On Mon, 2012-10-29 at 17:01 +0800, Aaron Lu wrote: > Added a new config CONFIG_SATA_ZPODD, which is ued to support > SATA based zero power ODD. It depends on ACPI, and selects BLK_DEV_SR > as the implementation of ZPODD depends on SCSI sr driver. > > 2 new files are added, which will be used to host ZPODD related code. > They are empty for this commit. I think you actually need to combine this with patch 3 to have it compile ... James > Signed-off-by: Aaron Lu <aaron.lu@xxxxxxxxx> > --- > drivers/ata/Kconfig | 12 ++++++++++++ > drivers/ata/Makefile | 1 + > 2 files changed, 13 insertions(+) > create mode 100644 drivers/ata/sata_zpodd.c > create mode 100644 drivers/ata/sata_zpodd.h > > diff --git a/drivers/ata/Kconfig b/drivers/ata/Kconfig > index e08d322..2cdecee 100644 > --- a/drivers/ata/Kconfig > +++ b/drivers/ata/Kconfig > @@ -58,6 +58,18 @@ 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 ACPI > + select BLK_DEV_SR > + 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). > + > config SATA_PMP > bool "SATA Port Multiplier support" > default y > diff --git a/drivers/ata/Makefile b/drivers/ata/Makefile > index 9329daf..a5120ff 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-$(CONFIG_ATA_ACPI) += libata-acpi.o > +obj-$(CONFIG_SATA_ZPODD) += sata_zpodd.o > diff --git a/drivers/ata/sata_zpodd.c b/drivers/ata/sata_zpodd.c > new file mode 100644 > index 0000000..e69de29 > diff --git a/drivers/ata/sata_zpodd.h b/drivers/ata/sata_zpodd.h > new file mode 100644 > index 0000000..e69de29 -- To unsubscribe from this list: send the line "unsubscribe linux-scsi" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
