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[199.106.103.254]) by smtp.gmail.com with ESMTPSA id a92af1059eb24-14c6489457asm350724c88.15.2026.09.29.09.10.14 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 29 Sep 2026 09:10:15 -0700 (PDT) Date: Tue, 29 Sep 2026 09:10:11 -0700 From: Jonathan Cameron To: Cristian Marussi Cc: linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, arm-scmi@vger.kernel.org, linux-doc@vger.kernel.org, sudeep.holla@kernel.org, james.quinlan@broadcom.com, f.fainelli@gmail.com, vincent.guittot@linaro.org, etienne.carriere@st.com, peng.fan@oss.nxp.com, michal.simek@amd.com, d-gole@ti.com, jic23@kernel.org, elif.topuz@arm.com, lukasz.luba@arm.com, philip.radford@arm.com, david@kernel.org, souvik.chakravarty@arm.com, leitao@kernel.org, kas@kernel.org, puranjay@kernel.org, usama.arif@linux.dev, kernel-team@meta.com Subject: Re: [PATCH v12 06/25] firmware: arm_scmi: Add basic Telemetry support Message-ID: <20260929091011.000076d2@oss.qualcomm.com> In-Reply-To: <20260928130134.000019ff@oss.qualcomm.com> References: <20260920091928.2014972-1-cristian.marussi@arm.com> <20260920091928.2014972-7-cristian.marussi@arm.com> <20260928130134.000019ff@oss.qualcomm.com> Organization: Qualcomm X-Mailer: Claws Mail 4.4.0 (GTK 3.24.51; x86_64-w64-mingw32) Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-Proofpoint-Spam-Info: AW1haW4tMjYwOTI5MDA2NCBTYWx0ZWRfX3T7NaCmO3UeS 8sCqIGJsbrTCKg6PjqZvUV/og7mKeL5BPp4WtWyF9v7AffJQthy2+OkoGdsF1+s32bPKGb3gNdr MRaKDQnThsrFdm2e5XUEokoBFPLd304= X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwOTI5MDA2NCBTYWx0ZWRfX/5KWhzbi6H/B g9tQalJq+yfjbTUKxXz/iSvQol/qTmbFBQ+THF1LYmDApiAxRPLGhDaHaMbumvDOBvFN/a8Oirp wf0EzZcZSL+pdvvHOqo4feUF/E8/o+STn/XZ/JNgj2ZLPE5zzo+siEj5ol3GbUOpppfePEtIAtm NGMwoTMMq7MG4BlyaQfGg07NOzNE124is2wo1I5AgjKmIamoZft4exyOvAGurHu3rzxYCLdlCdc ghUXsz2gSMUouEO35BzrjGZipyNJTBSRnXPqbeTe1XcGcFbDIDrqjfYwzzGjQR8SJl7FmcEfqnu Qfn4qib0EWcCGXx6g94jRcsjr8LmEf+1QjJ/tXEizsMmzdM05DFr+gaAxhOR7c6lZ6627oQyIjE x69q2p5wqU63qsi4AXYzPuV83DqBDQIOIlV365S5HgfwFj9cGQyfZGsJILXcDejWx8wcC0kvij6 QbhLItslUediaXcpB/w== X-Authority-Analysis: v=2.4 cv=JMiuIMKb c=1 sm=1 tr=0 ts=6abbe2e9 cx=c_pps a=kVLUcbK0zfr7ocalXnG1qA==:117 a=JYp8KDb2vCoCEuGobkYCKw==:17 a=kj9zAlcOel0A:10 a=VdqzKS8jKosA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=YMgV9FUhrdKAYTUUvYB2:22 a=Usant2sCTZzwgyS8W3EA:9 a=CjuIK1q_8ugA:10 a=vr4QvYf-bLy2KjpDp97w:22 X-Proofpoint-ORIG-GUID: _h84rpsqgZ4VC1iayNMc3zjdbRvExHg3 X-Proofpoint-GUID: _h84rpsqgZ4VC1iayNMc3zjdbRvExHg3 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=2026-09-29_04,2026-09-21_02,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 phishscore=0 priorityscore=1501 impostorscore=0 lowpriorityscore=0 spamscore=0 malwarescore=0 adultscore=0 clxscore=1015 bulkscore=0 suspectscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2609040000 definitions=main-2609290064 > > > diff --git a/include/linux/scmi_protocol.h b/include/linux/scmi_protocol.h > > index 5ab73b1ab9aa..2850b018da0d 100644 > > --- a/include/linux/scmi_protocol.h > > +++ b/include/linux/scmi_protocol.h > > > + > > +enum scmi_telemetry_compo_type { > > I'd add some breadcrumb comments to help people find the sources > of these. My personal preference for enums of things with spec > defined values is to also set every value explicitly. Makes > it a lot easier to check individual values are right. > > Note that there are quite a few more entries here than I'm seeing > in DEN0056F so I'm guessing there is a draft version that isn't public > yet (and I'm too lazy to see if I can get via other routes :) Ignore this one. Somehow I didn't notice two columns, though I will say that is an ugly style in one table! > > > + SCMI_TLM_COMPO_TYPE_USPECIFIED, > > + SCMI_TLM_COMPO_TYPE_CPU, > > + SCMI_TLM_COMPO_TYPE_CLUSTER, > > + SCMI_TLM_COMPO_TYPE_GPU, > > + SCMI_TLM_COMPO_TYPE_NPU, > > + SCMI_TLM_COMPO_TYPE_INTERCONNECT, > > + SCMI_TLM_COMPO_TYPE_MEM_CNTRL, > > + SCMI_TLM_COMPO_TYPE_L1_CACHE, > > + SCMI_TLM_COMPO_TYPE_L2_CACHE, > > + SCMI_TLM_COMPO_TYPE_L3_CACHE, > > + SCMI_TLM_COMPO_TYPE_LL_CACHE, > > + SCMI_TLM_COMPO_TYPE_SYS_CACHE, > > + SCMI_TLM_COMPO_TYPE_DISP_CNTRL, > > + SCMI_TLM_COMPO_TYPE_IPU, > > + SCMI_TLM_COMPO_TYPE_CHIPLET, > > + SCMI_TLM_COMPO_TYPE_PACKAGE, > > + SCMI_TLM_COMPO_TYPE_SOC, > > + SCMI_TLM_COMPO_TYPE_SYSTEM, > > + SCMI_TLM_COMPO_TYPE_SMCU, > > + SCMI_TLM_COMPO_TYPE_ACCEL, > > + SCMI_TLM_COMPO_TYPE_BATTERY, > > + SCMI_TLM_COMPO_TYPE_CHARGER, > > + SCMI_TLM_COMPO_TYPE_PMIC, > > + SCMI_TLM_COMPO_TYPE_BOARD, > > + SCMI_TLM_COMPO_TYPE_MEMORY, > > + SCMI_TLM_COMPO_TYPE_PERIPH, > > + SCMI_TLM_COMPO_TYPE_PERIPH_SUBC, > > + SCMI_TLM_COMPO_TYPE_LID, > > + SCMI_TLM_COMPO_TYPE_DISPLAY, > > + SCMI_TLM_COMPO_TYPE_RESERVED_START = 0x1d, > > + SCMI_TLM_COMPO_TYPE_RESERVED_END = 0xdf, > > + SCMI_TLM_COMPO_TYPE_OEM_START = 0xe0, > > + SCMI_TLM_COMPO_TYPE_OEM_END = 0xff, > > +};