linux-kernel - Re: [PATCH 0/2] two ide fixes for -rc4

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Date:	Sat, 10 Oct 2009 10:54:45 -0700 (PDT)
From:	- <d.stussy@...oo.com>
To:	Linus Torvalds <torvalds@...ux-foundation.org>,
	Bartlomiej Zolnierkiewicz <bzolnier@...il.com>
Cc:	"David S. Miller" <davem@...emloft.net>,
	Joao Ramos <joao.ramos@...v.pt>, David Fries <david@...es.net>,
	linux-ide@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 0/2] two ide fixes for -rc4

This latest patch (modifying only the SIS 5513 driver) WORKS FOR ME.  :-)
   - D. Stussy.

--- On Tue, 10/6/09, Bartlomiej Zolnierkiewicz <bzolnier@...il.com> wrote:
> ...
> --- a/drivers/ide/sis5513.c
> +++ b/drivers/ide/sis5513.c
> @@ -281,11 +281,13 @@ static void config_drive_art_rwp(ide_dri
>  
>      pci_read_config_byte(dev, 0x4b, &reg4bh);
>  
> +    rw_prefetch = reg4bh & ~(0x11 << drive->dn);
> +
>      if (drive->media == ide_disk)
> -        rw_prefetch = 0x11 << drive->dn;
> +        rw_prefetch |= 0x11 << drive->dn;
>  
> -    if ((reg4bh & (0x11 << drive->dn)) != rw_prefetch)
> -        pci_write_config_byte(dev, 0x4b, reg4bh|rw_prefetch);
> +    if (reg4bh != rw_prefetch)
> +        pci_write_config_byte(dev, 0x4b, rw_prefetch);
>  }
>  
>  static void sis_set_pio_mode(ide_drive_t *drive, const u8 pio)
> 
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