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Mon, 13 Jul 2026 00:09:34 -0700 (PDT) X-Received: by 2002:a17:90b:510b:b0:387:e0bb:57f5 with SMTP id 98e67ed59e1d1-38dc7798fdcmr7551736a91.38.1783926574250; Mon, 13 Jul 2026 00:09:34 -0700 (PDT) Received: from [10.152.199.23] ([202.46.23.19]) by smtp.gmail.com with ESMTPSA id 5a478bee46e88-311a6115e61sm49182704eec.22.2026.07.13.00.09.31 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 13 Jul 2026 00:09:33 -0700 (PDT) Message-ID: <47dbde08-bf2d-444d-b2bc-b802289205fe@oss.qualcomm.com> Date: Mon, 13 Jul 2026 12:39:29 +0530 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH ath-next] wifi: ath12k: fix rx_mpdu_start layout for QCC2072 To: Wei Zhang , jeff.johnson@oss.qualcomm.com Cc: ath12k@lists.infradead.org, linux-wireless@vger.kernel.org, linux-kernel@vger.kernel.org References: <20260629061529.1993932-1-wei.zhang@oss.qualcomm.com> From: Rameshkumar Sundaram Content-Language: en-US In-Reply-To: <20260629061529.1993932-1-wei.zhang@oss.qualcomm.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Authority-Analysis: v=2.4 cv=TbymcxQh c=1 sm=1 tr=0 ts=6a548f2f cx=c_pps a=vVfyC5vLCtgYJKYeQD43oA==:117 a=j4ogTh8yFefVWWEFDRgCtg==:17 a=IkcTkHD0fZMA:10 a=RAioF0-LDSMA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=rJkE3RaqiGZ5pbrm-msn:22 a=EUspDBNiAAAA:8 a=EB44UgcCvd3G_oUa3FEA:9 a=QEXdDO2ut3YA:10 a=rl5im9kqc5Lf4LNbBjHf:22 X-Proofpoint-Spam-Info: AW1haW4tMjYwNzEzMDA3MiBTYWx0ZWRfX+MQWDei3Yap6 zTR65hCrdiGqwcFa3m0BI7vZ01YeMoZHCuMkDhDHcoSb4bqMbZQaH643YfwiaODxX7t7bG6ENky dPltd9GEkTv55WAIdaifi+r0ULpbPHg= X-Proofpoint-GUID: v-DoFOUSasWVeRBxgKKfxYoH5TEblArU X-Proofpoint-ORIG-GUID: v-DoFOUSasWVeRBxgKKfxYoH5TEblArU X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwNzEzMDA3MiBTYWx0ZWRfX0XVt6irV7kFm 1vsuSCs43zuwSz+ZC6RhAlCFXxdarxtpU09xQFAHlZ5WXXq+tZwSoteqi1fdikQK4IsroV2bGq1 RPB6Dk+q8TnJBt/42ljtaW5Ou9ag0w//5wwEjnOLhm56FtHQFM0XxuucLQSkZuDYHthO03NuwQ3 ctB0FJtEqCF3KzN4nrkcEbmvuAsEw3hX2pGbeilucfdsW68ERwwdAYlX74EsA6Foxi2I1N05lwG iq4m6BBPfXI1FS2wBZnj6jj4IilWrC9UuGqGW9up4AqeXBlO74TFKQl72OPEK9teJiBxiTgUL0L ENxbvYFUmoGOm/bs06pSbYu/1yCkHljlzEj7ZXY5BJ1Y6vprGlofv0YRp9vMpH7+ROJ83zVd9sg bNTfIDGoXwbPXvdBsO3XcSq+c+PvzgxueoRmwOrLtoPrnyBnBBpFN8eoabfPlM3Skh+/aEAJTS4 +oq49yVta9W+fRWsvGQ== 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=2026-07-13_02,2026-07-10_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 malwarescore=0 bulkscore=0 priorityscore=1501 suspectscore=0 impostorscore=0 adultscore=0 lowpriorityscore=0 phishscore=0 spamscore=0 clxscore=1015 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2606150000 definitions=main-2607130072 On 6/29/2026 11:45 AM, Wei Zhang wrote: > QCC2072's rx_mpdu_start TLV has a different field layout from QCN9274. > Reusing struct rx_mpdu_start_qcn9274 in hal_rx_desc_qcc2072 causes the > RX datapath to read the wrong offsets for info2, info4, pn[] and > phy_ppdu_id, producing corrupted sequence number, PN, ppdu_id and > mpdu-info flags (encrypted, fragment, addr2/addr4 valid). > > Add a dedicated struct rx_mpdu_start_qcc2072 that matches the actual > hardware descriptor layout, and use it in hal_rx_desc_qcc2072. > > Tested-on: QCC2072 hw1.0 PCI WLAN.COL.1.0.c2-00188-QCACOLSWPL_V1_TO_SILICONZ-1 > > Fixes: 28badc78142e ("wifi: ath12k: add HAL descriptor and ops for QCC2072") > Signed-off-by: Wei Zhang Reviewed-by: Rameshkumar Sundaram