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[16/18] arm64: kernel: Respect the hierarchical CPU topology in DT for PSCI

Message ID 20190513192300.653-17-ulf.hansson@linaro.org
State New
Headers show
Series ARM/ARM64: Support hierarchical CPU arrangement for PSCI | expand

Commit Message

Ulf Hansson May 13, 2019, 7:22 p.m. UTC 
To let the PSCI driver parse for the hierarchical CPU topology in DT and
thus potentially initiate the corresponding PM domain data structures,
let's call psci_dt_topology_init() from the existing topology_init()
subsys_initcall.

Cc: Catalin Marinas <catalin.marinas@arm.com>
Cc: Will Deacon <will.deacon@arm.com>
Co-developed-by: Lina Iyer <lina.iyer@linaro.org>
Signed-off-by: Lina Iyer <lina.iyer@linaro.org>

Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>

---

Changes:
	- None.

---
 arch/arm64/kernel/setup.c | 3 +++
 1 file changed, 3 insertions(+)

-- 
2.17.1
diff mbox series

Patch

diff --git a/arch/arm64/kernel/setup.c b/arch/arm64/kernel/setup.c
index 413d566405d1..f1559223c55b 100644
--- a/arch/arm64/kernel/setup.c
+++ b/arch/arm64/kernel/setup.c
@@ -367,6 +367,9 @@  static int __init topology_init(void)
 {
 	int i;
 
+	if (acpi_disabled)
+		psci_dt_topology_init();
+
 	for_each_online_node(i)
 		register_one_node(i);