[PATCH v4] wifi: ath12k: Add support for link specific datapath stats
Balamurugan Mahalingam
quic_bmahalin at quicinc.com
Wed Apr 9 02:23:29 PDT 2025
On 2/4/2025 10:37 PM, Tamizh Chelvam Raja (QUIC) wrote:
>> WARNING: This email originated from outside of Qualcomm. Please be wary of any
>> links or attachments, and do not enable macros.
>>
>> Add support to record the number of frames enqueued, hardware descriptor type,
>> encapsulation/encryption types used, frames dropped and completed. This is
>> useful for understanding the datapath performance and tune the peak throughput.
>>
>> The link specific stats can be viewed through the below debugfs file
>>
>> cat /sys/kernel/debug/ieee80211/phy0/netdev:wlan1/link_stats
>> link[0] Tx Unicast Frames Enqueued = 9
>> link[0] Tx Broadcast Frames Enqueued = 78689 link[0] Tx Frames Completed =
>> 78698 link[0] Tx Frames Dropped = 0 link[0] Tx Frame descriptor Encap Type =
>> raw:0 native wifi:78698 ethernet:0 link[0] Tx Frame descriptor Encrypt Type =
>> 0:78698 1:0 2:0 3:0 4:0 5:0 6:0 7:0 8:0 9:0 10:0 11:0 link[0] Tx Frame descriptor
>> Type = buffer:78698 extension:0
>> ------------------------------------------------------
>> link[1] Tx Unicast Frames Enqueued = 0
>> link[1] Tx Broadcast Frames Enqueued = 78689 link[1] Tx Frames Completed =
>> 78689 link[1] Tx Frames Dropped = 0 link[1] Tx Frame descriptor Encap Type =
>> raw:0 native wifi:78689 ethernet:0 link[1] Tx Frame descriptor Encrypt Type =
>> 0:78689 1:0 2:0 3:0 4:0 5:0 6:0 7:0 8:0 9:0 10:0 11:0 link[1] Tx Frame descriptor
>> Type = buffer:78689 extension:0
>> ------------------------------------------------------
>>
>> Tested-on: QCN9274 hw2.0 PCI WLAN.WBE.1.3.1-00173-QCAHKSWPL_SILICONZ-
>> 1
>> Tested-on: WCN7850 hw2.0 PCI WLAN.HMT.1.0.c5-00481-
>> QCAHMTSWPL_V1.0_V2.0_SILICONZ-3
>>
>> Signed-off-by: Balamurugan Mahalingam <quic_bmahalin at quicinc.com>
>> ---
>>
>> Depends-on: [PATCH v4 0/2] wifi: ath12k: Add support for MLO Multicast Handling
>> Link: https://patchwork.kernel.org/project/linux-wireless/list/?series=930206
>>
>> v4:
>> Rebased on top of dependent patch.
>>
>> v3: https://patchwork.kernel.org/project/linux-
>> wireless/patch/20250203080032.3983556-1-quic_bmahalin at quicinc.com/
>> Rebased on top of dependent patch.
>>
>> v2: https://patchwork.kernel.org/project/linux-
>> wireless/patch/20250203025714.3852826-1-quic_bmahalin at quicinc.com/
>> Rebased on top of master branch.
>>
>> v1: https://patchwork.kernel.org/project/linux-
>> wireless/patch/20250110205912.2585850-1-quic_bmahalin at quicinc.com/
>>
>> drivers/net/wireless/ath/ath12k/core.h | 2 +
>> drivers/net/wireless/ath/ath12k/debugfs.c | 118 +++++++++++++++++++++
>> drivers/net/wireless/ath/ath12k/debugfs.h | 7 ++
>> drivers/net/wireless/ath/ath12k/dp.h | 11 ++
>> drivers/net/wireless/ath/ath12k/dp_tx.c | 51 ++++++++-
>> drivers/net/wireless/ath/ath12k/dp_tx.h | 3 +-
>> drivers/net/wireless/ath/ath12k/hal_desc.h | 6 +-
>> drivers/net/wireless/ath/ath12k/mac.c | 10 +-
>> 8 files changed, 202 insertions(+), 6 deletions(-)
>>
>> diff --git a/drivers/net/wireless/ath/ath12k/core.h
>> b/drivers/net/wireless/ath/ath12k/core.h
>> index b8c336bc02d8..118bf7ae914a 100644
>> --- a/drivers/net/wireless/ath/ath12k/core.h
>> +++ b/drivers/net/wireless/ath/ath12k/core.h
>> @@ -301,6 +301,8 @@ struct ath12k_link_vif {
>> u8 link_id;
>> struct ath12k_vif *ahvif;
>> struct ath12k_rekey_data rekey_data;
>> + struct ath12k_link_stats link_stats;
>> + spinlock_t link_stats_lock; /* Protects updates to link_stats */
>> };
>>
>> struct ath12k_vif {
>> diff --git a/drivers/net/wireless/ath/ath12k/debugfs.c
>> b/drivers/net/wireless/ath/ath12k/debugfs.c
>> index 6d6708486d14..d737a581bb85 100644
>> --- a/drivers/net/wireless/ath/ath12k/debugfs.c
>> +++ b/drivers/net/wireless/ath/ath12k/debugfs.c
>> @@ -32,6 +32,124 @@ static const struct file_operations fops_simulate_radar = {
>> .open = simple_open
>> };
>>
>> +static int ath12k_open_link_stats(struct inode *inode, struct file
>> +*file) {
>> + struct ath12k_vif *ahvif = inode->i_private;
>> + size_t len = 0, buf_len = (PAGE_SIZE * 2);
>> + struct ath12k_link_stats linkstat;
>> + struct ath12k_link_vif *arvif;
>> + unsigned long links_map;
>> + struct wiphy *wiphy;
>> + int link_id, i;
>> + char *buf;
>> +
>> + if (!ahvif)
>> + return -EINVAL;
>> +
>> + buf = kzalloc(buf_len, GFP_KERNEL);
>> + if (!buf)
>> + return -ENOMEM;
>> +
>> + wiphy = ahvif->ah->hw->wiphy;
>> + wiphy_lock(wiphy);
>> +
>> + links_map = ahvif->links_map;
>> + for_each_set_bit(link_id, &links_map,
>> + IEEE80211_MLD_MAX_NUM_LINKS) {
>> + arvif = rcu_dereference_protected(ahvif->link[link_id],
>> +
>> + lockdep_is_held(&wiphy->mtx));
>> +
> Here arvif can be NULL, so it would be good to check before using it.
wiphy lock protects the ahvif->links_map and the respective arvif. arvif
shouldn't be null here.
>
>> + spin_lock_bh(&arvif->link_stats_lock);
>> + linkstat = arvif->link_stats;
>> + spin_unlock_bh(&arvif->link_stats_lock);
>> +
>> + len += scnprintf(buf + len, buf_len - len,
>> + "link[%d] Tx Unicast Frames Enqueued = %d\n",
>> + link_id, linkstat.tx_enqueued);
>> + len += scnprintf(buf + len, buf_len - len,
>> + "link[%d] Tx Broadcast Frames Enqueued = %d\n",
>> + link_id, linkstat.tx_bcast_mcast);
>> + len += scnprintf(buf + len, buf_len - len,
>> + "link[%d] Tx Frames Completed = %d\n",
>> + link_id, linkstat.tx_completed);
>> + len += scnprintf(buf + len, buf_len - len,
>> + "link[%d] Tx Frames Dropped = %d\n",
>> + link_id, linkstat.tx_dropped);
>> +
>> + len += scnprintf(buf + len, buf_len - len,
>> + "link[%d] Tx Frame descriptor Encap Type = ",
>> + link_id);
>> +
>> + len += scnprintf(buf + len, buf_len - len,
>> + " raw:%d",
>> + linkstat.tx_encap_type[0]);
>> +
>> + len += scnprintf(buf + len, buf_len - len,
>> + " native_wifi:%d",
>> + linkstat.tx_encap_type[1]);
>> +
>> + len += scnprintf(buf + len, buf_len - len,
>> + " ethernet:%d",
>> + linkstat.tx_encap_type[2]);
> Like encrypt type stats below this also can be put it in a loop.
This is intentionally done to print the encap type as well along with
the stat.
>
>> +
>> + len += scnprintf(buf + len, buf_len - len,
>> + "\nlink[%d] Tx Frame descriptor Encrypt Type = ",
>> + link_id);
>> +
>> + for (i = 0; i < HAL_ENCRYPT_TYPE_MAX; i++) {
>> + len += scnprintf(buf + len, buf_len - len,
>> + " %d:%d", i,
>> + linkstat.tx_encrypt_type[i]);
>> + }
>> + len += scnprintf(buf + len, buf_len - len,
>> + "\nlink[%d] Tx Frame descriptor Type = buffer:%d
>> extension:%d\n",
>> + link_id, linkstat.tx_desc_type[0],
>> + linkstat.tx_desc_type[1]);
>> +
>> + len += scnprintf(buf + len, buf_len - len,
>> + "------------------------------------------------------\n");
>> + }
>> +
>> + wiphy_unlock(wiphy);
>> +
>> + file->private_data = buf;
>> +
>> + return 0;
>> +}
>> +
>> +static int ath12k_release_link_stats(struct inode *inode, struct file
>> +*file) {
>> + kfree(file->private_data);
>> + return 0;
>> +}
>> +
>> +static ssize_t ath12k_read_link_stats(struct file *file,
>> + char __user *user_buf,
>> + size_t count, loff_t *ppos) {
>> + const char *buf = file->private_data;
>> + size_t len = strlen(buf);
>> +
>> + return simple_read_from_buffer(user_buf, count, ppos, buf, len);
>> +}
>> +
>> +static const struct file_operations ath12k_fops_link_stats = {
>> + .open = ath12k_open_link_stats,
>> + .release = ath12k_release_link_stats,
>> + .read = ath12k_read_link_stats,
>> + .owner = THIS_MODULE,
>> + .llseek = default_llseek,
>> +};
>> +
>> +void ath12k_debugfs_op_vif_add(struct ieee80211_hw *hw,
>> + struct ieee80211_vif *vif) {
>> + struct ath12k_vif *ahvif = ath12k_vif_to_ahvif(vif);
>> +
>> + debugfs_create_file("link_stats", 0400, vif->debugfs_dir, ahvif,
>> + &ath12k_fops_link_stats); }
>> +
>> void ath12k_debugfs_soc_create(struct ath12k_base *ab) {
>> bool dput_needed;
>> diff --git a/drivers/net/wireless/ath/ath12k/debugfs.h
>> b/drivers/net/wireless/ath/ath12k/debugfs.h
>> index 1c30745ee415..db87d9ad17c8 100644
>> --- a/drivers/net/wireless/ath/ath12k/debugfs.h
>> +++ b/drivers/net/wireless/ath/ath12k/debugfs.h
>> @@ -15,6 +15,8 @@ void ath12k_debugfs_unregister(struct ath12k *ar); void
>> ath12k_debugfs_fw_stats_process(struct ath12k *ar,
>> struct ath12k_fw_stats *stats); void
>> ath12k_debugfs_fw_stats_reset(struct ath12k *ar);
>> +void ath12k_debugfs_op_vif_add(struct ieee80211_hw *hw,
>> + struct ieee80211_vif *vif);
>> #else
>> static inline void ath12k_debugfs_soc_create(struct ath12k_base *ab) { @@ -40,6
>> +42,11 @@ static inline void ath12k_debugfs_fw_stats_process(struct ath12k *ar,
>> static inline void ath12k_debugfs_fw_stats_reset(struct ath12k *ar) { }
>> +
>> +static inline void ath12k_debugfs_op_vif_add(struct ieee80211_hw *hw,
>> + struct ieee80211_vif *vif)
>> +{ }
>> #endif /* CONFIG_ATH12K_DEBUGFS */
>>
>> #endif /* _ATH12K_DEBUGFS_H_ */
>> diff --git a/drivers/net/wireless/ath/ath12k/dp.h
>> b/drivers/net/wireless/ath/ath12k/dp.h
>> index 75435a931548..1bcac114f09a 100644
>> --- a/drivers/net/wireless/ath/ath12k/dp.h
>> +++ b/drivers/net/wireless/ath/ath12k/dp.h
>> @@ -7,6 +7,7 @@
>> #ifndef ATH12K_DP_H
>> #define ATH12K_DP_H
>>
>> +#include "hal_desc.h"
>> #include "hal_rx.h"
>> #include "hw.h"
>>
>> @@ -313,6 +314,16 @@ struct ath12k_reo_q_addr_lut {
>> u32 *vaddr;
>> };
>>
>> +struct ath12k_link_stats {
>> + u32 tx_enqueued;
>> + u32 tx_completed;
>> + u32 tx_bcast_mcast;
>> + u32 tx_dropped;
>> + u32 tx_encap_type[HAL_TCL_ENCAP_TYPE_MAX];
>> + u32 tx_encrypt_type[HAL_ENCRYPT_TYPE_MAX];
>> + u32 tx_desc_type[HAL_TCL_DESC_TYPE_MAX];
>> +};
>> +
>> struct ath12k_dp {
>> struct ath12k_base *ab;
>> u8 num_bank_profiles;
>> diff --git a/drivers/net/wireless/ath/ath12k/dp_tx.c
>> b/drivers/net/wireless/ath/ath12k/dp_tx.c
>> index 1896178d2d4f..94b9f41941a1 100644
>> --- a/drivers/net/wireless/ath/ath12k/dp_tx.c
>> +++ b/drivers/net/wireless/ath/ath12k/dp_tx.c
>> @@ -219,7 +219,8 @@ static int ath12k_dp_tx_align_payload(struct ath12k_base
>> *ab, }
>>
>> int ath12k_dp_tx(struct ath12k *ar, struct ath12k_link_vif *arvif,
>> - struct sk_buff *skb, bool gsn_valid, int mcbc_gsn)
>> + struct sk_buff *skb, bool gsn_valid, int mcbc_gsn,
>> + bool is_mcast)
>> {
>> struct ath12k_base *ab = ar->ab;
>> struct ath12k_dp *dp = &ab->dp;
>> @@ -464,6 +465,17 @@ int ath12k_dp_tx(struct ath12k *ar, struct ath12k_link_vif
>> *arvif,
>> goto fail_unmap_dma;
>> }
>>
>> + spin_lock_bh(&arvif->link_stats_lock);
>> + arvif->link_stats.tx_encap_type[ti.encap_type]++;
>> + arvif->link_stats.tx_encrypt_type[ti.encrypt_type]++;
>> + arvif->link_stats.tx_desc_type[ti.type]++;
>> +
>> + if (is_mcast)
>> + arvif->link_stats.tx_bcast_mcast++;
>> + else
>> + arvif->link_stats.tx_enqueued++;
>> + spin_unlock_bh(&arvif->link_stats_lock);
>> +
>> ath12k_hal_tx_cmd_desc_setup(ab, hal_tcl_desc, &ti);
>>
>> ath12k_hal_srng_access_end(ab, tcl_ring); @@ -487,6 +499,11 @@ int
>> ath12k_dp_tx(struct ath12k *ar, struct ath12k_link_vif *arvif,
>>
>> fail_remove_tx_buf:
>> ath12k_dp_tx_release_txbuf(dp, tx_desc, pool_id);
>> +
>> + spin_lock_bh(&arvif->link_stats_lock);
>> + arvif->link_stats.tx_dropped++;
>> + spin_unlock_bh(&arvif->link_stats_lock);
>> +
>> if (tcl_ring_retry)
>> goto tcl_ring_sel;
>>
>> @@ -522,7 +539,10 @@ ath12k_dp_tx_htt_tx_complete_buf(struct ath12k_base
>> *ab,
>> struct ath12k_dp_htt_wbm_tx_status *ts) {
>> struct ieee80211_tx_info *info;
>> + struct ath12k_link_vif *arvif;
>> struct ath12k_skb_cb *skb_cb;
>> + struct ieee80211_vif *vif;
>> + struct ath12k_vif *ahvif;
>> struct ath12k *ar;
>>
>> skb_cb = ATH12K_SKB_CB(msdu);
>> @@ -538,6 +558,19 @@ ath12k_dp_tx_htt_tx_complete_buf(struct ath12k_base
>> *ab,
>> dma_unmap_single(ab->dev, skb_cb->paddr_ext_desc,
>> sizeof(struct hal_tx_msdu_ext_desc), DMA_TO_DEVICE);
>>
>> + vif = skb_cb->vif;
>> + if (vif) {
>> + ahvif = ath12k_vif_to_ahvif(vif);
>> + rcu_read_lock();
>> + arvif = rcu_dereference(ahvif->link[skb_cb->link_id]);
>> + if (arvif) {
>> + spin_lock_bh(&arvif->link_stats_lock);
>> + arvif->link_stats.tx_completed++;
>> + spin_unlock_bh(&arvif->link_stats_lock);
>> + }
>> + rcu_read_unlock();
>> + }
>> +
>> memset(&info->status, 0, sizeof(info->status));
>>
>> if (ts->acked) {
>> @@ -592,7 +625,7 @@ ath12k_dp_tx_process_htt_tx_complete(struct
>> ath12k_base *ab,
>> */
>> break;
>> default:
>> - ath12k_warn(ab, "Unknown htt tx status %d\n", wbm_status);
>> + ath12k_warn(ab, "Unknown htt wbm tx status %d\n",
>> + wbm_status);
>> break;
>> }
>> }
>> @@ -722,7 +755,10 @@ static void ath12k_dp_tx_complete_msdu(struct ath12k
>> *ar,
>> struct ath12k_base *ab = ar->ab;
>> struct ath12k_hw *ah = ar->ah;
>> struct ieee80211_tx_info *info;
>> + struct ath12k_link_vif *arvif;
>> struct ath12k_skb_cb *skb_cb;
>> + struct ieee80211_vif *vif;
>> + struct ath12k_vif *ahvif;
>>
>> if (WARN_ON_ONCE(ts->buf_rel_source !=
>> HAL_WBM_REL_SRC_MODULE_TQM)) {
>> /* Must not happen */
>> @@ -748,6 +784,17 @@ static void ath12k_dp_tx_complete_msdu(struct ath12k
>> *ar,
>> goto exit;
>> }
>>
>> + vif = skb_cb->vif;
>> + if (vif) {
>> + ahvif = ath12k_vif_to_ahvif(vif);
>> + arvif = rcu_dereference(ahvif->link[skb_cb->link_id]);
>> + if (arvif) {
>> + spin_lock_bh(&arvif->link_stats_lock);
>> + arvif->link_stats.tx_completed++;
>> + spin_unlock_bh(&arvif->link_stats_lock);
>> + }
>> + }
>> +
>> info = IEEE80211_SKB_CB(msdu);
>> memset(&info->status, 0, sizeof(info->status));
>>
>> diff --git a/drivers/net/wireless/ath/ath12k/dp_tx.h
>> b/drivers/net/wireless/ath/ath12k/dp_tx.h
>> index a5904097dc34..10acdcf1fa8f 100644
>> --- a/drivers/net/wireless/ath/ath12k/dp_tx.h
>> +++ b/drivers/net/wireless/ath/ath12k/dp_tx.h
>> @@ -17,7 +17,8 @@ struct ath12k_dp_htt_wbm_tx_status {
>>
>> int ath12k_dp_tx_htt_h2t_ver_req_msg(struct ath12k_base *ab); int
>> ath12k_dp_tx(struct ath12k *ar, struct ath12k_link_vif *arvif,
>> - struct sk_buff *skb, bool gsn_valid, int mcbc_gsn);
>> + struct sk_buff *skb, bool gsn_valid, int mcbc_gsn,
>> + bool is_mcast);
>> void ath12k_dp_tx_completion_handler(struct ath12k_base *ab, int ring_id);
>>
>> int ath12k_dp_tx_htt_h2t_ppdu_stats_req(struct ath12k *ar, u32 mask); diff --git
>> a/drivers/net/wireless/ath/ath12k/hal_desc.h
>> b/drivers/net/wireless/ath/ath12k/hal_desc.h
>> index 3e8983b85de8..aba1023ec619 100644
>> --- a/drivers/net/wireless/ath/ath12k/hal_desc.h
>> +++ b/drivers/net/wireless/ath/ath12k/hal_desc.h
>> @@ -1,7 +1,7 @@
>> /* SPDX-License-Identifier: BSD-3-Clause-Clear */
>> /*
>> * Copyright (c) 2018-2021 The Linux Foundation. All rights reserved.
>> - * Copyright (c) 2021-2022, 2024 Qualcomm Innovation Center, Inc. All rights
>> reserved.
>> + * Copyright (c) 2021-2022, 2024-2025 Qualcomm Innovation Center, Inc. All
>> rights reserved.
>> */
>> #include "core.h"
>>
>> @@ -1263,6 +1263,7 @@ struct hal_reo_flush_cache {
>>
>> #define HAL_TCL_DATA_CMD_INFO5_RING_ID GENMASK(27, 20)
>> #define HAL_TCL_DATA_CMD_INFO5_LOOPING_COUNT GENMASK(31, 28)
>> +#define HAL_ENCRYPT_TYPE_MAX 12
>>
>> enum hal_encrypt_type {
>> HAL_ENCRYPT_TYPE_WEP_40,
>> @@ -1284,11 +1285,13 @@ enum hal_tcl_encap_type {
>> HAL_TCL_ENCAP_TYPE_NATIVE_WIFI,
>> HAL_TCL_ENCAP_TYPE_ETHERNET,
>> HAL_TCL_ENCAP_TYPE_802_3 = 3,
>> + HAL_TCL_ENCAP_TYPE_MAX
>> };
>>
>> enum hal_tcl_desc_type {
>> HAL_TCL_DESC_TYPE_BUFFER,
>> HAL_TCL_DESC_TYPE_EXT_DESC,
>> + HAL_TCL_DESC_TYPE_MAX,
>> };
>>
>> enum hal_wbm_htt_tx_comp_status {
>> @@ -1298,6 +1301,7 @@ enum hal_wbm_htt_tx_comp_status {
>> HAL_WBM_REL_HTT_TX_COMP_STATUS_REINJ,
>> HAL_WBM_REL_HTT_TX_COMP_STATUS_INSPECT,
>> HAL_WBM_REL_HTT_TX_COMP_STATUS_MEC_NOTIFY,
>> + HAL_WBM_REL_HTT_TX_COMP_STATUS_VDEVID_MISMATCH,
>> HAL_WBM_REL_HTT_TX_COMP_STATUS_MAX,
>> };
>>
>> diff --git a/drivers/net/wireless/ath/ath12k/mac.c
>> b/drivers/net/wireless/ath/ath12k/mac.c
>> index b3907ac05f69..95c8c30df4c0 100644
>> --- a/drivers/net/wireless/ath/ath12k/mac.c
>> +++ b/drivers/net/wireless/ath/ath12k/mac.c
>> @@ -3980,6 +3980,9 @@ static struct ath12k_link_vif
>> *ath12k_mac_assign_link_vif(struct ath12k_hw *ah,
>> arvif->link_id = link_id;
>> ahvif->links_map |= BIT(link_id);
>>
>> + /* Protects the datapath stats update on a per link basis */
>> + spin_lock_init(&arvif->link_stats_lock);
>> +
>> INIT_LIST_HEAD(&arvif->list);
>> INIT_DELAYED_WORK(&arvif->connection_loss_work,
>> ath12k_mac_vif_sta_connection_loss_work);
>> @@ -7347,7 +7350,7 @@ static void ath12k_mac_op_tx(struct ieee80211_hw
>> *hw,
>>
>> if (!vif->valid_links || !is_mcast ||
>> test_bit(ATH12K_FLAG_RAW_MODE, &ar->ab->dev_flags)) {
>> - ret = ath12k_dp_tx(ar, arvif, skb, false, 0);
>> + ret = ath12k_dp_tx(ar, arvif, skb, false, 0, is_mcast);
>> if (unlikely(ret)) {
>> ath12k_warn(ar->ab, "failed to transmit frame %d\n", ret);
>> ieee80211_free_txskb(ar->ah->hw, skb); @@ -7411,7 +7414,7 @@
>> static void ath12k_mac_op_tx(struct ieee80211_hw *hw,
>>
>> skip_peer_find:
>> ret = ath12k_dp_tx(tmp_ar, tmp_arvif,
>> - msdu_copied, true, mcbc_gsn);
>> + msdu_copied, true, mcbc_gsn,
>> + is_mcast);
>> if (unlikely(ret)) {
>> if (ret == -ENOMEM) {
>> /* Drops are expected during heavy multicast @@ -10556,6
>> +10559,9 @@ static const struct ieee80211_ops ath12k_ops = {
>> .suspend = ath12k_wow_op_suspend,
>> .resume = ath12k_wow_op_resume,
>> .set_wakeup = ath12k_wow_op_set_wakeup,
>> +#endif
>> +#ifdef CONFIG_ATH12K_DEBUGFS
>> + .vif_add_debugfs = ath12k_debugfs_op_vif_add,
>> #endif
>> CFG80211_TESTMODE_CMD(ath12k_tm_cmd)
>> };
>> --
>> 2.34.1
>>
> - Tamizh
>
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