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Wed, 17 Jun 2026 05:32:28 -0700 (PDT) X-Received: by 2002:a05:6102:a50:b0:632:5db8:f656 with SMTP id ada2fe7eead31-7246c894f83mr620470137.4.1781699548137; Wed, 17 Jun 2026 05:32:28 -0700 (PDT) Received: from [192.168.120.170] ([178.235.128.140]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-c06607d10f7sm63121766b.10.2026.06.17.05.32.24 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 17 Jun 2026 05:32:27 -0700 (PDT) Message-ID: <285a7d06-cabc-405a-9414-dac0dfa1736a@oss.qualcomm.com> Date: Wed, 17 Jun 2026 14:32:23 +0200 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 1/8] dt-bindings: remoteproc: qcom,pas: add thermal mitigation properties To: Dmitry Baryshkov , Daniel Lezcano Cc: Gaurav Kohli , Krzysztof Kozlowski , Bjorn Andersson , Mathieu Poirier , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Amit Kucheria , Manivannan Sadhasivam , Konrad Dybcio , Kees Cook , "Gustavo A. R. Silva" , cros-qcom-dts-watchers@chromium.org, linux-arm-msm@vger.kernel.org, linux-remoteproc@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-pm@vger.kernel.org, linux-hardening@vger.kernel.org, Manaf Meethalavalappu Pallikunhi References: <7f1e46fb-15e3-4638-9930-8abc1dd5a778@oss.qualcomm.com> <3cbcaf8c-357e-42d2-91c1-9d1a32c55ed0@oss.qualcomm.com> <9a31bb29-75d7-42fa-b8a8-4155cf85cadf@oss.qualcomm.com> <93e7251c-c75d-4e43-9ae2-bf485af58de3@oss.qualcomm.com> <4gs664zboaqgpok33x7bgorfmhh3f2fahjkt4jjl6fbzpwixnm@hxzz2xeogd4k> Content-Language: en-US From: Konrad Dybcio In-Reply-To: <4gs664zboaqgpok33x7bgorfmhh3f2fahjkt4jjl6fbzpwixnm@hxzz2xeogd4k> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Authority-Analysis: v=2.4 cv=F8hnsKhN c=1 sm=1 tr=0 ts=6a3293dd cx=c_pps a=N1BjEkVkxJi3uNfLdpvX3g==:117 a=PRfkaYvzSr8QmIIGAkY2Sg==:17 a=IkcTkHD0fZMA:10 a=FelO9ux0wxsA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=_glEPmIy2e8OvE2BGh3C:22 a=bGR7GFRD2bAmefyIwN8A:9 a=3ZKOabzyN94A:10 a=QEXdDO2ut3YA:10 a=crWF4MFLhNY0qMRaF8an:22 X-Proofpoint-Spam-Info: AW1haW4tMjYwNjE3MDExOSBTYWx0ZWRfXxiuKcI+ZD51c wJjo88S2zJ4II38LI7Ap6fr1L4J2t0jVMbKBpUuMJ1JTPx8tmXG79KIFlySI+Eahpt7KxvIzyzF q4rJcdwr5+AOVFlvjwUAf9aWIsR0s4Q= X-Proofpoint-GUID: LMVku_STfr-dYR8nnDFEJECOlwfQQtJD X-Proofpoint-ORIG-GUID: LMVku_STfr-dYR8nnDFEJECOlwfQQtJD X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwNjE3MDExOSBTYWx0ZWRfXxsbiiS3rhK48 MbEKIS6qmzVdumw5KvwR0scaH2DzPvgSuCuMWaNDsNU0uWc4/YlcLdDhLb5ssyf/UVz5hmW8WOa d12D+dpFWyq+IsiRikoSGfFvXCVFfmn7aCJV+kcD9zjxnYLqVZFP6/sGKmiBU51kAmjYVb7cNh5 fxmUnmwROmIfuzTpFpup1C9VUc9qyI7qrA7eDYlxzvz176sBSExrPHJwazXyJ+CuqNu3XWuS6dc mmm6i2LE5qg+LZVUgHrOktnN4nx8gJgfwEfNvpGLIPhDvRxG6sctgo0yCdbcFMP7Lb1bb2W0W2g nBh7JdvGmjiJYDByKHBaQO5sXHCFmqIk/WJPn0d+6wXNxnqTzv7lbSqf3kA+PpnfD8taWerz8wW 0fquUNE7qfDFCCSXNIq0P5dhyWCqlcGEq5mS+OPHTRQJTmfk+/fMijAGZXQUDotDTFa2VtO+xYl SwPJGlTTY4dqMWMvxNw== 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=2026-06-17_01,2026-06-16_02,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 impostorscore=0 bulkscore=0 malwarescore=0 priorityscore=1501 suspectscore=0 lowpriorityscore=0 phishscore=0 adultscore=0 clxscore=1015 spamscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2606150000 definitions=main-2606170119 On 6/16/26 12:15 AM, Dmitry Baryshkov wrote: > On Mon, Jun 15, 2026 at 05:33:15PM +0200, Daniel Lezcano wrote: >> >> >> Le 15/06/2026 à 17:14, Dmitry Baryshkov a écrit : >>> On Mon, Jun 15, 2026 at 04:33:38PM +0200, Daniel Lezcano wrote: [...] >>> I was thinking about something like: >>> >>> #define QCOM_TMD_DSP 0 >>> #define QCOM_TMD_PA 1 >> >> Ah ok, it is correct if: >> >> tmd-names = "dsp", "pa" >> >> Or >> >> #define QCOM_TMD_PA 0 >> #define QCOM_TMD_DSP 1 >> >> tmd-names = "pa", "dsp" > > I was more inclined about having the standard indices for the standard > mitigations. > > BTW, I checked, which mitigations are being returned by the DSPs. Few > examples, just to provide some context. > > SC8280XP, X13s: > > TMD service: instance=0x01 (adsp) node=5 port=9 > 1 mitigation device(s): > [ 0] cpuv_restriction_cold max_mitigation_level=1 > > TMD service: instance=0x53 (slpi) node=9 port=9 > 1 mitigation device(s): > [ 0] cpuv_restriction_cold max_mitigation_level=1 So, are we converging towards something like: -- include/dt-bindings/... /* Common indices for all devices */ #define QCOM_TMD_FOO 0 #define QCOM_TMD_BAR 1 -- qcom_tmd.c static const char * const mitigation_map[] = { [QCOM_TMD_FOO] = "mmw_skin1_dsc", [QCOM_TMD_BAR] = "cpuv_restriction_cold", }; ... static int qcom_tmd_retrieve_avail_mitigations(...) { data = qmi_get_data(...); while (data.tmd_list++) { // mark available on this rproc } } ? Perhaps split from a global index space to DSP-specific indices given Dmitry's list that reveals there's a lot of variability? Konrad