linux-kernel - Re: [PATCH -next] irq/qcom-mpm: Fix build error without MAILBOX

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Date:   Thu, 17 Mar 2022 21:59:17 +0800
From:   Shawn Guo <shawn.guo@...aro.org>
To:     YueHaibing <yuehaibing@...wei.com>
Cc:     tglx@...utronix.de, maz@...nel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH -next] irq/qcom-mpm: Fix build error without MAILBOX

On Thu, Mar 17, 2022 at 09:19:56PM +0800, YueHaibing wrote:
> If MAILBOX is n, building fails:
> 
> drivers/irqchip/irq-qcom-mpm.o: In function `mpm_pd_power_off':
> irq-qcom-mpm.c:(.text+0x174): undefined reference to `mbox_send_message'
> irq-qcom-mpm.c:(.text+0x174): relocation truncated to fit: R_AARCH64_CALL26 against undefined symbol `mbox_send_message'
> 
> Make QCOM_MPM depends on MAILBOX to fix this.
> 
> Fixes: a6199bb514d8 ("irqchip: Add Qualcomm MPM controller driver")
> Signed-off-by: YueHaibing <yuehaibing@...wei.com>

Acked-by: Shawn Guo <shawn.guo@...aro.org>

> ---
>  drivers/irqchip/Kconfig | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/drivers/irqchip/Kconfig b/drivers/irqchip/Kconfig
> index 680d2fcf2686..15edb9a6fcae 100644
> --- a/drivers/irqchip/Kconfig
> +++ b/drivers/irqchip/Kconfig
> @@ -433,6 +433,7 @@ config QCOM_PDC
>  config QCOM_MPM
>  	tristate "QCOM MPM"
>  	depends on ARCH_QCOM
> +	depends on MAILBOX
>  	select IRQ_DOMAIN_HIERARCHY
>  	help
>  	  MSM Power Manager driver to manage and configure wakeup
> -- 
> 2.17.1
>