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irqdomain: Get rid of irq_create_strict_mappings()

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No user of this helper is left, remove it.

Signed-off-by: Marc Zyngier <maz@kernel.org>
This commit is contained in:
Marc Zyngier 2021-04-02 16:02:37 +01:00
parent 5f8b938bd7
commit 1a0b05e435
2 changed files with 0 additions and 35 deletions
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3
include/linux/irqdomain.h
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@ -415,9 +415,6 @@ static inline unsigned int irq_linear_revmap(struct irq_domain *domain,
extern unsigned int irq_find_mapping(struct irq_domain *host,
irq_hw_number_t hwirq);
extern unsigned int irq_create_direct_mapping(struct irq_domain *host);
extern int irq_create_strict_mappings(struct irq_domain *domain,
unsigned int irq_base,
irq_hw_number_t hwirq_base, int count);
extern const struct irq_domain_ops irq_domain_simple_ops;

32
kernel/irq/irqdomain.c
View file

@ -703,38 +703,6 @@ unsigned int irq_create_mapping_affinity(struct irq_domain *domain,
}
EXPORT_SYMBOL_GPL(irq_create_mapping_affinity);
/**
* irq_create_strict_mappings() - Map a range of hw irqs to fixed linux irqs
* @domain: domain owning the interrupt range
* @irq_base: beginning of linux IRQ range
* @hwirq_base: beginning of hardware IRQ range
* @count: Number of interrupts to map
*
* This routine is used for allocating and mapping a range of hardware
* irqs to linux irqs where the linux irq numbers are at pre-defined
* locations. For use by controllers that already have static mappings
* to insert in to the domain.
*
* 0 is returned upon success, while any failure to establish a static
* mapping is treated as an error.
*/
int irq_create_strict_mappings(struct irq_domain *domain, unsigned int irq_base,
irq_hw_number_t hwirq_base, int count)
{
struct device_node *of_node;
int ret;
of_node = irq_domain_get_of_node(domain);
ret = irq_alloc_descs(irq_base, irq_base, count,
of_node_to_nid(of_node));
if (unlikely(ret < 0))
return ret;
irq_domain_associate_many(domain, irq_base, hwirq_base, count);
return 0;
}
EXPORT_SYMBOL_GPL(irq_create_strict_mappings);
static int irq_domain_translate(struct irq_domain *d,
struct irq_fwspec *fwspec,
irq_hw_number_t *hwirq, unsigned int *type)