From: Tim Small <tim@seoss.co.uk>
To: Tejun Heo <tj@kernel.org>
Cc: "linux-ide@vger.kernel.org" <linux-ide@vger.kernel.org>,
Saeed Bishara <saeed@marvell.com>,
Hubert Bailey <hbailey@marvell.com>
Subject: Re: SiI 3726 pmp doesn't work with 2.6.38 and Marvell 88SE9123 AHCI controller
Date: Fri, 10 Jun 2011 17:43:39 +0100 [thread overview]
Message-ID: <4DF249BB.3040808@seoss.co.uk> (raw)
In-Reply-To: <20110610102403.GE15235@htj.dyndns.org>
On 10/06/11 11:24, Tejun Heo wrote:
> That's weird. Link is up but EH is detected to be up but EH didn't
> probe it. Is the behavior reproducible?
>
I think-so, yes. I'll double-check.
> Maybe FBS support doesn't work as advertised? Can you please try the
> following patch?
>
> diff --git a/drivers/ata/libahci.c b/drivers/ata/libahci.c
> index d38c40f..a2f4b68 100644
> --- a/drivers/ata/libahci.c
> +++ b/drivers/ata/libahci.c
> @@ -444,6 +444,7 @@ void ahci_save_initial_config(struct device *dev,
> "controller can do FBS, turning on CAP_FBS\n");
> cap |= HOST_CAP_FBS;
> }
> + cap &= ~HOST_CAP_FBS;
>
> if (force_port_map && port_map != force_port_map) {
> dev_printk(KERN_INFO, dev, "forcing port_map 0x%x -> 0x%x\n",
>
>
OK, will do thanks - I assume this'll force command based switching,
with it's associated crappy performance tho'...
I've ordered an 88SE9128 card (Hightpoint RocketRaid 620) as well, so
I'll be able to compare the two, as well as a sata_mv 88SX7042 as well.
Cheers,
Tim.
next prev parent reply other threads:[~2011-06-10 16:43 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-06-07 18:04 SiI 3726 pmp doesn't work with 2.6.38 and Marvell 88SE9123 AHCI controller Tim Small
2011-06-09 14:37 ` Tejun Heo
2011-06-09 21:11 ` Tim Small
2011-06-10 10:24 ` Tejun Heo
2011-06-10 10:31 ` Hubert Bailey
2011-06-10 16:43 ` Tim Small [this message]
2011-07-06 20:34 ` Tim Small
2011-07-07 12:13 ` Tim Small
2011-07-07 18:30 ` Tim Small
2011-07-07 18:38 ` Tim Small
2011-07-08 4:42 ` Hubert Bailey
2011-07-08 9:53 ` Tim Small
2011-07-13 7:34 ` Tejun Heo
2011-07-07 18:43 ` Tim Small
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