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of/irq: Move irq_of_parse_and_map() to common code

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Merge common code between PowerPC and Microblaze.  SPARC implements
irq_of_parse_and_map(), but the implementation is different, so it
does not use this code.

Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
Acked-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Michal Simek <monstr@monstr.eu>
Cc: "David S. Miller" <davem@davemloft.net>
Cc: Stephen Rothwell <sfr@canb.auug.org.au>
Cc: Jeremy Kerr <jeremy.kerr@canonical.com>
This commit is contained in:
Grant Likely
2010-06-18 11:09:59 -06:00
parent b505ff5e72
commit e387344499
13 changed files with 99 additions and 128 deletions
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28
arch/powerpc/include/asm/irq.h
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@@ -300,34 +300,6 @@ extern unsigned int irq_alloc_virt(struct irq_host *host,
*/
extern void irq_free_virt(unsigned int virq, unsigned int count);
/* -- OF helpers -- */
/**
* irq_create_of_mapping - Map a hardware interrupt into linux virq space
* @controller: Device node of the interrupt controller
* @inspec: Interrupt specifier from the device-tree
* @intsize: Size of the interrupt specifier from the device-tree
*
* This function is identical to irq_create_mapping except that it takes
* as input informations straight from the device-tree (typically the results
* of the of_irq_map_*() functions.
*/
extern unsigned int irq_create_of_mapping(struct device_node *controller,
const u32 *intspec, unsigned int intsize);
/**
* irq_of_parse_and_map - Parse and Map an interrupt into linux virq space
* @device: Device node of the device whose interrupt is to be mapped
* @index: Index of the interrupt to map
*
* This function is a wrapper that chains of_irq_map_one() and
* irq_create_of_mapping() to make things easier to callers
*/
extern unsigned int irq_of_parse_and_map(struct device_node *dev, int index);
/* -- End OF helpers -- */
/**
* irq_early_init - Init irq remapping subsystem
*/