linux-kernel - Re: [PATCH 4.17 2/2] ssb: make SSB_PCICORE

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Date:   Thu, 10 May 2018 11:07:09 -0500
From:   Larry Finger <Larry.Finger@...inger.net>
To:     Rafał Miłecki <zajec5@...il.com>,
        Kalle Valo <kvalo@...eaurora.org>,
        Michael Büsch <m@...s.ch>,
        Matt Redfearn <matt.redfearn@...s.com>
Cc:     linux-wireless@...r.kernel.org, Hauke Mehrtens <hauke@...ke-m.de>,
        LKML <linux-kernel@...r.kernel.org>,
        Rafał Miłecki <rafal@...ecki.pl>
Subject: Re: [PATCH 4.17 2/2] ssb: make SSB_PCICORE_HOSTMODE depend on SSB = y

On 05/10/2018 06:14 AM, Rafał Miłecki wrote:
> From: Rafał Miłecki <rafal@...ecki.pl>
> 
> SSB_PCICORE_HOSTMODE protects MIPS specific code that calls not exported
> symbols pcibios_enable_device and register_pci_controller. This code is
> supposed to be compiled only with ssb builtin.
> 
> This fixes:
> ERROR: "pcibios_enable_device" [drivers/ssb/ssb.ko] undefined!
> ERROR: "register_pci_controller" [drivers/ssb/ssb.ko] undefined!
> make[1]: *** [scripts/Makefile.modpost:92: __modpost] Error 1
> 
> Signed-off-by: Rafał Miłecki <rafal@...ecki.pl>

This patch needs a "Reported-by: Matt Redfearn <matt.redfearn@...s.com>".

Applying both patches leads to a correct configuration for PCI. I cannot test on 
my present hardware, but the patches seem to be correct.

Reviewed-by: Larry Finger <Larry.Finger@...inger.net>

@Kalle: Please drop my patch from yesterday. This solution is much better.

Larry

> ---
>   drivers/ssb/Kconfig | 2 +-
>   1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/ssb/Kconfig b/drivers/ssb/Kconfig
> index b3f5cae98ea6..c574dd210500 100644
> --- a/drivers/ssb/Kconfig
> +++ b/drivers/ssb/Kconfig
> @@ -131,7 +131,7 @@ config SSB_DRIVER_PCICORE
>   
>   config SSB_PCICORE_HOSTMODE
>   	bool "Hostmode support for SSB PCI core"
> -	depends on SSB_DRIVER_PCICORE && SSB_DRIVER_MIPS
> +	depends on SSB_DRIVER_PCICORE && SSB_DRIVER_MIPS && SSB = y
>   	help
>   	  PCIcore hostmode operation (external PCI bus).
>   
>