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Fri, 12 Apr 2024 06:06:42 GMT Received: from bqiang-SFF.qca.qualcomm.com (10.80.80.8) by nalasex01a.na.qualcomm.com (10.47.209.196) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1544.9; Thu, 11 Apr 2024 23:06:40 -0700 From: Baochen Qiang To: CC: , Subject: [PATCH 04/10] wifi: ath12k: fix warning on DMA ring capabilities event Date: Fri, 12 Apr 2024 14:06:14 +0800 Message-ID: <20240412060620.27519-5-quic_bqiang@quicinc.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20240412060620.27519-1-quic_bqiang@quicinc.com> References: <20240412060620.27519-1-quic_bqiang@quicinc.com> Precedence: bulk X-Mailing-List: linux-wireless@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-ClientProxiedBy: nasanex01b.na.qualcomm.com (10.46.141.250) To nalasex01a.na.qualcomm.com (10.47.209.196) X-QCInternal: smtphost X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-ORIG-GUID: Fp0wOBK8mZ-nczm5L7q4CORg_zO3Y9lI X-Proofpoint-GUID: Fp0wOBK8mZ-nczm5L7q4CORg_zO3Y9lI X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.272,Aquarius:18.0.1011,Hydra:6.0.619,FMLib:17.11.176.26 definitions=2024-04-12_02,2024-04-09_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 mlxscore=0 bulkscore=0 adultscore=0 malwarescore=0 phishscore=0 spamscore=0 priorityscore=1501 clxscore=1015 impostorscore=0 lowpriorityscore=0 mlxlogscore=571 suspectscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2404010003 definitions=main-2404120042 We are seeing below warning in both reset and suspend/resume scenarios: [ 4153.776040] ath12k_pci 0000:04:00.0: Already processed, so ignoring dma ring caps This is because ab->num_db_cap is not cleared in ath12k_wmi_free_dbring_caps(), so clear it to avoid such warnings. Tested-on: WCN7850 hw2.0 PCI WLAN.HMT.1.0-03427-QCAHMTSWPL_V1.0_V2.0_SILICONZ-1.15378.4 Tested-on: QCN9274 hw2.0 PCI WLAN.WBE.1.0.1-00029-QCAHKSWPL_SILICONZ-1 Signed-off-by: Baochen Qiang Acked-by: Jeff Johnson --- drivers/net/wireless/ath/ath12k/wmi.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/net/wireless/ath/ath12k/wmi.c b/drivers/net/wireless/ath/ath12k/wmi.c index a5575ce9eed4..0fb1fdb935e1 100644 --- a/drivers/net/wireless/ath/ath12k/wmi.c +++ b/drivers/net/wireless/ath/ath12k/wmi.c @@ -4041,6 +4041,7 @@ static void ath12k_wmi_free_dbring_caps(struct ath12k_base *ab) { kfree(ab->db_caps); ab->db_caps = NULL; + ab->num_db_cap = 0; } static int ath12k_wmi_dma_ring_caps(struct ath12k_base *ab,