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char/serial: serial_ioport_write: Factor out common code

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These three lines are common to both FIFO and regular mode. Just factor
them out to outside the if rather than replicate the same lines inside
both if and else.

Cc: qemu-trivial@nongnu.org

Signed-off-by: Peter Crosthwaite <peter.crosthwaite@xilinx.com>
Reviewed-by: Andreas Färber <afaerber@suse.de>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
This commit is contained in:
Peter Crosthwaite 2013-06-03 15:14:48 +10:00 committed by Michael Tokarev
parent 8e8638fa87
commit b5601df762
1 changed files with 3 additions and 7 deletions
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10
hw/char/serial.c
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@ -285,15 +285,11 @@ static void serial_ioport_write(void *opaque, hwaddr addr, uint64_t val,
fifo8_pop(&s->xmit_fifo);
}
fifo8_push(&s->xmit_fifo, s->thr);
s->thr_ipending = 0;
s->lsr &= ~UART_LSR_TEMT;
s->lsr &= ~UART_LSR_THRE;
serial_update_irq(s);
} else {
s->thr_ipending = 0;
s->lsr &= ~UART_LSR_THRE;
serial_update_irq(s);
}
s->thr_ipending = 0;
s->lsr &= ~UART_LSR_THRE;
serial_update_irq(s);
serial_xmit(NULL, G_IO_OUT, s);
}
break;