From: Aaron Lu <aaron.lu@intel.com>
To: Alan Stern <stern@rowland.harvard.edu>,
Jeff Garzik <jgarzik@pobox.com>,
James Bottomley <James.Bottomley@hansenpartnership.com>,
Oliver Neukum <oneukum@suse.de>
Cc: Aaron Lu <aaron.lwe@gmail.com>, Jack Wang <jack_wang@usish.com>,
Shane Huang <shane.huang@amd.com>,
linux-scsi@vger.kernel.org, linux-ide@vger.kernel.org,
linux-pm@vger.kernel.org, Aaron Lu <aaron.lu@intel.com>
Subject: [PATCH v2 0/4] Support runtime power off of HDD
Date: Tue, 18 Sep 2012 15:00:27 +0800 [thread overview]
Message-ID: <1347951631-1592-1-git-send-email-aaron.lu@intel.com> (raw)
v2:
Introduced a new flag sync_before_stop as scsi_stop =
ata_flush_cache + ata_standby_immediate. This flag specifies
that when stop command is to send to this device, please issue
an additional synchronize cache command to it before the stop
command.
Put device into stop power condition on runtime suspend.
v1:
This patch set is baed on v7 ZPODD patches.
Aaron Lu (4):
scsi: introduce sync_before_stop flag
scsi: sd: enter stop power condition on runtime suspend
scsi: sd: set ready_to_power_off for scsi disk
libata: acpi: set can_power_off for both ODD and HDD
drivers/ata/libata-acpi.c | 25 +++++++++++++++++--------
drivers/ata/libata-scsi.c | 1 +
drivers/scsi/sd.c | 11 +++++++++--
include/scsi/scsi_device.h | 1 +
4 files changed, 28 insertions(+), 10 deletions(-)
--
1.7.12.21.g871e293
next reply other threads:[~2012-09-18 7:00 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-09-18 7:00 Aaron Lu [this message]
2012-09-18 7:00 ` [PATCH v2 1/4] scsi: introduce sync_before_stop flag Aaron Lu
2012-09-18 7:30 ` Oliver Neukum
2012-09-18 7:47 ` Aaron Lu
2012-09-18 7:56 ` James Bottomley
2012-09-18 8:09 ` Aaron Lu
2012-09-18 8:20 ` James Bottomley
2012-09-18 8:31 ` Aaron Lu
2012-09-24 22:13 ` Jeff Garzik
2012-09-18 7:00 ` [PATCH v2 2/4] scsi: sd: enter stop power condition on runtime suspend Aaron Lu
2012-09-18 7:00 ` [PATCH v2 3/4] scsi: sd: set ready_to_power_off for scsi disk Aaron Lu
2012-09-18 7:00 ` [PATCH v2 4/4] libata: acpi: set can_power_off for both ODD and HDD Aaron Lu
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