serial: sh-sci: fix sci interrupt handler

Fix up the error bit handling on SCI ports.

Signed-off-by: SUGIOKA Toshinobu <sugioka@itonet.co.jp>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>

diff --git a/drivers/serial/sh-sci.c b/drivers/serial/sh-sci.c
index 12bd646..8e2feb5 100644 (file)
--- a/drivers/serial/sh-sci.c
+++ b/drivers/serial/sh-sci.c
@@ -716,16 +716,16 @@ static irqreturn_t sci_mpxed_interrupt(int irq, void *ptr)
        err_enabled = scr_status & (SCI_CTRL_FLAGS_REIE | SCI_CTRL_FLAGS_RIE);
 
        /* Tx Interrupt */
-       if ((ssr_status & 0x0020) && (scr_status & SCI_CTRL_FLAGS_TIE))
+       if ((ssr_status & SCxSR_TDxE(port)) && (scr_status & SCI_CTRL_FLAGS_TIE))
                ret = sci_tx_interrupt(irq, ptr);
        /* Rx Interrupt */
-       if ((ssr_status & 0x0002) && (scr_status & SCI_CTRL_FLAGS_RIE))
+       if ((ssr_status & SCxSR_RDxF(port)) && (scr_status & SCI_CTRL_FLAGS_RIE))
                ret = sci_rx_interrupt(irq, ptr);
        /* Error Interrupt */
-       if ((ssr_status & 0x0080) && err_enabled)
+       if ((ssr_status & SCxSR_ERRORS(port)) && err_enabled)
                ret = sci_er_interrupt(irq, ptr);
        /* Break Interrupt */
-       if ((ssr_status & 0x0010) && err_enabled)
+       if ((ssr_status & SCxSR_BRK(port)) && err_enabled)
                ret = sci_br_interrupt(irq, ptr);
 
        return ret;