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[199.106.103.254]) by smtp.gmail.com with ESMTPSA id 5a478bee46e88-3752060dc0csm11561398eec.14.2026.11.10.14.57.21 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 10 Nov 2026 14:57:28 -0800 (PST) Date: Tue, 10 Nov 2026 14:57:11 -0800 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, 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 v15 27/35] firmware: arm_scmi: Expose per-instance identifier Message-ID: <20261110145711.00002217@oss.qualcomm.com> In-Reply-To: <20261109091221.2532706-28-cristian.marussi@arm.com> References: <20261109091221.2532706-1-cristian.marussi@arm.com> <20261109091221.2532706-28-cristian.marussi@arm.com> Organization: Qualcomm X-Mailer: Claws Mail 4.4.0 (GTK 3.24.51; x86_64-w64-mingw32) X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYxMTEwMDA5MSBTYWx0ZWRfXwBlcEMfDsN+L fdVTrrk+eD/SRcIH+jK79+lMvvNuJzT3AV1DaGts7CBcbU10yCm/Fsbm0jcPRuSPmlzmyiA8hFV EbODoEMSCfQ29po3tHeIXdqRLY9cT1KD0r5/3pAYxJftxOHpz6nGkGFi32nKOeQREete33GnowX 4Gsb/WlMJvfGCvF36JXx6HQ56kSNzrjtEPrBeIMLldAj5xpOwfeHaS21yQ0G56JB5mC+ThZ8fpY BPWHJxaqtOzxlem2jkw3Oi+EWBTqu/hkFQNvA/tbV7eeZlf9kjL0ngoCOgxs/PP6wgMFbCsbBVN CSt1ujZIkpFo8NJLT1oafO9B6aBCLXcV0ePR+DLaM4u2C3QLmhjYYjg5ulKcklD38fU+a8fLRrp HuPO1gJ/sH8z2ARHbDMdtwxeAFxuFcPsnelgJUIMojYLeZj1Opk4mlUEF6Pvxp+cg4fLUgdsEdH ISlaqR3jJDzNBDnVzBQ== X-Proofpoint-GUID: DrKEdlWWLHHLXtGr7nKmG87cIZCLidwk X-Proofpoint-Spam-Info: AW1haW4tMjYxMTEwMDA5MSBTYWx0ZWRfX+Im3lPbF6MMD QpdfBmRCR9N0rXEmQnjwvL36h+ZhkZYTOuXBIpg15gzVEPQicuMcqGfBYT6b7+Cqu7XXovehlOF hnMaNVP0JoAtFaAoA5Hc/BEVPekomSo= X-Proofpoint-ORIG-GUID: DrKEdlWWLHHLXtGr7nKmG87cIZCLidwk X-Authority-Analysis: v=2.4 cv=JNSuIMKb c=1 sm=1 tr=0 ts=6af3a15a cx=c_pps a=wEP8DlPgTf/vqF+yE6f9lg==:117 a=JYp8KDb2vCoCEuGobkYCKw==:17 a=kj9zAlcOel0A:10 a=zJRp6_cAMcgA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=ZpdpYltYx_vBUK5n70dp:22 a=7CQSdrXTAAAA:8 a=EUspDBNiAAAA:8 a=P0Bfr-jsjiM-HyT3fQwA:9 a=CjuIK1q_8ugA:10 a=bBxd6f-gb0O0v-kibOvt:22 a=a-qgeE7W1pNrGK8U0ZQC:22 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1176,Hydra:6.1.138,FMLib:17.12.100.49 definitions=2026-11-10_07,2026-11-06_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 malwarescore=0 suspectscore=0 phishscore=0 clxscore=1015 adultscore=0 lowpriorityscore=0 impostorscore=0 bulkscore=0 spamscore=0 priorityscore=1501 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2611040001 definitions=main-2611100091 On Mon, 9 Nov 2026 09:12:13 +0000 Cristian Marussi wrote: > When multiple SCMI instances are configured, the SCMI stack probes and > it is initialized multiple times: one core stack for each defined instance. > > Each istance is simply identified internally with a number and such number > is already exposed to the user to name the root of the per-instance debugfs > subtree, if enabled. > > Expose such unique identifier to the SCMI drivers so that they can use > that same identifier when in need to name their per-instance resources. > > Signed-off-by: Cristian Marussi Reviewed-by: Jonathan Cameron