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MIPS: Select CONFIG_GENERIC_IDLE_POLL_SETUP

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hlt,nohlt paramaters are useful when debugging cpuidle
related issues.

Signed-off-by: Jiaxun Yang <jiaxun.yang@flygoat.com>
Signed-off-by: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
This commit is contained in:
Jiaxun Yang 2023-05-21 23:31:23 +01:00 committed by Thomas Bogendoerfer
parent 96cb8ae28c
commit 975fd3c26f
2 changed files with 3 additions and 2 deletions
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4
Documentation/admin-guide/kernel-parameters.txt
View file

@ -3702,8 +3702,8 @@
nohibernate [HIBERNATION] Disable hibernation and resume. nohibernate [HIBERNATION] Disable hibernation and resume.
nohlt [ARM,ARM64,MICROBLAZE,SH] Forces the kernel to busy wait nohlt [ARM,ARM64,MICROBLAZE,MIPS,SH] Forces the kernel to
in do_idle() and not use the arch_cpu_idle() busy wait in do_idle() and not use the arch_cpu_idle()
implementation; requires CONFIG_GENERIC_IDLE_POLL_SETUP implementation; requires CONFIG_GENERIC_IDLE_POLL_SETUP
to be effective. This is useful on platforms where the to be effective. This is useful on platforms where the
sleep(SH) or wfi(ARM,ARM64) instructions do not work sleep(SH) or wfi(ARM,ARM64) instructions do not work

1
arch/mips/Kconfig
View file

@ -44,6 +44,7 @@ config MIPS
select GENERIC_LIB_UCMPDI2 select GENERIC_LIB_UCMPDI2
select GENERIC_SCHED_CLOCK if !CAVIUM_OCTEON_SOC select GENERIC_SCHED_CLOCK if !CAVIUM_OCTEON_SOC
select GENERIC_SMP_IDLE_THREAD select GENERIC_SMP_IDLE_THREAD
select GENERIC_IDLE_POLL_SETUP
select GENERIC_TIME_VSYSCALL select GENERIC_TIME_VSYSCALL
select GUP_GET_PXX_LOW_HIGH if CPU_MIPS32 && PHYS_ADDR_T_64BIT select GUP_GET_PXX_LOW_HIGH if CPU_MIPS32 && PHYS_ADDR_T_64BIT
select HAS_IOPORT if !NO_IOPORT_MAP || ISA select HAS_IOPORT if !NO_IOPORT_MAP || ISA