linux-kernel - Re: [PATCH v7 3/6] irqchip: RISC-V per-HART local interrupt controller driver

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Message-ID: <43c4770a9c8a2e03242a5176037f823c@kernel.org>
Date:   Mon, 01 Jun 2020 10:45:05 +0100
From:   Marc Zyngier <maz@...nel.org>
To:     Anup Patel <anup.patel@....com>
Cc:     Palmer Dabbelt <palmer@...belt.com>,
        Paul Walmsley <paul.walmsley@...ive.com>,
        Albert Ou <aou@...s.berkeley.edu>,
        Daniel Lezcano <daniel.lezcano@...aro.org>,
        Thomas Gleixner <tglx@...utronix.de>,
        Jason Cooper <jason@...edaemon.net>,
        Atish Patra <atish.patra@....com>,
        Alistair Francis <Alistair.Francis@....com>,
        Anup Patel <anup@...infault.org>,
        linux-riscv@...ts.infradead.org, linux-kernel@...r.kernel.org,
        Palmer Dabbelt <palmerdabbelt@...gle.com>
Subject: Re: [PATCH v7 3/6] irqchip: RISC-V per-HART local interrupt
 controller driver

On 2020-06-01 10:15, Anup Patel wrote:
> The RISC-V per-HART local interrupt controller manages software
> interrupts, timer interrupts, external interrupts (which are routed
> via the platform level interrupt controller) and other per-HART
> local interrupts.
> 
> We add a driver for the RISC-V local interrupt controller, which
> eventually replaces the RISC-V architecture code, allowing for a
> better split between arch code and drivers.
> 
> The driver is compliant with RISC-V Hart-Level Interrupt Controller
> DT bindings located at:
> Documentation/devicetree/bindings/interrupt-controller/riscv,cpu-intc.txt
> 
> Co-developed-by: Palmer Dabbelt <palmer@...belt.com>
> Signed-off-by: Palmer Dabbelt <palmer@...belt.com>
> Signed-off-by: Anup Patel <anup.patel@....com>
> Acked-by: Palmer Dabbelt <palmerdabbelt@...gle.com>
> ---
>  arch/riscv/Kconfig                |   1 +
>  arch/riscv/include/asm/irq.h      |   2 -
>  arch/riscv/kernel/irq.c           |  33 +------
>  arch/riscv/kernel/traps.c         |   2 -
>  drivers/irqchip/Kconfig           |  13 +++
>  drivers/irqchip/Makefile          |   1 +
>  drivers/irqchip/irq-riscv-intc.c  | 146 ++++++++++++++++++++++++++++++
>  drivers/irqchip/irq-sifive-plic.c |  30 ++++--
>  include/linux/cpuhotplug.h        |   1 +
>  9 files changed, 188 insertions(+), 41 deletions(-)
>  create mode 100644 drivers/irqchip/irq-riscv-intc.c

Reviewed-by: Marc Zyngier <maz@...nel.org>

         M.
-- 
Jazz is not dead. It just smells funny...