[PATCH] cx18: direct dereferencing of iomem

From: Al Viro
Date: Tue May 20 2008 - 20:35:16 EST



Signed-off-by: Al Viro <viro@xxxxxxxxxxxxxxxxxx>
---
drivers/media/video/cx18/cx18-irq.c | 10 ++++++----
1 files changed, 6 insertions(+), 4 deletions(-)

diff --git a/drivers/media/video/cx18/cx18-irq.c b/drivers/media/video/cx18/cx18-irq.c
index 0590d71..25114a5 100644
--- a/drivers/media/video/cx18/cx18-irq.c
+++ b/drivers/media/video/cx18/cx18-irq.c
@@ -161,13 +161,15 @@ irqreturn_t cx18_irq_handler(int irq, void *dev_id)
*/

if (sw2) {
- if (sw2 & (cx->scb->cpu2hpu_irq_ack | cx->scb->cpu2epu_irq_ack))
+ if (sw2 & (readl(&cx->scb->cpu2hpu_irq_ack) |
+ readl(&cx->scb->cpu2epu_irq_ack)))
wake_up(&cx->mb_cpu_waitq);
- if (sw2 & (cx->scb->apu2hpu_irq_ack | cx->scb->apu2epu_irq_ack))
+ if (sw2 & (readl(&cx->scb->apu2hpu_irq_ack) |
+ readl(&cx->scb->apu2epu_irq_ack)))
wake_up(&cx->mb_apu_waitq);
- if (sw2 & cx->scb->epu2hpu_irq_ack)
+ if (sw2 & readl(&cx->scb->epu2hpu_irq_ack))
wake_up(&cx->mb_epu_waitq);
- if (sw2 & cx->scb->hpu2epu_irq_ack)
+ if (sw2 & readl(&cx->scb->hpu2epu_irq_ack))
wake_up(&cx->mb_hpu_waitq);
}

--
1.5.3.GIT


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