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Mon, 15 Jun 2026 05:44:39 -0700 (PDT) X-Received: by 2002:a17:90b:4ac6:b0:36b:293:68d1 with SMTP id 98e67ed59e1d1-37a036ea487mr15256759a91.16.1781527479070; Mon, 15 Jun 2026 05:44:39 -0700 (PDT) Received: from [10.218.21.154] ([202.46.22.19]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-37a210ad64esm10350807a91.0.2026.06.15.05.44.34 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 15 Jun 2026 05:44:38 -0700 (PDT) Message-ID: <40d9d0d9-978d-426c-b463-c05faae1fad5@oss.qualcomm.com> Date: Mon, 15 Jun 2026 18:14:33 +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 v1 1/2] dt-bindings: soundwire: qcom: add qcom,swr-master-ee-val property To: Srinivas Kandagatla , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Srinivas Kandagatla , Vinod Koul , Bard Liao , Rao Mandadapu Cc: Pierre-Louis Bossart , linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-sound@vger.kernel.org References: <20260608175345.3118060-1-mohammad.rafi.shaik@oss.qualcomm.com> <20260608175345.3118060-2-mohammad.rafi.shaik@oss.qualcomm.com> <7bcddc82-f46f-4366-a4cb-453a213f8bd4@oss.qualcomm.com> Content-Language: en-US From: Mohammad Rafi Shaik In-Reply-To: <7bcddc82-f46f-4366-a4cb-453a213f8bd4@oss.qualcomm.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Proofpoint-Spam-Info: AW1haW4tMjYwNjE1MDEzMyBTYWx0ZWRfX4R0DrtWtO9UE ObQz04K74rojdoZVjDArL8Y7CLUongV9UQtw0vFnu8vTha4HCAfPNgyt3jfnIlN8NV2pm94MmIi tdL/SuGxVwaI1hyJAGEr3yiCkX8yhFw= X-Authority-Analysis: v=2.4 cv=Zqnd7d7G c=1 sm=1 tr=0 ts=6a2ff3b8 cx=c_pps a=vVfyC5vLCtgYJKYeQD43oA==:117 a=fChuTYTh2wq5r3m49p7fHw==:17 a=IkcTkHD0fZMA:10 a=FelO9ux0wxsA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=_glEPmIy2e8OvE2BGh3C:22 a=EUspDBNiAAAA:8 a=sVLjvJnARbnZsx0J9w4A:9 a=QEXdDO2ut3YA:10 a=rl5im9kqc5Lf4LNbBjHf:22 X-Proofpoint-GUID: Za5KEaLMEowPu5d4W7wkXmtCP762Tsza X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwNjE1MDEzMyBTYWx0ZWRfX+B6Rm1mb6xMl 07TqA/7jiN+xL/TC4Qr9r+X2ykiPnyFotDsaCjIPb1cdIS2s3XeWL8uJCxsMYj3YJS5oNWvkYu6 JFj6p8P5yA4PrB6fgUunKi4r8RKko49OVfpqfRRdMwLFR1QBR5tshaZ3qyrGt6K43PahU72IGmI d2Uw8IOFzA+D+2Sccv7Hbe03vhot7SEWCUx78XNQHythEt825mzdg0po35etL0U847N55BZtH3f vX12z0AKy+7yXe9rHGAm3eLfE+P3KPqOc7sblE9uvQBcDwjelLl/C0ghPOcCHT3obZuv+aSBMb6 O8l6tdp7GPQ42XqKVR/OWzn6b0gU+g81wHPvUz6xMt2sSqYYzpd+ruCd8FoPOnbHR6XmtItO4YC S2T+BKQVAZgiP73X0hJL1c4d1D+Qtslz53nXnNHhyO4WU1oZyvpirQi/9POCczaHNIuzqiQ/VXj l3cYd7nHGiH+sXoMPkQ== X-Proofpoint-ORIG-GUID: Za5KEaLMEowPu5d4W7wkXmtCP762Tsza X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1143,Hydra:6.1.125,FMLib:17.12.100.49 definitions=2026-06-15_03,2026-06-15_02,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 phishscore=0 spamscore=0 priorityscore=1501 suspectscore=0 lowpriorityscore=0 adultscore=0 malwarescore=0 clxscore=1015 impostorscore=0 bulkscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2606040000 definitions=main-2606150133 On 6/9/2026 1:47 PM, Srinivas Kandagatla wrote: > > > On 6/8/26 6:53 PM, Mohammad Rafi Shaik wrote: >> Add documentation for the qcom,swr-master-ee-val Device Tree property >> used by Qualcomm SoundWire masters to describe the execution-environment >> value for interrupt routing. >> >> This property allows platform DTs to specify the EE value used to direct > > this sounds wrong, this should never be platform specific, this is SoC > specific. > Agreed, this is SoC-specific and should not be described as platform-specific. I will update the description accordingly. >> SoundWire master interrupts to the appropriate CPU target. > > Why should this come from DT, driver should be able to make a choice > based on SoC compatible string. > Currently, the driver uses a version-specific compatible string rather than a SoC-specific one, so it cannot reliably infer this information. That is why the configuration is being provided through DT. This is a hardware requirement specific to the Shikra SoC. The DT entry was added to retrieve the EE value required for this configuration. Thanks & Regards, Rafi. > > > --srini > > >> >> Signed-off-by: Mohammad Rafi Shaik >> --- >> .../devicetree/bindings/soundwire/qcom,soundwire.yaml | 6 ++++++ >> 1 file changed, 6 insertions(+) >> >> diff --git a/Documentation/devicetree/bindings/soundwire/qcom,soundwire.yaml b/Documentation/devicetree/bindings/soundwire/qcom,soundwire.yaml >> index 9447a2f37..5b06cc1a5 100644 >> --- a/Documentation/devicetree/bindings/soundwire/qcom,soundwire.yaml >> +++ b/Documentation/devicetree/bindings/soundwire/qcom,soundwire.yaml >> @@ -215,6 +215,12 @@ properties: >> maximum: 4 >> - const: 0xff >> >> + qcom,swr-master-ee-val: >> + $ref: /schemas/types.yaml#/definitions/uint8-array >> + description: >> + Execution-environment value used to route SoundWire master >> + interrupts to CPU0 or CPU1. >> + >> label: >> maxItems: 1 >> >