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serial: st-asc: Avoid using irq_wake flag 

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>
This commit is contained in:
Andy Shevchenko 2017-08-13 17:47:40 +03:00 committed by Greg Kroah-Hartman
parent 3d6bcddf54
commit 7b8a0353f3
1 changed files with 1 additions and 1 deletions
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2
drivers/tty/serial/st-asc.c
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@ -310,7 +310,7 @@ static void asc_receive_chars(struct uart_port *port)
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) {