[PATCH v4 8/8] cpuidle: replace with HAS_CPU_RELAX with HAS_WANTS_IDLE_POLL
From: Mihai Carabas
Date: Thu Feb 15 2024 - 04:03:05 EST
Replace ARCH_HAS_CPU_RELAX with ARCH_WANTS_IDLE_POLL for clarity as it controls
the building of poll_state.
Suggested-by: Will Deacon <will@xxxxxxxxxx>
Signed-off-by: Ankur arora <ankur.a.arora@xxxxxxxxxx>
Signed-off-by: Mihai Carabas <mihai.carabas@xxxxxxxxxx>
---
arch/Kconfig | 2 +-
arch/arm64/Kconfig | 2 +-
arch/x86/Kconfig | 2 +-
drivers/acpi/processor_idle.c | 4 ++--
drivers/cpuidle/Makefile | 2 +-
include/linux/cpuidle.h | 2 +-
6 files changed, 7 insertions(+), 7 deletions(-)
diff --git a/arch/Kconfig b/arch/Kconfig
index 5b2e8a88853c..e7659a3a7d58 100644
--- a/arch/Kconfig
+++ b/arch/Kconfig
@@ -1363,7 +1363,7 @@ config RELR
config ARCH_HAS_MEM_ENCRYPT
bool
-config ARCH_HAS_CPU_RELAX
+config ARCH_WANTS_IDLE_POLL
bool
config ARCH_HAS_CC_PLATFORM
diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig
index bc628a3165eb..7c963f7c10e4 100644
--- a/arch/arm64/Kconfig
+++ b/arch/arm64/Kconfig
@@ -107,7 +107,7 @@ config ARM64
select ARCH_WANT_LD_ORPHAN_WARN
select ARCH_WANTS_NO_INSTR
select ARCH_WANTS_THP_SWAP if ARM64_4K_PAGES
- select ARCH_HAS_CPU_RELAX
+ select ARCH_WANTS_IDLE_POLL
select ARCH_HAS_UBSAN_SANITIZE_ALL
select ARM_AMBA
select ARM_ARCH_TIMER
diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index 8c4312133832..90f5d16be8c0 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -73,7 +73,7 @@ config X86
select ARCH_HAS_CPU_CACHE_INVALIDATE_MEMREGION
select ARCH_HAS_CPU_FINALIZE_INIT
select ARCH_HAS_CPU_PASID if IOMMU_SVA
- select ARCH_HAS_CPU_RELAX
+ select ARCH_WANTS_IDLE_POLL
select ARCH_HAS_CURRENT_STACK_POINTER
select ARCH_HAS_DEBUG_VIRTUAL
select ARCH_HAS_DEBUG_VM_PGTABLE if !X86_PAE
diff --git a/drivers/acpi/processor_idle.c b/drivers/acpi/processor_idle.c
index 55437f5e0c3a..6a0a1f16a5c3 100644
--- a/drivers/acpi/processor_idle.c
+++ b/drivers/acpi/processor_idle.c
@@ -36,7 +36,7 @@
#include <asm/cpu.h>
#endif
-#define ACPI_IDLE_STATE_START (IS_ENABLED(CONFIG_ARCH_HAS_CPU_RELAX) ? 1 : 0)
+#define ACPI_IDLE_STATE_START (IS_ENABLED(CONFIG_ARCH_WANTS_IDLE_POLL) ? 1 : 0)
static unsigned int max_cstate __read_mostly = ACPI_PROCESSOR_MAX_POWER;
module_param(max_cstate, uint, 0400);
@@ -787,7 +787,7 @@ static int acpi_processor_setup_cstates(struct acpi_processor *pr)
if (max_cstate == 0)
max_cstate = 1;
- if (IS_ENABLED(CONFIG_ARCH_HAS_CPU_RELAX)) {
+ if (IS_ENABLED(CONFIG_ARCH_WANTS_IDLE_POLL)) {
cpuidle_poll_state_init(drv);
count = 1;
} else {
diff --git a/drivers/cpuidle/Makefile b/drivers/cpuidle/Makefile
index d103342b7cfc..23f48d99f0f2 100644
--- a/drivers/cpuidle/Makefile
+++ b/drivers/cpuidle/Makefile
@@ -7,7 +7,7 @@ obj-y += cpuidle.o driver.o governor.o sysfs.o governors/
obj-$(CONFIG_ARCH_NEEDS_CPU_IDLE_COUPLED) += coupled.o
obj-$(CONFIG_DT_IDLE_STATES) += dt_idle_states.o
obj-$(CONFIG_DT_IDLE_GENPD) += dt_idle_genpd.o
-obj-$(CONFIG_ARCH_HAS_CPU_RELAX) += poll_state.o
+obj-$(CONFIG_ARCH_WANTS_IDLE_POLL) += poll_state.o
obj-$(CONFIG_HALTPOLL_CPUIDLE) += cpuidle-haltpoll.o
##################################################################################
diff --git a/include/linux/cpuidle.h b/include/linux/cpuidle.h
index 3183aeb7f5b4..53e55a91d55d 100644
--- a/include/linux/cpuidle.h
+++ b/include/linux/cpuidle.h
@@ -275,7 +275,7 @@ static inline void cpuidle_coupled_parallel_barrier(struct cpuidle_device *dev,
}
#endif
-#if defined(CONFIG_CPU_IDLE) && defined(CONFIG_ARCH_HAS_CPU_RELAX)
+#if defined(CONFIG_CPU_IDLE) && defined(CONFIG_ARCH_WANTS_IDLE_POLL)
void cpuidle_poll_state_init(struct cpuidle_driver *drv);
#else
static inline void cpuidle_poll_state_init(struct cpuidle_driver *drv) {}
--
1.8.3.1