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Tue, 22 Sep 2026 09:01:06 -0700 (PDT) X-Received: by 2002:a05:6820:e137:b0:6b3:6535:22e4 with SMTP id 006d021491bc7-6cb2e0d7dd3mr10165001eaf.2.1790092866108; Tue, 22 Sep 2026 09:01:06 -0700 (PDT) Received: from [192.168.202.12] ([178.235.128.140]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-c2a9c430a09sm110972866b.5.2026.09.22.09.01.03 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 22 Sep 2026 09:01:05 -0700 (PDT) Message-ID: <03f5dc64-c631-41c1-9ab3-d28a867aadb2@oss.qualcomm.com> Date: Tue, 22 Sep 2026 18:01:02 +0200 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 v2 4/9] arm64: dts: qcom: shikra: Add gpr node To: Mohammad Rafi Shaik , Srinivas Kandagatla , Bjorn Andersson , Konrad Dybcio , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Liam Girdwood , Mark Brown Cc: linux-sound@vger.kernel.org, linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Ajay Kumar Nandam References: <20260910231642.1794948-1-mohammad.rafi.shaik@oss.qualcomm.com> <20260910231642.1794948-5-mohammad.rafi.shaik@oss.qualcomm.com> Content-Language: en-US From: Konrad Dybcio In-Reply-To: <20260910231642.1794948-5-mohammad.rafi.shaik@oss.qualcomm.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Proofpoint-GUID: kbwSVby2wy7SBoBIm5BBDPqamftE0KqK X-Proofpoint-Spam-Info: AW1haW4tMjYwOTIyMDIzNCBTYWx0ZWRfX4SnaamrzFTRm mxNm2m5ZVXyhUp371nrxldXd+GGQCORkVgnNwDXANjWYhPdb1MOpKNpAEV2TdO7GncknMxsvRXD gc5KTnP/F+mU/RfIy6DF3L8we8YVJm0= X-Proofpoint-ORIG-GUID: kbwSVby2wy7SBoBIm5BBDPqamftE0KqK X-Authority-Analysis: v=2.4 cv=atQnmiZV c=1 sm=1 tr=0 ts=6ab2a643 cx=c_pps a=nSjmGuzVYOmhOUYzIAhsAg==:117 a=PRfkaYvzSr8QmIIGAkY2Sg==:17 a=IkcTkHD0fZMA:10 a=VdqzKS8jKosA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=DJpcGTmdVt4CTyJn9g5Z:22 a=EUspDBNiAAAA:8 a=r52As28OqXcKNvlaLHgA:9 a=QEXdDO2ut3YA:10 a=1zu1i0D7hVQfj8NKfPKu:22 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwOTIyMDIzNCBTYWx0ZWRfX6AINcydSEK5c 7Bn8tQfIQQEqkk75CNjHfmAHBJRybCHq568e2FcdzA42RZKTJlQs8OVHYY3FvoaHFD8qLytoLcj WwszxB7Ts95zCyUQK518Na6oPweRBR4mY9CkMjt/oKveUyrvm9zIrjh1kmWg6VWF/ShYjyqkuFv 1Cm+XBaLkKctAnSs+868i+7oilMYQiOqN7rd1WCiPWfvagtYSCVstRK3pH5uvQmC6Yz13GleCMV LJcdEbsC4sqkkMLzxP7cLxd21F1ArOz4L5OaUD/itI7pSCKgwlHwF7fckOu8WTFRRWTUDcKwkE6 CqNj2fzq2oQLiw/uZCzIWV/Ihi8RN/scr77UHyASpJMV+a22ZVyih90Ja3Kq1OgXzVDs/gRnJmc LX0lmTQGH5UAwaxFfDw0epbYjAFskg== X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1176,Hydra:6.1.134,FMLib:17.12.100.49 definitions=2026-09-22_02,2026-09-21_02,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 phishscore=0 suspectscore=0 lowpriorityscore=0 spamscore=0 malwarescore=0 adultscore=0 bulkscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2609040000 definitions=main-2609220234 On 9/11/26 1:16 AM, Mohammad Rafi Shaik wrote: > Add GPR (Generic Packet Router) node along with APM (Audio Process > Manager) and PRM (Proxy Resource Manager) audio services. > > Add a dedicated MDSP carveout memory region for audio usecases on > Shikra and mark both existing audio heap and MDSP carveout regions > as shared DMA pools. > > Update the Q6 APM DAI node to reference multiple memory regions, > where index 0 is used for control path buffers and index 1 is used > for MDSP data path buffers. This separation ensures proper memory > allocation and access for APM communication between APSS and MDSP. > > Also add shared-dma-pool compatibility to the existing audio heap > region to align with upstream DMA pool usage. > > Co-developed-by: Ajay Kumar Nandam > Signed-off-by: Ajay Kumar Nandam > Signed-off-by: Mohammad Rafi Shaik > --- Reviewed-by: Konrad Dybcio Konrad