Jul 14 2015

mfd: tc6393xb: Consolidate chained IRQ handler install/remove 

Author: Thomas Gleixner <tglx@linutronix.de>

Chained irq handlers usually set up handler data as well. We now have
a function to set both under irq_desc->lock. Replace the two calls
with one.

Search and conversion was done with coccinelle.

Reported-by: Russell King 
Signed-off-by: Thomas Gleixner 
Signed-off-by: Lee Jones 

---
 drivers/mfd/tc6393xb.c | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)
 
diff --git a/drivers/mfd/tc6393xb.c b/drivers/mfd/tc6393xb.c
index c108472..f74777e 100644
--- a/drivers/mfd/tc6393xb.c
+++ b/drivers/mfd/tc6393xb.c
@@ -590,8 +590,8 @@ static void tc6393xb_attach_irq(struct platform_device *dev)
 	}
 
 	irq_set_irq_type(tc6393xb->irq, IRQ_TYPE_EDGE_FALLING);
-	irq_set_handler_data(tc6393xb->irq, tc6393xb);
-	irq_set_chained_handler(tc6393xb->irq, tc6393xb_irq);
+	irq_set_chained_handler_and_data(tc6393xb->irq, tc6393xb_irq,
+					 tc6393xb);
 }
 
 static void tc6393xb_detach_irq(struct platform_device *dev)
@@ -599,8 +599,7 @@ static void tc6393xb_detach_irq(struct platform_device *dev)
 	struct tc6393xb *tc6393xb = platform_get_drvdata(dev);
 	unsigned int irq, irq_base;
 
-	irq_set_chained_handler(tc6393xb->irq, NULL);
-	irq_set_handler_data(tc6393xb->irq, NULL);
+	irq_set_chained_handler_and_data(tc6393xb->irq, NULL, NULL);
 
 	irq_base = tc6393xb->irq_base;

qlambert