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Subject: Re: [Emu10k1-devel] Re: Emu10k1 SPDIF passthru doesn't work if
To: rui.p.m.sousa@clix.pt (Rui Sousa)
Date: Fri, 1 Mar 2002 01:07:27 +0000 (GMT)
Cc: alan@lxorguk.ukuu.org.uk (Alan Cox),
        german@piraos.com (German Gomez Garcia),
        jcm@netcabo.pt (=?ISO-8859-1?Q?Jos=E9?= Carlos Monteiro),
        linux-kernel@vger.kernel.org,
        emu10k1-devel@lists.sourceforge.net (emu10k1-devel),
        steve@math.upatras.gr (Steve Stavropoulos),
        d.bertrand@ieee.org (Daniel Bertrand), dledford@redhat.com
In-Reply-To: <Pine.LNX.4.44.0202282042150.1215-100000@sophia-sousar2.nice.mindspeed.com> from "Rui Sousa" at Feb 28, 2002 08:50:20 PM
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From: Alan Cox <alan@lxorguk.ukuu.org.uk>
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> It's true dma_addr_t does change from u32 to u64 and we do thinks like:
> (32 bit pci register) = cpu_to_le32(dma_handle)
> 
> What is the correct way of doing this?
> (32 bit pci register) = cpu_to_le32((u32)dma_handle)

The cast befor ethe cpu_to_ is safe if its 32bit I/O only. Maybe we should
have cpu_to_le_dma_addr_t 8)
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