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Message-ID: <AANLkTimAioh_xu0qoQCndSWDAYJ4bpWv01NZn_bZ9g2a@mail.gmail.com> Date: Tue, 8 Feb 2011 14:16:09 +0100 From: Bartlomiej Zolnierkiewicz <bzolnier@...il.com> To: Alan Cox <alan@...rguk.ukuu.org.uk> Cc: linux-ide@...r.kernel.org, linux-kernel@...r.kernel.org Subject: Re: [PATCH 05/20] pata_efar: always program master_data before slave_data On Tue, Feb 8, 2011 at 2:07 PM, Alan Cox <alan@...rguk.ukuu.org.uk> wrote: > On Tue, 08 Feb 2011 13:24:09 +0100 > Bartlomiej Zolnierkiewicz <bzolnier@...il.com> wrote: > >> >From 8acc9371550ce5f98da56f6888ae4b898096ed2c Mon Sep 17 00:00:00 2001 >> From: Bartlomiej Zolnierkiewicz <bzolnier@...il.com> >> Date: Tue, 8 Feb 2011 12:39:25 +0100 >> Subject: [PATCH 05/20] pata_efar: always program master_data before slave_data >> >> We may need to set SITRE before programming slave_data. > > Do you have a documentation cite for this or is it random fiddling with a > driver you can't test ? It is good to enable SITRE register before programming it and all Intel controllers (from which EFAR chipset is derived) are programmed this way (per ata_piix.c). -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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