[PATCH v2 1/5] cpuidle: psci: Split into two separate build objects
From: Ulf Hansson <hidden>
Date: 2020-07-07 12:59:49
Also in:
linux-pm
Subsystem:
cpu idle time management framework, cpuidle driver - arm psci pm domain, the rest · Maintainers:
"Rafael J. Wysocki", Daniel Lezcano, Ulf Hansson, Linus Torvalds
The combined build object for the PSCI cpuidle driver and the PSCI PM domain, is a bit messy. Therefore let's split it up by adding a new Kconfig ARM_PSCI_CPUIDLE_DOMAIN and convert into two separate objects. Reviewed-by: Lina Iyer <redacted> Reviewed-by: Sudeep Holla <redacted> Signed-off-by: Ulf Hansson <redacted> --- drivers/cpuidle/Kconfig.arm | 10 ++++++++++ drivers/cpuidle/Makefile | 5 ++--- drivers/cpuidle/cpuidle-psci.h | 2 +- 3 files changed, 13 insertions(+), 4 deletions(-)
diff --git a/drivers/cpuidle/Kconfig.arm b/drivers/cpuidle/Kconfig.arm
index 51a7e89085c0..0844fadc4be8 100644
--- a/drivers/cpuidle/Kconfig.arm
+++ b/drivers/cpuidle/Kconfig.arm@@ -23,6 +23,16 @@ config ARM_PSCI_CPUIDLE It provides an idle driver that is capable of detecting and managing idle states through the PSCI firmware interface. +config ARM_PSCI_CPUIDLE_DOMAIN + bool "PSCI CPU idle Domain" + depends on ARM_PSCI_CPUIDLE + depends on PM_GENERIC_DOMAINS_OF + default y + help + Select this to enable the PSCI based CPUidle driver to use PM domains, + which is needed to support the hierarchical DT based layout of the + idle states. + config ARM_BIG_LITTLE_CPUIDLE bool "Support for ARM big.LITTLE processors" depends on ARCH_VEXPRESS_TC2_PM || ARCH_EXYNOS || COMPILE_TEST
diff --git a/drivers/cpuidle/Makefile b/drivers/cpuidle/Makefile
index f07800cbb43f..26bbc5e74123 100644
--- a/drivers/cpuidle/Makefile
+++ b/drivers/cpuidle/Makefile@@ -21,9 +21,8 @@ obj-$(CONFIG_ARM_U8500_CPUIDLE) += cpuidle-ux500.o obj-$(CONFIG_ARM_AT91_CPUIDLE) += cpuidle-at91.o obj-$(CONFIG_ARM_EXYNOS_CPUIDLE) += cpuidle-exynos.o obj-$(CONFIG_ARM_CPUIDLE) += cpuidle-arm.o -obj-$(CONFIG_ARM_PSCI_CPUIDLE) += cpuidle_psci.o -cpuidle_psci-y := cpuidle-psci.o -cpuidle_psci-$(CONFIG_PM_GENERIC_DOMAINS_OF) += cpuidle-psci-domain.o +obj-$(CONFIG_ARM_PSCI_CPUIDLE) += cpuidle-psci.o +obj-$(CONFIG_ARM_PSCI_CPUIDLE_DOMAIN) += cpuidle-psci-domain.o obj-$(CONFIG_ARM_TEGRA_CPUIDLE) += cpuidle-tegra.o obj-$(CONFIG_ARM_QCOM_SPM_CPUIDLE) += cpuidle-qcom-spm.o
diff --git a/drivers/cpuidle/cpuidle-psci.h b/drivers/cpuidle/cpuidle-psci.h
index 7299a04dd467..ac8170684d4f 100644
--- a/drivers/cpuidle/cpuidle-psci.h
+++ b/drivers/cpuidle/cpuidle-psci.h@@ -8,7 +8,7 @@ struct device_node; void psci_set_domain_state(u32 state); int __init psci_dt_parse_state_node(struct device_node *np, u32 *state); -#ifdef CONFIG_PM_GENERIC_DOMAINS_OF +#ifdef CONFIG_ARM_PSCI_CPUIDLE_DOMAIN struct device __init *psci_dt_attach_cpu(int cpu); #else static inline struct device __init *psci_dt_attach_cpu(int cpu) { return NULL; }
--
2.20.1
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