received: from smtp.codeaurora.org (ec2-35-166-182-171.us-west-2.compute.amazonaws.com [35.166.182.171]) by mxa.mailgun.org with ESMTP id 5ea5580c.7fae59974dc0-smtp-out-n05; Sun, 26 Apr 2020 09:44:44 -0000 (UTC) Received: by smtp.codeaurora.org (Postfix, from userid 1001) id D7A5CC433F2; Sun, 26 Apr 2020 09:44:44 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-caf-mail-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-1.0 required=2.0 tests=ALL_TRUSTED,SPF_NONE autolearn=unavailable autolearn_force=no version=3.4.0 Received: from murugana-linux.qualcomm.com (blr-c-bdr-fw-01_GlobalNAT_AllZones-Outside.qualcomm.com [103.229.19.19]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-SHA256 (128/128 bits)) (No client certificate requested) (Authenticated sender: murugana) by smtp.codeaurora.org (Postfix) with ESMTPSA id EDAC4C433CB; Sun, 26 Apr 2020 09:44:42 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org EDAC4C433CB Authentication-Results: aws-us-west-2-caf-mail-1.web.codeaurora.org; dmarc=none (p=none dis=none) header.from=codeaurora.org Authentication-Results: aws-us-west-2-caf-mail-1.web.codeaurora.org; spf=none smtp.mailfrom=murugana@codeaurora.org From: Sathishkumar Muruganandam To: ath11k@lists.infradead.org Subject: [PATCH v2 1/2] ath11k: fix mgmt_tx_wmi cmd sent to FW for deleted vdev Date: Sun, 26 Apr 2020 15:14:28 +0530 Message-Id: <1587894269-4020-2-git-send-email-murugana@codeaurora.org> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1587894269-4020-1-git-send-email-murugana@codeaurora.org> References: <1587894269-4020-1-git-send-email-murugana@codeaurora.org> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200426_024456_808802_D3EDB2D4 X-CRM114-Status: GOOD ( 11.73 ) X-Spam-Score: -0.0 (/) X-Spam-Report: SpamAssassin version 3.4.4 on bombadil.infradead.org summary: Content analysis details: (-0.0 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 RCVD_IN_DNSWL_NONE RBL: Sender listed at https://www.dnswl.org/, no trust [104.130.122.26 listed in list.dnswl.org] -0.0 RCVD_IN_MSPIKE_H2 RBL: Average reputation (+2) [104.130.122.26 listed in wl.mailspike.net] 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record -0.0 SPF_PASS SPF: sender matches SPF record 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature X-BeenThere: ath11k@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Sathishkumar Muruganandam MIME-Version: 1.0 Sender: "ath11k" Errors-To: ath11k-bounces+patchwork-ath11k=patchwork.kernel.org@lists.infradead.org In Multi-AP VAP scenario with frequent interface up-down, there is a chance that ath11k_mgmt_over_wmi_tx_work() will dequeue a skb corresponding to currently deleted/stopped vdev. FW will assert on receiving mgmt_tx_wmi cmd for already deleted vdev. Hence adding validation checks for arvif present on the corresponding ar before sending mgmt_tx_wmi cmd. Signed-off-by: Sathishkumar Muruganandam --- drivers/net/wireless/ath/ath11k/mac.c | 29 ++++++++++++++++++++++------- 1 file changed, 22 insertions(+), 7 deletions(-) diff --git a/drivers/net/wireless/ath/ath11k/mac.c b/drivers/net/wireless/ath/ath11k/mac.c index 065b7d6d4ab2..2b3a63ac216c 100644 --- a/drivers/net/wireless/ath/ath11k/mac.c +++ b/drivers/net/wireless/ath/ath11k/mac.c @@ -3793,15 +3793,30 @@ static void ath11k_mgmt_over_wmi_tx_work(struct work_struct *work) while ((skb = skb_dequeue(&ar->wmi_mgmt_tx_queue)) != NULL) { info = IEEE80211_SKB_CB(skb); - arvif = ath11k_vif_to_arvif(info->control.vif); - - ret = ath11k_mac_mgmt_tx_wmi(ar, arvif, skb); - if (ret) { - ath11k_warn(ar->ab, "failed to transmit management frame %d\n", - ret); + if (!info->control.vif) { + ath11k_warn(ar->ab, "no vif found for mgmt frame, flags 0x%x\n", + info->control.flags); ieee80211_free_txskb(ar->hw, skb); + continue; + } + + arvif = ath11k_vif_to_arvif(info->control.vif); + if (ar->allocated_vdev_map & (1LL << arvif->vdev_id) && + arvif->is_started) { + ret = ath11k_mac_mgmt_tx_wmi(ar, arvif, skb); + if (ret) { + ath11k_warn(ar->ab, "failed to tx mgmt frame, vdev_id %d :%d\n", + arvif->vdev_id, ret); + ieee80211_free_txskb(ar->hw, skb); + } else { + atomic_inc(&ar->num_pending_mgmt_tx); + } } else { - atomic_inc(&ar->num_pending_mgmt_tx); + ath11k_warn(ar->ab, + "dropping mgmt frame for vdev %d, flags 0x%x is_started %d\n", + arvif->vdev_id, info->control.flags, + arvif->is_started); + ieee80211_free_txskb(ar->hw, skb); } } } From patchwork Sun Apr 26 09:44:29 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sathishkumar Muruganandam X-Patchwork-Id: 11510361 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id BA497913 for ; Sun, 26 Apr 2020 09:44:55 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (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 973D42070A for ; Sun, 26 Apr 2020 09:44:55 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="PR/KAYbw"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=mg.codeaurora.org header.i=@mg.codeaurora.org header.b="O3QvU9+h" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 973D42070A Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=codeaurora.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=ath11k-bounces+patchwork-ath11k=patchwork.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:MIME-Version:Cc:List-Subscribe: List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id:References: In-Reply-To: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:List-Owner; bh=elVNqJY3hpqscYVpUJtax3O6K5iS11EjdlL3Irdi50Q=; b=PR/KAYbwi+QLRJDoZpabQ8TjoY 8xWZ7AdLS+SjtvaXUvNwBVwjcdOrwH+DXQyKoz1tCP2lje/0wW/m9xS0/n7M8YCxocd6UjgB+keB3 Cr6NjmHeHeJxJb3zgrZV8obPz0T1W3GHHihfox2s/yVcTvenKAy8l9DJAJU3QwyfQU/YanYgWpEiS ghzvEyJfmDGTZt2lNfjb/cBl1g6Q95sMQwd/yiLEgLQsjlqT0VRo2byjjYp7fC53HFaXNwiltpLru 2xxda3LqXJzPFK5txwGOm6YO5ExjOgFpHpLk/DNRwAItqlckVdDMqe0v3wwwruJ6xozG7OFUGzHZI CdtB9Cbw==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1jSdqH-0002vS-QU; Sun, 26 Apr 2020 09:44:53 +0000 Received: from mail26.static.mailgun.info ([104.130.122.26]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1jSdqE-0002tw-Jy for ath11k@lists.infradead.org; Sun, 26 Apr 2020 09:44:52 +0000 DKIM-Signature: a=rsa-sha256; v=1; c=relaxed/relaxed; d=mg.codeaurora.org; q=dns/txt; s=smtp; t=1587894289; h=References: In-Reply-To: Message-Id: Date: Subject: Cc: To: From: Sender; bh=qshxf137plj2PKtnn3fpcimUTrUW7HbR7QWOLyDX0RI=; b=O3QvU9+hEFPwmKZ77Gip+q4LOvn8Kc23SVtQLDZ+1Tv+ybQQOFkj0CehBptluhMAl0S/DHp6 pLn1cVrBbzfZKZnLL8UChErXysM8mqZ5FYTaNZeu+XihT/qQh1elp5l0Yrv0NfEaCXnwWWpS 2mGOHKTB1AI9Q+f+OF+URw0Aj/0= X-Mailgun-Sending-Ip: 104.130.122.26 X-Mailgun-Sid: WyJmOGQ2ZiIsICJhdGgxMWtAbGlzdHMuaW5mcmFkZWFkLm9yZyIsICJiZTllNGEiXQ== Received: from smtp.codeaurora.org (ec2-35-166-182-171.us-west-2.compute.amazonaws.com [35.166.182.171]) by mxa.mailgun.org with ESMTP id 5ea5580f.7f698dd71500-smtp-out-n03; Sun, 26 Apr 2020 09:44:47 -0000 (UTC) Received: by smtp.codeaurora.org (Postfix, from userid 1001) id BB206C433CB; Sun, 26 Apr 2020 09:44:47 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-caf-mail-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-1.0 required=2.0 tests=ALL_TRUSTED,SPF_NONE autolearn=unavailable autolearn_force=no version=3.4.0 Received: from murugana-linux.qualcomm.com (blr-c-bdr-fw-01_GlobalNAT_AllZones-Outside.qualcomm.com [103.229.19.19]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-SHA256 (128/128 bits)) (No client certificate requested) (Authenticated sender: murugana) by smtp.codeaurora.org (Postfix) with ESMTPSA id D7EC5C433D2; Sun, 26 Apr 2020 09:44:45 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org D7EC5C433D2 Authentication-Results: aws-us-west-2-caf-mail-1.web.codeaurora.org; dmarc=none (p=none dis=none) header.from=codeaurora.org Authentication-Results: aws-us-west-2-caf-mail-1.web.codeaurora.org; spf=none smtp.mailfrom=murugana@codeaurora.org From: Sathishkumar Muruganandam To: ath11k@lists.infradead.org Subject: [PATCH v2 2/2] ath11k: add DBG_MAC prints to track vdev events Date: Sun, 26 Apr 2020 15:14:29 +0530 Message-Id: <1587894269-4020-3-git-send-email-murugana@codeaurora.org> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1587894269-4020-1-git-send-email-murugana@codeaurora.org> References: <1587894269-4020-1-git-send-email-murugana@codeaurora.org> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200426_024450_717535_D6AA93D5 X-CRM114-Status: UNSURE ( 9.39 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -0.0 (/) X-Spam-Report: SpamAssassin version 3.4.4 on bombadil.infradead.org summary: Content analysis details: (-0.0 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 RCVD_IN_DNSWL_NONE RBL: Sender listed at https://www.dnswl.org/, no trust [104.130.122.26 listed in list.dnswl.org] -0.0 RCVD_IN_MSPIKE_H2 RBL: Average reputation (+2) [104.130.122.26 listed in wl.mailspike.net] 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record -0.0 SPF_PASS SPF: sender matches SPF record 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature X-BeenThere: ath11k@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Sathishkumar Muruganandam MIME-Version: 1.0 Sender: "ath11k" Errors-To: ath11k-bounces+patchwork-ath11k=patchwork.kernel.org@lists.infradead.org Added DBG_MAC prints to track vdev create, delete, start and stop events. Signed-off-by: Sathishkumar Muruganandam --- drivers/net/wireless/ath/ath11k/mac.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/drivers/net/wireless/ath/ath11k/mac.c b/drivers/net/wireless/ath/ath11k/mac.c index 2b3a63ac216c..bfe2d20de351 100644 --- a/drivers/net/wireless/ath/ath11k/mac.c +++ b/drivers/net/wireless/ath/ath11k/mac.c @@ -4229,6 +4229,8 @@ static int ath11k_mac_op_add_interface(struct ieee80211_hw *hw, } ar->num_created_vdevs++; + ath11k_dbg(ab, ATH11K_DBG_MAC, "vdev %pM created, vdev_id %d\n", + vif->addr, arvif->vdev_id); ar->allocated_vdev_map |= 1LL << arvif->vdev_id; ab->free_vdev_map &= ~(1LL << arvif->vdev_id); @@ -4399,6 +4401,8 @@ static void ath11k_mac_op_remove_interface(struct ieee80211_hw *hw, arvif->vdev_id, ret); ar->num_created_vdevs--; + ath11k_dbg(ab, ATH11K_DBG_MAC, "vdev %pM deleted, vdev_id %d\n", + vif->addr, arvif->vdev_id); ar->allocated_vdev_map &= ~(1LL << arvif->vdev_id); ab->free_vdev_map |= 1LL << (arvif->vdev_id); @@ -4664,6 +4668,8 @@ ath11k_mac_vdev_start_restart(struct ath11k_vif *arvif, } ar->num_started_vdevs++; + ath11k_dbg(ab, ATH11K_DBG_MAC, "vdev %pM started, vdev_id %d\n", + arvif->vif->addr, arvif->vdev_id); /* Enable CAC Flag in the driver by checking the channel DFS cac time, * i.e dfs_cac_ms value which will be valid only for radar channels @@ -4722,6 +4728,8 @@ static int ath11k_mac_vdev_stop(struct ath11k_vif *arvif) WARN_ON(ar->num_started_vdevs == 0); ar->num_started_vdevs--; + ath11k_dbg(ab, ATH11K_DBG_MAC, "vdev %pM stopped, vdev_id %d\n", + arvif->vif->addr, arvif->vdev_id); if (test_bit(ATH11K_CAC_RUNNING, &ar->dev_flags)) { clear_bit(ATH11K_CAC_RUNNING, &ar->dev_flags);