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From: Sergei Shtylyov <sshtylyov@mvista.com>
To: Xie Shaohui-B21989 <B21989@freescale.com>
Cc: Kumar Gala <galak@kernel.crashing.org>,
	"jgarzik@pobox.com" <jgarzik@pobox.com>,
	"linux-ide@vger.kernel.org" <linux-ide@vger.kernel.org>,
	"linuxppc-dev@lists.ozlabs.org" <linuxppc-dev@lists.ozlabs.org>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	Bhartiya Anju-B07263 <B07263@freescale.com>
Subject: Re: [PATCH][v3] sata_fsl: add workaround for data length mismatch on freescale V2 controller
Date: Mon, 10 Sep 2012 14:21:49 +0400	[thread overview]
Message-ID: <504DBF3D.2000102@mvista.com> (raw)
In-Reply-To: <ED492CCEAF882048BC2237DE806547C9079D9AB9@039-SN2MPN1-012.039d.mgd.msft.net>

Hello.

On 10-09-2012 6:53, Xie Shaohui-B21989 wrote:

>>> +	/* Workaround for data length mismatch errata */
>>> +	if (unlikely(hstatus & INT_ON_DATA_LENGTH_MISMATCH)) {
>>> +		for (tag = 0; tag < ATA_MAX_QUEUE; tag++) {
>>> +			qc = ata_qc_from_tag(ap, tag);
>>> +			if (qc && ata_is_atapi(qc->tf.protocol)) {
>>> +				u32 hcontrol;
>>> +#define HCONTROL_CLEAR_ERROR	(1 << 27)

>> shouldn't we have this #define be part of the enum that the other
>> HCONTROL_ bits/flags are part of?

> [S.H] do you mean this?

    Apparently not. He said *enum*, not #define.

> #ifdef SATA_FSL_XXX_ERRATUAM

    We don't need that at all.

> #define HCONTROL_CLEAR_ERROR	(1 << 27)
> #endif

MBR, Sergei


  reply	other threads:[~2012-09-10 10:22 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-09-07 10:01 [PATCH][v3] sata_fsl: add workaround for data length mismatch on freescale V2 controller Shaohui Xie
2012-09-07 12:37 ` Kumar Gala
2012-09-10  2:53   ` Xie Shaohui-B21989
2012-09-10 10:21     ` Sergei Shtylyov [this message]
2012-09-10 10:45       ` Xie Shaohui-B21989

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