Re: FW: [PATCH] platform/x86/siemens: simatic-ipc: fix nonsensical condition

["Arnd Bergmann" <arnd@arndb.de>]

On Mon, Aug 14, 2023, at 05:40, xingtong.wu wrote:
>>From: Arnd Bergmann <arnd@arndb.de> 
>
>>Sent: Friday, August 11, 2023 11:02 PM
>>
>>Ok, I see. I missed those as there is hasn't been a new linux-next in a few days.
>>
>>I suppose this one is also fixed then?
>>
>>WARNING: unmet direct dependencies detected for P2SB
>>  Depends on [n]: PCI [=n] && X86 [=y]
>>  Selected by [m]:
>>  - SIEMENS_SIMATIC_IPC_WDT [=m] && WATCHDOG [=y] && SIEMENS_SIMATIC_IPC [=y]
>>drivers/platform/x86/p2sb.c:68:9: error: call to undeclared function 'pci_scan_single_device'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
>
> I’m pretty sure your .config file is error to compile the kernel,
> you must have changed the .config file manually, and there will be no
> possibility that option SIEMENS_SIMATIC_IPC is [y] while PCI is [n].
> reason:
> https://elixir.bootlin.com/linux/v6.5-rc6/source/drivers/platform/x86/Kconfig#L1079
>
> if the PCI option is [n], the "p2sb.c" should never compile pass.
>
> I suggest you make menuconfig to build kernel and check your .config
> carefully.

It was broken in linux-next by commit b72da71ce24b0 ("platform/x86:
simatic-ipc: drop PCI runtime depends and header"), I sent a fix now.

    Arnd