[tip:irq/core] irqchip/sunxi-nmi: Consolidate chained IRQ handler install/remove

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Commit-ID:  3200a71207c7d4ec4e961c0ef7ac50361de30e9a
Gitweb:     http://git.kernel.org/tip/3200a71207c7d4ec4e961c0ef7ac50361de30e9a
Author:     Thomas Gleixner <tglx@xxxxxxxxxxxxx>
AuthorDate: Sun, 21 Jun 2015 21:10:58 +0200
Committer:  Thomas Gleixner <tglx@xxxxxxxxxxxxx>
CommitDate: Sat, 11 Jul 2015 23:14:26 +0200

irqchip/sunxi-nmi: 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>
Cc: Maxime Ripard <maxime.ripard@xxxxxxxxxxxxxxxxxx>
Cc: linux-arm-kernel@xxxxxxxxxxxxxxxxxxx
---
 drivers/irqchip/irq-sunxi-nmi.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/irqchip/irq-sunxi-nmi.c b/drivers/irqchip/irq-sunxi-nmi.c
index 2fb8c0e..9186a11 100644
--- a/drivers/irqchip/irq-sunxi-nmi.c
+++ b/drivers/irqchip/irq-sunxi-nmi.c
@@ -182,8 +182,7 @@ static int __init sunxi_sc_nmi_irq_init(struct device_node *node,
 	sunxi_sc_nmi_write(gc, reg_offs->enable, 0);
 	sunxi_sc_nmi_write(gc, reg_offs->pend, 0x1);
 
-	irq_set_handler_data(irq, domain);
-	irq_set_chained_handler(irq, sunxi_sc_nmi_handle_irq);
+	irq_set_chained_handler_and_data(irq, sunxi_sc_nmi_handle_irq, domain);
 
 	return 0;
 
--
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