public inbox for alsa-devel@alsa-project.org
 help / color / mirror / Atom feed
* [PATCH] ASoC: OMAP4: mcpdm: Fix IRQ handling
@ 2011-08-05  9:04 Peter Ujfalusi
  2011-08-05  9:21 ` Mark Brown
  0 siblings, 1 reply; 2+ messages in thread
From: Peter Ujfalusi @ 2011-08-05  9:04 UTC (permalink / raw)
  To: Liam Girdwood, Mark Brown; +Cc: alsa-devel

Use the correct variable holding the IRQ reason flags
to check the reason for the interrupt.

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
---

Hello Liam,

this patch as well with my previous series for McPDM can go for 3.1,
since this is fixing the interrupt handler function.

Regards,
Peter

 sound/soc/omap/mcpdm.c |   14 ++++++--------
 1 files changed, 6 insertions(+), 8 deletions(-)

diff --git a/sound/soc/omap/mcpdm.c b/sound/soc/omap/mcpdm.c
index 1594fe0..9746a49 100644
--- a/sound/soc/omap/mcpdm.c
+++ b/sound/soc/omap/mcpdm.c
@@ -283,41 +283,39 @@ static irqreturn_t omap_mcpdm_irq_handler(int irq, void *dev_id)
 	/* Acknowledge irq event */
 	omap_mcpdm_write(MCPDM_IRQSTATUS, irq_status);
 
-	if (irq & MCPDM_DN_IRQ_FULL) {
+	if (irq_status & MCPDM_DN_IRQ_FULL) {
 		dev_err(mcpdm_irq->dev, "DN FIFO error %x\n", irq_status);
 		omap_mcpdm_reset_playback(1);
 		omap_mcpdm_playback_open(mcpdm_irq->downlink);
 		omap_mcpdm_reset_playback(0);
 	}
 
-	if (irq & MCPDM_DN_IRQ_EMPTY) {
+	if (irq_status & MCPDM_DN_IRQ_EMPTY) {
 		dev_err(mcpdm_irq->dev, "DN FIFO error %x\n", irq_status);
 		omap_mcpdm_reset_playback(1);
 		omap_mcpdm_playback_open(mcpdm_irq->downlink);
 		omap_mcpdm_reset_playback(0);
 	}
 
-	if (irq & MCPDM_DN_IRQ) {
+	if (irq_status & MCPDM_DN_IRQ)
 		dev_dbg(mcpdm_irq->dev, "DN write request\n");
-	}
 
-	if (irq & MCPDM_UP_IRQ_FULL) {
+	if (irq_status & MCPDM_UP_IRQ_FULL) {
 		dev_err(mcpdm_irq->dev, "UP FIFO error %x\n", irq_status);
 		omap_mcpdm_reset_capture(1);
 		omap_mcpdm_capture_open(mcpdm_irq->uplink);
 		omap_mcpdm_reset_capture(0);
 	}
 
-	if (irq & MCPDM_UP_IRQ_EMPTY) {
+	if (irq_status & MCPDM_UP_IRQ_EMPTY) {
 		dev_err(mcpdm_irq->dev, "UP FIFO error %x\n", irq_status);
 		omap_mcpdm_reset_capture(1);
 		omap_mcpdm_capture_open(mcpdm_irq->uplink);
 		omap_mcpdm_reset_capture(0);
 	}
 
-	if (irq & MCPDM_UP_IRQ) {
+	if (irq_status & MCPDM_UP_IRQ)
 		dev_dbg(mcpdm_irq->dev, "UP write request\n");
-	}
 
 	return IRQ_HANDLED;
 }
-- 
1.7.6

^ permalink raw reply related	[flat|nested] 2+ messages in thread

* Re: [PATCH] ASoC: OMAP4: mcpdm: Fix IRQ handling
  2011-08-05  9:04 [PATCH] ASoC: OMAP4: mcpdm: Fix IRQ handling Peter Ujfalusi
@ 2011-08-05  9:21 ` Mark Brown
  0 siblings, 0 replies; 2+ messages in thread
From: Mark Brown @ 2011-08-05  9:21 UTC (permalink / raw)
  To: Peter Ujfalusi; +Cc: alsa-devel, Liam Girdwood

On Fri, Aug 05, 2011 at 12:04:54PM +0300, Peter Ujfalusi wrote:
> Use the correct variable holding the IRQ reason flags
> to check the reason for the interrupt.
> 
> Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>

Acked-by: Mark Brown <broonie@opensource.wolfsonmicro.com>

^ permalink raw reply	[flat|nested] 2+ messages in thread

end of thread, other threads:[~2011-08-05  9:21 UTC | newest]

Thread overview: 2+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2011-08-05  9:04 [PATCH] ASoC: OMAP4: mcpdm: Fix IRQ handling Peter Ujfalusi
2011-08-05  9:21 ` Mark Brown

This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox