[tip:irq/core] irqchip/vic: Consolidate chained IRQ handler install/remove

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Commit-ID:  9f2135419ffb7601b6642147ae0e6ccc19a7d5be
Gitweb:     http://git.kernel.org/tip/9f2135419ffb7601b6642147ae0e6ccc19a7d5be
Author:     Thomas Gleixner <tglx@xxxxxxxxxxxxx>
AuthorDate: Sun, 21 Jun 2015 21:11:00 +0200
Committer:  Thomas Gleixner <tglx@xxxxxxxxxxxxx>
CommitDate: Sat, 11 Jul 2015 23:14:27 +0200

irqchip/vic: Consolidate chained IRQ handler install/remove

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:

@@
expression E1, E2, E3;
@@
(
-if (irq_set_handler_data(E1, E2) != 0)
-   BUG();
|
-irq_set_handler_data(E1, E2);
)
-irq_set_chained_handler(E1, E3);
+irq_set_chained_handler_and_data(E1, E3, E2);

@@
expression E1, E2, E3;
@@
(
-if (irq_set_handler_data(E1, E2) != 0)
-   BUG();
...
|
-irq_set_handler_data(E1, E2);
...
)
-irq_set_chained_handler(E1, E3);
+irq_set_chained_handler_and_data(E1, E3, E2);

Reported-by: Russell King <rmk+kernel@xxxxxxxxxxxxxxxx>
Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Cc: Julia Lawall <Julia.Lawall@xxxxxxx>
Cc: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Cc: Jason Cooper <jason@xxxxxxxxxxxxxx>
---
 drivers/irqchip/irq-vic.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/irqchip/irq-vic.c b/drivers/irqchip/irq-vic.c
index 4cd65c1..03846df 100644
--- a/drivers/irqchip/irq-vic.c
+++ b/drivers/irqchip/irq-vic.c
@@ -296,8 +296,8 @@ static void __init vic_register(void __iomem *base, unsigned int parent_irq,
 	vic_id++;
 
 	if (parent_irq) {
-		irq_set_handler_data(parent_irq, v);
-		irq_set_chained_handler(parent_irq, vic_handle_irq_cascaded);
+		irq_set_chained_handler_and_data(parent_irq,
+						 vic_handle_irq_cascaded, v);
 	}
 
 	v->domain = irq_domain_add_simple(node, fls(valid_sources), irq,
--
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