linux-kernel - Re: [PATCH 1/6] ide: set IDE_AFLAG_DRQ_INTERRUPT in do

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Message-ID: <48AE92F8.8020704@ru.mvista.com>
Date:	Fri, 22 Aug 2008 14:20:40 +0400
From:	Sergei Shtylyov <sshtylyov@...mvista.com>
To:	Bartlomiej Zolnierkiewicz <bzolnier@...il.com>
Cc:	linux-ide@...r.kernel.org, Borislav Petkov <petkovbb@...il.com>,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/6] ide: set IDE_AFLAG_DRQ_INTERRUPT in do_identify()

Hello.

Bartlomiej Zolnierkiewicz wrote:

> Set IDE_AFLAG_DRQ_INTERRUPT in do_identify() instead of ATAPI
> device drivers *_setup() methods.
>
> While at it:
> - use ata_id_cdb_intr()
>
> There should be no functional changes caused by this patch.
>
> Cc: Borislav Petkov <petkovbb@...il.com>
> Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@...il.com>
>   
[...]
> Index: b/drivers/ide/ide-cd.c
> ===================================================================
> --- a/drivers/ide/ide-cd.c
> +++ b/drivers/ide/ide-cd.c
> @@ -1887,9 +1887,6 @@ static int ide_cdrom_setup(ide_drive_t *
>  	drive->atapi_flags = IDE_AFLAG_MEDIA_CHANGED | IDE_AFLAG_NO_EJECT |
>  		       ide_cd_flags(id);
>  
> -	if ((id[ATA_ID_CONFIG] & 0x0060) == 0x20)
> -		drive->atapi_flags |= IDE_AFLAG_DRQ_INTERRUPT;
> -
>   

   Wait, this needs to be fixed first -- 0x20 does *not* mean CDB INTRQ!

> Index: b/drivers/scsi/ide-scsi.c
> ===================================================================
> --- a/drivers/scsi/ide-scsi.c
> +++ b/drivers/scsi/ide-scsi.c
> @@ -385,8 +385,6 @@ static const struct ide_proc_devset ides
>   */
>  static void idescsi_setup (ide_drive_t *drive, idescsi_scsi_t *scsi)
>  {
> -	if ((drive->id[ATA_ID_CONFIG] & 0x0060) == 0x20)
>   

   This one is wrong too...

WBR, Sergei


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