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Date:   Fri, 20 Nov 2020 16:01:41 +0300
From:   Serge Semin <Sergey.Semin@baikalelectronics.ru>
To:     Boris Brezillon <boris.brezillon@collabora.com>
CC:     Serge Semin <fancer.lancer@gmail.com>,
        Miquel Raynal <miquel.raynal@bootlin.com>,
        Stephen Rothwell <sfr@canb.auug.org.au>,
        Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
        Linux Next Mailing List <linux-next@vger.kernel.org>
Subject: Re: linux-next: build warning after merge of the nand tree
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On Fri, Nov 20, 2020 at 01:01:23PM +0100, Boris Brezillon wrote:
> On Fri, 20 Nov 2020 12:23:59 +0100
> Miquel Raynal <miquel.raynal@bootlin.com> wrote:
> 
> > Hi Serge,
> > 
> > Stephen Rothwell <sfr@canb.auug.org.au> wrote on Fri, 20 Nov 2020
> > 11:39:29 +1100:
> > 
> > > Hi all,
> > > 
> > > After merging the nand tree, today's linux-next build (x86_64
> > > allmodconfig) produced this warning:
> > > 
> > > drivers/mtd/maps/physmap-bt1-rom.c: In function 'bt1_rom_map_read':
> > > drivers/mtd/maps/physmap-bt1-rom.c:39:10: warning: cast from pointer to integer of different size [-Wpointer-to-int-cast]
> > >    39 |  shift = (unsigned int)src & 0x3;
> > >       |          ^
> > > drivers/mtd/maps/physmap-bt1-rom.c: In function 'bt1_rom_map_copy_from':
> > > drivers/mtd/maps/physmap-bt1-rom.c:78:10: warning: cast from pointer to integer of different size [-Wpointer-to-int-cast]
> > >    78 |  shift = (unsigned int)src & 0x3;
> > >       |          ^
> > > 
> > > Introduced by commit
> > > 
> > >   69a75a1a47d8 ("mtd: physmap: physmap-bt1-rom: Fix __iomem addrspace removal warning")
> > >   
> > 
> > Too bad :/ I'll drop this patch for now, let's look for another
> > solution...
> 
> uintptr_t cast?

unsigned long shall also work here...

-Sergey