linux-kernel - Re: [PATCH v3 02/38] ata: add HAS

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Message-ID: <7453aba3-9f2a-4723-3039-a85652883b48@opensource.wdc.com>
Date:   Wed, 15 Mar 2023 10:23:38 +0900
From:   Damien Le Moal <damien.lemoal@...nsource.wdc.com>
To:     Niklas Schnelle <schnelle@...ux.ibm.com>,
        Arnd Bergmann <arnd@...db.de>
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Bjorn Helgaas <bhelgaas@...gle.com>,
        Uwe Kleine-König <u.kleine-koenig@...gutronix.de>,
        Mauro Carvalho Chehab <mchehab@...nel.org>,
        Alan Stern <stern@...land.harvard.edu>,
        "Rafael J. Wysocki" <rafael@...nel.org>,
        Geert Uytterhoeven <geert@...ux-m68k.org>,
        Paul Walmsley <paul.walmsley@...ive.com>,
        Palmer Dabbelt <palmer@...belt.com>,
        Albert Ou <aou@...s.berkeley.edu>,
        linux-kernel@...r.kernel.org, linux-arch@...r.kernel.org,
        linux-pci@...r.kernel.org, Arnd Bergmann <arnd@...nel.org>,
        linux-ide@...r.kernel.org
Subject: Re: [PATCH v3 02/38] ata: add HAS_IOPORT dependencies

On 3/14/23 21:11, Niklas Schnelle wrote:
> In a future patch HAS_IOPORT=n will result in inb()/outb() and friends
> not being declared. We thus need to add HAS_IOPORT as dependency for
> those drivers using them.

I do not see HAS_IOPORT=y defined anywhere in 6.3-rc. Is that in linux-next ?
There is a HAS_IOPORT_MAP, but I guess it is different.

> 
> Co-developed-by: Arnd Bergmann <arnd@...nel.org>
> Signed-off-by: Niklas Schnelle <schnelle@...ux.ibm.com>
> ---
>  drivers/ata/Kconfig | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/drivers/ata/Kconfig b/drivers/ata/Kconfig
> index b56fba76b43f..e5e67bdc2dff 100644
> --- a/drivers/ata/Kconfig
> +++ b/drivers/ata/Kconfig
> @@ -342,6 +342,7 @@ endif # HAS_DMA
>  
>  config ATA_SFF
>  	bool "ATA SFF support (for legacy IDE and PATA)"
> +	depends on HAS_IOPORT
>  	default y
>  	help
>  	  This option adds support for ATA controllers with SFF

-- 
Damien Le Moal
Western Digital Research