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[PATCH/RFC,v2,07/29] serial: sh-sci: Use SCIF_DR instead of hardcoded 1

Message ID 1437070920-28069-8-git-send-email-geert+renesas@glider.be (mailing list archive)
State RFC
Delegated to: Geert Uytterhoeven
Headers show

Commit Message

Geert Uytterhoeven July 16, 2015, 6:21 p.m. UTC 
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Acked-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
---
v2:
  - Add Acked-by.
---
 drivers/tty/serial/sh-sci.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)
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Patch

diff --git a/drivers/tty/serial/sh-sci.c b/drivers/tty/serial/sh-sci.c
index afbfcab8f19a6b99..eae2989890337ee8 100644
--- a/drivers/tty/serial/sh-sci.c
+++ b/drivers/tty/serial/sh-sci.c
@@ -960,7 +960,8 @@  static irqreturn_t sci_rx_interrupt(int irq, void *ptr)
 		}
 		serial_port_out(port, SCSCR, scr);
 		/* Clear current interrupt */
-		serial_port_out(port, SCxSR, ssr & ~(1 | SCxSR_RDxF(port)));
+		serial_port_out(port, SCxSR,
+				ssr & ~(SCIF_DR | SCxSR_RDxF(port)));
 		dev_dbg(port->dev, "Rx IRQ %lu: setup t-out in %u jiffies\n",
 			jiffies, s->rx_timeout);
 		mod_timer(&s->rx_timer, jiffies + s->rx_timeout);