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Wysocki" , Daniel Lezcano , linux-pm@vger.kernel.org Cc: Abel Vesa , Lorenzo Pieralisi , Christian Loehle , Maulik Shah , Yuanfang Zhang , Sneh Mankad , Suzuki K Poulose , Ulf Hansson , linux-arm-kernel@lists.infradead.org, linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v2 5/5] cpuidle: psci: Move initialization a bit earlier in the boot sequence Date: Tue, 1 Sep 2026 13:14:08 +0200 Message-ID: <20260901111441.122436-6-ulf.hansson@oss.qualcomm.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20260901111441.122436-1-ulf.hansson@oss.qualcomm.com> References: <20260901111441.122436-1-ulf.hansson@oss.qualcomm.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Proofpoint-ORIG-GUID: nIO0t7h_NkXesI52EpU-FWkKPKJdhSfQ X-Proofpoint-Spam-Info: AW1haW4tMjYwOTAxMDA5OSBTYWx0ZWRfXxarhlJDHyjiB WA/VDTBxJsJVhHKH9wxCXScHUitB0E+yHnPjLty2mqra0Du4djZJ/CxWSaj/BDwNGTMptKyu+vH 7/2V9kNWSg/nH3i+GNeTtLzSx31KUD8= X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwOTAxMDA5OSBTYWx0ZWRfX/A7WnVyON+62 8o1NzbmGV4avIEjXZGdZHLFG+yomT+EXbrAz8cJcBU2pPJWR0XwbRrV2ALVAH+wjbnKRHw38OxG 87FW1m8C/GbJtRhUib1NP7YhskexCuRrG1ExMc+D7TTmiY6v0FI3qTwjqG6fmbC7Y6VM7HS01+S VUiR+dn/HGkEDOWXHRMHNgjZexp6kck5LIEJJ2RnPvw3RjzkhxLDUXOFtyH0n2h1ixa8ZyKjonC BB3hJErE17zsHMZg2WIglbf2lnmzy8dCrUZcHkHHAX/H+9D9IF451sCFoyUp70+ayewbeFdfyeF Xmy8KNpTzE5bANAqNScN3WKY0EyEj4bv+rZF2sAPYRJ8ZdHo10q/4KLhI7VHl8N+QJ5vwQzrvX0 1cI1yccS/il7j1C4/QyCqrKMu5dpqvA1JKw5AmmhFkqZP1Ry6THwNQVZeVqCjH2Y4C5hhtc/Wo7 lZcfFS7HTrkYn07yjPw== X-Proofpoint-GUID: nIO0t7h_NkXesI52EpU-FWkKPKJdhSfQ X-Authority-Analysis: v=2.4 cv=GfwnWwXL c=1 sm=1 tr=0 ts=6a96b3b5 cx=c_pps a=qKBjSQ1v91RyAK45QCPf5w==:117 a=h7aNHqOhPKB91FvYUefsSA==:17 a=VdqzKS8jKosA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=rJkE3RaqiGZ5pbrm-msn:22 a=EUspDBNiAAAA:8 a=mXaVKpwKMN2Bo3EP8aQA:9 a=NFOGd7dJGGMPyQGDc5-O:22 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=2026-09-01_03,2026-08-31_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 clxscore=1015 spamscore=0 malwarescore=0 lowpriorityscore=0 adultscore=0 phishscore=0 suspectscore=0 bulkscore=0 priorityscore=1501 impostorscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2606150000 definitions=main-2609010099 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260901_041502_910532_218B774C X-CRM114-Status: GOOD ( 17.73 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org When using PSCI OS-initiated mode along with the cpuidle-psci-domain driver it's of great benefit to attach the CPU devices to their CPU PM domains as soon as possible, as other non-CPU devices sharing the same PM domains depends on it to allow their devices to be probed. Let's therefore move to a subsys_initcall, which should be soon enough after the cpuidle-psci-domain have initialized the PM domain topology. Signed-off-by: Ulf Hansson --- Changes in v2: - New patch. --- drivers/cpuidle/cpuidle-psci.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/cpuidle/cpuidle-psci.c b/drivers/cpuidle/cpuidle-psci.c index b250d0dde760..0187d6a9096a 100644 --- a/drivers/cpuidle/cpuidle-psci.c +++ b/drivers/cpuidle/cpuidle-psci.c @@ -479,4 +479,4 @@ static int __init psci_idle_init(void) return 0; } -device_initcall(psci_idle_init); +subsys_initcall(psci_idle_init); -- 2.43.0