Re: [PATCH v10 8/8] RISC-V: Enable RISC-V SBI CPU Idle driver for QEMU virt machine

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On Tue, Feb 8, 2022 at 11:56 AM Guo Ren <guoren@xxxxxxxxxx> wrote:
>
> On Wed, Jan 26, 2022 at 7:51 PM Anup Patel <apatel@xxxxxxxxxxxxxxxx> wrote:
> >
> > From: Anup Patel <anup.patel@xxxxxxx>
> >
> > We enable RISC-V SBI CPU Idle driver for QEMU virt machine to test
> > SBI HSM Supend on QEMU.
> >
> > Signed-off-by: Anup Patel <anup.patel@xxxxxxx>
> > Signed-off-by: Anup Patel <apatel@xxxxxxxxxxxxxxxx>
> > ---
> >  arch/riscv/Kconfig.socs           | 3 +++
> >  arch/riscv/configs/defconfig      | 1 +
> >  arch/riscv/configs/rv32_defconfig | 1 +
> >  3 files changed, 5 insertions(+)
> >
> > diff --git a/arch/riscv/Kconfig.socs b/arch/riscv/Kconfig.socs
> > index 6ec44a22278a..f4097a815201 100644
> > --- a/arch/riscv/Kconfig.socs
> > +++ b/arch/riscv/Kconfig.socs
> > @@ -36,6 +36,9 @@ config SOC_VIRT
> >         select GOLDFISH
> >         select RTC_DRV_GOLDFISH if RTC_CLASS
> >         select SIFIVE_PLIC
> > +       select PM_GENERIC_DOMAINS if PM
> > +       select PM_GENERIC_DOMAINS_OF if PM && OF
> > +       select RISCV_SBI_CPUIDLE if CPU_IDLE
> >         help
> >           This enables support for QEMU Virt Machine.
> >
> > diff --git a/arch/riscv/configs/defconfig b/arch/riscv/configs/defconfig
> > index a5e0482a4969..b8c882b70b02 100644
> > --- a/arch/riscv/configs/defconfig
> > +++ b/arch/riscv/configs/defconfig
> > @@ -20,6 +20,7 @@ CONFIG_SOC_SIFIVE=y
> >  CONFIG_SOC_VIRT=y
> >  CONFIG_SMP=y
> >  CONFIG_HOTPLUG_CPU=y
> > +CONFIG_PM=y
> >  CONFIG_CPU_IDLE=y
> >  CONFIG_VIRTUALIZATION=y
> >  CONFIG_KVM=m
> > diff --git a/arch/riscv/configs/rv32_defconfig b/arch/riscv/configs/rv32_defconfig
> rv32_defconfig would be removed. I think you could delete this part.
> https://lore.kernel.org/linux-riscv/20220201150545.1512822-9-guoren@xxxxxxxxxx/T/#u
>
> I would Cc you in the patch, and you could track the progress.

I am not sure in which order Palmer will merge these patches so I
will let him take care of the conflicts in rv32_defconfig.

Regards,
Anup

>
> > index d1b87db54d68..6f9a7c89bff9 100644
> > --- a/arch/riscv/configs/rv32_defconfig
> > +++ b/arch/riscv/configs/rv32_defconfig
> > @@ -20,6 +20,7 @@ CONFIG_SOC_VIRT=y
> >  CONFIG_ARCH_RV32I=y
> >  CONFIG_SMP=y
> >  CONFIG_HOTPLUG_CPU=y
> > +CONFIG_PM=y
> >  CONFIG_CPU_IDLE=y
> >  CONFIG_VIRTUALIZATION=y
> >  CONFIG_KVM=m
> > --
> > 2.25.1
> >
> >
> > --
> > kvm-riscv mailing list
> > kvm-riscv@xxxxxxxxxxxxxxxxxxx
> > http://lists.infradead.org/mailman/listinfo/kvm-riscv
>
>
>
> --
> Best Regards
>  Guo Ren
>
> ML: https://lore.kernel.org/linux-csky/



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