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[78.88.45.245]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-b734fedb91bsm1333517266b.70.2025.11.18.04.47.44 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 18 Nov 2025 04:47:45 -0800 (PST) Message-ID: <8f37d909-162f-4777-b105-e1f5737ed170@oss.qualcomm.com> Date: Tue, 18 Nov 2025 13:47:43 +0100 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 v7 10/14] firmware: qcom_scm: Add SHM bridge handling for PAS when running without QHEE To: Mukesh Ojha , Bjorn Andersson , Mathieu Poirier , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Manivannan Sadhasivam , Konrad Dybcio Cc: linux-arm-msm@vger.kernel.org, linux-remoteproc@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org References: <20251113-kvm-rproc-v7-v7-0-df4910b7c20a@oss.qualcomm.com> <20251113-kvm-rproc-v7-v7-10-df4910b7c20a@oss.qualcomm.com> Content-Language: en-US From: Konrad Dybcio In-Reply-To: <20251113-kvm-rproc-v7-v7-10-df4910b7c20a@oss.qualcomm.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Proofpoint-Spam-Details-Enc: AW1haW4tMjUxMTE4MDEwMiBTYWx0ZWRfX82BOA6a2TI+k HKekbi7aHsvUguilCUJoMcvX3m34dDfTudDq5rLH99TTQuaqfLTAb8yXb4aU54pXIq4m8NrhTZT S/oVYpOlOVu2Dvsoefiu39cl24u4yN8lyCdOdM2Aq1hjFfxOmTUfR7L4VSt6MYitE2H4euIVLVN EVqIH2S/MpJU9mlBE+XF5se9Du44xl1mDbRF5yhfaYrw0ogx4dG7TxDaaaSoJGLxZgk8umQ87io XfNuGZm65SeDp+4TiIBpPDM5Gd0T6jTAfwS1orgqg42nqoNYI9Rj/Psc1qCvadyfGMg5O8mK9Ej ueWm4PBtPibAp8ygiPf3LmxvZc4cKkZm36GAJhEorIdHFdKQOweEPYZwzHgplrdszp6s0yiNRz4 igtsk+q6JvbYySyGD3Tr1I+034mkqQ== X-Authority-Analysis: v=2.4 cv=EPoLElZC c=1 sm=1 tr=0 ts=691c6af3 cx=c_pps a=JbAStetqSzwMeJznSMzCyw==:117 a=FpWmc02/iXfjRdCD7H54yg==:17 a=IkcTkHD0fZMA:10 a=6UeiqGixMTsA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=EUspDBNiAAAA:8 a=tQqT8VwP9WrLgrXSfAAA:9 a=QEXdDO2ut3YA:10 a=uxP6HrT_eTzRwkO_Te1X:22 X-Proofpoint-ORIG-GUID: SVuI5SDwBkBpMGlC-R3_ftVARpb77vYf X-Proofpoint-GUID: SVuI5SDwBkBpMGlC-R3_ftVARpb77vYf X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1121,Hydra:6.1.9,FMLib:17.12.100.49 definitions=2025-11-17_04,2025-11-13_02,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 suspectscore=0 bulkscore=0 priorityscore=1501 impostorscore=0 lowpriorityscore=0 phishscore=0 adultscore=0 spamscore=0 clxscore=1015 malwarescore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2510240001 definitions=main-2511180102 On 11/13/25 11:36 AM, Mukesh Ojha wrote: > On SoCs running with a non-Gunyah-based hypervisor, Linux must take > responsibility for creating the SHM bridge both for metadata (before > calling qcom_scm_pas_init_image()) and for remoteproc memory (before > calling qcom_scm_pas_auth_and_reset()). We have taken care the things > required for qcom_scm_pas_auth_and_reset(). > > Lets put these awareness of above conditions into > qcom_scm_pas_init_image() and qcom_scm_pas_metadata_release(). > > Signed-off-by: Mukesh Ojha > --- Reviewed-by: Konrad Dybcio Konrad