linux-kernel - Re: [RESEND PATCH 6/6] arm64: enable RapidIO menu in Kconfig

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Message-ID: <20180801095404.GA17585@infradead.org>
Date:   Wed, 1 Aug 2018 02:54:04 -0700
From:   Christoph Hellwig <hch@...radead.org>
To:     Alexei Colin <acolin@....edu>
Cc:     Alexandre Bounine <alex.bou9@...il.com>,
        Catalin Marinas <catalin.marinas@....com>,
        Will Deacon <will.deacon@....com>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Russell King <linux@...linux.org.uk>,
        John Paul Walters <jwalters@....edu>, x86@...nel.org,
        linuxppc-dev@...ts.ozlabs.org, linux-mips@...ux-mips.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [RESEND PATCH 6/6] arm64: enable RapidIO menu in Kconfig

On Tue, Jul 31, 2018 at 10:29:54AM -0400, Alexei Colin wrote:
> Platforms with a PCI bus will be offered the RapidIO menu since they may
> be want support for a RapidIO PCI device. Platforms without a PCI bus
> that might include a RapidIO IP block will need to "select HAS_RAPIDIO"
> in the platform-/machine-specific "config ARCH_*" Kconfig entry.
> 
> Tested that kernel builds for arm64 with RapidIO subsystem and
> switch drivers enabled, also that the modules load successfully
> on a custom Aarch64 Qemu model.

As said before, please include it from drivers/Kconfig so that _all_
architectures supporting PCI (or other Rapidio attachements) get it
and not some arbitrary selection of architectures.