diff options
Diffstat (limited to 'drivers/acpi/bus.c')
| -rw-r--r-- | drivers/acpi/bus.c | 22 |
1 files changed, 12 insertions, 10 deletions
diff --git a/drivers/acpi/bus.c b/drivers/acpi/bus.c index 606f8733a776..dd3983cece92 100644 --- a/drivers/acpi/bus.c +++ b/drivers/acpi/bus.c @@ -43,7 +43,7 @@ ACPI_MODULE_NAME("acpi_bus") extern void __init acpi_pic_sci_set_trigger(unsigned int irq, u16 trigger); #endif -FADT_DESCRIPTOR acpi_fadt; +struct fadt_descriptor acpi_fadt; EXPORT_SYMBOL(acpi_fadt); struct acpi_device *acpi_root; @@ -205,12 +205,14 @@ int acpi_bus_set_power(acpi_handle handle, int state) * Get device's current power state if it's unknown * This means device power state isn't initialized or previous setting failed */ - if (device->power.state == ACPI_STATE_UNKNOWN) - acpi_bus_get_power(device->handle, &device->power.state); - if (state == device->power.state) { - ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Device is already at D%d\n", - state)); - return_VALUE(0); + if (!device->flags.force_power_state) { + if (device->power.state == ACPI_STATE_UNKNOWN) + acpi_bus_get_power(device->handle, &device->power.state); + if (state == device->power.state) { + ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Device is already at D%d\n", + state)); + return_VALUE(0); + } } if (!device->power.states[state].flags.valid) { ACPI_DEBUG_PRINT((ACPI_DB_WARN, "Device does not support D%d\n", @@ -596,6 +598,8 @@ void __init acpi_early_init(void) if (acpi_disabled) return_VOID; + printk(KERN_INFO PREFIX "Core revision %08x\n", ACPI_CA_VERSION); + /* enable workarounds, unless strict ACPI spec. compliance */ if (!acpi_strict) acpi_gbl_enable_interpreter_slack = TRUE; @@ -617,7 +621,7 @@ void __init acpi_early_init(void) /* * Get a separate copy of the FADT for use by other drivers. */ - status = acpi_get_table(ACPI_TABLE_FADT, 1, &buffer); + status = acpi_get_table(ACPI_TABLE_ID_FADT, 1, &buffer); if (ACPI_FAILURE(status)) { printk(KERN_ERR PREFIX "Unable to get the FADT\n"); goto error0; @@ -743,8 +747,6 @@ static int __init acpi_init(void) ACPI_FUNCTION_TRACE("acpi_init"); - printk(KERN_INFO PREFIX "Subsystem revision %08x\n", ACPI_CA_VERSION); - if (acpi_disabled) { printk(KERN_INFO PREFIX "Interpreter disabled.\n"); return_VALUE(-ENODEV); |