linux-kernel - Re: [PATCH v3 1/2] irqchip: Kconfig: module build support for the TI interrupt router driver

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Message-ID: <95b85e47-8554-430b-b878-e6045d8f6871@ti.com>
Date: Wed, 16 Oct 2024 08:37:29 -0500
From: Andrew Davis <afd@...com>
To: Guillaume La Roque <glaroque@...libre.com>,
        Catalin Marinas
	<catalin.marinas@....com>,
        Will Deacon <will@...nel.org>, Thomas Gleixner
	<tglx@...utronix.de>,
        Nishanth Menon <nm@...com>, Tero Kristo
	<kristo@...nel.org>,
        Santosh Shilimkar <ssantosh@...nel.org>
CC: <linux-arm-kernel@...ts.infradead.org>, <linux-kernel@...r.kernel.org>,
        <vishalm@...com>, Mattijs Korpershoek <mkorpershoek@...libre.com>,
        Kevin
 Hilman <khilman@...libre.com>,
        Nicolas Frayer <nfrayer@...libre.com>
Subject: Re: [PATCH v3 1/2] irqchip: Kconfig: module build support for the TI
 interrupt router driver

On 10/16/24 4:41 AM, Guillaume La Roque wrote:
> From: Nicolas Frayer <nfrayer@...libre.com>
> 
> Added module build support in Kconfig for the TI SCI interrupt router
> driver
> 
> Signed-off-by: Nicolas Frayer <nfrayer@...libre.com>
> Signed-off-by: Guillaume La Roque <glaroque@...libre.com>
> ---
>   arch/arm64/Kconfig.platforms      | 1 -
>   drivers/irqchip/Kconfig           | 3 ++-
>   drivers/irqchip/irq-ti-sci-intr.c | 1 +
>   3 files changed, 3 insertions(+), 2 deletions(-)
> 
> diff --git a/arch/arm64/Kconfig.platforms b/arch/arm64/Kconfig.platforms
> index 6c6d11536b42..393845a3ae5c 100644
> --- a/arch/arm64/Kconfig.platforms
> +++ b/arch/arm64/Kconfig.platforms
> @@ -135,7 +135,6 @@ config ARCH_K3
>   	select SOC_TI
>   	select TI_MESSAGE_MANAGER
>   	select TI_SCI_PROTOCOL
> -	select TI_SCI_INTR_IRQCHIP
>   	select TI_SCI_INTA_IRQCHIP
>   	select TI_K3_SOCINFO
>   	help
> diff --git a/drivers/irqchip/Kconfig b/drivers/irqchip/Kconfig
> index 341cd9ca5a05..a958731404e9 100644
> --- a/drivers/irqchip/Kconfig
> +++ b/drivers/irqchip/Kconfig
> @@ -533,9 +533,10 @@ config LS1X_IRQ
>   	  Support for the Loongson-1 platform Interrupt Controller.
>   
>   config TI_SCI_INTR_IRQCHIP
> -	bool
> +	tristate "TI SCI INTR Interrupt Controller"

Although not needed, might be good to gate this on ARCH_K3
as it only makes sense to add when K3 is an enabled platform.
Then add on compile test support:

depends on ARCH_K3 || COMPILE_TEST

Andrew

>   	depends on TI_SCI_PROTOCOL
>   	select IRQ_DOMAIN_HIERARCHY
> +	default ARCH_K3
>   	help
>   	  This enables the irqchip driver support for K3 Interrupt router
>   	  over TI System Control Interface available on some new TI's SoCs.
> diff --git a/drivers/irqchip/irq-ti-sci-intr.c b/drivers/irqchip/irq-ti-sci-intr.c
> index c027cd9e4a69..b49a73106c69 100644
> --- a/drivers/irqchip/irq-ti-sci-intr.c
> +++ b/drivers/irqchip/irq-ti-sci-intr.c
> @@ -303,3 +303,4 @@ module_platform_driver(ti_sci_intr_irq_domain_driver);
>   
>   MODULE_AUTHOR("Lokesh Vutla <lokeshvutla@...om>");
>   MODULE_DESCRIPTION("K3 Interrupt Router driver over TI SCI protocol");
> +MODULE_LICENSE("GPL");
>