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Thu, 07 May 2026 06:14:28 -0700 (PDT) X-Received: by 2002:a17:903:2cb:b0:2ba:9587:25c3 with SMTP id d9443c01a7336-2ba9587276emr59811615ad.1.1778159668351; Thu, 07 May 2026 06:14:28 -0700 (PDT) Received: from [192.168.0.172] ([49.205.248.139]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-2babb1f0148sm27671115ad.82.2026.05.07.06.14.22 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 07 May 2026 06:14:27 -0700 (PDT) Message-ID: <48a5691a-5fe5-41dc-acc8-270037cac598@oss.qualcomm.com> Date: Thu, 7 May 2026 18:44:20 +0530 Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH 05/16] media: iris: add vpu op hook to disable ARP buffer To: Dmitry Baryshkov , Abhinav Kumar , Bryan O'Donoghue , Mauro Carvalho Chehab , Bjorn Andersson , Konrad Dybcio , Rob Herring , Krzysztof Kozlowski , Conor Dooley Cc: linux-media@vger.kernel.org, linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, Dikshita Agarwal References: <20260507-iris-ar50lt-v1-0-d22cccedc3e2@oss.qualcomm.com> <20260507-iris-ar50lt-v1-5-d22cccedc3e2@oss.qualcomm.com> Content-Language: en-US From: Vikash Garodia In-Reply-To: <20260507-iris-ar50lt-v1-5-d22cccedc3e2@oss.qualcomm.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwNTA3MDEzMSBTYWx0ZWRfXxoMfc8EK+QWW yo7V65V/aQv3wc0ohw5T5fdF3iNoVEzq/aMiYSmROhI86FwnTeSl5tBKyuwhQKVTlaFEBsD5XFF xTlP2upxr55WQdekvxD+PfY2gKl0mYgm/FzTpouEDBKB6vcqnL1j/0U8NYZl2+SBgrx3QnArb3G FDvknPeycLwoOPKLRESaZYJaQuvpiMCWZi+S6MVJJd/Kj+NQfcuO26hc2qeHd7AHtQeUecXmqCa s7Tj5LV2FUM7tSaLXlL45eEjU14GMHK0jsZr72YGLRgQSlF9zmCg6AT1YDGCXEcicr5w5xt23nS x8ETBIi/qszaIgyVW6JqT9bSdLChbsXLrM+B5mHXH1jjJ3Zyf4ON7XTvVt6iTo6SyUjUDI7W8EH QczKKxnscc5fnXjt6sSAz4xw81jgLi9iVeVUXXqmfMDvmEsN5DEwoDbcb8/wCYVTpXY4BaA9i3s DplqMeI0Qrp0J94rlKA== X-Proofpoint-ORIG-GUID: t63ppii-gSTj-s9YC5V0CdERF2VdQN0A X-Proofpoint-GUID: t63ppii-gSTj-s9YC5V0CdERF2VdQN0A X-Authority-Analysis: v=2.4 cv=ZZ4t8MVA c=1 sm=1 tr=0 ts=69fc9035 cx=c_pps a=cmESyDAEBpBGqyK7t0alAg==:117 a=EkRsrf7Hk27R9rd+nIzaeA==:17 a=IkcTkHD0fZMA:10 a=NGcC8JguVDcA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=YMgV9FUhrdKAYTUUvYB2:22 a=EUspDBNiAAAA:8 a=FahMO_wZLRsdh1i3WG8A:9 a=QEXdDO2ut3YA:10 a=1OuFwYUASf3TG4hYMiVC:22 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1143,Hydra:6.1.51,FMLib:17.12.100.49 definitions=2026-05-07_01,2026-05-06_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 lowpriorityscore=0 suspectscore=0 spamscore=0 priorityscore=1501 bulkscore=0 phishscore=0 clxscore=1015 impostorscore=0 malwarescore=0 adultscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2604200000 definitions=main-2605070131 On 5/7/2026 12:12 PM, Dmitry Baryshkov wrote: > From: Dikshita Agarwal > > On AR50LT platforms AbsolutelyPerfectRouting (ARP) needs to be disabled > so firmware can configure the ARP internal buffer as non-secure for > encoder usage. In preparation of adding support for AR50LT platforms, > add an optional disable_arp callback to the VPU ops and invoke it from > core init and resume paths. > > No functional change for existing platforms. > > Reviewed-by: Dmitry Baryshkov > Signed-off-by: Dikshita Agarwal > Signed-off-by: Dmitry Baryshkov > --- > drivers/media/platform/qcom/iris/iris_core.c | 4 ++++ > drivers/media/platform/qcom/iris/iris_hfi_common.c | 4 ++++ > drivers/media/platform/qcom/iris/iris_vpu_common.h | 1 + > 3 files changed, 9 insertions(+) Reviewed-by: Vikash Garodia