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of/irq: Replace of_irq with of_phandle_args

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struct of_irq and struct of_phandle_args are exactly the same structure.
This patch makes the kernel use of_phandle_args everywhere. This in
itself isn't a big deal, but it makes some follow-on patches simpler.

Signed-off-by: Grant Likely <grant.likely@linaro.org>
Acked-by: Michal Simek <monstr@monstr.eu>
Acked-by: Tony Lindgren <tony@atomide.com>
Cc: Russell King <linux@arm.linux.org.uk>
Cc: Ralf Baechle <ralf@linux-mips.org>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
This commit is contained in:
Grant Likely 2013-09-15 16:39:11 +01:00
parent 0c02c8007e
commit 530210c781
19 changed files with 58 additions and 88 deletions
Download patch file Download diff file Expand all files Collapse all files

24
include/linux/of_irq.h
View file

@ -8,22 +8,6 @@
#include <linux/ioport.h>
#include <linux/of.h>
/**
* of_irq - container for device_node/irq_specifier pair for an irq controller
* @controller: pointer to interrupt controller device tree node
* @size: size of interrupt specifier
* @specifier: array of cells @size long specifing the specific interrupt
*
* This structure is returned when an interrupt is mapped. The controller
* field needs to be put() after use
*/
#define OF_MAX_IRQ_SPEC 4 /* We handle specifiers of at most 4 cells */
struct of_irq {
struct device_node *controller; /* Interrupt controller node */
u32 size; /* Specifier size */
u32 specifier[OF_MAX_IRQ_SPEC]; /* Specifier copy */
};
typedef int (*of_irq_init_cb_t)(struct device_node *, struct device_node *);
/*
@ -36,12 +20,12 @@ typedef int (*of_irq_init_cb_t)(struct device_node *, struct device_node *);
extern unsigned int of_irq_workarounds;
extern struct device_node *of_irq_dflt_pic;
extern int of_irq_parse_oldworld(struct device_node *device, int index,
struct of_irq *out_irq);
struct of_phandle_args *out_irq);
#else /* CONFIG_PPC32 && CONFIG_PPC_PMAC */
#define of_irq_workarounds (0)
#define of_irq_dflt_pic (NULL)
static inline int of_irq_parse_oldworld(struct device_node *device, int index,
struct of_irq *out_irq)
struct of_phandle_args *out_irq)
{
return -EINVAL;
}
@ -50,9 +34,9 @@ static inline int of_irq_parse_oldworld(struct device_node *device, int index,
extern int of_irq_parse_raw(struct device_node *parent, const __be32 *intspec,
u32 ointsize, const __be32 *addr,
struct of_irq *out_irq);
struct of_phandle_args *out_irq);
extern int of_irq_parse_one(struct device_node *device, int index,
struct of_irq *out_irq);
struct of_phandle_args *out_irq);
extern unsigned int irq_create_of_mapping(struct device_node *controller,
const u32 *intspec,
unsigned int intsize);