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sparc32: introduce build_device_irq

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build_device_irq() is used to encapsulate the plaform
specific details when we build an irq.
For now the default is a simple 1:1 but sun4d differs.
This patch refactors functionality - but does not change
the existing functionality.

Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Sam Ravnborg
2011-02-25 23:01:19 -08:00
committed by David S. Miller
parent bbdc2661ea
commit 1d05995b08
4 changed files with 68 additions and 54 deletions
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4
arch/sparc/kernel/irq.h
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@@ -1,3 +1,5 @@
#include <linux/platform_device.h>
#include <asm/btfixup.h>
/*
@@ -7,6 +9,8 @@
*/
struct sparc_irq_config {
void (*init_timers)(irq_handler_t);
unsigned int (*build_device_irq)(struct platform_device *op,
unsigned int real_irq);
};
extern struct sparc_irq_config sparc_irq_config;