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Fri, 28 Feb 2025 21:18:21 -0800 (PST) X-Google-Smtp-Source: AGHT+IGB5dZuFhGRTIRMtkKt300um01cZR3OsgAUXHswvI1dGw4+Q9X4LegsPD55S273PcAvlGdfaQ== X-Received: by 2002:a17:903:198e:b0:223:4537:65b1 with SMTP id d9443c01a7336-22369255638mr96101945ad.36.1740806301448; Fri, 28 Feb 2025 21:18:21 -0800 (PST) Received: from [192.168.225.142] ([157.51.160.80]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-22350503eb9sm41195385ad.193.2025.02.28.21.18.17 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 28 Feb 2025 21:18:21 -0800 (PST) Message-ID: Date: Sat, 1 Mar 2025 10:48:16 +0530 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:102.0) Gecko/20100101 Thunderbird/102.13.0 Subject: Re: [PATCH v8 11/13] wifi: ath12k: Power up userPD Content-Language: en-US To: Raj Kumar Bhagat , ath12k@lists.infradead.org Cc: Johannes Berg , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Jeff Johnson , linux-wireless@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Sowmiya Sree Elavalagan References: <20250228184214.337119-1-quic_rajkbhag@quicinc.com> <20250228184214.337119-12-quic_rajkbhag@quicinc.com> From: Vasanthakumar Thiagarajan In-Reply-To: <20250228184214.337119-12-quic_rajkbhag@quicinc.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Proofpoint-GUID: l1LnmU0mfxr6o_ObA9mbjw-kDe_b4tOL X-Proofpoint-ORIG-GUID: l1LnmU0mfxr6o_ObA9mbjw-kDe_b4tOL X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1057,Hydra:6.0.680,FMLib:17.12.68.34 definitions=2025-03-01_01,2025-02-28_01,2024-11-22_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 suspectscore=0 mlxlogscore=702 spamscore=0 phishscore=0 mlxscore=0 priorityscore=1501 bulkscore=0 lowpriorityscore=0 malwarescore=0 impostorscore=0 adultscore=0 clxscore=1015 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2502100000 definitions=main-2503010038 On 3/1/2025 12:12 AM, Raj Kumar Bhagat wrote: > From: Sowmiya Sree Elavalagan > > UserPD firmware image is loaded and booted by ath12k driver. Get the userPD > memory region from DTS and load the firmware for userPD from pre-defined > path into io-remapped address of this region. Authenticate this image > using pasid which is a peripheral ID. Set the spawn bit to instruct Q6 > to spawn userPD thread. Wait for userPD to spawn which is indicated by > spawn interrupt. Ready interrupt is triggered once the userPD is powered > up completely. > > Tested-on: IPQ5332 hw1.0 AHB WLAN.WBE.1.3.1-00130-QCAHKSWPL_SILICONZ-1 > > Signed-off-by: Sowmiya Sree Elavalagan > Signed-off-by: Raj Kumar Bhagat Reviewed-by: Vasanthakumar Thiagarajan