From mboxrd@z Thu Jan 1 00:00:00 1970 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 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 smtp.lore.kernel.org (Postfix) with ESMTPS id 90492C56208 for ; Thu, 6 Aug 2026 10:08:01 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From: Reply-To:Content-Type:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=f+ExpY11XrGNkqspeKakk5KKiupmYq5hGJ+hWgPI7D8=; b=qfAmsIBVqLcmHyX+uHRvMsgT1/ yeLt7peZIU3laDXHqUrnr4VLmgf1LLyG74ljGASLizAtMIuB5D42clUNYiOzHW+ptmdc/BHLTddl+ wbjDKrdwbuo+vTh2gswiE4TEgxHTWzuBEbfsKPAU1Ts0pKa1cKFy9y7CahxQy2vau/cHtEgfanFcH Xkt3mrXfzDjhnON9x/jiLr8prSXokWnLWDk8JjwpWX4nPIlNeRnsFNeNVTWLYrHJheAtfEc11tWta vMaQlXMUuYxyt0OvSm5Q9soUfvorqStd0T1Vth2CbOBwASYCRzW8JBbgD68tFUs8N/XSCRcG+uS1e VkBIR1Ng==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.99.1 #2 (Red Hat Linux)) id 1wrv17-00000005Ve8-17b1; Thu, 06 Aug 2026 10:08:01 +0000 Received: from desiato.infradead.org ([2001:8b0:10b:1:d65d:64ff:fe57:4e05]) by bombadil.infradead.org with esmtps (Exim 4.99.1 #2 (Red Hat Linux)) id 1wrv16-00000005VcA-0qCE for ath12k@bombadil.infradead.org; Thu, 06 Aug 2026 10:08:00 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=desiato.20200630; h=Content-Transfer-Encoding:MIME-Version :References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From:Sender:Reply-To: Content-Type:Content-ID:Content-Description; bh=f+ExpY11XrGNkqspeKakk5KKiupmYq5hGJ+hWgPI7D8=; b=e5TUlTOIdQGYk3FZ56fkzU4xYJ Y3Wn06zNBym1yBokJqKM2LWIX7o+vxPM6VTDouNC4SF0v6+MqLuulqKtnD4vWDzUypRef5uEIf7T9 GE3751LquorXJnO73DFMDhM6kXgprDrgFHIsfgvNd22jG2KK1JiSRYKRkeHdcgKazjYwqe1hhlbA6 7Z1M+569dhCcudeYrkQiwpC0wkc1I22d/Hnek1V6lf9+6yUqJaOIgkbd0PJIhIZP+Ksyt5HCIyREo 5tttzQSGoOWE1OL3t26W3hoxgA6UCYb/WN+VN91VVZ4bwEpo8rvkJ05YZuTyGSvQH25DwwT7/WKsI y46xjPMA==; Received: from mx0a-0031df01.pphosted.com ([205.220.168.131]) by desiato.infradead.org with esmtps (Exim 4.99.2 #2 (Red Hat Linux)) id 1wrv13-0000000BP1J-0WkX for ath12k@lists.infradead.org; Thu, 06 Aug 2026 10:07:59 +0000 Received: from pps.filterd (m0279867.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.18.1.11/8.18.1.11) with ESMTP id 6769nmO02724774 for ; Thu, 6 Aug 2026 10:07:52 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=qualcomm.com; h= cc:content-transfer-encoding:date:from:in-reply-to:message-id :mime-version:references:subject:to; s=qcppdkim1; bh=f+ExpY11XrG NkqspeKakk5KKiupmYq5hGJ+hWgPI7D8=; b=AsS5Q0U2JLPQ3Li5tl+qfX/o/hl OLCc+10iGdtHDEPAkosrGc69qmZ+UK3tbQK6rxfw4A+wWGpG52hiJvMl8gjukMmj Sg9u0cAp+2j2dKKH4+EJr7Ow5H5Wlje2xuC+Ehxddbc1ocEiMUBUi15iClRauAsM TG8fWmvlO/iQiWLQg5VMMtOPp0FkCypvYGKV807UWaPzStgGl6VWzWbGxI108D9I ghPByWF4eqHIH8gYr/4N6m2hQVZNqWimanWNhFYnxJ1KW+GvnBXXnLzMX60aiHjh MpS5UVHZr07p65/t/SsvTWSwL04PX4iaDIJ4cn/Eh5SKYmgh24VTzJiKiHw== Received: from mail-pl1-f200.google.com (mail-pl1-f200.google.com [209.85.214.200]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 4fv9dmkmee-1 (version=TLSv1.3 cipher=TLS_AES_128_GCM_SHA256 bits=128 verify=NOT) for ; Thu, 06 Aug 2026 10:07:52 +0000 (GMT) Received: by mail-pl1-f200.google.com with SMTP id d9443c01a7336-2cc86a9ef97so34952385ad.3 for ; Thu, 06 Aug 2026 03:07:52 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=oss.qualcomm.com; s=google; t=1786010872; x=1786615672; darn=lists.infradead.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to:content-type; bh=f+ExpY11XrGNkqspeKakk5KKiupmYq5hGJ+hWgPI7D8=; b=ZIOVIFbwvti1sz4VXgkdxZRB6wWZ+n3aUcks8a/uZYUZ3cLv24pdf54DpfTQ15t1fE EoAPXjDsM2vHLxxkWZ04L8uSbBQyP9sPTPr27B0e5if2gjrYeukndL14SXavadY6shoL /GfAgRxJC/fPBYjhZvm/OJdPVFoLetvgjff5a7OU5hNeNxSLnxvJk6NjJdR4hV/QBO2D +Po5l52EyCzsncwg3vYtsC66rbhO6sqRhvjlLUsBg7VEj1S0KiRbs+xt+4QlMXq0ID5q +IRxpWndYJjUgl/3KuHw7sV5Tfy95oEc4CfKQI229i1HKxug/cmkliFzOf1gfHYJuC7m szyA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1786010872; x=1786615672; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-gg:x-gm-message-state:from :to:cc:subject:date:message-id:reply-to:content-type; bh=f+ExpY11XrGNkqspeKakk5KKiupmYq5hGJ+hWgPI7D8=; b=THFRf9X/oYa/NUQf0+WlVgHsuhepcrWlyhRdTRBj/0a+EJCHNV9Vz//HUEpdQY/GMj UzHkGK9VjQzzF+MCjcK+EZCJ8HY1N4dY89Ii9O3sQB67oZiwgxzLTq4xbKNJ0sPPj9n1 8aIpRklp/uktbikrbkug26Gi3NoX5F08QY0wJ1Dz1+jD5+84vgEcNYN7k9ZarwyuMj8n aG1P0zi781iE6ncVmOAs/OlY88OA7ZIAnUSYelChP16MUXjW0xdswJtY9lklJN2rLBhv 2mQQiktX9uyDIfXZa4/7xwS+FTyxPb4W4bvgfvBN+GqrSO+5+yXuSrk4EJNaLbEX2JOX OcWg== X-Gm-Message-State: AOJu0YzN4omNY7ftYvI0bOq6c6w7okq65pfsGrGkiS/in/ligdbKqHGL FYOziK3FjVnWnYa4f0cH6Bny2oE1L16FltELR/MGeC4CATBumrDlXOXOlTp38TlgTbnGUYOtDlv XzqijxnpkGDc9W/HoDxg3mgv7EAKkXiZyxbzVt1UGaJBfV6MpgPHXhokbwRXGLa4csIz7xule X-Gm-Gg: AR+sD12W7ueuwuxHQj96N2QdIqOE7czJP1LJh/CtzAe6GjZqIuF7KaeNciFgtv/Mqhu 7l2OyfByiSeQpJHozT61swFwkNencmo1wFnZSmo7SJBqxCrpnc0oEfLg9s0cc3T9K4+NWf4/nwo arT7XP5GyO8CwCxaLmtTcYLswunBJJY2COlebrBSNmzgE3Za0LnPo5znW8d2Ugkl4QvMCVVjpTy NY/PKdYOaUoEsrUZEmtw57o32JgE6T574ViMK0MFsMQfmr5M0FiTLBAW3tDdVCwSzJM+e9XW54n CkBZ/4i+SyYI9mdSCvRjXtXrlrMbS62EQaBBMmETYgWPfXuULW8shnQlPHjVeolQoPrztN9XzpD IrSEK3TcMn6gz7vM8vfcea5iRACPXn0WUgDx3WLYhgwLcd0b/sMo/ X-Received: by 2002:a17:903:2312:b0:2c9:d88e:f996 with SMTP id d9443c01a7336-2d0ca7fa497mr144437115ad.9.1786010872012; Thu, 06 Aug 2026 03:07:52 -0700 (PDT) X-Received: by 2002:a17:903:2312:b0:2c9:d88e:f996 with SMTP id d9443c01a7336-2d0ca7fa497mr144436505ad.9.1786010871464; Thu, 06 Aug 2026 03:07:51 -0700 (PDT) Received: from hu-kaur-blr.qualcomm.com (blr-bdr-fw-01_GlobalNAT_AllZones-Outside.qualcomm.com. [103.229.18.19]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-2d0b6fbf2c6sm24027115ad.34.2026.08.06.03.07.49 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 06 Aug 2026 03:07:50 -0700 (PDT) From: Pardeep Kaur X-Google-Original-From: Pardeep Kaur , Pardeep Kaur Subject: [PATCH ath-next 8/8] wifi: ath12k: add WBM SW desc fallback counter Date: Thu, 6 Aug 2026 15:37:02 +0530 Message-Id: <20260806100702.3479326-9-pardeep.kaur@oss.qualcomm.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20260806100702.3479326-1-pardeep.kaur@oss.qualcomm.com> References: <20260806100702.3479326-1-pardeep.kaur@oss.qualcomm.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Authority-Analysis: v=2.4 cv=TJR1jVla c=1 sm=1 tr=0 ts=6a745cf8 cx=c_pps a=IZJwPbhc+fLeJZngyXXI0A==:117 a=Ou0eQOY4+eZoSc0qltEV5Q==:17 a=Sv0fKeRqtYgA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=eoimf2acIAo5FJnRuUoq:22 a=EUspDBNiAAAA:8 a=7LnAo4KMM85IVg6JStIA:9 a=uG9DUKGECoFWVXl0Dc02:22 X-Proofpoint-GUID: AB2QxLeVbrkBaIfwNHM-MMKUNXvAMDCY X-Proofpoint-Spam-Info: AW1haW4tMjYwODA2MDA3OSBTYWx0ZWRfX+DHndNzvrCCn 7PKBLBzJXJgcPZaulzrLpX6d3VG690KYz9YlB6Jwq+f2qBMSJ9zX/eBqSWB26iOqhdSfuEAxnIr qMeq+DnnrS4rK9Mvfl88GvoKMrintIE= X-Proofpoint-ORIG-GUID: AB2QxLeVbrkBaIfwNHM-MMKUNXvAMDCY X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwODA2MDA3OSBTYWx0ZWRfXz8IXk7DIew/W KhIh8+FyvlJl6EelW0HJ8F2hxNKKIWh2r9NkVnMlRC1pbh0mpIPfpXnghwfypHqHDHYJIJz6nBh rh4tNm+xm6tTQOmv9zAFRUa/dM05+zDGaZ3GnKfTbZs/Qyp1QAXfhtvxbdtUWxguVVJOoeAAEjg y4ZlbRTkqDcYhvyfZzsC3vnWOqMoeNMxmMyQQ2BR2xAQ08fUz9+ec0eIYl8k3AtIUfr67FUhPNc a44t9vEhudNffESzJD3KK7zxOc16KepaSTZwW/TTtZZZ84eojl9aPlUo7Pm+HdajdmCc6VoruSo LUktSujwXQo/ZonTK66BE+0SPuj9RLxvJ9pTA+4BXBNRpgEeoVRCkfJvxte5jYR3FKHNI6D4p1r AkerAjfTOOiR+TjQ+ExoSZNX5MwOa895fATRuljrLBNqcTyiY0k4eMmOzOOK/XxhmEYheC7qDe6 xvMQmOyJVrqbFf5CNWg== X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1176,Hydra:6.1.134,FMLib:17.12.100.49 definitions=2026-08-05_06,2026-08-05_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 clxscore=1015 bulkscore=0 suspectscore=0 adultscore=0 lowpriorityscore=0 malwarescore=0 priorityscore=1501 phishscore=0 spamscore=0 impostorscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2606150000 definitions=main-2608060079 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260806_110757_633723_A0F140D5 X-CRM114-Status: GOOD ( 15.44 ) X-BeenThere: ath12k@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "ath12k" Errors-To: ath12k-bounces+ath12k=archiver.kernel.org@lists.infradead.org From: Aniruddha Mishra When HW CC is not done, the WBM RX error path falls back to cookie-based descriptor retrieval via ath12k_dp_get_rx_desc(). This fallback path is taken before knowing whether the retrieval will succeed, so it is not a drop event and should not be counted in the drop[] array. Add a dedicated sw_desc_fallback counter in ath12k_device_dp_rx_wbm_err_stats to track how often the HW CC fallback path is taken, distinct from actual packet drops. Expose the counter in the device_dp_stats debugfs file as a separate line. Tested-on: QCN9274 hw2.0 PCI WLAN.WBE.1.6.r1-00402-QCAHKSWPL_SILICONZ-1 Signed-off-by: Aniruddha Mishra Co-developed-by: Pardeep Kaur Signed-off-by: Pardeep Kaur --- drivers/net/wireless/ath/ath12k/debugfs.c | 4 ++++ drivers/net/wireless/ath/ath12k/dp.h | 1 + drivers/net/wireless/ath/ath12k/wifi7/dp_rx.c | 1 + 3 files changed, 6 insertions(+) diff --git a/drivers/net/wireless/ath/ath12k/debugfs.c b/drivers/net/wireless/ath/ath12k/debugfs.c index d4ea21aac21e..ed7045a2a380 100644 --- a/drivers/net/wireless/ath/ath12k/debugfs.c +++ b/drivers/net/wireless/ath/ath12k/debugfs.c @@ -1122,6 +1122,10 @@ static ssize_t ath12k_debugfs_dump_device_dp_stats(struct file *file, len += scnprintf(buf + len, size - len, "%s: %u\n", wbm_rx_drop[i], device_stats->wbm_err.drop[i]); + len += scnprintf(buf + len, size - len, + "\nWBM SW desc fallback (HW CC not done): %u\n", + device_stats->wbm_err.sw_desc_fallback); + len += scnprintf(buf + len, size - len, "\nREO sent to stack\n"); for (i = 0; i < DP_REO_DST_RING_MAX; i++) { len += scnprintf(buf + len, size - len, "ring%d:", i); diff --git a/drivers/net/wireless/ath/ath12k/dp.h b/drivers/net/wireless/ath/ath12k/dp.h index 5cfe2096c633..289aede6dabb 100644 --- a/drivers/net/wireless/ath/ath12k/dp.h +++ b/drivers/net/wireless/ath/ath12k/dp.h @@ -442,6 +442,7 @@ struct ath12k_device_dp_rx_wbm_err_stats { u32 rxdma_error[HAL_REO_ENTR_RING_RXDMA_ECODE_MAX]; u32 reo_error[HAL_REO_DEST_RING_ERROR_CODE_MAX]; u32 drop[WBM_ERR_DROP_MAX]; + u32 sw_desc_fallback; }; struct ath12k_device_dp_stats { diff --git a/drivers/net/wireless/ath/ath12k/wifi7/dp_rx.c b/drivers/net/wireless/ath/ath12k/wifi7/dp_rx.c index 60489cfd4e54..d96d8301565c 100644 --- a/drivers/net/wireless/ath/ath12k/wifi7/dp_rx.c +++ b/drivers/net/wireless/ath/ath12k/wifi7/dp_rx.c @@ -1968,6 +1968,7 @@ int ath12k_wifi7_dp_rx_process_wbm_err(struct ath12k_dp *dp, /* retry manual desc retrieval if hw cc is not done */ if (!desc_info) { + dp->device_stats.wbm_err.sw_desc_fallback++; desc_info = ath12k_dp_get_rx_desc(dp, err_info.cookie); if (!desc_info) { dp->device_stats.wbm_err.drop[WBM_ERR_GET_SW_DESC]++; -- 2.34.1