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[103.229.18.19]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-3926254ee45sm12797317a91.2.2026.08.10.07.45.06 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 10 Aug 2026 07:45:08 -0700 (PDT) From: Pardeep Kaur X-Google-Original-From: Pardeep Kaur , Pardeep Kaur Subject: [PATCH ath-next v3 6/8] wifi: ath12k: track per-ring RX sent-to-stack count Date: Mon, 10 Aug 2026 20:14:42 +0530 Message-Id: <20260810144444.2033607-7-pardeep.kaur@oss.qualcomm.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20260810144444.2033607-1-pardeep.kaur@oss.qualcomm.com> References: <20260810144444.2033607-1-pardeep.kaur@oss.qualcomm.com> Precedence: bulk X-Mailing-List: linux-wireless@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Authority-Analysis: v=2.4 cv=MMtQXsZl c=1 sm=1 tr=0 ts=6a79e3f6 cx=c_pps a=0uOsjrqzRL749jD1oC5vDA==:117 a=Ou0eQOY4+eZoSc0qltEV5Q==:17 a=Sv0fKeRqtYgA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=gowsoOTTUOVcmtlkKump:22 a=EUspDBNiAAAA:8 a=Ga8fF9AItmT7q7bL59kA:9 a=mQ_c8vxmzFEMiUWkPHU9:22 X-Proofpoint-ORIG-GUID: mbU8T5W4U-2F2vctR4JS2H5Uvb_2Wv73 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwODEwMDEyNiBTYWx0ZWRfXx4JFZPDNGxtA GjEJShg94J54NmH2tCog0EE8l5TjBLejDwuEbn0dvsOzE3UVxJWBLP+rwTfvKdml/dGXD2uoysk cyodVU92hjBCqM8RoMaZgeIdM3I0PK/wjxPtIqFY6qYVtc+ZprmpZu9JWJvr4ZhCBEMIZESeXW+ BhPzbenLyYFZBkNrOZxbbowIs3qmf+OYfneJbDydtsX3B8ksViBmQLvd0P+BR5B5Yvscs/rMZHe zqrekq7ttnOvMDBE9cZCwh+bxwM/R6n4bnGikKp8hUwApd3r1FjUr9i5D3/yjSL5AE5JfFhVM2a n/b0NEYB8+0FvxlonPeGO6pT8ANbVgu5+B4BP/aM+mPU4VKxTmc/Qw/B/RIMi9Av/6W7j33hcfh 1t7GTcADwA9311jx2AWG5g0GMeEOKw2SaHllP5Hbc/4LJb8GwcCz0HM+4N5V6wos7oFiyBOnvKL euc5pXU/0m2m/C1NOpA== X-Proofpoint-GUID: mbU8T5W4U-2F2vctR4JS2H5Uvb_2Wv73 X-Proofpoint-Spam-Info: AW1haW4tMjYwODEwMDEyNiBTYWx0ZWRfX+BSetZ4XMy1m rUIvwloaB0Bw8Rjs7O0HAR5c/qL8qM2DNbT7gmsBy2FD+OpueZBKY8EBBL1z68FVcDRfpxLVmJn 8JjkoUnV6NW0e67m/6IGB/Vjl3EW840= 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=2026-08-10_03,2026-08-07_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 adultscore=0 suspectscore=0 spamscore=0 impostorscore=0 bulkscore=0 priorityscore=1501 clxscore=1015 lowpriorityscore=0 phishscore=0 malwarescore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2606150000 definitions=main-2608100126 From: Hariharan Ramanathan The device DP stats provide visibility into RX errors and drops but lack a counter for successfully delivered packets. Without this, it is difficult to correlate REO ring activity with actual stack delivery during debugging or performance analysis. Add sent_to_stack[DP_REO_DST_RING_MAX][ATH12K_MAX_DEVICES] to ath12k_device_dp_stats to track successful deliveries per REO ring per device. The counter is attributed to the ring owner's dp and indexed by partner_dp->device_id, keeping it in the same debugfs file as reo_rx[] for direct comparison in MLO configurations. Increment the counter just before each MSDU is handed off to the stack via ath12k_dp_rx_deliver_msdu(). Add a likely()/WARN_ON_ONCE() bounds check on ring_id before indexing sent_to_stack[], consistent with all other new stat arrays in this series. Expose the per-ring per-device counts in the device_dp_stats debugfs file under a new 'REO sent to stack' section. Tested-on: QCN9274 hw2.0 PCI WLAN.WBE.1.6.r1-00402-QCAHKSWPL_SILICONZ-1 Signed-off-by: Hariharan Ramanathan Co-developed-by: Pardeep Kaur Signed-off-by: Pardeep Kaur --- drivers/net/wireless/ath/ath12k/debugfs.c | 10 ++++++++++ drivers/net/wireless/ath/ath12k/dp.h | 1 + drivers/net/wireless/ath/ath12k/wifi7/dp_rx.c | 5 ++++- 3 files changed, 15 insertions(+), 1 deletion(-) diff --git a/drivers/net/wireless/ath/ath12k/debugfs.c b/drivers/net/wireless/ath/ath12k/debugfs.c index 34c605b609cb..55e3b411d108 100644 --- a/drivers/net/wireless/ath/ath12k/debugfs.c +++ b/drivers/net/wireless/ath/ath12k/debugfs.c @@ -1122,6 +1122,16 @@ 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, "\nREO sent to stack\n"); + for (i = 0; i < DP_REO_DST_RING_MAX; i++) { + len += scnprintf(buf + len, size - len, "ring%d:", i); + for (j = 0; j < ab->ag->num_devices; j++) + len += scnprintf(buf + len, size - len, + "\t%d:%u", j, + device_stats->sent_to_stack[i][j]); + len += scnprintf(buf + len, size - len, "\n"); + } + len += scnprintf(buf + len, size - len, "\nHAL REO errors:\n"); for (i = 0; i < DP_REO_DST_RING_MAX; i++) diff --git a/drivers/net/wireless/ath/ath12k/dp.h b/drivers/net/wireless/ath/ath12k/dp.h index 9b57b2170b60..5cfe2096c633 100644 --- a/drivers/net/wireless/ath/ath12k/dp.h +++ b/drivers/net/wireless/ath/ath12k/dp.h @@ -458,6 +458,7 @@ struct ath12k_device_dp_stats { u32 tx_enqueued[DP_TCL_NUM_RING_MAX]; u32 tx_completed[DP_TCL_NUM_RING_MAX]; u32 reo_excep_msdu_buf_type; + u32 sent_to_stack[DP_REO_DST_RING_MAX][ATH12K_MAX_DEVICES]; }; struct ath12k_dp { diff --git a/drivers/net/wireless/ath/ath12k/wifi7/dp_rx.c b/drivers/net/wireless/ath/ath12k/wifi7/dp_rx.c index b203513d63cc..60489cfd4e54 100644 --- a/drivers/net/wireless/ath/ath12k/wifi7/dp_rx.c +++ b/drivers/net/wireless/ath/ath12k/wifi7/dp_rx.c @@ -651,7 +651,10 @@ ath12k_wifi7_dp_rx_process_received_packets(struct ath12k_dp *dp, dev_kfree_skb_any(msdu); continue; } - + if (likely(ring_id < DP_REO_DST_RING_MAX)) + dp->device_stats.sent_to_stack[ring_id][partner_dp->device_id]++; + else + WARN_ON_ONCE(1); ath12k_dp_rx_deliver_msdu(dp_pdev, napi, msdu, &rx_info); } -- 2.34.1