From: Jeff Garzik <jgarzik@pobox.com>
To: Tejun Heo <htejun@gmail.com>
Cc: "linux-ide@vger.kernel.org" <linux-ide@vger.kernel.org>
Subject: Re: [PATCH 05/15] libata: implement ata_dev_enabled and disabled()
Date: Sat, 01 Apr 2006 12:29:28 -0500 [thread overview]
Message-ID: <442EB878.90201@pobox.com> (raw)
In-Reply-To: <11438230983412-git-send-email-htejun@gmail.com>
Tejun Heo wrote:
> This patch renames ata_dev_present() to ata_dev_enabled() and adds
> ata_dev_disabled(). This is to discern the state where a device is
> present but disabled from not-present state. This disctinction is
> necessary when configuring transfer mode because device selection
> timing must not be violated even if a device fails to configure.
>
> Signed-off-by: Tejun Heo <htejun@gmail.com>
Tangent thought: perhaps instead of ata_dev_present() you could
implement its antonym, ata_dev_absent(). It seems like a lot of the
constructs are "!dev_present()" anyway.
Jeff
next prev parent reply other threads:[~2006-04-01 17:29 UTC|newest]
Thread overview: 37+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-03-31 16:38 [PATCHSET] libata: improve ata_bus_probe failure handling Tejun Heo
2006-03-31 16:38 ` [PATCH 02/15] libata: make ata_bus_probe() return negative errno on failure Tejun Heo
2006-03-31 16:38 ` [PATCH 03/15] libata: separate out ata_spd_string() Tejun Heo
2006-03-31 16:38 ` [PATCH 01/15] libata: fix ata_set_mode() return value Tejun Heo
2006-04-01 17:34 ` Jeff Garzik
2006-03-31 16:38 ` [PATCH 04/15] libata: convert do_probe_reset() to ata_do_reset() Tejun Heo
2006-03-31 16:38 ` [PATCH 06/15] libata: make ata_set_mode() handle no-device case properly Tejun Heo
2006-03-31 16:38 ` [PATCH 05/15] libata: implement ata_dev_enabled and disabled() Tejun Heo
2006-04-01 17:29 ` Jeff Garzik [this message]
2006-04-02 0:54 ` Tejun Heo
2006-03-31 16:38 ` [PATCH 08/15] libata: don't disable devices from ata_set_mode() Tejun Heo
2006-04-01 19:46 ` Jeff Garzik
2006-03-31 16:38 ` [PATCH 10/15] libata: add dev->sata_spd_limit and helpers Tejun Heo
2006-04-01 19:51 ` Jeff Garzik
2006-04-02 1:00 ` Tejun Heo
2006-04-02 8:12 ` Jeff Garzik
2006-03-31 16:38 ` [PATCH 09/15] libata: implement ata_down_xfermask_limit() Tejun Heo
2006-03-31 22:31 ` Alan Cox
2006-04-01 0:11 ` Tejun Heo
2006-04-01 19:47 ` Jeff Garzik
2006-04-02 0:55 ` Tejun Heo
2006-04-02 6:58 ` Tejun Heo
2006-04-02 8:07 ` Jeff Garzik
2006-03-31 16:38 ` [PATCH 07/15] libata: reorganize ata_set_mode() Tejun Heo
2006-03-31 16:38 ` [PATCH 11/15] libata: preserve SATA SPD setting over hard resets Tejun Heo
2006-04-01 19:52 ` Jeff Garzik
2006-03-31 16:38 ` [PATCH 15/15] libata: consider disabled devices in ata_dev_xfermask() Tejun Heo
2006-04-01 20:00 ` Jeff Garzik
2006-04-02 1:09 ` Tejun Heo
2006-03-31 16:38 ` [PATCH 14/15] libata: improve ata_bus_probe() Tejun Heo
2006-04-01 19:58 ` Jeff Garzik
2006-03-31 16:38 ` [PATCH 13/15] libata: add 1s sleep between resets Tejun Heo
2006-04-01 19:57 ` Jeff Garzik
2006-04-02 1:07 ` Tejun Heo
2006-03-31 16:38 ` [PATCH 12/15] libata: use SATA speeding down in ata_drive_probe_reset() Tejun Heo
2006-04-01 19:56 ` Jeff Garzik
2006-04-02 1:05 ` Tejun Heo
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