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Wysocki" , Daniel Lezcano , linux-pm@vger.kernel.org Cc: Dhruva Gole , 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 v4 5/5] cpuidle: psci: Move initialization a bit earlier in the boot sequence Date: Mon, 14 Sep 2026 17:01:41 +0200 Message-ID: <20260914150146.187622-6-ulf.hansson@oss.qualcomm.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20260914150146.187622-1-ulf.hansson@oss.qualcomm.com> References: <20260914150146.187622-1-ulf.hansson@oss.qualcomm.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwOTE0MDIxNSBTYWx0ZWRfX4ZXpCUESBb8K 57SSS1N/vGVWrEsB12trAHPkysC16iy23q75F3cgUtOLUToEQaFf/Up14lrD3dSQVdnB8kIHGdH ePv9WAVUo9ifZ4m5Xm3dl22Hg08rr/R2Uj62lAD2QEzICKQPL/rIV7QnN2g+lJpeY3K7nqnvNwm lswpi1TpHNUVaM3R4l3M69m+FAqnQ4OCtyfOlG1X2F2l96ZF89x/n3m+RyKJqTZuGUuOdJJGcMY clKcKGOWoPzaY7aYRimrJpviZBNMScApsI1T3FPVunn32IuEpRZ6eDP2FeLiZ7vkzqAdH88C2bo 7S6oW3Xz/H/J6ZRiFBbp0fm4rmTEHST8cCuxj/09TTFZezKvxZ6o2miZRRQsFgBQ4Yj31yE7ZZC k1EMuMFX6DAt/+sp5IKWQ9dSpcKzGZOr81R9n/e26isDuiSCsUKudfaeoafcSHjGOD8X4u46Yt6 napvMKw1MjF5Wb/32YQ== X-Authority-Analysis: v=2.4 cv=IZwSymqa c=1 sm=1 tr=0 ts=6aa80c70 cx=c_pps a=N1BjEkVkxJi3uNfLdpvX3g==:117 a=h7aNHqOhPKB91FvYUefsSA==:17 a=VdqzKS8jKosA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=gowsoOTTUOVcmtlkKump:22 a=EUspDBNiAAAA:8 a=lJEbMRRrfWY45v_ev9wA:9 a=crWF4MFLhNY0qMRaF8an:22 X-Proofpoint-GUID: VS6r2rUAEYRoxSK-S2RNPQB_PIDmjOQ6 X-Proofpoint-Spam-Info: AW1haW4tMjYwOTE0MDIxNSBTYWx0ZWRfX4bPCufSceFVm DMO9QwXF3bxuXPGqjjXtpp2FVFt0ZDHZLM91qI28mo3cTgm4yK+QQBupM1AFZ+riOlYw8VVq55m rmt3pRj649/+psr25KkT/vzas7/X3IM= X-Proofpoint-ORIG-GUID: VS6r2rUAEYRoxSK-S2RNPQB_PIDmjOQ6 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=2026-09-14_03,2026-09-14_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 suspectscore=0 adultscore=0 impostorscore=0 malwarescore=0 phishscore=0 clxscore=1015 bulkscore=0 lowpriorityscore=0 priorityscore=1501 spamscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2609040000 definitions=main-2609140215 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260914_080209_877578_2486465B X-CRM114-Status: GOOD ( 17.20 ) 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. Reviewed-by: Abel Vesa Tested-by: Yuanfang Zhang Signed-off-by: Ulf Hansson --- Changes in v4: - None. Changes in v3: - None. 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