linux-kernel - Re: [PATCH] libata: add CFA specific identify data words

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Message-Id: <200903051720.24108.bzolnier@gmail.com>
Date:	Thu, 5 Mar 2009 17:20:23 +0100
From:	Bartlomiej Zolnierkiewicz <bzolnier@...il.com>
To:	Jeff Garzik <jeff@...zik.org>
Cc:	Andrew Morton <akpm@...ux-foundation.org>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	sshtylyov@...mvista.com, linux-ide@...r.kernel.org,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] libata: add CFA specific identify data words

On Thursday 05 March 2009, Jeff Garzik wrote:
> From: Sergei Shtylyov <sshtylyov@...mvista.com>
> 
> Declare and use constants for CFA specific identify data words 162 and 163.
> 
> Signed-off-by: Sergei Shtylyov <sshtylyov@...mvista.com>
> Signed-off-by: Jeff Garzik <jgarzik@...hat.com>
> 
> ---
> Sergei said:
> This patch is against the current pata-2.6 series. I'd prefer that Bart merged
> it thru his tree as my next patch adding CF mode support to IDE depends on it.
> 
> jgarzik adds:
> I didn't see this in your latest submission, Bart.  It is simple and

Simply because I haven't yet got to those patches + Sergei mentioned
that they need to be tested yet.

> harmless and might as well go ahead upstream, to eliminate the
> cross-tree dependency that Sergei speaks of (his patch also touched
> drivers/ata/libata-core.c, but I excluded that from below).

Fine with me if this makes things easier for everyone.

I updated git pull request with this patch fixing patch summary
(this is not libata specific change) and patch description (constants
are not currently unused) while at it.

From: Sergei Shtylyov <sshtylyov@...mvista.com>
Subject: [PATCH] ata: add CFA specific identify data words

Declare CFA specific identify data words 162 and 163 for future use.

Signed-off-by: Sergei Shtylyov <sshtylyov@...mvista.com>
Signed-off-by: Jeff Garzik <jgarzik@...hat.com>
[bart: update patch summary/description]
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@...il.com>
---
 include/linux/ata.h       |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)

Index: linux-2.6/include/linux/ata.h
===================================================================
--- linux-2.6.orig/include/linux/ata.h
+++ linux-2.6/include/linux/ata.h
@@ -89,6 +89,8 @@ enum {
 	ATA_ID_DLF		= 128,
 	ATA_ID_CSFO		= 129,
 	ATA_ID_CFA_POWER	= 160,
+	ATA_ID_CFA_KEY_MGMT	= 162,
+	ATA_ID_CFA_MODES	= 163,
 	ATA_ID_ROT_SPEED	= 217,
 	ATA_ID_PIO4		= (1 << 1),
--
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