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of/irq: simplify args to irq_create_of_mapping

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All the callers of irq_create_of_mapping() pass the contents of a struct
of_phandle_args structure to the function. Since all the callers already
have an of_phandle_args pointer, why not pass it directly to
irq_create_of_mapping()?

Signed-off-by: Grant Likely <grant.likely@linaro.org>
Acked-by: Michal Simek <monstr@monstr.eu>
Acked-by: Tony Lindgren <tony@atomide.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
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 16:55:53 +01:00
parent 530210c781
commit e6d30ab1e7
16 changed files with 22 additions and 30 deletions
Download Patch File Download Diff File Expand all files Collapse all files
kernel/irq/irqdomain.c
+6 -7
View File
@@ -465,27 +465,26 @@ int irq_create_strict_mappings(struct irq_domain *domain, unsigned int irq_base,
}
EXPORT_SYMBOL_GPL(irq_create_strict_mappings);
unsigned int irq_create_of_mapping(struct device_node *controller,
const u32 *intspec, unsigned int intsize)
unsigned int irq_create_of_mapping(struct of_phandle_args *irq_data)
{
struct irq_domain *domain;
irq_hw_number_t hwirq;
unsigned int type = IRQ_TYPE_NONE;
unsigned int virq;
domain = controller ? irq_find_host(controller) : irq_default_domain;
domain = irq_data->np ? irq_find_host(irq_data->np) : irq_default_domain;
if (!domain) {
pr_warn("no irq domain found for %s !\n",
of_node_full_name(controller));
of_node_full_name(irq_data->np));
return 0;
}
/* If domain has no translation, then we assume interrupt line */
if (domain->ops->xlate == NULL)
hwirq = intspec[0];
hwirq = irq_data->args[0];
else {
if (domain->ops->xlate(domain, controller, intspec, intsize,
&hwirq, &type))
if (domain->ops->xlate(domain, irq_data->np, irq_data->args,
irq_data->args_count, &hwirq, &type))
return 0;
}