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Message-ID: <4D51796C.8020008@ru.mvista.com>
Date:	Tue, 08 Feb 2011 20:12:12 +0300
From:	Sergei Shtylyov <sshtylyov@...sta.com>
To:	Bartlomiej Zolnierkiewicz <bzolnier@...il.com>
CC:	linux-ide@...r.kernel.org, linux-kernel@...r.kernel.org,
	Alan Cox <alan@...rguk.ukuu.org.uk>
Subject: Re: [PATCH 21/20] ata_piix: add new PIIX_FLAG_* flags

Hello.

Bartlomiej Zolnierkiewicz wrote:

> Turn open-coded checks in piix_set_timings() into PIIX_FLAG_* flags
> per suggestion from Alan Cox.

> Suggested-by: Alan Cox <alan@...rguk.ukuu.org.uk>
> Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@...il.com>
[...]

> Index: b/drivers/ata/ata_piix.c
> ===================================================================
> --- a/drivers/ata/ata_piix.c
> +++ b/drivers/ata/ata_piix.c
> @@ -133,6 +133,8 @@ enum {
>  
>  	PIIX_FLAG_CHECKINTR	= (1 << 28), /* make sure PCI INTx enabled */
>  	PIIX_FLAG_SIDPR		= (1 << 29), /* SATA idx/data pair regs */
> +	PIIX_FLAG_NO_SITRE	= (1 << 30), /* no SITRE register */

    The register in question is called SIDETIM, SITRE is a bit that enables its use.

WBR, Sergei

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