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@@ -689,19 +689,25 @@ int acpi_pm_device_sleep_wake(struct device *dev, bool enable)
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{
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acpi_handle handle;
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struct acpi_device *adev;
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+ int error;
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if (!device_may_wakeup(dev))
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return -EINVAL;
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handle = DEVICE_ACPI_HANDLE(dev);
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if (!handle || ACPI_FAILURE(acpi_bus_get_device(handle, &adev))) {
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- printk(KERN_DEBUG "ACPI handle has no context!\n");
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+ dev_dbg(dev, "ACPI handle has no context in %s!\n", __func__);
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return -ENODEV;
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}
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- return enable ?
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+ error = enable ?
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acpi_enable_wakeup_device_power(adev, acpi_target_sleep_state) :
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acpi_disable_wakeup_device_power(adev);
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+ if (!error)
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+ dev_info(dev, "wake-up capability %s by ACPI\n",
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+ enable ? "enabled" : "disabled");
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+
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+ return error;
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}
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#endif
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