linux-kernel - Re: SATA link power management issues

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Message-ID: <83596004.97VzmK2jef@xps13>
Date:	Mon, 12 Jan 2015 21:36:44 +0100
From:	Gabriele Mazzotta <gabriele.mzt@...il.com>
To:	Suman Tripathi <stripathi@....com>
Cc:	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	"linux-ide@...r.kernel.org" <linux-ide@...r.kernel.org>,
	Tejun Heo <tj@...nel.org>
Subject: Re: SATA link power management issues

On Tuesday 13 January 2015 02:00:45 Suman Tripathi wrote:
> On Monday 12 January 2015 22:46:02 Suman Tripathi wrote:
> > Can you dump the ata_id parameters(LPM section) from the drive and we
> > can check the related LPM parameters of the drive ?
> 
> Hi,
> 
> I'm sorry, but I'm not really familiar with ata, could you be a bit
> more specific about what you'd like to see?
> ok no issues. First can show the log from the point the drive got
> enumerated ? Like for eg :
> ata2.00: ATA-8: WDC WD5000AAKX-08U6AA0, 19.01H19, max UDMA/100
> 
> ata2.00: 976773168 sectors, multi 0: LBA48 NCQ (depth 0/32)
> 
> ata2.00: configured for UDMA/100
> 
> I would like to the ATA version the drive is complaint. In the above case
> it is ATA-8

[    0.698842] ata3: SATA link up 6.0 Gbps (SStatus 133 SControl 300)
[    0.701419] ata3.00: ATA-8: LITEONIT LMT-256M6M mSATA 256GB, DM8110F, max UDMA/133
[    0.701421] ata3.00: 500118192 sectors, multi 1: LBA48 NCQ (depth 31/32), AA
[    0.701982] ata3.00: configured for UDMA/133

You can see the entire log here:
http://www.spinics.net/lists/linux-ide/msg50069.html

> 
> Thanks,
> Gabriele
> 
> On Tue, Jan 13, 2015 at 1:56 AM, Gabriele Mazzotta <gabriele.mzt@...il.com>
> wrote:
> 
> > On Monday 12 January 2015 22:46:02 Suman Tripathi wrote:
> > > Can you dump the ata_id parameters(LPM section) from the drive and we
> > > can check the related LPM parameters of the drive ?
> >
> > Hi,
> >
> > I'm sorry, but I'm not really familiar with ata, could you be a bit
> > more specific about what you'd like to see?
> >
> > Thanks,
> > Gabriele
> >
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