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| author | Lin Ming <ming.m.lin@intel.com> | 2012-06-25 16:13:06 +0800 |
|---|---|---|
| committer | Jeff Garzik <jgarzik@redhat.com> | 2012-06-29 11:38:13 -0400 |
| commit | 3bd46600a7a7e938c54df8cdbac9910668c7dfb0 (patch) | |
| tree | 72272f24842f7487b918a47c6e7244e92cad9ae4 /drivers/ata/libata.h | |
| parent | febe53ba6b781862c12686c7ea1972bdedee457a (diff) | |
| download | linux-3bd46600a7a7e938c54df8cdbac9910668c7dfb0.tar.bz2 | |
libata-acpi: add ata port runtime D3Cold support
ATA port may support runtime D3Cold state, for example, Zero-power ODD case.
This patch adds wakeup notifier and enable/disable run_wake during
supend/resume.
Signed-off-by: Lin Ming <ming.m.lin@intel.com>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
Diffstat (limited to 'drivers/ata/libata.h')
| -rw-r--r-- | drivers/ata/libata.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/ata/libata.h b/drivers/ata/libata.h index b0d5294982eb..44a7939b5bb6 100644 --- a/drivers/ata/libata.h +++ b/drivers/ata/libata.h @@ -120,6 +120,8 @@ extern void ata_acpi_on_disable(struct ata_device *dev); extern void ata_acpi_set_state(struct ata_port *ap, pm_message_t state); extern int ata_acpi_register(void); extern void ata_acpi_unregister(void); +extern void ata_acpi_bind(struct ata_device *dev); +extern void ata_acpi_unbind(struct ata_device *dev); #else static inline void ata_acpi_dissociate(struct ata_host *host) { } static inline int ata_acpi_on_suspend(struct ata_port *ap) { return 0; } @@ -130,6 +132,8 @@ static inline void ata_acpi_set_state(struct ata_port *ap, pm_message_t state) { } static inline int ata_acpi_register(void) { return 0; } static void ata_acpi_unregister(void) { } +static void ata_acpi_bind(struct ata_device *dev) { } +static void ata_acpi_unbind(struct ata_device *dev) { } #endif /* libata-scsi.c */ |