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From: Alan Cox <alan@lxorguk.ukuu.org.uk>
To: Tejun Heo <htejun@gmail.com>
Cc: Jeff Garzik <jgarzik@pobox.com>,
	mlord@pobox.com, albertcc@tw.ibm.com, axboe@suse.de,
	forrest.zhao@intel.com, linux-ide@vger.kernel.org
Subject: Re: [PATCH 13/14] libata-hp-prep: add prereset() method and implement ata_std_prereset()
Date: Tue, 23 May 2006 23:29:32 +0100	[thread overview]
Message-ID: <1148423372.25255.130.camel@localhost.localdomain> (raw)
In-Reply-To: <44731FD4.6050008@gmail.com>

On Maw, 2006-05-23 at 07:44 -0700, Tejun Heo wrote:
> Waiting for spinup is common operation for both PATA and SATA although I 
> don't know how many PATA controllers support hotplug.

Most do, but few vendors ship the required extra buffers for many of the
chips. Unfortunately it means we have to add code for lots of chips each
with few hot/warmplug users 8(


> ata_port_offline() applies to both PATA and SATA.  It's just that the 
> current implmentation always returns 0 for PATA.  Well, I don't know. 
> Maybe we should rename all those to sata_*() and rename them again when 
> actual PATA support is implemented.
> 

What is ata_port_offline() intended to do ?


  reply	other threads:[~2006-05-23 22:16 UTC|newest]

Thread overview: 35+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2006-05-19 13:16 [PATCHSET 01/03] prep for hotplug support, take 3 Tejun Heo
2006-05-19 13:16 ` [PATCH 03/14] libata-hp-prep: make some ata_device fields persistent Tejun Heo
2006-05-19 15:00   ` Jeff Garzik
2006-05-19 13:16 ` [PATCH 01/14] libata-hp-prep: add flags and eh_info/context fields for hotplug Tejun Heo
2006-05-19 14:58   ` Jeff Garzik
2006-05-19 15:17     ` Tejun Heo
2006-05-19 15:28       ` Jeff Garzik
2006-05-19 13:16 ` [PATCH 02/14] libata-hp-prep: implement ata_dev_init() Tejun Heo
2006-05-19 13:16 ` [PATCH 04/14] libata-hp-prep: update ata_scsi_find_dev() and friends Tejun Heo
2006-05-19 15:03   ` Jeff Garzik
2006-05-23 14:25     ` Tejun Heo
2006-05-26  7:07       ` Jeff Garzik
2006-05-19 13:16 ` [PATCH 05/14] libata-hp-prep: use __ata_scsi_find_dev() Tejun Heo
2006-05-19 13:16 ` [PATCH 06/14] libata-hp-prep: implement ap->hw_sata_spd_limit Tejun Heo
2006-05-19 13:16 ` [PATCH 09/14] libata-hp-prep: make probing related functions global Tejun Heo
2006-05-19 13:16 ` [PATCH 07/14] libata-hp-prep: store attached SCSI device Tejun Heo
2006-05-19 15:04   ` Jeff Garzik
2006-05-19 13:16 ` [PATCH 12/14] libata-hp-prep: implement ata_noop_check_status() Tejun Heo
2006-05-19 15:12   ` Jeff Garzik
2006-05-19 13:16 ` [PATCH 11/14] libata-hp-prep: make ops->tf_read() optional Tejun Heo
2006-05-19 15:11   ` Jeff Garzik
2006-05-23 16:04     ` Tejun Heo
2006-05-19 13:16 ` [PATCH 08/14] libata-hp-prep: add ata_hotplug_wq Tejun Heo
2006-05-19 13:16 ` [PATCH 10/14] libata-hp-prep: implement sata_phy_debounce() Tejun Heo
2006-05-19 15:07   ` Jeff Garzik
2006-05-19 13:16 ` [PATCH 14/14] libata-hp-prep: implement followup softreset handling Tejun Heo
2006-05-19 15:21   ` Jeff Garzik
2006-05-19 13:16 ` [PATCH 13/14] libata-hp-prep: add prereset() method and implement ata_std_prereset() Tejun Heo
2006-05-19 15:20   ` Jeff Garzik
2006-05-23 14:44     ` Tejun Heo
2006-05-23 22:29       ` Alan Cox [this message]
2006-05-29  2:14         ` Tejun Heo
  -- strict thread matches above, loose matches on Subject: below --
2006-05-19 13:06 [PATCH 12/14] libata-hp-prep: implement ata_noop_check_status() Tejun Heo
2006-05-19 13:06 ` [PATCH 13/14] libata-hp-prep: add prereset() method and implement ata_std_prereset() Tejun Heo
2006-05-11 15:11 [PATCHSET 07/11] prep LLDDs for hotplug support, take 1 Tejun Heo
2006-05-11 15:12 ` [PATCH 13/14] libata-hp-prep: add prereset() method and implement ata_std_prereset() Tejun Heo
2006-05-11 15:02 [PATCHSET 06/11] prep for hotplug support, take 2 Tejun Heo
2006-05-11 15:02 ` [PATCH 13/14] libata-hp-prep: add prereset() method and implement ata_std_prereset() Tejun Heo

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