parisc/power: Add power soft-off when running on qemu
Signed-off-by: Helge Deller <deller@gmx.de> Cc: stable@vger.kernel.org # v6.0+
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@ -197,6 +197,14 @@ static struct notifier_block parisc_panic_block = {
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.priority = INT_MAX,
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};
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/* qemu soft power-off function */
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static int qemu_power_off(struct sys_off_data *data)
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{
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/* this turns the system off via SeaBIOS */
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*(int *)data->cb_data = 0;
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pdc_soft_power_button(1);
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return NOTIFY_DONE;
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}
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static int __init power_init(void)
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{
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@ -226,7 +234,13 @@ static int __init power_init(void)
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soft_power_reg);
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}
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power_task = kthread_run(kpowerswd, (void*)soft_power_reg, KTHREAD_NAME);
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power_task = NULL;
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if (running_on_qemu && soft_power_reg)
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register_sys_off_handler(SYS_OFF_MODE_POWER_OFF, SYS_OFF_PRIO_DEFAULT,
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qemu_power_off, (void *)soft_power_reg);
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else
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power_task = kthread_run(kpowerswd, (void*)soft_power_reg,
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KTHREAD_NAME);
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if (IS_ERR(power_task)) {
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printk(KERN_ERR DRIVER_NAME ": thread creation failed. Driver not loaded.\n");
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pdc_soft_power_button(0);
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