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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@arm.linux.org.uk>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Cc: Julia Lawall <Julia.Lawall@lip6.fr>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Jason Cooper <jason@lakedaemon.net>
Cc: Maxime Ripard <maxime.ripard@free-electrons.com>
Cc: linux-arm-kernel@lists.infradead.org
This commit is contained in:
Thomas Gleixner 2015-06-21 21:10:58 +02:00
parent 07d22c23d6
commit 3200a71207
1 changed files with 1 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
drivers/irqchip/irq-sunxi-nmi.c
View File

@ -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;