linux-kernel - Re: [PATCH 3/4] ide: respect quirk_drives[] list on all controllers

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Date:	Thu, 21 May 2009 23:13:33 +0400
From:	Sergei Shtylyov <sshtylyov@...mvista.com>
To:	Bartlomiej Zolnierkiewicz <bzolnier@...il.com>
Cc:	linux-ide@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 3/4] ide: respect quirk_drives[] list on all controllers

Bartlomiej Zolnierkiewicz wrote:

> * Add ide_check_nien_quirk_list() helper to the core code
>   and then use it in ide_port_tune_devices().

> * Remove no longer needed ->quirkproc methods from hpt366.c
>   and pdc202xx_{new,old}.c.

    Haha, I remembered about that idea of yours and was thinking of 
undertaking its implementation just yesterday. You've beten me to it. :-)

> Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@...il.com>

Acked-by: Sergei Shtylyov <sshtylyov@...mvista.com>

> Index: b/drivers/ide/ide-iops.c
> ===================================================================
> --- a/drivers/ide/ide-iops.c
> +++ b/drivers/ide/ide-iops.c
> @@ -269,6 +269,31 @@ no_80w:
>  	return 0;
>  }
>  
> +static const char *nien_quirk_list[] = {
> +	"QUANTUM FIREBALLlct08 08",
> +	"QUANTUM FIREBALLP KA6.4",
> +	"QUANTUM FIREBALLP KA9.1",
> +	"QUANTUM FIREBALLP KX13.6",
> +	"QUANTUM FIREBALLP KX20.5",
> +	"QUANTUM FIREBALLP KX27.3",
> +	"QUANTUM FIREBALLP LM20.4",
> +	"QUANTUM FIREBALLP LM20.5",
> +	NULL
> +};
> +
> +void ide_check_nien_quirk_list(ide_drive_t *drive)

    Why not reuse ide_in_drive_list()?

> +{
> +	const char **list, *m = (char *)&drive->id[ATA_ID_PROD];
> +
> +	for (list = nien_quirk_list; *list != NULL; list++)
> +		if (strstr(m, *list) != NULL) {

    Ah, strstr() vs strcmp()... I think strcmp() should work anyway...

> +			drive->quirk_list = 2;
> +			return;
> +		}
> +
> +	drive->quirk_list = 0;
> +}
> +
>  int ide_driveid_update(ide_drive_t *drive)
>  {
>  	u16 *id;

MBR, Sergei
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