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Mon, 27 Apr 2026 04:01:12 -0700 (PDT) X-Received: by 2002:a05:6a00:4c86:b0:829:7d31:dd99 with SMTP id d2e1a72fcca58-82f8c90b7dcmr44778932b3a.38.1777287670285; Mon, 27 Apr 2026 04:01:10 -0700 (PDT) Received: from [10.204.79.32] ([202.46.23.25]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-82f8ea02ef7sm29711481b3a.25.2026.04.27.04.01.06 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 27 Apr 2026 04:01:09 -0700 (PDT) Message-ID: <48ecf277-da46-4994-87c7-7eef66956cda@oss.qualcomm.com> Date: Mon, 27 Apr 2026 16:31:04 +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 v3] arm64: dts: qcom: talos: Add memory-region for audio PD To: Dmitry Baryshkov Cc: konrad.dybcio@oss.qualcomm.com, Bjorn Andersson , Konrad Dybcio , Rob Herring , Krzysztof Kozlowski , Conor Dooley , quic_bkumar@quicinc.com, quic_chennak@quicinc.com, linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org References: <20260424-talosaudio-v3-1-9e2ad5d78a2e@oss.qualcomm.com> Content-Language: en-US From: Ekansh Gupta In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Authority-Analysis: v=2.4 cv=aqCCzyZV c=1 sm=1 tr=0 ts=69ef41fa cx=c_pps a=oF/VQ+ItUULfLr/lQ2/icg==:117 a=ZePRamnt/+rB5gQjfz0u9A==:17 a=IkcTkHD0fZMA:10 a=A5OVakUREuEA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=3WHJM1ZQz_JShphwDgj5:22 a=EUspDBNiAAAA:8 a=-H-FHYqvV_8G-EK7XNgA:9 a=QEXdDO2ut3YA:10 a=3WC7DwWrALyhR5TkjVHa:22 X-Proofpoint-GUID: dLiY3Yf6VhCCOcTtS_oMh3TnwNAbRiFh X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwNDI3MDExNyBTYWx0ZWRfX0EQg0h3VtdyN b2T4k6/IArFCHPiWWNubOqFTyRTi6n5vQ3bd7+AMCvETMPml7lmNadVqjEENCuYLNTqPqMdfq++ nwRuA9PDuYhlXYGrqvYYVKYAy3ZkZtYsvwpj30JjSDDyLHqSCdlq5ik42wg1rnSpOlc2WWwmMWs O/U4GI+u8nLoqOpjm5qpQzfVBhoQTue2nSXcAWqEA2ES3Z1MiqPrCaznwpx1DWFGMOQXFLNY25W sh8KR3otcweQDlGyea8cg2U2p1ge/iB5DYOShrr2bBnEzibnhBM0d9U13A23MormW1Jo04WLRGh QGZFW3q3XTO+ZBj5o7doL6WUd4xKp6eFIA/beeDnIz3OY7E2QI3NjPrGIhJzQXhyEkVAAuqm2uN 65KiAiMhRd8pPcncOQ0kUSqUtYALv65g3JZuTEwP+C1+ShnckWAfzvMGUJp8mmYNoevhvjqMdAm tTj7I521zZMZYZGatPg== X-Proofpoint-ORIG-GUID: dLiY3Yf6VhCCOcTtS_oMh3TnwNAbRiFh 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=2026-04-27_03,2026-04-21_02,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 impostorscore=0 phishscore=0 spamscore=0 adultscore=0 suspectscore=0 malwarescore=0 bulkscore=0 clxscore=1015 lowpriorityscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2604200000 definitions=main-2604270117 On 25-04-2026 20:43, Dmitry Baryshkov wrote: > On Fri, Apr 24, 2026 at 03:40:22PM +0530, Ekansh Gupta via B4 Relay wrote: >> From: Ekansh Gupta >> >> Reserve memory region for audio PD dynamic loading and remote heap >> requirements. Add the required VMID list for memory ownership >> transfers. > > And what happens if there is no such region allocated / assigned? If there is no region assigned and audio PD dynamic loading is requested for any offload use-case, it would result in audio PD dynamic loading failure which is the major purpose of audio fastrpc daemon. > > Also, can we please get the remote heap set up for all the platforms > where it makes sense? I see that it is only currently set for a very few > devices (hamoa, kodiak, lemans, monaco and SM8750). Checking the > downstream sources, I see the remoteheap being set starting from the > era of MSM8996 / SDM660. Noted. I'll bring this region for other platforms also. > >> Signed-off-by: Ekansh Gupta >