From: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
To: Jeff Garzik <jeff@garzik.org>
Cc: Sergei Shtylyov <sshtylyov@ru.mvista.com>, linux-ide@vger.kernel.org
Subject: Re: [PATCH 12/15] alim15x3: ->speedproc, filter out invalid modes passed from user-space
Date: Mon, 2 Jul 2007 20:41:08 +0200 [thread overview]
Message-ID: <200707022041.08350.bzolnier@gmail.com> (raw)
In-Reply-To: <46893D42.9070603@garzik.org>
On Monday 02 July 2007, Jeff Garzik wrote:
> Bartlomiej Zolnierkiewicz wrote:
> > This would brake setups which currently work OK, i.e. BIOS set things up
> > (reminds me about cmd64x vs broken MWDMA)...
> >
> > The RightThing(tm) to do is to fix alim15x3 driver to program DMA timings
> > (especially given that pata_ali seems to already contain the needed code).
>
> I am not ready to trust that pata_ali works as well as alim15x3 in all
> cases. Someone should test e.g. Alpha AXP systems with IDE (use
> alim15x3) to make sure all is well.
Sure but there is no problem with the new code in alim15x3 being X86 until
it is verified to work with Alpha AXP machines etc...
> alim15x3 covers buggy, ugly, quirky chipsets. I consider that coverage
> in general highly fragile.
and in case of MWDMA modes also highly dependent on BIOS settings
which very likely results in broken suspend/resume...
Thanks,
Bart
next prev parent reply other threads:[~2007-07-02 18:24 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-06-30 19:10 [PATCH 12/15] alim15x3: ->speedproc, filter out invalid modes passed from user-space Bartlomiej Zolnierkiewicz
2007-07-02 15:42 ` Sergei Shtylyov
2007-07-02 17:56 ` Bartlomiej Zolnierkiewicz
2007-07-02 18:00 ` Jeff Garzik
2007-07-02 18:41 ` Bartlomiej Zolnierkiewicz [this message]
2007-07-02 18:31 ` Jeff Garzik
2007-07-02 18:55 ` Bartlomiej Zolnierkiewicz
2007-07-02 19:13 ` Bartlomiej Zolnierkiewicz
2007-07-02 19:17 ` Jeff Garzik
2007-07-02 19:53 ` Bartlomiej Zolnierkiewicz
2007-07-02 19:22 ` Alan Cox
2007-07-02 19:20 ` Jeff Garzik
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