use the new irq_chip added to retu.c.
Signed-off-by: Felipe Balbi <balbi@xxxxxx>
---
drivers/cbus/Makefile | 2 +-
drivers/cbus/retu-headset.c | 22 ++++++++++++----------
2 files changed, 13 insertions(+), 11 deletions(-)
diff --git a/drivers/cbus/Makefile b/drivers/cbus/Makefile
index 3375b82..841bed5 100644
--- a/drivers/cbus/Makefile
+++ b/drivers/cbus/Makefile
@@ -12,4 +12,4 @@ obj-$(CONFIG_CBUS_TAHVO_USER) += tahvo-user.o
#obj-$(CONFIG_CBUS_RETU_POWERBUTTON) += retu-pwrbutton.o
#obj-$(CONFIG_CBUS_RETU_RTC) += retu-rtc.o
#obj-$(CONFIG_CBUS_RETU_WDT) += retu-wdt.o
-#obj-$(CONFIG_CBUS_RETU_HEADSET) += retu-headset.o
+obj-$(CONFIG_CBUS_RETU_HEADSET) += retu-headset.o
diff --git a/drivers/cbus/retu-headset.c b/drivers/cbus/retu-headset.c
index f5fb50c..2aa4d30 100644
--- a/drivers/cbus/retu-headset.c
+++ b/drivers/cbus/retu-headset.c
@@ -22,6 +22,8 @@
#include <linux/module.h>
#include <linux/init.h>
#include <linux/kernel.h>
+#include <linux/irq.h>
+#include <linux/interrupt.h>
#include <linux/slab.h>
#include <linux/delay.h>
#include <linux/input.h>
@@ -84,7 +86,6 @@ static void retu_headset_det_enable(struct retu_headset *hs)
if (!hs->detection_enabled) {
hs->detection_enabled = 1;
retu_set_clear_reg_bits(RETU_REG_CC1, (1 << 10) | (1 << 8), 0);
- retu_enable_irq(RETU_INT_HOOK);
}
mutex_unlock(&hs->mutex);
}
@@ -96,7 +97,6 @@ static void retu_headset_det_disable(struct retu_headset *hs)
mutex_lock(&hs->mutex);
if (hs->detection_enabled) {
hs->detection_enabled = 0;
- retu_disable_irq(RETU_INT_HOOK);
del_timer_sync(&hs->enable_timer);
del_timer_sync(&hs->detect_timer);
spin_lock_irqsave(&hs->lock, flags);
@@ -177,12 +177,11 @@ static DEVICE_ATTR(enable_det, S_IRUGO | S_IWUSR | S_IWGRP,
retu_headset_enable_det_show,
retu_headset_enable_det_store);
-static void retu_headset_hook_interrupt(unsigned long arg)
+static irqreturn_t retu_headset_hook_interrupt(int irq, void *_hs)
{
- struct retu_headset *hs = (struct retu_headset *) arg;
- unsigned long flags;
+ struct retu_headset *hs = _hs;
+ unsigned long flags;
- retu_ack_irq(RETU_INT_HOOK);
spin_lock_irqsave(&hs->lock, flags);
if (!hs->pressed) {
/* Headset button was just pressed down. */
@@ -192,6 +191,8 @@ static void retu_headset_hook_interrupt(unsigned long arg)
spin_unlock_irqrestore(&hs->lock, flags);
retu_set_clear_reg_bits(RETU_REG_CC1, 0, (1 << 10) | (1 << 8));
mod_timer(&hs->enable_timer, jiffies + msecs_to_jiffies(50));
+
+ return IRQ_HANDLED;
}
static void retu_headset_enable_timer(unsigned long arg)
@@ -257,13 +258,13 @@ static int __init retu_headset_probe(struct platform_device *pdev)
setup_timer(&hs->detect_timer, retu_headset_detect_timer,
(unsigned long) hs);
- r = retu_request_irq(RETU_INT_HOOK, retu_headset_hook_interrupt,
- (unsigned long) hs, "hookdet");
+ r = request_threaded_irq(RETU_INT_HOOK, NULL,
+ retu_headset_hook_interrupt, 0, "hookdet", hs);
if (r != 0) {
dev_err(&pdev->dev, "hookdet IRQ not available\n");
goto err6;
}
- retu_disable_irq(RETU_INT_HOOK);
+
return 0;
err6:
device_remove_file(&pdev->dev, &dev_attr_enable_det);
@@ -289,9 +290,10 @@ static int retu_headset_remove(struct platform_device *pdev)
device_remove_file(&pdev->dev, &dev_attr_enable_det);
retu_headset_disable(hs);
retu_headset_det_disable(hs);
- retu_free_irq(RETU_INT_HOOK);
+ free_irq(RETU_INT_HOOK, hs);
input_unregister_device(hs->idev);
input_free_device(hs->idev);
+
return 0;
}
--
1.7.4.rc2
--
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