linux-kernel - Re: [PATCH] arm: Enlarge IO_SPACE

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Message-ID: <20210511145529.GN1336@shell.armlinux.org.uk>
Date:   Tue, 11 May 2021 15:55:29 +0100
From:   Russell King - ARM Linux admin <linux@...linux.org.uk>
To:     Ansuel Smith <ansuelsmth@...il.com>
Cc:     Ard Biesheuvel <ardb@...nel.org>,
        Matthew Wilcox <willy@...radead.org>,
        Jonathan Corbet <corbet@....net>,
        Linus Walleij <linus.walleij@...aro.org>,
        Florian Fainelli <f.fainelli@...il.com>,
        Abbott Liu <liuwenliang@...wei.com>,
        Luis Chamberlain <mcgrof@...nel.org>,
        Palmer Dabbelt <palmerdabbelt@...gle.com>,
        Linux Doc Mailing List <linux-doc@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Linux ARM <linux-arm-kernel@...ts.infradead.org>
Subject: Re: [PATCH] arm: Enlarge IO_SPACE_LIMIT needed for some SoC

On Tue, May 11, 2021 at 02:51:15PM +0200, Ansuel Smith wrote:
> On Tue, May 11, 2021 at 02:46:49PM +0200, Ard Biesheuvel wrote:
> > OK, so the entire second host bridge fails to probe, because there is
> > no virtual address space left for the I/O window.
> > 
> > Just change the 'downstream I/O' window size in the DT to 64k
> > (0x10000) - I assume the current size (0x100000) is a typo anyway.
> 
> Ok, so my fear were right... someone just typo the IO when the dtsi was
> pushed and was wrong from all that times. Much easier and cleaner
> solution. 

Great news.

-- 
RMK's Patch system: https://www.armlinux.org.uk/developer/patches/
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