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Diffstat (limited to 'include/linux/mfd/wm831x/core.h')
-rw-r--r--include/linux/mfd/wm831x/core.h21
1 files changed, 21 insertions, 0 deletions
diff --git a/include/linux/mfd/wm831x/core.h b/include/linux/mfd/wm831x/core.h
index d90e693053ba..b96c9355b16e 100644
--- a/include/linux/mfd/wm831x/core.h
+++ b/include/linux/mfd/wm831x/core.h
@@ -15,6 +15,9 @@
#ifndef __MFD_WM831X_CORE_H__
#define __MFD_WM831X_CORE_H__
+#include <linux/interrupt.h>
+#include <linux/workqueue.h>
+
/*
* Register values.
*/
@@ -224,6 +227,13 @@ struct wm831x {
void *control_data;
+ int irq; /* Our chip IRQ */
+ struct mutex irq_lock;
+ struct workqueue_struct *irq_wq;
+ struct work_struct irq_work;
+ unsigned int irq_base;
+ int irq_masks[5];
+
/* The WM831x has a security key blocking access to certain
* registers. The mutex is taken by the accessors for locking
* and unlocking the security key, locked is used to fail
@@ -244,4 +254,15 @@ int wm831x_set_bits(struct wm831x *wm831x, unsigned short reg,
int wm831x_bulk_read(struct wm831x *wm831x, unsigned short reg,
int count, u16 *buf);
+int wm831x_irq_init(struct wm831x *wm831x, int irq);
+void wm831x_irq_exit(struct wm831x *wm831x);
+
+int __must_check wm831x_request_irq(struct wm831x *wm831x,
+ unsigned int irq, irq_handler_t handler,
+ unsigned long flags, const char *name,
+ void *dev);
+void wm831x_free_irq(struct wm831x *wm831x, unsigned int, void *);
+void wm831x_disable_irq(struct wm831x *wm831x, int irq);
+void wm831x_enable_irq(struct wm831x *wm831x, int irq);
+
#endif