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cpuidle: psci: Split into two separate build objects 

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 <ilina@codeaurora.org>
Reviewed-by: Sudeep Holla <sudeep.holla@arm.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
This commit is contained in:
Ulf Hansson 2020-07-07 14:58:00 +02:00 committed by Rafael J. Wysocki
parent dab20177b6
commit 0317561912
3 changed files with 13 additions and 4 deletions
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10
drivers/cpuidle/Kconfig.arm
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@ -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

5
drivers/cpuidle/Makefile
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@ -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

2
drivers/cpuidle/cpuidle-psci.h
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@ -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; }