omap: mailbox: OMAP4 Mailbox-driver Patch to support tasklet implementation
This patch uses a tasklet implementation for
sending mailbox messages.
Signed-off-by: C A Subramaniam <subramaniam.ca@ti.com>
Signed-off-by: Ramesh Gupta G <grgupta@ti.com>
Signed-off-by: Hiroshi DOYU <Hiroshi.DOYU@nokia.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
diff --git a/arch/arm/plat-omap/include/plat/mailbox.h b/arch/arm/plat-omap/include/plat/mailbox.h
index bf06953..729166b 100644
--- a/arch/arm/plat-omap/include/plat/mailbox.h
+++ b/arch/arm/plat-omap/include/plat/mailbox.h
@@ -6,6 +6,7 @@
#include <linux/wait.h>
#include <linux/workqueue.h>
#include <linux/blkdev.h>
+#include <linux/interrupt.h>
typedef u32 mbox_msg_t;
struct omap_mbox;
@@ -28,8 +29,10 @@
int (*fifo_empty)(struct omap_mbox *mbox);
int (*fifo_full)(struct omap_mbox *mbox);
/* irq */
- void (*enable_irq)(struct omap_mbox *mbox, omap_mbox_irq_t irq);
- void (*disable_irq)(struct omap_mbox *mbox, omap_mbox_irq_t irq);
+ void (*enable_irq)(struct omap_mbox *mbox,
+ omap_mbox_irq_t irq);
+ void (*disable_irq)(struct omap_mbox *mbox,
+ omap_mbox_irq_t irq);
void (*ack_irq)(struct omap_mbox *mbox, omap_mbox_irq_t irq);
int (*is_irq)(struct omap_mbox *mbox, omap_mbox_irq_t irq);
/* ctx */
@@ -41,6 +44,7 @@
spinlock_t lock;
struct request_queue *queue;
struct work_struct work;
+ struct tasklet_struct tasklet;
int (*callback)(void *);
struct omap_mbox *mbox;
};