From: Aaron Lu <aaron.lu@intel.com>
To: Jeff Garzik <jgarzik@pobox.com>,
James Bottomley <James.Bottomley@hansenpartnership.com>,
"Rafael J. Wysocki" <rjw@sisk.pl>,
Alan Stern <stern@rowland.harvard.edu>, Tejun Heo <tj@kernel.org>
Cc: Aaron Lu <aaron.lwe@gmail.com>, Jeff Wu <jeff.wu@amd.com>,
linux-ide@vger.kernel.org, linux-pm@vger.kernel.org,
linux-scsi@vger.kernel.org, linux-acpi@vger.kernel.org,
Aaron Lu <aaron.lu@intel.com>
Subject: [PATCH v11 2/9] libata: Add CONFIG_SATA_ZPODD
Date: Sun, 6 Jan 2013 10:48:22 +0800 [thread overview]
Message-ID: <1357440509-28108-3-git-send-email-aaron.lu@intel.com> (raw)
In-Reply-To: <1357440509-28108-1-git-send-email-aaron.lu@intel.com>
Added a new config CONFIG_SATA_ZPODD, which is used to support
SATA based zero power ODD(ZPODD), and depends on ATA_ACPI.
Signed-off-by: Aaron Lu <aaron.lu@intel.com>
---
drivers/ata/Kconfig | 13 +++++++++++++
drivers/ata/Makefile | 1 +
2 files changed, 14 insertions(+)
diff --git a/drivers/ata/Kconfig b/drivers/ata/Kconfig
index e08d322..996d16c 100644
--- a/drivers/ata/Kconfig
+++ b/drivers/ata/Kconfig
@@ -58,6 +58,19 @@ config ATA_ACPI
You can disable this at kernel boot time by using the
option libata.noacpi=1
+config SATA_ZPODD
+ bool "SATA Zero Power ODD Support"
+ depends on ATA_ACPI
+ default n
+ help
+ This option adds support for SATA ZPODD. It requires both
+ ODD and the platform support, and if enabled, will automatically
+ power on/off the ODD when certain condition is satisfied. This
+ does not impact user's experience of the ODD, only power is saved
+ when ODD is not in use(i.e. no disc inside).
+
+ If unsure, say N.
+
config SATA_PMP
bool "SATA Port Multiplier support"
default y
diff --git a/drivers/ata/Makefile b/drivers/ata/Makefile
index 9329daf..85e3de4 100644
--- a/drivers/ata/Makefile
+++ b/drivers/ata/Makefile
@@ -107,3 +107,4 @@ libata-y := libata-core.o libata-scsi.o libata-eh.o libata-transport.o
libata-$(CONFIG_ATA_SFF) += libata-sff.o
libata-$(CONFIG_SATA_PMP) += libata-pmp.o
libata-$(CONFIG_ATA_ACPI) += libata-acpi.o
+libata-$(CONFIG_SATA_ZPODD) += libata-zpodd.o
--
1.7.11.7
next prev parent reply other threads:[~2013-01-06 2:48 UTC|newest]
Thread overview: 29+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-01-06 2:48 [PATCH v11 0/9] ZPODD Patches Aaron Lu
2013-01-06 2:48 ` [PATCH v11 1/9] scsi: sr: support runtime pm Aaron Lu
2013-01-06 2:48 ` Aaron Lu [this message]
2013-01-07 18:06 ` [PATCH v11 2/9] libata: Add CONFIG_SATA_ZPODD Tejun Heo
2013-01-06 2:48 ` [PATCH v11 3/9] libata: identify and init ZPODD devices Aaron Lu
2013-01-07 18:20 ` Tejun Heo
2013-01-08 9:07 ` Aaron Lu
2013-01-08 17:52 ` Tejun Heo
2013-01-09 3:20 ` Aaron Lu
2013-01-06 2:48 ` [PATCH v11 4/9] libata: move acpi notification code to zpodd Aaron Lu
2013-01-07 18:26 ` Tejun Heo
2013-01-06 2:48 ` [PATCH v11 5/9] libata: check zero power ready status for ZPODD Aaron Lu
2013-01-07 18:36 ` Tejun Heo
2013-01-08 9:09 ` Aaron Lu
2013-01-06 2:48 ` [PATCH v11 6/9] libata: handle power transition of ODD Aaron Lu
2013-01-07 18:42 ` Tejun Heo
2013-01-08 9:09 ` Aaron Lu
2013-01-06 2:48 ` [PATCH v11 7/9] libata: expose pm qos flags for ata device Aaron Lu
2013-01-07 18:43 ` Tejun Heo
2013-01-09 5:11 ` Aaron Lu
2013-01-06 2:48 ` [PATCH v11 8/9] libata: no poll when ODD is powered off Aaron Lu
2013-01-07 18:45 ` Tejun Heo
2013-01-06 2:48 ` [PATCH v11 9/9] libata: do not suspend port if normal ODD is attached Aaron Lu
2013-01-06 14:34 ` Sergei Shtylyov
2013-01-07 1:09 ` Aaron Lu
2013-01-07 18:49 ` [PATCH v11 0/9] ZPODD Patches Tejun Heo
2013-01-09 9:37 ` Aaron Lu
2013-01-09 7:55 ` Wu, Jeff
2013-01-09 9:07 ` Aaron Lu
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