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Mon, 29 Apr 2024 17:38:27 GMT Received: from pps.reinject (localhost [127.0.0.1]) by APBLRPPMTA02.qualcomm.com (PPS) with ESMTPS id 3xrtekh4y1-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Mon, 29 Apr 2024 17:38:27 +0000 Received: from APBLRPPMTA02.qualcomm.com (APBLRPPMTA02.qualcomm.com [127.0.0.1]) by pps.reinject (8.17.1.5/8.17.1.5) with ESMTP id 43THcRLl032196; Mon, 29 Apr 2024 17:38:27 GMT Received: from hu-devc-blr-u22-a.qualcomm.com (hu-rgnanase-blr.qualcomm.com [10.190.106.79]) by APBLRPPMTA02.qualcomm.com (PPS) with ESMTPS id 43THcRFo032185 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Mon, 29 Apr 2024 17:38:27 +0000 Received: by hu-devc-blr-u22-a.qualcomm.com (Postfix, from userid 2378837) id 4B2E4410F1; Mon, 29 Apr 2024 23:08:26 +0530 (+0530) From: Ramya Gnanasekar To: ath12k@lists.infradead.org Cc: linux-wireless@vger.kernel.org, Dinesh Karthikeyan , Ramya Gnanasekar Subject: [PATCH 1/4] wifi: ath12k: Add support to enable debugfs_htt_stats Date: Mon, 29 Apr 2024 23:08:22 +0530 Message-Id: <20240429173825.2369355-2-quic_rgnanase@quicinc.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240429173825.2369355-1-quic_rgnanase@quicinc.com> References: <20240429173825.2369355-1-quic_rgnanase@quicinc.com> Precedence: bulk X-Mailing-List: linux-wireless@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-QCInternal: smtphost X-QCInternal: smtphost X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-GUID: Q_KD9ho-aie5rSGi82VDjgfYthby1mJR X-Proofpoint-ORIG-GUID: Q_KD9ho-aie5rSGi82VDjgfYthby1mJR X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1011,Hydra:6.0.650,FMLib:17.11.176.26 definitions=2024-04-29_15,2024-04-29_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 mlxlogscore=999 adultscore=0 impostorscore=0 mlxscore=0 suspectscore=0 bulkscore=0 phishscore=0 priorityscore=1501 malwarescore=0 spamscore=0 clxscore=1011 lowpriorityscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2404010003 definitions=main-2404290113 From: Dinesh Karthikeyan Create debugfs_htt_stats file when ath12k debugfs support is enabled. Add basic ath12k_debugfs_htt_stats_init and handle htt_stats_type file operations. Tested-on: QCN9274 hw2.0 PCI WLAN.WBE.1.0.1-00029-QCAHKSWPL_SILICONZ-1 Signed-off-by: Dinesh Karthikeyan Co-developed-by: Ramya Gnanasekar Signed-off-by: Ramya Gnanasekar --- drivers/net/wireless/ath/ath12k/Makefile | 2 +- drivers/net/wireless/ath/ath12k/core.h | 9 +++ drivers/net/wireless/ath/ath12k/debugfs.c | 3 + .../wireless/ath/ath12k/debugfs_htt_stats.c | 74 +++++++++++++++++++ .../wireless/ath/ath12k/debugfs_htt_stats.h | 20 +++++ 5 files changed, 107 insertions(+), 1 deletion(-) create mode 100644 drivers/net/wireless/ath/ath12k/debugfs_htt_stats.c create mode 100644 drivers/net/wireless/ath/ath12k/debugfs_htt_stats.h diff --git a/drivers/net/wireless/ath/ath12k/Makefile b/drivers/net/wireless/ath/ath12k/Makefile index d42480db7463..3491b8b8a1e2 100644 --- a/drivers/net/wireless/ath/ath12k/Makefile +++ b/drivers/net/wireless/ath/ath12k/Makefile @@ -23,7 +23,7 @@ ath12k-y += core.o \ fw.o \ p2p.o -ath12k-$(CONFIG_ATH12K_DEBUGFS) += debugfs.o +ath12k-$(CONFIG_ATH12K_DEBUGFS) += debugfs.o debugfs_htt_stats.o ath12k-$(CONFIG_ACPI) += acpi.o ath12k-$(CONFIG_ATH12K_TRACING) += trace.o diff --git a/drivers/net/wireless/ath/ath12k/core.h b/drivers/net/wireless/ath/ath12k/core.h index 47dde4401210..b7aa2d69aed3 100644 --- a/drivers/net/wireless/ath/ath12k/core.h +++ b/drivers/net/wireless/ath/ath12k/core.h @@ -27,6 +27,7 @@ #include "dbring.h" #include "fw.h" #include "acpi.h" +#include "debugfs_htt_stats.h" #define SM(_v, _f) (((_v) << _f##_LSB) & _f##_MASK) @@ -477,8 +478,16 @@ struct ath12k_fw_stats { struct list_head bcn; }; +struct ath12k_dbg_htt_stats { + enum ath12k_dbg_htt_ext_stats_type type; + u32 cfg_param[4]; + /* protects shared stats req buffer */ + spinlock_t lock; +}; + struct ath12k_debug { struct dentry *debugfs_pdev; + struct ath12k_dbg_htt_stats htt_stats; }; struct ath12k_per_peer_tx_stats { diff --git a/drivers/net/wireless/ath/ath12k/debugfs.c b/drivers/net/wireless/ath/ath12k/debugfs.c index 8d8ba951093b..30a80f04d824 100644 --- a/drivers/net/wireless/ath/ath12k/debugfs.c +++ b/drivers/net/wireless/ath/ath12k/debugfs.c @@ -6,6 +6,7 @@ #include "core.h" #include "debugfs.h" +#include "debugfs_htt_stats.h" static ssize_t ath12k_write_simulate_radar(struct file *file, const char __user *user_buf, @@ -87,4 +88,6 @@ void ath12k_debugfs_register(struct ath12k *ar) ar->debug.debugfs_pdev, ar, &fops_simulate_radar); } + + ath12k_debugfs_htt_stats_init(ar); } diff --git a/drivers/net/wireless/ath/ath12k/debugfs_htt_stats.c b/drivers/net/wireless/ath/ath12k/debugfs_htt_stats.c new file mode 100644 index 000000000000..4a58362bdaea --- /dev/null +++ b/drivers/net/wireless/ath/ath12k/debugfs_htt_stats.c @@ -0,0 +1,74 @@ +// SPDX-License-Identifier: BSD-3-Clause-Clear +/* + * Copyright (c) 2018-2021 The Linux Foundation. All rights reserved. + * Copyright (c) 2021-2024 Qualcomm Innovation Center, Inc. All rights reserved. + */ + +#include +#include "core.h" +#include "debug.h" +#include "debugfs_htt_stats.h" + +static ssize_t ath12k_read_htt_stats_type(struct file *file, + char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct ath12k *ar = file->private_data; + char buf[32]; + size_t len; + + len = scnprintf(buf, sizeof(buf), "%u\n", ar->debug.htt_stats.type); + + return simple_read_from_buffer(user_buf, count, ppos, buf, len); +} + +static ssize_t ath12k_write_htt_stats_type(struct file *file, + const char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct ath12k *ar = file->private_data; + enum ath12k_dbg_htt_ext_stats_type type; + unsigned int cfg_param[4] = {0}; + int num_args; + + char *buf __free(kfree) = kzalloc(count, GFP_KERNEL); + if (!buf) + return -ENOMEM; + + if (copy_from_user(buf, user_buf, count)) + return -EFAULT; + + num_args = sscanf(buf, "%u %u %u %u %u\n", &type, &cfg_param[0], + &cfg_param[1], &cfg_param[2], &cfg_param[3]); + if (!num_args || num_args > 5) + return -EINVAL; + + if (type >= ATH12K_DBG_HTT_NUM_EXT_STATS) + return -E2BIG; + + if (type == ATH12K_DBG_HTT_EXT_STATS_RESET) + return -EPERM; + + ar->debug.htt_stats.type = type; + ar->debug.htt_stats.cfg_param[0] = cfg_param[0]; + ar->debug.htt_stats.cfg_param[1] = cfg_param[1]; + ar->debug.htt_stats.cfg_param[2] = cfg_param[2]; + ar->debug.htt_stats.cfg_param[3] = cfg_param[3]; + + return count; +} + +static const struct file_operations fops_htt_stats_type = { + .read = ath12k_read_htt_stats_type, + .write = ath12k_write_htt_stats_type, + .open = simple_open, + .owner = THIS_MODULE, + .llseek = default_llseek, +}; + +void ath12k_debugfs_htt_stats_init(struct ath12k *ar) +{ + spin_lock_init(&ar->debug.htt_stats.lock); + debugfs_create_file("htt_stats_type", 0600, ar->debug.debugfs_pdev, + ar, &fops_htt_stats_type); +} diff --git a/drivers/net/wireless/ath/ath12k/debugfs_htt_stats.h b/drivers/net/wireless/ath/ath12k/debugfs_htt_stats.h new file mode 100644 index 000000000000..6bd34d72b407 --- /dev/null +++ b/drivers/net/wireless/ath/ath12k/debugfs_htt_stats.h @@ -0,0 +1,20 @@ +/* SPDX-License-Identifier: BSD-3-Clause-Clear */ +/* + * Copyright (c) 2018-2021 The Linux Foundation. All rights reserved. + * Copyright (c) 2021-2024 Qualcomm Innovation Center, Inc. All rights reserved. + */ + +#ifndef DEBUG_HTT_STATS_H +#define DEBUG_HTT_STATS_H + +void ath12k_debugfs_htt_stats_init(struct ath12k *ar); + +/* htt_dbg_ext_stats_type */ +enum ath12k_dbg_htt_ext_stats_type { + ATH12K_DBG_HTT_EXT_STATS_RESET, + + /* keep this last */ + ATH12K_DBG_HTT_NUM_EXT_STATS, +}; + +#endif From patchwork Mon Apr 29 17:38:23 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ramya Gnanasekar X-Patchwork-Id: 793690 Received: from mx0b-0031df01.pphosted.com (mx0b-0031df01.pphosted.com [205.220.180.131]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id A5D438665A for ; Mon, 29 Apr 2024 17:38:37 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=205.220.180.131 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1714412319; cv=none; b=Y7EQFANSXk0+anrtco1esedMzGHDE1/9UkLeq8ycgbv12hnKU9RP2gGhoRG52AM6EPHkRbLTZ926TlT3MnWAJ26NTu6qB0sdiXmZLdW0WqKpaR2g9Cihp2KjK+aZAAKMM0ig4yvBa45k15ahWzSb/lJDzxgu9sSy0vrnnhUKOEg= ARC-Message-Signature: i=1; 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Mon, 29 Apr 2024 17:38:27 GMT Received: from pps.reinject (localhost [127.0.0.1]) by APBLRPPMTA02.qualcomm.com (PPS) with ESMTPS id 3xrtekh4y0-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Mon, 29 Apr 2024 17:38:27 +0000 Received: from APBLRPPMTA02.qualcomm.com (APBLRPPMTA02.qualcomm.com [127.0.0.1]) by pps.reinject (8.17.1.5/8.17.1.5) with ESMTP id 43THcRuD032197; Mon, 29 Apr 2024 17:38:27 GMT Received: from hu-devc-blr-u22-a.qualcomm.com (hu-rgnanase-blr.qualcomm.com [10.190.106.79]) by APBLRPPMTA02.qualcomm.com (PPS) with ESMTPS id 43THcROk032187 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Mon, 29 Apr 2024 17:38:27 +0000 Received: by hu-devc-blr-u22-a.qualcomm.com (Postfix, from userid 2378837) id 4ED4241150; Mon, 29 Apr 2024 23:08:26 +0530 (+0530) From: Ramya Gnanasekar To: ath12k@lists.infradead.org Cc: linux-wireless@vger.kernel.org, Dinesh Karthikeyan , Ramya Gnanasekar Subject: [PATCH 2/4] wifi: ath12k: Add htt_stats_dump file ops support Date: Mon, 29 Apr 2024 23:08:23 +0530 Message-Id: <20240429173825.2369355-3-quic_rgnanase@quicinc.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240429173825.2369355-1-quic_rgnanase@quicinc.com> References: <20240429173825.2369355-1-quic_rgnanase@quicinc.com> Precedence: bulk X-Mailing-List: linux-wireless@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-QCInternal: smtphost X-QCInternal: smtphost X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-GUID: IDJtvSyVnywvaowrnShRQGepgEfqHaQS X-Proofpoint-ORIG-GUID: IDJtvSyVnywvaowrnShRQGepgEfqHaQS X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1011,Hydra:6.0.650,FMLib:17.11.176.26 definitions=2024-04-29_15,2024-04-29_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 bulkscore=0 spamscore=0 impostorscore=0 lowpriorityscore=0 adultscore=0 mlxlogscore=999 malwarescore=0 suspectscore=0 clxscore=1015 mlxscore=0 priorityscore=1501 phishscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2404010003 definitions=main-2404290113 From: Dinesh Karthikeyan Add dump_htt_stats file operation to dump the stats value requested for the requested stats_type. Stats sent from firmware will be cumulative. Hence add debugfs to reset the requested stats type. Example with one ath12k device: ath12k `-- pci-0000:06:00.0 |-- mac0 `-- htt_stats |-- htt_stats_type |-- htt_stats_reset Tested-on: QCN9274 hw2.0 PCI WLAN.WBE.1.0.1-00029-QCAHKSWPL_SILICONZ-1 Signed-off-by: Dinesh Karthikeyan Co-developed-by: Ramya Gnanasekar Signed-off-by: Ramya Gnanasekar --- drivers/net/wireless/ath/ath12k/core.h | 2 + .../wireless/ath/ath12k/debugfs_htt_stats.c | 201 ++++++++++++++++++ .../wireless/ath/ath12k/debugfs_htt_stats.h | 30 +++ 3 files changed, 233 insertions(+) diff --git a/drivers/net/wireless/ath/ath12k/core.h b/drivers/net/wireless/ath/ath12k/core.h index b7aa2d69aed3..192182a062bc 100644 --- a/drivers/net/wireless/ath/ath12k/core.h +++ b/drivers/net/wireless/ath/ath12k/core.h @@ -481,6 +481,8 @@ struct ath12k_fw_stats { struct ath12k_dbg_htt_stats { enum ath12k_dbg_htt_ext_stats_type type; u32 cfg_param[4]; + u8 reset; + struct debug_htt_stats_req *stats_req; /* protects shared stats req buffer */ spinlock_t lock; }; diff --git a/drivers/net/wireless/ath/ath12k/debugfs_htt_stats.c b/drivers/net/wireless/ath/ath12k/debugfs_htt_stats.c index 4a58362bdaea..d69586506d68 100644 --- a/drivers/net/wireless/ath/ath12k/debugfs_htt_stats.c +++ b/drivers/net/wireless/ath/ath12k/debugfs_htt_stats.c @@ -8,6 +8,7 @@ #include "core.h" #include "debug.h" #include "debugfs_htt_stats.h" +#include "dp_tx.h" static ssize_t ath12k_read_htt_stats_type(struct file *file, char __user *user_buf, @@ -66,9 +67,209 @@ static const struct file_operations fops_htt_stats_type = { .llseek = default_llseek, }; +static int ath12k_debugfs_htt_stats_req(struct ath12k *ar) +{ + struct debug_htt_stats_req *stats_req = ar->debug.htt_stats.stats_req; + enum ath12k_dbg_htt_ext_stats_type type = stats_req->type; + u64 cookie; + int ret, pdev_id = ar->pdev->pdev_id; + struct htt_ext_stats_cfg_params cfg_params = { 0 }; + + init_completion(&stats_req->htt_stats_rcvd); + + stats_req->done = false; + stats_req->pdev_id = pdev_id; + + cookie = u64_encode_bits(ATH12K_HTT_STATS_MAGIC_VALUE, + ATH12K_HTT_STATS_COOKIE_MSB); + cookie |= u64_encode_bits(pdev_id, ATH12K_HTT_STATS_COOKIE_LSB); + + if (stats_req->override_cfg_param) { + cfg_params.cfg0 = stats_req->cfg_param[0]; + cfg_params.cfg1 = stats_req->cfg_param[1]; + cfg_params.cfg2 = stats_req->cfg_param[2]; + cfg_params.cfg3 = stats_req->cfg_param[3]; + } + + ret = ath12k_dp_tx_htt_h2t_ext_stats_req(ar, type, &cfg_params, cookie); + if (ret) { + ath12k_warn(ar->ab, "failed to send htt stats request: %d\n", ret); + return ret; + } + if (!wait_for_completion_timeout(&stats_req->htt_stats_rcvd, 3 * HZ)) { + spin_lock_bh(&ar->debug.htt_stats.lock); + if (!stats_req->done) { + stats_req->done = true; + spin_unlock_bh(&ar->debug.htt_stats.lock); + ath12k_warn(ar->ab, "stats request timed out\n"); + return -ETIMEDOUT; + } + spin_unlock_bh(&ar->debug.htt_stats.lock); + } + + return 0; +} + +static int ath12k_open_htt_stats(struct inode *inode, + struct file *file) +{ + struct ath12k *ar = inode->i_private; + struct debug_htt_stats_req *stats_req; + enum ath12k_dbg_htt_ext_stats_type type = ar->debug.htt_stats.type; + int ret; + + if (type == ATH12K_DBG_HTT_EXT_STATS_RESET) + return -EPERM; + + mutex_lock(&ar->conf_mutex); + + if (ar->state != ATH12K_STATE_ON) { + ret = -ENETDOWN; + goto err_unlock; + } + + if (ar->debug.htt_stats.stats_req) { + ret = -EAGAIN; + goto err_unlock; + } + + stats_req = kzalloc(sizeof(*stats_req) + ATH12K_HTT_STATS_BUF_SIZE, GFP_KERNEL); + if (!stats_req) { + ret = -ENOMEM; + goto err_unlock; + } + + ar->debug.htt_stats.stats_req = stats_req; + stats_req->type = type; + stats_req->cfg_param[0] = ar->debug.htt_stats.cfg_param[0]; + stats_req->cfg_param[1] = ar->debug.htt_stats.cfg_param[1]; + stats_req->cfg_param[2] = ar->debug.htt_stats.cfg_param[2]; + stats_req->cfg_param[3] = ar->debug.htt_stats.cfg_param[3]; + stats_req->override_cfg_param = !!stats_req->cfg_param[0] || + !!stats_req->cfg_param[1] || + !!stats_req->cfg_param[2] || + !!stats_req->cfg_param[3]; + + ret = ath12k_debugfs_htt_stats_req(ar); + if (ret < 0) + goto out; + + file->private_data = stats_req; + + mutex_unlock(&ar->conf_mutex); + + return 0; +out: + kfree(stats_req); + ar->debug.htt_stats.stats_req = NULL; +err_unlock: + mutex_unlock(&ar->conf_mutex); + + return ret; +} + +static int ath12k_release_htt_stats(struct inode *inode, + struct file *file) +{ + struct ath12k *ar = inode->i_private; + + mutex_lock(&ar->conf_mutex); + kfree(file->private_data); + ar->debug.htt_stats.stats_req = NULL; + mutex_unlock(&ar->conf_mutex); + + return 0; +} + +static ssize_t ath12k_read_htt_stats(struct file *file, + char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct debug_htt_stats_req *stats_req = file->private_data; + char *buf; + u32 length; + + buf = stats_req->buf; + length = min_t(u32, stats_req->buf_len, ATH12K_HTT_STATS_BUF_SIZE); + return simple_read_from_buffer(user_buf, count, ppos, buf, length); +} + +static const struct file_operations fops_dump_htt_stats = { + .open = ath12k_open_htt_stats, + .release = ath12k_release_htt_stats, + .read = ath12k_read_htt_stats, + .owner = THIS_MODULE, + .llseek = default_llseek, +}; + +static ssize_t ath12k_write_htt_stats_reset(struct file *file, + const char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct ath12k *ar = file->private_data; + enum ath12k_dbg_htt_ext_stats_type type; + struct htt_ext_stats_cfg_params cfg_params = { 0 }; + u8 param_pos; + int ret; + + ret = kstrtou32_from_user(user_buf, count, 0, &type); + if (ret) + return ret; + + if (type >= ATH12K_DBG_HTT_NUM_EXT_STATS || + type == ATH12K_DBG_HTT_EXT_STATS_RESET) + return -E2BIG; + + mutex_lock(&ar->conf_mutex); + cfg_params.cfg0 = HTT_STAT_DEFAULT_RESET_START_OFFSET; + param_pos = (type >> 5) + 1; + + switch (param_pos) { + case ATH12K_HTT_STATS_RESET_PARAM_CFG_32_BYTES: + cfg_params.cfg1 = 1 << (cfg_params.cfg0 + type); + break; + case ATH12K_HTT_STATS_RESET_PARAM_CFG_64_BYTES: + cfg_params.cfg2 = ATH12K_HTT_STATS_RESET_BITMAP32_BIT(cfg_params.cfg0 + + type); + break; + case ATH12K_HTT_STATS_RESET_PARAM_CFG_128_BYTES: + cfg_params.cfg3 = ATH12K_HTT_STATS_RESET_BITMAP64_BIT(cfg_params.cfg0 + + type); + break; + default: + break; + } + + ret = ath12k_dp_tx_htt_h2t_ext_stats_req(ar, + ATH12K_DBG_HTT_EXT_STATS_RESET, + &cfg_params, + 0ULL); + if (ret) { + ath12k_warn(ar->ab, "failed to send htt stats request: %d\n", ret); + mutex_unlock(&ar->conf_mutex); + return ret; + } + + ar->debug.htt_stats.reset = type; + mutex_unlock(&ar->conf_mutex); + + return count; +} + +static const struct file_operations fops_htt_stats_reset = { + .write = ath12k_write_htt_stats_reset, + .open = simple_open, + .owner = THIS_MODULE, + .llseek = default_llseek, +}; + void ath12k_debugfs_htt_stats_init(struct ath12k *ar) { spin_lock_init(&ar->debug.htt_stats.lock); debugfs_create_file("htt_stats_type", 0600, ar->debug.debugfs_pdev, ar, &fops_htt_stats_type); + debugfs_create_file("htt_stats", 0400, ar->debug.debugfs_pdev, + ar, &fops_dump_htt_stats); + debugfs_create_file("htt_stats_reset", 0200, ar->debug.debugfs_pdev, + ar, &fops_htt_stats_reset); } diff --git a/drivers/net/wireless/ath/ath12k/debugfs_htt_stats.h b/drivers/net/wireless/ath/ath12k/debugfs_htt_stats.h index 6bd34d72b407..eade49d91720 100644 --- a/drivers/net/wireless/ath/ath12k/debugfs_htt_stats.h +++ b/drivers/net/wireless/ath/ath12k/debugfs_htt_stats.h @@ -7,6 +7,18 @@ #ifndef DEBUG_HTT_STATS_H #define DEBUG_HTT_STATS_H +#define ATH12K_HTT_STATS_BUF_SIZE (1024 * 512) +#define ATH12K_HTT_STATS_COOKIE_LSB GENMASK_ULL(31, 0) +#define ATH12K_HTT_STATS_COOKIE_MSB GENMASK_ULL(63, 32) +#define ATH12K_HTT_STATS_MAGIC_VALUE 0xF0F0F0F0 + +#define ATH12K_HTT_STATS_RESET_BITMAP32_OFFSET(_idx) ((_idx) & 0x1f) +#define ATH12K_HTT_STATS_RESET_BITMAP64_OFFSET(_idx) ((_idx) & 0x3f) +#define ATH12K_HTT_STATS_RESET_BITMAP32_BIT(_idx) (1 << \ + ATH12K_HTT_STATS_RESET_BITMAP32_OFFSET(_idx)) +#define ATH12K_HTT_STATS_RESET_BITMAP64_BIT(_idx) (1 << \ + ATH12K_HTT_STATS_RESET_BITMAP64_OFFSET(_idx)) + void ath12k_debugfs_htt_stats_init(struct ath12k *ar); /* htt_dbg_ext_stats_type */ @@ -17,4 +29,22 @@ enum ath12k_dbg_htt_ext_stats_type { ATH12K_DBG_HTT_NUM_EXT_STATS, }; +enum ath12k_htt_stats_reset_cfg_param_alloc_pos { + ATH12K_HTT_STATS_RESET_PARAM_CFG_32_BYTES = 1, + ATH12K_HTT_STATS_RESET_PARAM_CFG_64_BYTES, + ATH12K_HTT_STATS_RESET_PARAM_CFG_128_BYTES, +}; + +struct debug_htt_stats_req { + bool done; + bool override_cfg_param; + u8 pdev_id; + enum ath12k_dbg_htt_ext_stats_type type; + u32 cfg_param[4]; + u8 peer_addr[ETH_ALEN]; + struct completion htt_stats_rcvd; + u32 buf_len; + u8 buf[]; +}; + #endif From patchwork Mon Apr 29 17:38:24 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ramya Gnanasekar X-Patchwork-Id: 793286 Received: from mx0b-0031df01.pphosted.com (mx0b-0031df01.pphosted.com [205.220.180.131]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id C37B286AFE for ; 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Add support for TX PDEV related htt stats. Sample output: ------------- echo 1 > /sys/kernel/debug/ath12k/pci-0000\:06\:00.0/mac0/htt_stats_type cat /sys/kernel/debug/ath12k/pci-0000\:06\:00.0/mac0/htt_stats HTT_TX_PDEV_STATS_CMN_TLV: mac_id = 0 comp_delivered = 0 self_triggers = 256 hw_queued = 275 hw_reaped = 275 underrun = 241 hw_paused = 0 hw_flush = 0 hw_filt = 1 tx_abort = 0 ppdu_ok = 246 mpdu_requeued = 0 tx_xretry = 0 data_rc = 3 mpdu_dropped_xretry = 0 illegal_rate_phy_err = 0 cont_xretry = 0 tx_timeout = 0 tx_time_dur_data = 0 pdev_resets = 0 phy_underrun = 0 txop_ovf = 0 seq_posted = 247 seq_failed_queueing = 0 seq_completed = 247 seq_restarted = 0 seq_txop_repost_stop = 0 next_seq_cancel = 0 dl_mu_mimo_seq_posted = 0 dl_mu_ofdma_seq_posted = 0 ul_mu_mimo_seq_posted = 0 ul_mu_ofdma_seq_posted = 0 mu_mimo_peer_blacklisted = 0 seq_qdepth_repost_stop = 0 seq_min_msdu_repost_stop = 0 mu_seq_min_msdu_repost_stop = 0 seq_switch_hw_paused = 0 next_seq_posted_dsr = 0 seq_posted_isr = 0 seq_ctrl_cached = 0 mpdu_count_tqm = 0 msdu_count_tqm = 0 mpdu_removed_tqm = 0 msdu_removed_tqm = 0 remove_mpdus_max_retries = 0 mpdus_sw_flush = 0 mpdus_hw_filter = 0 mpdus_truncated = 0 mpdus_ack_failed = 0 mpdus_expired = 0 mpdus_seq_hw_retry = 0 ack_tlv_proc = 0 coex_abort_mpdu_cnt_valid = 0 coex_abort_mpdu_cnt = 5 num_total_ppdus_tried_ota = 5 num_data_ppdus_tried_ota = 0 local_ctrl_mgmt_enqued = 247 local_ctrl_mgmt_freed = 247 local_data_enqued = 0 local_data_freed = 0 mpdu_tried = 0 isr_wait_seq_posted = 0 tx_active_dur_us_low = 0 tx_active_dur_us_high = 0 fes_offsets_err_cnt = 0 HTT_TX_PDEV_STATS_URRN_TLV: urrn_stats = 0:0, 1:241, 2:0, HTT_TX_PDEV_STATS_SIFS_TLV: sifs_status = 0:0, 1:0, 2:0, 3:0, 4:0, 5:0, 6:0, 7:0, 8:0, HTT_TX_PDEV_STATS_FLUSH_TLV: flush_errs = 0:0, 1:0, 2:0, 3:0, 4:0, 5:0, 6:0, 7:0, 8:0, 9:0, 10:0, 11:0, 12:0, 13:0, 14:0, 15:0, 16:0, 17:0, 18:0, 19:0, 20:0, 21:0, 22:0, 23:0, 24:0, 25:0, 26:0, 27:0, 28:0, 29:0, 30:0, 31:0, 32:0, 33:0, 34:0, 35:0, 36:0, 37:0, 38:0, 39:0, 40:0, 41:0, 42:0, 43:0, 44:0, 45:0, 46:0, 47:0, 48:0, 49:0, 50:0, 51:0, 52:0, 53:0, 54:0, 55:0, 56:0, 57:0, 58:0, 59:0, 60:0, 61:0, 62:0, 63:0, 64:0, 65:0, 66:0, 67:0, 68:0, 69:0, 70:0, 71:0, 72:0, 73:0, 74:0, 75:0, 76:0, 77:0, 78:0, 79:0, 80:0, 81:0, 82:0, 83:0, 84:0, 85:0, 86:0, 87:0, 88:0, 89:0, 90:0, 91:0, 92:0, 93:0, 94:0, 95:0, 96:0, 97:0, 98:0, 99:0, 100:0, 101:0, 102:0, 103:0, 104:0, 105:0, 106:0, 107:0, 108:0, 109:0, 110:0, 111:0, 112:0, 113:0, 114:0, 115:0, 116:0, 117:0, 118:0, 119:0, 120:0, 121:0, 122:0, 123:0, 124:0, 125:0, 126:0, 127:0, Tested-on: QCN9274 hw2.0 PCI WLAN.WBE.1.0.1-00029-QCAHKSWPL_SILICONZ-1 Signed-off-by: Dinesh Karthikeyan Co-developed-by: Ramya Gnanasekar Signed-off-by: Ramya Gnanasekar --- .../wireless/ath/ath12k/debugfs_htt_stats.c | 312 ++++++++++++++++++ .../wireless/ath/ath12k/debugfs_htt_stats.h | 211 ++++++++++++ drivers/net/wireless/ath/ath12k/dp_rx.c | 10 +- drivers/net/wireless/ath/ath12k/dp_rx.h | 4 + 4 files changed, 533 insertions(+), 4 deletions(-) diff --git a/drivers/net/wireless/ath/ath12k/debugfs_htt_stats.c b/drivers/net/wireless/ath/ath12k/debugfs_htt_stats.c index d69586506d68..d773456dae3a 100644 --- a/drivers/net/wireless/ath/ath12k/debugfs_htt_stats.c +++ b/drivers/net/wireless/ath/ath12k/debugfs_htt_stats.c @@ -9,6 +9,318 @@ #include "debug.h" #include "debugfs_htt_stats.h" #include "dp_tx.h" +#include "dp_rx.h" + +static u32 +print_array_to_buf(u8 *buf, u32 offset, const char *header, + const __le32 *array, u32 array_len) +{ + int index = 0; + u8 i; + + if (header) { + index += scnprintf(buf + offset, + ATH12K_HTT_STATS_BUF_SIZE - offset, + "%s = ", header); + } + for (i = 0; i < array_len; i++) { + index += scnprintf(buf + offset + index, + (ATH12K_HTT_STATS_BUF_SIZE - offset) - index, + " %u:%u,", i, le32_to_cpu(array[i])); + } + index += scnprintf(buf + offset + index, + (ATH12K_HTT_STATS_BUF_SIZE - offset) - index, + "\n\n"); + return index; +} + +static void +htt_print_tx_pdev_stats_cmn_tlv(const void *tag_buf, + struct debug_htt_stats_req *stats_req) +{ + const struct ath12k_htt_tx_pdev_stats_cmn_tlv *htt_stats_buf = tag_buf; + u8 *buf = stats_req->buf; + u32 len = stats_req->buf_len; + u32 buf_len = ATH12K_HTT_STATS_BUF_SIZE; + u32 mac_id_word = le32_to_cpu(htt_stats_buf->mac_id__word); + + len += scnprintf(buf + len, buf_len - len, "HTT_TX_PDEV_STATS_CMN_TLV:\n"); + len += scnprintf(buf + len, buf_len - len, "mac_id = %u\n", + u32_get_bits(mac_id_word, ATH12K_HTT_STATS_MAC_ID)); + len += scnprintf(buf + len, buf_len - len, "comp_delivered = %u\n", + le32_to_cpu(htt_stats_buf->comp_delivered)); + len += scnprintf(buf + len, buf_len - len, "self_triggers = %u\n", + le32_to_cpu(htt_stats_buf->self_triggers)); + len += scnprintf(buf + len, buf_len - len, "hw_queued = %u\n", + le32_to_cpu(htt_stats_buf->hw_queued)); + len += scnprintf(buf + len, buf_len - len, "hw_reaped = %u\n", + le32_to_cpu(htt_stats_buf->hw_reaped)); + len += scnprintf(buf + len, buf_len - len, "underrun = %u\n", + le32_to_cpu(htt_stats_buf->underrun)); + len += scnprintf(buf + len, buf_len - len, "hw_paused = %u\n", + le32_to_cpu(htt_stats_buf->hw_paused)); + len += scnprintf(buf + len, buf_len - len, "hw_flush = %u\n", + le32_to_cpu(htt_stats_buf->hw_flush)); + len += scnprintf(buf + len, buf_len - len, "hw_filt = %u\n", + le32_to_cpu(htt_stats_buf->hw_filt)); + len += scnprintf(buf + len, buf_len - len, "tx_abort = %u\n", + le32_to_cpu(htt_stats_buf->tx_abort)); + len += scnprintf(buf + len, buf_len - len, "ppdu_ok = %u\n", + le32_to_cpu(htt_stats_buf->ppdu_ok)); + len += scnprintf(buf + len, buf_len - len, "mpdu_requeued = %u\n", + le32_to_cpu(htt_stats_buf->mpdu_requed)); + len += scnprintf(buf + len, buf_len - len, "tx_xretry = %u\n", + le32_to_cpu(htt_stats_buf->tx_xretry)); + len += scnprintf(buf + len, buf_len - len, "data_rc = %u\n", + le32_to_cpu(htt_stats_buf->data_rc)); + len += scnprintf(buf + len, buf_len - len, "mpdu_dropped_xretry = %u\n", + le32_to_cpu(htt_stats_buf->mpdu_dropped_xretry)); + len += scnprintf(buf + len, buf_len - len, "illegal_rate_phy_err = %u\n", + le32_to_cpu(htt_stats_buf->illgl_rate_phy_err)); + len += scnprintf(buf + len, buf_len - len, "cont_xretry = %u\n", + le32_to_cpu(htt_stats_buf->cont_xretry)); + len += scnprintf(buf + len, buf_len - len, "tx_timeout = %u\n", + le32_to_cpu(htt_stats_buf->tx_timeout)); + len += scnprintf(buf + len, buf_len - len, "tx_time_dur_data = %u\n", + le32_to_cpu(htt_stats_buf->tx_time_dur_data)); + len += scnprintf(buf + len, buf_len - len, "pdev_resets = %u\n", + le32_to_cpu(htt_stats_buf->pdev_resets)); + len += scnprintf(buf + len, buf_len - len, "phy_underrun = %u\n", + le32_to_cpu(htt_stats_buf->phy_underrun)); + len += scnprintf(buf + len, buf_len - len, "txop_ovf = %u\n", + le32_to_cpu(htt_stats_buf->txop_ovf)); + len += scnprintf(buf + len, buf_len - len, "seq_posted = %u\n", + le32_to_cpu(htt_stats_buf->seq_posted)); + len += scnprintf(buf + len, buf_len - len, "seq_failed_queueing = %u\n", + le32_to_cpu(htt_stats_buf->seq_failed_queueing)); + len += scnprintf(buf + len, buf_len - len, "seq_completed = %u\n", + le32_to_cpu(htt_stats_buf->seq_completed)); + len += scnprintf(buf + len, buf_len - len, "seq_restarted = %u\n", + le32_to_cpu(htt_stats_buf->seq_restarted)); + len += scnprintf(buf + len, buf_len - len, "seq_txop_repost_stop = %u\n", + le32_to_cpu(htt_stats_buf->seq_txop_repost_stop)); + len += scnprintf(buf + len, buf_len - len, "next_seq_cancel = %u\n", + le32_to_cpu(htt_stats_buf->next_seq_cancel)); + len += scnprintf(buf + len, buf_len - len, "dl_mu_mimo_seq_posted = %u\n", + le32_to_cpu(htt_stats_buf->mu_seq_posted)); + len += scnprintf(buf + len, buf_len - len, "dl_mu_ofdma_seq_posted = %u\n", + le32_to_cpu(htt_stats_buf->mu_ofdma_seq_posted)); + len += scnprintf(buf + len, buf_len - len, "ul_mu_mimo_seq_posted = %u\n", + le32_to_cpu(htt_stats_buf->ul_mumimo_seq_posted)); + len += scnprintf(buf + len, buf_len - len, "ul_mu_ofdma_seq_posted = %u\n", + le32_to_cpu(htt_stats_buf->ul_ofdma_seq_posted)); + len += scnprintf(buf + len, buf_len - len, "mu_mimo_peer_blacklisted = %u\n", + le32_to_cpu(htt_stats_buf->num_mu_peer_blacklisted)); + len += scnprintf(buf + len, buf_len - len, "seq_qdepth_repost_stop = %u\n", + le32_to_cpu(htt_stats_buf->seq_qdepth_repost_stop)); + len += scnprintf(buf + len, buf_len - len, "seq_min_msdu_repost_stop = %u\n", + le32_to_cpu(htt_stats_buf->seq_min_msdu_repost_stop)); + len += scnprintf(buf + len, buf_len - len, "mu_seq_min_msdu_repost_stop = %u\n", + le32_to_cpu(htt_stats_buf->mu_seq_min_msdu_repost_stop)); + len += scnprintf(buf + len, buf_len - len, "seq_switch_hw_paused = %u\n", + le32_to_cpu(htt_stats_buf->seq_switch_hw_paused)); + len += scnprintf(buf + len, buf_len - len, "next_seq_posted_dsr = %u\n", + le32_to_cpu(htt_stats_buf->next_seq_posted_dsr)); + len += scnprintf(buf + len, buf_len - len, "seq_posted_isr = %u\n", + le32_to_cpu(htt_stats_buf->seq_posted_isr)); + len += scnprintf(buf + len, buf_len - len, "seq_ctrl_cached = %u\n", + le32_to_cpu(htt_stats_buf->seq_ctrl_cached)); + len += scnprintf(buf + len, buf_len - len, "mpdu_count_tqm = %u\n", + le32_to_cpu(htt_stats_buf->mpdu_count_tqm)); + len += scnprintf(buf + len, buf_len - len, "msdu_count_tqm = %u\n", + le32_to_cpu(htt_stats_buf->msdu_count_tqm)); + len += scnprintf(buf + len, buf_len - len, "mpdu_removed_tqm = %u\n", + le32_to_cpu(htt_stats_buf->mpdu_removed_tqm)); + len += scnprintf(buf + len, buf_len - len, "msdu_removed_tqm = %u\n", + le32_to_cpu(htt_stats_buf->msdu_removed_tqm)); + len += scnprintf(buf + len, buf_len - len, "remove_mpdus_max_retries = %u\n", + le32_to_cpu(htt_stats_buf->remove_mpdus_max_retries)); + len += scnprintf(buf + len, buf_len - len, "mpdus_sw_flush = %u\n", + le32_to_cpu(htt_stats_buf->mpdus_sw_flush)); + len += scnprintf(buf + len, buf_len - len, "mpdus_hw_filter = %u\n", + le32_to_cpu(htt_stats_buf->mpdus_hw_filter)); + len += scnprintf(buf + len, buf_len - len, "mpdus_truncated = %u\n", + le32_to_cpu(htt_stats_buf->mpdus_truncated)); + len += scnprintf(buf + len, buf_len - len, "mpdus_ack_failed = %u\n", + le32_to_cpu(htt_stats_buf->mpdus_ack_failed)); + len += scnprintf(buf + len, buf_len - len, "mpdus_expired = %u\n", + le32_to_cpu(htt_stats_buf->mpdus_expired)); + len += scnprintf(buf + len, buf_len - len, "mpdus_seq_hw_retry = %u\n", + le32_to_cpu(htt_stats_buf->mpdus_seq_hw_retry)); + len += scnprintf(buf + len, buf_len - len, "ack_tlv_proc = %u\n", + le32_to_cpu(htt_stats_buf->ack_tlv_proc)); + len += scnprintf(buf + len, buf_len - len, "coex_abort_mpdu_cnt_valid = %u\n", + le32_to_cpu(htt_stats_buf->coex_abort_mpdu_cnt_valid)); + len += scnprintf(buf + len, buf_len - len, "coex_abort_mpdu_cnt = %u\n", + le32_to_cpu(htt_stats_buf->coex_abort_mpdu_cnt)); + len += scnprintf(buf + len, buf_len - len, "num_total_ppdus_tried_ota = %u\n", + le32_to_cpu(htt_stats_buf->num_total_ppdus_tried_ota)); + len += scnprintf(buf + len, buf_len - len, "num_data_ppdus_tried_ota = %u\n", + le32_to_cpu(htt_stats_buf->num_data_ppdus_tried_ota)); + len += scnprintf(buf + len, buf_len - len, "local_ctrl_mgmt_enqued = %u\n", + le32_to_cpu(htt_stats_buf->local_ctrl_mgmt_enqued)); + len += scnprintf(buf + len, buf_len - len, "local_ctrl_mgmt_freed = %u\n", + le32_to_cpu(htt_stats_buf->local_ctrl_mgmt_freed)); + len += scnprintf(buf + len, buf_len - len, "local_data_enqued = %u\n", + le32_to_cpu(htt_stats_buf->local_data_enqued)); + len += scnprintf(buf + len, buf_len - len, "local_data_freed = %u\n", + le32_to_cpu(htt_stats_buf->local_data_freed)); + len += scnprintf(buf + len, buf_len - len, "mpdu_tried = %u\n", + le32_to_cpu(htt_stats_buf->mpdu_tried)); + len += scnprintf(buf + len, buf_len - len, "isr_wait_seq_posted = %u\n", + le32_to_cpu(htt_stats_buf->isr_wait_seq_posted)); + len += scnprintf(buf + len, buf_len - len, "tx_active_dur_us_low = %u\n", + le32_to_cpu(htt_stats_buf->tx_active_dur_us_low)); + len += scnprintf(buf + len, buf_len - len, "tx_active_dur_us_high = %u\n", + le32_to_cpu(htt_stats_buf->tx_active_dur_us_high)); + len += scnprintf(buf + len, buf_len - len, "fes_offsets_err_cnt = %u\n\n", + le32_to_cpu(htt_stats_buf->fes_offsets_err_cnt)); + + stats_req->buf_len = len; +} + +static void +htt_print_tx_pdev_stats_urrn_tlv(const void *tag_buf, + u16 tag_len, + struct debug_htt_stats_req *stats_req) +{ + const struct ath12k_htt_tx_pdev_stats_urrn_tlv *htt_stats_buf = tag_buf; + u8 *buf = stats_req->buf; + u32 len = stats_req->buf_len; + u32 buf_len = ATH12K_HTT_STATS_BUF_SIZE; + u16 num_elems = min_t(u16, (tag_len >> 2), + HTT_TX_PDEV_MAX_URRN_STATS); + + len += scnprintf(buf + len, buf_len - len, + "HTT_TX_PDEV_STATS_URRN_TLV:\n"); + + len += print_array_to_buf(buf, len, "urrn_stats", htt_stats_buf->urrn_stats, + num_elems); + + stats_req->buf_len = len; +} + +static void +htt_print_tx_pdev_stats_flush_tlv(const void *tag_buf, + u16 tag_len, + struct debug_htt_stats_req *stats_req) +{ + const struct ath12k_htt_tx_pdev_stats_flush_tlv *htt_stats_buf = tag_buf; + u8 *buf = stats_req->buf; + u32 len = stats_req->buf_len; + u32 buf_len = ATH12K_HTT_STATS_BUF_SIZE; + u16 num_elems = min_t(u16, (tag_len >> 2), + ATH12K_HTT_TX_PDEV_MAX_FLUSH_REASON_STATS); + + len += scnprintf(buf + len, buf_len - len, + "HTT_TX_PDEV_STATS_FLUSH_TLV:\n"); + + len += print_array_to_buf(buf, len, "flush_errs", htt_stats_buf->flush_errs, + num_elems); + + stats_req->buf_len = len; +} + +static void +htt_print_tx_pdev_stats_sifs_tlv(const void *tag_buf, + u16 tag_len, + struct debug_htt_stats_req *stats_req) +{ + const struct ath12k_htt_tx_pdev_stats_sifs_tlv *htt_stats_buf = tag_buf; + u8 *buf = stats_req->buf; + u32 len = stats_req->buf_len; + u32 buf_len = ATH12K_HTT_STATS_BUF_SIZE; + u16 num_elems = min_t(u16, (tag_len >> 2), + ATH12K_HTT_TX_PDEV_MAX_SIFS_BURST_STATS); + + len += scnprintf(buf + len, buf_len - len, + "HTT_TX_PDEV_STATS_SIFS_TLV:\n"); + + len += print_array_to_buf(buf, len, "sifs_status", htt_stats_buf->sifs_status, + num_elems); + + stats_req->buf_len = len; +} + +static int ath12k_dbg_htt_ext_stats_parse(struct ath12k_base *ab, + u16 tag, u16 len, const void *tag_buf, + void *user_data) +{ + struct debug_htt_stats_req *stats_req = user_data; + + switch (tag) { + case HTT_STATS_TX_PDEV_CMN_TAG: + htt_print_tx_pdev_stats_cmn_tlv(tag_buf, stats_req); + break; + case HTT_STATS_TX_PDEV_UNDERRUN_TAG: + htt_print_tx_pdev_stats_urrn_tlv(tag_buf, len, stats_req); + break; + case HTT_STATS_TX_PDEV_SIFS_TAG: + htt_print_tx_pdev_stats_sifs_tlv(tag_buf, len, stats_req); + break; + case HTT_STATS_TX_PDEV_FLUSH_TAG: + htt_print_tx_pdev_stats_flush_tlv(tag_buf, len, stats_req); + break; + default: + break; + } + + return 0; +} + +void ath12k_debugfs_htt_ext_stats_handler(struct ath12k_base *ab, + struct sk_buff *skb) +{ + struct ath12k_htt_extd_stats_msg *msg; + struct debug_htt_stats_req *stats_req; + struct ath12k *ar; + u32 len, pdev_id, stats_info; + u64 cookie; + int ret; + bool send_completion = false; + + msg = (struct ath12k_htt_extd_stats_msg *)skb->data; + cookie = le64_to_cpu(msg->cookie); + + if (u64_get_bits(cookie, ATH12K_HTT_STATS_COOKIE_MSB) != + ATH12K_HTT_STATS_MAGIC_VALUE) { + ath12k_warn(ab, "received invalid htt ext stats event\n"); + return; + } + + pdev_id = u64_get_bits(cookie, ATH12K_HTT_STATS_COOKIE_LSB); + rcu_read_lock(); + ar = ath12k_mac_get_ar_by_pdev_id(ab, pdev_id); + if (!ar) { + ath12k_warn(ab, "failed to get ar for pdev_id %d\n", pdev_id); + goto exit; + } + + stats_req = ar->debug.htt_stats.stats_req; + if (!stats_req) + goto exit; + + spin_lock_bh(&ar->debug.htt_stats.lock); + + stats_info = le32_to_cpu(msg->info1); + stats_req->done = u32_get_bits(stats_info, ATH12K_HTT_T2H_EXT_STATS_INFO1_DONE); + if (stats_req->done) + send_completion = true; + + spin_unlock_bh(&ar->debug.htt_stats.lock); + + len = u32_get_bits(stats_info, ATH12K_HTT_T2H_EXT_STATS_INFO1_LENGTH); + ret = ath12k_dp_htt_tlv_iter(ab, msg->data, len, + ath12k_dbg_htt_ext_stats_parse, + stats_req); + if (ret) + ath12k_warn(ab, "Failed to parse tlv %d\n", ret); + + if (send_completion) + complete(&stats_req->htt_stats_rcvd); +exit: + rcu_read_unlock(); +} static ssize_t ath12k_read_htt_stats_type(struct file *file, char __user *user_buf, diff --git a/drivers/net/wireless/ath/ath12k/debugfs_htt_stats.h b/drivers/net/wireless/ath/ath12k/debugfs_htt_stats.h index eade49d91720..477ae75f8175 100644 --- a/drivers/net/wireless/ath/ath12k/debugfs_htt_stats.h +++ b/drivers/net/wireless/ath/ath12k/debugfs_htt_stats.h @@ -21,14 +21,134 @@ void ath12k_debugfs_htt_stats_init(struct ath12k *ar); +#ifdef CONFIG_ATH12K_DEBUGFS +void ath12k_debugfs_htt_ext_stats_handler(struct ath12k_base *ab, + struct sk_buff *skb); +#else /* CONFIG_ATH12K_DEBUGFS */ +static inline void ath12k_debugfs_htt_ext_stats_handler(struct ath12k_base *ab, + struct sk_buff *skb) +{ +} +#endif + +/** + * DOC: target -> host extended statistics upload + * + * The following field definitions describe the format of the HTT + * target to host stats upload confirmation message. + * The message contains a cookie echoed from the HTT host->target stats + * upload request, which identifies which request the confirmation is + * for, and a single stats can span over multiple HTT stats indication + * due to the HTT message size limitation so every HTT ext stats + * indication will have tag-length-value stats information elements. + * The tag-length header for each HTT stats IND message also includes a + * status field, to indicate whether the request for the stat type in + * question was fully met, partially met, unable to be met, or invalid + * (if the stat type in question is disabled in the target). + * A Done bit 1's indicate the end of the of stats info elements. + * + * + * |31 16|15 12|11|10 8|7 5|4 0| + * |--------------------------------------------------------------| + * | reserved | msg type | + * |--------------------------------------------------------------| + * | cookie LSBs | + * |--------------------------------------------------------------| + * | cookie MSBs | + * |--------------------------------------------------------------| + * | stats entry length | rsvd | D| S | stat type | + * |--------------------------------------------------------------| + * | type-specific stats info | + * | (see debugfs_htt_stats.h) | + * |--------------------------------------------------------------| + * Header fields: + * - MSG_TYPE + * Bits 7:0 + * Purpose: Identifies this is a extended statistics upload confirmation + * message. + * Value: 0x1c + * - COOKIE_LSBS + * Bits 31:0 + * Purpose: Provide a mechanism to match a target->host stats confirmation + * message with its preceding host->target stats request message. + * Value: MSBs of the opaque cookie specified by the host-side requestor + * - COOKIE_MSBS + * Bits 31:0 + * Purpose: Provide a mechanism to match a target->host stats confirmation + * message with its preceding host->target stats request message. + * Value: MSBs of the opaque cookie specified by the host-side requestor + * + * Stats Information Element tag-length header fields: + * - STAT_TYPE + * Bits 7:0 + * Purpose: identifies the type of statistics info held in the + * following information element + * Value: ath12k_dbg_htt_ext_stats_type + * - STATUS + * Bits 10:8 + * Purpose: indicate whether the requested stats are present + * Value: + * 0 -> The requested stats have been delivered in full + * 1 -> The requested stats have been delivered in part + * 2 -> The requested stats could not be delivered (error case) + * 3 -> The requested stat type is either not recognized (invalid) + * - DONE + * Bits 11 + * Purpose: + * Indicates the completion of the stats entry, this will be the last + * stats conf HTT segment for the requested stats type. + * Value: + * 0 -> the stats retrieval is ongoing + * 1 -> the stats retrieval is complete + * - LENGTH + * Bits 31:16 + * Purpose: indicate the stats information size + * Value: This field specifies the number of bytes of stats information + * that follows the element tag-length header. + * It is expected but not required that this length is a multiple of + * 4 bytes. + */ + +#define ATH12K_HTT_T2H_EXT_STATS_INFO1_DONE BIT(11) +#define ATH12K_HTT_T2H_EXT_STATS_INFO1_LENGTH GENMASK(31, 16) + +struct ath12k_htt_extd_stats_msg { + __le32 info0; + __le64 cookie; + __le32 info1; + u8 data[]; +} __packed; + /* htt_dbg_ext_stats_type */ enum ath12k_dbg_htt_ext_stats_type { ATH12K_DBG_HTT_EXT_STATS_RESET, + ATH12K_DBG_HTT_EXT_STATS_PDEV_TX, /* keep this last */ ATH12K_DBG_HTT_NUM_EXT_STATS, }; +enum ath12k_dbg_htt_tlv_tag { + HTT_STATS_TX_PDEV_CMN_TAG = 0, + HTT_STATS_TX_PDEV_UNDERRUN_TAG = 1, + HTT_STATS_TX_PDEV_SIFS_TAG = 2, + HTT_STATS_TX_PDEV_FLUSH_TAG = 3, + + HTT_STATS_MAX_TAG, +}; + +#define ATH12K_HTT_STATS_MAC_ID GENMASK(7, 0) + +#define ATH12K_HTT_TX_PDEV_MAX_SIFS_BURST_STATS 9 +#define ATH12K_HTT_TX_PDEV_MAX_FLUSH_REASON_STATS 150 + +enum ath12k_htt_tx_pdev_underrun_enum { + HTT_STATS_TX_PDEV_NO_DATA_UNDERRUN = 0, + HTT_STATS_TX_PDEV_DATA_UNDERRUN_BETWEEN_MPDU = 1, + HTT_STATS_TX_PDEV_DATA_UNDERRUN_WITHIN_MPDU = 2, + HTT_TX_PDEV_MAX_URRN_STATS = 3, +}; + enum ath12k_htt_stats_reset_cfg_param_alloc_pos { ATH12K_HTT_STATS_RESET_PARAM_CFG_32_BYTES = 1, ATH12K_HTT_STATS_RESET_PARAM_CFG_64_BYTES, @@ -47,4 +167,95 @@ struct debug_htt_stats_req { u8 buf[]; }; +struct ath12k_htt_tx_pdev_stats_cmn_tlv { + __le32 mac_id__word; + __le32 hw_queued; + __le32 hw_reaped; + __le32 underrun; + __le32 hw_paused; + __le32 hw_flush; + __le32 hw_filt; + __le32 tx_abort; + __le32 mpdu_requed; + __le32 tx_xretry; + __le32 data_rc; + __le32 mpdu_dropped_xretry; + __le32 illgl_rate_phy_err; + __le32 cont_xretry; + __le32 tx_timeout; + __le32 pdev_resets; + __le32 phy_underrun; + __le32 txop_ovf; + __le32 seq_posted; + __le32 seq_failed_queueing; + __le32 seq_completed; + __le32 seq_restarted; + __le32 mu_seq_posted; + __le32 seq_switch_hw_paused; + __le32 next_seq_posted_dsr; + __le32 seq_posted_isr; + __le32 seq_ctrl_cached; + __le32 mpdu_count_tqm; + __le32 msdu_count_tqm; + __le32 mpdu_removed_tqm; + __le32 msdu_removed_tqm; + __le32 mpdus_sw_flush; + __le32 mpdus_hw_filter; + __le32 mpdus_truncated; + __le32 mpdus_ack_failed; + __le32 mpdus_expired; + __le32 mpdus_seq_hw_retry; + __le32 ack_tlv_proc; + __le32 coex_abort_mpdu_cnt_valid; + __le32 coex_abort_mpdu_cnt; + __le32 num_total_ppdus_tried_ota; + __le32 num_data_ppdus_tried_ota; + __le32 local_ctrl_mgmt_enqued; + __le32 local_ctrl_mgmt_freed; + __le32 local_data_enqued; + __le32 local_data_freed; + __le32 mpdu_tried; + __le32 isr_wait_seq_posted; + + __le32 tx_active_dur_us_low; + __le32 tx_active_dur_us_high; + __le32 remove_mpdus_max_retries; + __le32 comp_delivered; + __le32 ppdu_ok; + __le32 self_triggers; + __le32 tx_time_dur_data; + __le32 seq_qdepth_repost_stop; + __le32 mu_seq_min_msdu_repost_stop; + __le32 seq_min_msdu_repost_stop; + __le32 seq_txop_repost_stop; + __le32 next_seq_cancel; + __le32 fes_offsets_err_cnt; + __le32 num_mu_peer_blacklisted; + __le32 mu_ofdma_seq_posted; + __le32 ul_mumimo_seq_posted; + __le32 ul_ofdma_seq_posted; + + __le32 thermal_suspend_cnt; + __le32 dfs_suspend_cnt; + __le32 tx_abort_suspend_cnt; + __le32 tgt_specific_opaque_txq_suspend_info; + __le32 last_suspend_reason; +} __packed; + +struct ath12k_htt_tx_pdev_stats_urrn_tlv { + DECLARE_FLEX_ARRAY(__le32, urrn_stats); +} __packed; + +struct ath12k_htt_tx_pdev_stats_flush_tlv { + DECLARE_FLEX_ARRAY(__le32, flush_errs); +} __packed; + +struct ath12k_htt_tx_pdev_stats_phy_err_tlv { + DECLARE_FLEX_ARRAY(__le32, phy_errs); +} __packed; + +struct ath12k_htt_tx_pdev_stats_sifs_tlv { + DECLARE_FLEX_ARRAY(__le32, sifs_status); +} __packed; + #endif diff --git a/drivers/net/wireless/ath/ath12k/dp_rx.c b/drivers/net/wireless/ath/ath12k/dp_rx.c index 75df622f25d8..8ed03782bb05 100644 --- a/drivers/net/wireless/ath/ath12k/dp_rx.c +++ b/drivers/net/wireless/ath/ath12k/dp_rx.c @@ -17,6 +17,7 @@ #include "dp_tx.h" #include "peer.h" #include "dp_mon.h" +#include "debugfs_htt_stats.h" #define ATH12K_DP_RX_FRAGMENT_TIMEOUT_MS (2 * HZ) @@ -1292,10 +1293,10 @@ static int ath12k_htt_tlv_ppdu_stats_parse(struct ath12k_base *ab, return 0; } -static int ath12k_dp_htt_tlv_iter(struct ath12k_base *ab, const void *ptr, size_t len, - int (*iter)(struct ath12k_base *ar, u16 tag, u16 len, - const void *ptr, void *data), - void *data) +int ath12k_dp_htt_tlv_iter(struct ath12k_base *ab, const void *ptr, size_t len, + int (*iter)(struct ath12k_base *ar, u16 tag, u16 len, + const void *ptr, void *data), + void *data) { const struct htt_tlv *tlv; const void *begin = ptr; @@ -1765,6 +1766,7 @@ void ath12k_dp_htt_htc_t2h_msg_handler(struct ath12k_base *ab, ath12k_htt_pull_ppdu_stats(ab, skb); break; case HTT_T2H_MSG_TYPE_EXT_STATS_CONF: + ath12k_debugfs_htt_ext_stats_handler(ab, skb); break; case HTT_T2H_MSG_TYPE_MLO_TIMESTAMP_OFFSET_IND: ath12k_htt_mlo_offset_event_handler(ab, skb); diff --git a/drivers/net/wireless/ath/ath12k/dp_rx.h b/drivers/net/wireless/ath/ath12k/dp_rx.h index 2ff421160181..eb1f92559179 100644 --- a/drivers/net/wireless/ath/ath12k/dp_rx.h +++ b/drivers/net/wireless/ath/ath12k/dp_rx.h @@ -139,4 +139,8 @@ ath12k_dp_rx_h_find_peer(struct ath12k_base *ab, struct sk_buff *msdu); int ath12k_dp_rxdma_ring_sel_config_qcn9274(struct ath12k_base *ab); int ath12k_dp_rxdma_ring_sel_config_wcn7850(struct ath12k_base *ab); +int ath12k_dp_htt_tlv_iter(struct ath12k_base *ab, const void *ptr, size_t len, + int (*iter)(struct ath12k_base *ar, u16 tag, u16 len, + const void *ptr, void *data), + void *data); #endif /* ATH12K_DP_RX_H */ From patchwork Mon Apr 29 17:38:25 2024 Content-Type: text/plain; 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Mon, 29 Apr 2024 17:38:27 +0000 Received: from APBLRPPMTA02.qualcomm.com (APBLRPPMTA02.qualcomm.com [127.0.0.1]) by pps.reinject (8.17.1.5/8.17.1.5) with ESMTP id 43THcRH5032198; Mon, 29 Apr 2024 17:38:27 GMT Received: from hu-devc-blr-u22-a.qualcomm.com (hu-rgnanase-blr.qualcomm.com [10.190.106.79]) by APBLRPPMTA02.qualcomm.com (PPS) with ESMTPS id 43THcROf032188 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Mon, 29 Apr 2024 17:38:27 +0000 Received: by hu-devc-blr-u22-a.qualcomm.com (Postfix, from userid 2378837) id 552FF4117D; Mon, 29 Apr 2024 23:08:26 +0530 (+0530) From: Ramya Gnanasekar To: ath12k@lists.infradead.org Cc: linux-wireless@vger.kernel.org, Ramya Gnanasekar Subject: [PATCH 4/4] wifi: ath12k: Dump additional Tx PDEV HTT stats Date: Mon, 29 Apr 2024 23:08:25 +0530 Message-Id: <20240429173825.2369355-5-quic_rgnanase@quicinc.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240429173825.2369355-1-quic_rgnanase@quicinc.com> References: <20240429173825.2369355-1-quic_rgnanase@quicinc.com> Precedence: bulk X-Mailing-List: linux-wireless@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-QCInternal: smtphost X-QCInternal: smtphost X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-GUID: G5KfW3q-B-xQ7smnOq4NIyHS5XB9Bjjw X-Proofpoint-ORIG-GUID: G5KfW3q-B-xQ7smnOq4NIyHS5XB9Bjjw X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1011,Hydra:6.0.650,FMLib:17.11.176.26 definitions=2024-04-29_15,2024-04-29_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 malwarescore=0 bulkscore=0 adultscore=0 spamscore=0 mlxscore=0 phishscore=0 suspectscore=0 priorityscore=1501 impostorscore=0 lowpriorityscore=0 clxscore=1015 mlxlogscore=999 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2404010003 definitions=main-2404290113 Support to dump additional Tx PDEV stats through HTT stats debugfs. Following stats dump are supported: 1. PDEV control path stat to dump Tx management frame count 2. Tx PDEV SIFS histogram stats 3. Tx MU MIMO PPDU stats for 802.11ac, 802.11ax and 802.11be Sample Output: -------------- echo 1 > /sys/kernel/debug/ath12k/pci-0000\:06\:00.0/mac0/htt_stats_type cat /sys/kernel/debug/ath12k/pci-0000\:06\:00.0/mac0/htt_stats HTT_TX_PDEV_STATS_CMN_TLV: mac_id = 0 comp_delivered = 0 self_triggers = 13 ...... ...... HTT_TX_PDEV_STATS_CTRL_PATH_TX_STATS: fw_tx_mgmt_subtype = 0:0, 1:0, 2:0, 3:0, 4:0, 5:0, 6:0, 7:0, 8:1339, 9:0, 10:0, 11:0, 12:1, 13:0, 14:0, 15:0, HTT_TX_PDEV_STATS_SIFS_HIST_TLV: sifs_hist_status = 0:0, 1:0, 2:0, 3:0, 4:0, 5:0, 6:0, 7:0, 8:0, 9:0, HTT_TX_PDEV_MU_PPDU_DISTRIBUTION_STATS: ac_mu_mimo_num_seq_posted_nr4 = 0 ac_mu_mimo_num_ppdu_posted_per_burst_nr4 = 0:0, 1:0, 2:0, 3:0, 4:0, 5:0, 6:0, 7:0, 8:0, 9:0, ac_mu_mimo_num_ppdu_completed_per_burst_nr4 = 0:0, 1:0, 2:0, 3:0, 4:0, 5:0, 6:0, 7:0, 8:0, 9:0, ac_mu_mimo_num_seq_term_status_nr4 = 0:0, 1:0, 2:0, 3:0, 4:0, 5:0, 6:0, 7:0, 8:0, ac_mu_mimo_num_seq_posted_nr8 = 0 ac_mu_mimo_num_ppdu_posted_per_burst_nr8 = 0:0, 1:0, 2:0, 3:0, 4:0, 5:0, 6:0, 7:0, 8:0, 9:0, ac_mu_mimo_num_ppdu_completed_per_burst_nr8 = 0:0, 1:0, 2:0, 3:0, 4:0, 5:0, 6:0, 7:0, 8:0, 9:0, ac_mu_mimo_num_seq_term_status_nr8 = 0:0, 1:0, 2:0, 3:0, 4:0, 5:0, 6:0, 7:0, 8:0, ax_mu_mimo_num_seq_posted_nr4 = 0 ax_mu_mimo_num_ppdu_posted_per_burst_nr4 = 0:0, 1:0, 2:0, 3:0, 4:0, 5:0, 6:0, 7:0, 8:0, 9:0, ax_mu_mimo_num_ppdu_completed_per_burst_nr4 = 0:0, 1:0, 2:0, 3:0, 4:0, 5:0, 6:0, 7:0, 8:0, 9:0, ax_mu_mimo_num_seq_term_status_nr4 = 0:0, 1:0, 2:0, 3:0, 4:0, 5:0, 6:0, 7:0, 8:0, ax_mu_mimo_num_seq_posted_nr8 = 0 ax_mu_mimo_num_ppdu_posted_per_burst_nr8 = 0:0, 1:0, 2:0, 3:0, 4:0, 5:0, 6:0, 7:0, 8:0, 9:0, ax_mu_mimo_num_ppdu_completed_per_burst_nr8 = 0:0, 1:0, 2:0, 3:0, 4:0, 5:0, 6:0, 7:0, 8:0, 9:0, ax_mu_mimo_num_seq_term_status_nr8 = 0:0, 1:0, 2:0, 3:0, 4:0, 5:0, 6:0, 7:0, 8:0, be_mu_mimo_num_seq_posted_nr4 = 0 be_mu_mimo_num_ppdu_posted_per_burst_nr4 = 0:0, 1:0, 2:0, 3:0, 4:0, 5:0, 6:0, 7:0, 8:0, 9:0, be_mu_mimo_num_ppdu_completed_per_burst_nr4 = 0:0, 1:0, 2:0, 3:0, 4:0, 5:0, 6:0, 7:0, 8:0, 9:0, be_mu_mimo_num_seq_term_status_nr4 = 0:0, 1:0, 2:0, 3:0, 4:0, 5:0, 6:0, 7:0, 8:0, be_mu_mimo_num_seq_posted_nr8 = 0 be_mu_mimo_num_ppdu_posted_per_burst_nr8 = 0:0, 1:0, 2:0, 3:0, 4:0, 5:0, 6:0, 7:0, 8:0, 9:0, be_mu_mimo_num_ppdu_completed_per_burst_nr8 = 0:0, 1:0, 2:0, 3:0, 4:0, 5:0, 6:0, 7:0, 8:0, 9:0, be_mu_mimo_num_seq_term_status_nr8 = 0:0, 1:0, 2:0, 3:0, 4:0, 5:0, 6:0, 7:0, 8:0, Tested-on: QCN9274 hw2.0 PCI WLAN.WBE.1.0.1-00029-QCAHKSWPL_SILICONZ-1 Signed-off-by: Ramya Gnanasekar --- .../wireless/ath/ath12k/debugfs_htt_stats.c | 126 ++++++++++++++++++ .../wireless/ath/ath12k/debugfs_htt_stats.h | 39 ++++++ 2 files changed, 165 insertions(+) diff --git a/drivers/net/wireless/ath/ath12k/debugfs_htt_stats.c b/drivers/net/wireless/ath/ath12k/debugfs_htt_stats.c index d773456dae3a..50313af7ab7a 100644 --- a/drivers/net/wireless/ath/ath12k/debugfs_htt_stats.c +++ b/drivers/net/wireless/ath/ath12k/debugfs_htt_stats.c @@ -242,6 +242,123 @@ htt_print_tx_pdev_stats_sifs_tlv(const void *tag_buf, stats_req->buf_len = len; } +static inline void +ath12k_htt_print_tx_pdev_mu_ppdu_dist_stats_tlv(const void *tag_buf, + struct debug_htt_stats_req *stats_req) +{ + const struct ath12k_htt_tx_pdev_mu_ppdu_dist_stats_tlv *htt_stats_buf = tag_buf; + char *mode; + u8 j, hw_mode, i, str_buf_len; + u8 *buf = stats_req->buf; + u32 len = stats_req->buf_len; + u32 buf_len = ATH12K_HTT_STATS_BUF_SIZE; + u32 stats_value; + u8 max_ppdu = ATH12K_HTT_STATS_MAX_NUM_MU_PPDU_PER_BURST; + u8 max_sched = ATH12K_HTT_STATS_MAX_NUM_SCHED_STATUS; + char str_buf[ATH12K_HTT_MAX_STRING_LEN]; + + hw_mode = le32_to_cpu(htt_stats_buf->hw_mode); + + switch (hw_mode) { + case ATH12K_HTT_STATS_HWMODE_AC: + len += scnprintf(buf + len, buf_len - len, + "HTT_TX_PDEV_MU_PPDU_DISTRIBUTION_STATS:\n"); + mode = "ac"; + break; + case ATH12K_HTT_STATS_HWMODE_AX: + mode = "ax"; + break; + case ATH12K_HTT_STATS_HWMODE_BE: + mode = "be"; + break; + default: + return; + } + + for (i = 0; i < ATH12K_HTT_STATS_NUM_NR_BINS ; i++) { + len += scnprintf(buf + len, buf_len - len, + "%s_mu_mimo_num_seq_posted_nr%u = %u\n", mode, + ((i + 1) * 4), htt_stats_buf->num_seq_posted[i]); + str_buf_len = 0; + memset(str_buf, 0x0, sizeof(str_buf)); + for (j = 0; j < ATH12K_HTT_STATS_MAX_NUM_MU_PPDU_PER_BURST ; j++) { + stats_value = le32_to_cpu(htt_stats_buf->num_ppdu_posted_per_burst + [i * max_ppdu + j]); + str_buf_len += scnprintf(&str_buf[str_buf_len], + ATH12K_HTT_MAX_STRING_LEN - str_buf_len, + " %u:%u,", j, stats_value); + } + len += scnprintf(buf + len, buf_len - len, + "%s_mu_mimo_num_ppdu_posted_per_burst_nr%u = %s\n", + mode, ((i + 1) * 4), str_buf); + str_buf_len = 0; + memset(str_buf, 0x0, sizeof(str_buf)); + for (j = 0; j < ATH12K_HTT_STATS_MAX_NUM_MU_PPDU_PER_BURST ; j++) { + stats_value = le32_to_cpu(htt_stats_buf->num_ppdu_cmpl_per_burst + [i * max_ppdu + j]); + str_buf_len += scnprintf(&str_buf[str_buf_len], + ATH12K_HTT_MAX_STRING_LEN - str_buf_len, + " %u:%u,", j, stats_value); + } + len += scnprintf(buf + len, buf_len - len, + "%s_mu_mimo_num_ppdu_completed_per_burst_nr%u = %s\n", + mode, ((i + 1) * 4), str_buf); + str_buf_len = 0; + memset(str_buf, 0x0, sizeof(str_buf)); + for (j = 0; j < ATH12K_HTT_STATS_MAX_NUM_SCHED_STATUS ; j++) { + stats_value = le32_to_cpu(htt_stats_buf->num_seq_term_status + [i * max_sched + j]); + str_buf_len += scnprintf(&str_buf[str_buf_len], + ATH12K_HTT_MAX_STRING_LEN - str_buf_len, + " %u:%u,", j, stats_value); + } + len += scnprintf(buf + len, buf_len - len, + "%s_mu_mimo_num_seq_term_status_nr%u = %s\n\n", + mode, ((i + 1) * 4), str_buf); + } + + stats_req->buf_len = len; +} + +static inline void +ath12k_htt_print_tx_pdev_stats_sifs_hist_tlv(const void *tag_buf, + u16 tag_len, + struct debug_htt_stats_req *stats_req) +{ + const struct ath12k_htt_tx_pdev_stats_sifs_hist_tlv *htt_stats_buf = tag_buf; + u8 *buf = stats_req->buf; + u32 len = stats_req->buf_len; + u32 buf_len = ATH12K_HTT_STATS_BUF_SIZE; + u16 num_elems = min_t(u16, (tag_len >> 2), + ATH12K_HTT_TX_PDEV_MAX_SIFS_BURST_HIST_STATS); + + len += scnprintf(buf + len, buf_len - len, + "HTT_TX_PDEV_STATS_SIFS_HIST_TLV:\n"); + + len += print_array_to_buf(buf, len, "sifs_hist_status", + htt_stats_buf->sifs_hist_status, num_elems); + + stats_req->buf_len = len; +} + +static inline void +ath12k_htt_print_pdev_ctrl_path_tx_stats_tlv(const void *tag_buf, + struct debug_htt_stats_req *stats_req) +{ + const struct ath12k_htt_pdev_ctrl_path_tx_stats_tlv *htt_stats_buf = tag_buf; + u8 *buf = stats_req->buf; + u32 len = stats_req->buf_len; + u32 buf_len = ATH12K_HTT_STATS_BUF_SIZE; + + len += scnprintf(buf + len, buf_len - len, + "HTT_TX_PDEV_STATS_CTRL_PATH_TX_STATS:\n"); + len += print_array_to_buf(buf, len, "fw_tx_mgmt_subtype", + htt_stats_buf->fw_tx_mgmt_subtype, + ATH12K_HTT_STATS_SUBTYPE_MAX); + + stats_req->buf_len = len; +} + static int ath12k_dbg_htt_ext_stats_parse(struct ath12k_base *ab, u16 tag, u16 len, const void *tag_buf, void *user_data) @@ -261,6 +378,15 @@ static int ath12k_dbg_htt_ext_stats_parse(struct ath12k_base *ab, case HTT_STATS_TX_PDEV_FLUSH_TAG: htt_print_tx_pdev_stats_flush_tlv(tag_buf, len, stats_req); break; + case HTT_STATS_TX_PDEV_SIFS_HIST_TAG: + ath12k_htt_print_tx_pdev_stats_sifs_hist_tlv(tag_buf, len, stats_req); + break; + case HTT_STATS_PDEV_CTRL_PATH_TX_STATS_TAG: + ath12k_htt_print_pdev_ctrl_path_tx_stats_tlv(tag_buf, stats_req); + break; + case HTT_STATS_MU_PPDU_DIST_TAG: + ath12k_htt_print_tx_pdev_mu_ppdu_dist_stats_tlv(tag_buf, stats_req); + break; default: break; } diff --git a/drivers/net/wireless/ath/ath12k/debugfs_htt_stats.h b/drivers/net/wireless/ath/ath12k/debugfs_htt_stats.h index 477ae75f8175..885630fdcb37 100644 --- a/drivers/net/wireless/ath/ath12k/debugfs_htt_stats.h +++ b/drivers/net/wireless/ath/ath12k/debugfs_htt_stats.h @@ -11,6 +11,8 @@ #define ATH12K_HTT_STATS_COOKIE_LSB GENMASK_ULL(31, 0) #define ATH12K_HTT_STATS_COOKIE_MSB GENMASK_ULL(63, 32) #define ATH12K_HTT_STATS_MAGIC_VALUE 0xF0F0F0F0 +#define ATH12K_HTT_STATS_SUBTYPE_MAX 16 +#define ATH12K_HTT_MAX_STRING_LEN 256 #define ATH12K_HTT_STATS_RESET_BITMAP32_OFFSET(_idx) ((_idx) & 0x1f) #define ATH12K_HTT_STATS_RESET_BITMAP64_OFFSET(_idx) ((_idx) & 0x3f) @@ -133,6 +135,9 @@ enum ath12k_dbg_htt_tlv_tag { HTT_STATS_TX_PDEV_UNDERRUN_TAG = 1, HTT_STATS_TX_PDEV_SIFS_TAG = 2, HTT_STATS_TX_PDEV_FLUSH_TAG = 3, + HTT_STATS_TX_PDEV_SIFS_HIST_TAG = 67, + HTT_STATS_PDEV_CTRL_PATH_TX_STATS_TAG = 102, + HTT_STATS_MU_PPDU_DIST_TAG = 129, HTT_STATS_MAX_TAG, }; @@ -142,6 +147,18 @@ enum ath12k_dbg_htt_tlv_tag { #define ATH12K_HTT_TX_PDEV_MAX_SIFS_BURST_STATS 9 #define ATH12K_HTT_TX_PDEV_MAX_FLUSH_REASON_STATS 150 +/* MU MIMO distribution stats is a 2-dimensional array + * with dimension one denoting stats for nr4[0] or nr8[1] + */ +#define ATH12K_HTT_STATS_NUM_NR_BINS 2 +#define ATH12K_HTT_STATS_MAX_NUM_MU_PPDU_PER_BURST 10 +#define ATH12K_HTT_TX_PDEV_MAX_SIFS_BURST_HIST_STATS 10 +#define ATH12K_HTT_STATS_MAX_NUM_SCHED_STATUS 9 +#define ATH12K_HTT_STATS_NUM_SCHED_STATUS_WORDS \ + (ATH12K_HTT_STATS_NUM_NR_BINS * ATH12K_HTT_STATS_MAX_NUM_SCHED_STATUS) +#define ATH12K_HTT_STATS_MU_PPDU_PER_BURST_WORDS \ + (ATH12K_HTT_STATS_NUM_NR_BINS * ATH12K_HTT_STATS_MAX_NUM_MU_PPDU_PER_BURST) + enum ath12k_htt_tx_pdev_underrun_enum { HTT_STATS_TX_PDEV_NO_DATA_UNDERRUN = 0, HTT_STATS_TX_PDEV_DATA_UNDERRUN_BETWEEN_MPDU = 1, @@ -258,4 +275,26 @@ struct ath12k_htt_tx_pdev_stats_sifs_tlv { DECLARE_FLEX_ARRAY(__le32, sifs_status); } __packed; +struct ath12k_htt_pdev_ctrl_path_tx_stats_tlv { + __le32 fw_tx_mgmt_subtype[ATH12K_HTT_STATS_SUBTYPE_MAX]; +} __packed; + +struct ath12k_htt_tx_pdev_stats_sifs_hist_tlv { + DECLARE_FLEX_ARRAY(__le32, sifs_hist_status); +} __packed; + +enum ath12k_htt_stats_hw_mode { + ATH12K_HTT_STATS_HWMODE_AC = 0, + ATH12K_HTT_STATS_HWMODE_AX = 1, + ATH12K_HTT_STATS_HWMODE_BE = 2, +}; + +struct ath12k_htt_tx_pdev_mu_ppdu_dist_stats_tlv { + __le32 hw_mode; + __le32 num_seq_term_status[ATH12K_HTT_STATS_NUM_SCHED_STATUS_WORDS]; + __le32 num_ppdu_cmpl_per_burst[ATH12K_HTT_STATS_MU_PPDU_PER_BURST_WORDS]; + __le32 num_seq_posted[ATH12K_HTT_STATS_NUM_NR_BINS]; + __le32 num_ppdu_posted_per_burst[ATH12K_HTT_STATS_MU_PPDU_PER_BURST_WORDS]; +} __packed; + #endif