There is no need to duplicate a flag which IRQ core takes care of.
Replace custom flag by IRQ core API that retrieves its state.
Cc: Patrice Chotard <patrice.chotard@st.com>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
        if (mode == ASC_CTL_MODE_8BIT || mode == ASC_CTL_MODE_8BIT_PAR)
                ignore_pe = true;
 
-       if (port->irq_wake)
+       if (irqd_is_wakeup_set(irq_get_irq_data(port->irq)))
                pm_wakeup_event(tport->tty->dev, 0);
 
        while ((status = asc_in(port, ASC_STA)) & ASC_STA_RBF) {