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Date: Fri, 23 Feb 2024 20:39:03 +0100
From: Sam Ravnborg <sam@ravnborg.org>
To: Randy Dunlap <rdunlap@infradead.org>
Cc: sparclinux <sparclinux@vger.kernel.org>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	Andreas Larsson <andreas@gaisler.com>,
	"Maciej W. Rozycki" <macro@orcam.me.uk>
Subject: Re: sparc: patch to fix parport_pc build on 32-bit
Message-ID: <20240223193903.GA2938185@ravnborg.org>
References: <4c4e2845-c7a8-4d0b-aa4a-7c5e3399b3dc@infradead.org>
 <20240223093416.GA2800152@ravnborg.org>
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In-Reply-To: <20240223093416.GA2800152@ravnborg.org>

Hi Randy,

On Fri, Feb 23, 2024 at 10:34:16AM +0100, Sam Ravnborg wrote:
> Hi Randy/Andreas.
> 
> On Thu, Feb 22, 2024 at 09:15:28PM -0800, Randy Dunlap wrote:
> > Hi Andreas,
> > 
> > Please pick up this patch from June/2023. I have already replied to
> > the patch with:
> > 
> > Acked-by: Randy Dunlap <rdunlap@infradead.org>
> > Tested-by: Randy Dunlap <rdunlap@infradead.org> # build-tested
> > 
> > and I just rechecked it on linux-next-20240223 to make sure that it
> > builds cleanly. It does; however, there is one trivial merge warning:
> > 
> > patching file arch/sparc/include/asm/parport.h
> > Hunk #1 succeeded at 20 (offset 1 line).
> > Hunk #2 succeeded at 252 (offset 1 line).
> > 
> > The patch:
> > https://lore.kernel.org/lkml/alpine.DEB.2.21.2306190121540.14084@angie.orcam.me.uk/
> 
> I took a quick look at the patch. It does the minimal to fix the build
> but the ebus_dma thing is only used by sparc64 an should not be visible
> at all for sparc32.
> 
> I think the right fix is to make the current
> arch/sparc/include/asm/parport.h sparc64 specific and use
> asm-generic/parport.h for sparc32.

I posted a set of fixes here, including an updated parport fix.
https://lore.kernel.org/sparclinux/20240223-sam-fix-sparc32-all-builds-v1-0-5c60fd5c9250@ravnborg.org/T/#t

	Sam