Messages in this thread Patch in this message | | | From | Lin Ming <> | Subject | [PATCH v4 05/13] libata-acpi: set acpi state for SATA port | Date | Mon, 28 May 2012 13:08:32 +0800 |
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Currently, ata_acpi_set_state() only sets acpi sate for IDE port. Remove this limitation.
Acked-by: Aaron Lu <aaron.lu@amd.com> Signed-off-by: Lin Ming <ming.m.lin@intel.com> --- drivers/ata/libata-acpi.c | 21 ++++++++++++--------- 1 files changed, 12 insertions(+), 9 deletions(-)
diff --git a/drivers/ata/libata-acpi.c b/drivers/ata/libata-acpi.c index df4e21a..bf14010 100644 --- a/drivers/ata/libata-acpi.c +++ b/drivers/ata/libata-acpi.c @@ -841,23 +841,26 @@ void ata_acpi_on_resume(struct ata_port *ap) void ata_acpi_set_state(struct ata_port *ap, pm_message_t state) { struct ata_device *dev; - - if (!ata_ap_acpi_handle(ap) || (ap->flags & ATA_FLAG_ACPI_SATA)) - return; + acpi_handle handle; + int acpi_state; /* channel first and then drives for power on and vica versa for power off */ - if (state.event == PM_EVENT_ON) - acpi_bus_set_power(ata_ap_acpi_handle(ap), ACPI_STATE_D0); + handle = ata_ap_acpi_handle(ap); + if (handle && state.event == PM_EVENT_ON) + acpi_bus_set_power(handle, ACPI_STATE_D0); ata_for_each_dev(dev, &ap->link, ENABLED) { - if (ata_dev_acpi_handle(dev)) - acpi_bus_set_power(ata_dev_acpi_handle(dev), + handle = ata_dev_acpi_handle(dev); + if (handle) + acpi_bus_set_power(handle, state.event == PM_EVENT_ON ? ACPI_STATE_D0 : ACPI_STATE_D3); } - if (state.event != PM_EVENT_ON) - acpi_bus_set_power(ata_ap_acpi_handle(ap), ACPI_STATE_D3); + + handle = ata_ap_acpi_handle(ap); + if (handle && state.event != PM_EVENT_ON) + acpi_bus_set_power(handle, ACPI_STATE_D3); } /** -- 1.7.2.5
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