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[103.229.18.19]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-2cf8f350475sm32998385ad.70.2026.07.23.05.55.16 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 23 Jul 2026 05:55:18 -0700 (PDT) From: Pardeep Kaur X-Google-Original-From: Pardeep Kaur , Pardeep Kaur Subject: [PATCH ath-next 6/8] wifi: ath12k: track per-ring RX sent-to-stack count Date: Thu, 23 Jul 2026 18:24:46 +0530 Message-Id: <20260723125448.922361-7-pardeep.kaur@oss.qualcomm.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20260723125448.922361-1-pardeep.kaur@oss.qualcomm.com> References: <20260723125448.922361-1-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-Proofpoint-ORIG-GUID: nwarKCD-ov4Nb5MZpruvolKsbAftCBeh X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwNzIzMDEyNyBTYWx0ZWRfXx0fTjh2LAeGJ pnNxzx2fQYX/Ug2Qt9B/jOOL07umS8mOVwmDD/vhUocikTq0i6QdlX8eVr+dC1xpDl+/SAgIUS+ HIbAVgCaNsfQb0FLjBY84wdLgOG9AvdRZ48SNseHbB0IWB5HjORL18QM6raeSVSrqGR4lEEBcNK pYnpAIZCbSxbzSOgXv4C9yA7NMV02KazEIryhx9QiDkj1vkewMrc+/Y6XrSEJBBSMcICgTpg8Yi yV/qIrtWJIemd4exUw3Tst6bNoElohmubXCoZY8tlgQNOcsUJp5i5cOrmpOjHWJA3WlSJ+YRUSQ Fz7vK7l44tkRUDiK8FyKc32KmIItSTrUtRUdMewRcyoOkwGqCaNNUWZOjrFDKBN1/OAJJSr+W5p l8aYX7TPbbjqz0ffTCdSqYuEwqwq2bfcXAzEdOt8imWsAGiIUixg8+3kPtrP7rrfQXKZp088pO4 0Y1bP0TmC/aJ/2Jpt2w== X-Authority-Analysis: v=2.4 cv=Een4hvmC c=1 sm=1 tr=0 ts=6a620f37 cx=c_pps a=cmESyDAEBpBGqyK7t0alAg==:117 a=Ou0eQOY4+eZoSc0qltEV5Q==:17 a=RAioF0-LDSMA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=_K5XuSEh1TEqbUxoQ0s3:22 a=EUspDBNiAAAA:8 a=p327RZGb0tc26PMrpC8A:9 a=1OuFwYUASf3TG4hYMiVC:22 X-Proofpoint-Spam-Info: AW1haW4tMjYwNzIzMDEyNyBTYWx0ZWRfX4+YDzC7Yx1F4 8uHErlQ4VKC6OnyVFRgo84sYoDV8DHlfYp2sZZs1WuiNZAKhpRo5NDNwku6JSgLiuSMyxs37g01 eRfDIa4e7cTHVpucT89tcw5C2pT09s8= X-Proofpoint-GUID: nwarKCD-ov4Nb5MZpruvolKsbAftCBeh X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1143,Hydra:6.1.134,FMLib:17.12.100.49 definitions=2026-07-23_03,2026-07-22_02,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 lowpriorityscore=0 bulkscore=0 spamscore=0 priorityscore=1501 suspectscore=0 malwarescore=0 impostorscore=0 clxscore=1015 adultscore=0 phishscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2606150000 definitions=main-2607230127 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] to ath12k_device_dp_stats to track successful deliveries per REO ring. A per-device dimension is not needed because partner_dp is already resolved at the increment point, so the counter is incremented directly in partner_dp->device_stats, attributing it to the correct device without an extra index. 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 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 | 5 +++++ drivers/net/wireless/ath/ath12k/dp.h | 1 + drivers/net/wireless/ath/ath12k/wifi7/dp_rx.c | 5 ++++- 3 files changed, 10 insertions(+), 1 deletion(-) diff --git a/drivers/net/wireless/ath/ath12k/debugfs.c b/drivers/net/wireless/ath/ath12k/debugfs.c index 5020d9608535..9a8d07bfb848 100644 --- a/drivers/net/wireless/ath/ath12k/debugfs.c +++ b/drivers/net/wireless/ath/ath12k/debugfs.c @@ -1122,6 +1122,11 @@ 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: %u\n", + i, device_stats->sent_to_stack[i]); + 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 563aa24ea55a..298b65142a0e 100644 --- a/drivers/net/wireless/ath/ath12k/dp.h +++ b/drivers/net/wireless/ath/ath12k/dp.h @@ -457,6 +457,7 @@ 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]; }; 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..33c4c89eefb5 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)) + partner_dp->device_stats.sent_to_stack[ring_id]++; + else + WARN_ON_ONCE(1); ath12k_dp_rx_deliver_msdu(dp_pdev, napi, msdu, &rx_info); } -- 2.34.1