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authorIngo Molnar <mingo@elte.hu>2009-08-24 12:25:44 +0200
committerIngo Molnar <mingo@elte.hu>2009-08-24 12:25:54 +0200
commit5f9ece02401116b29eb04396b99ea092acb75dd8 (patch)
treee10386e2dc63c275646b4eb0bed857da7bf86c6a /drivers/serial/sh-sci.c
parent9f51e24ee8b5a1595b6a5ac0c2be278a16488e75 (diff)
parent422bef879e84104fee6dc68ded0e371dbeb5f88e (diff)
Merge commit 'v2.6.31-rc7' into x86/cleanups
Merge reason: we were on -rc1 before - go up to -rc7 Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'drivers/serial/sh-sci.c')
-rw-r--r--drivers/serial/sh-sci.c11
1 files changed, 6 insertions, 5 deletions
diff --git a/drivers/serial/sh-sci.c b/drivers/serial/sh-sci.c
index 66f52674ca0c..8e2feb563347 100644
--- a/drivers/serial/sh-sci.c
+++ b/drivers/serial/sh-sci.c
@@ -707,24 +707,25 @@ static irqreturn_t sci_br_interrupt(int irq, void *ptr)
static irqreturn_t sci_mpxed_interrupt(int irq, void *ptr)
{
- unsigned short ssr_status, scr_status;
+ unsigned short ssr_status, scr_status, err_enabled;
struct uart_port *port = ptr;
irqreturn_t ret = IRQ_NONE;
ssr_status = sci_in(port, SCxSR);
scr_status = sci_in(port, SCSCR);
+ 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) && (scr_status & SCI_CTRL_FLAGS_REIE))
+ if ((ssr_status & SCxSR_ERRORS(port)) && err_enabled)
ret = sci_er_interrupt(irq, ptr);
/* Break Interrupt */
- if ((ssr_status & 0x0010) && (scr_status & SCI_CTRL_FLAGS_REIE))
+ if ((ssr_status & SCxSR_BRK(port)) && err_enabled)
ret = sci_br_interrupt(irq, ptr);
return ret;