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genirq: Export IRQ functions for module use

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Export irq_chip_*_parent(), irq_domain_create_hierarchy(),
irq_domain_set_hwirq_and_chip(), irq_domain_reset_irq_data(),
irq_domain_alloc/free_irqs_parent()

So gpio drivers can be built as modules. First user: gpio-xgene-sb

Signed-off-by: Quan Nguyen <qnguyen@apm.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Cc: Phong Vo <pvo@apm.com>
Cc: Marc Zyngier <marc.zyngier@arm.com>
Cc: patches@apm.com
Cc: Loc Ho <lho@apm.com>
Cc: Keyur Chudgar <kchudgar@apm.com>
Cc: Jiang Liu <jiang.liu@linux.intel.com>
Link: https://lists.01.org/pipermail/kbuild-all/2016-February/017914.html
Link: http://lkml.kernel.org/r/1457017012-10628-1-git-send-email-qnguyen@apm.com
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
This commit is contained in:
Quan Nguyen 2016-03-03 21:56:52 +07:00 committed by Thomas Gleixner
parent f49e0eb221
commit 52b2a05fa7
2 changed files with 9 additions and 0 deletions
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4
kernel/irq/chip.c
View File

@ -961,6 +961,7 @@ void irq_chip_mask_parent(struct irq_data *data)
data = data->parent_data; data = data->parent_data;
data->chip->irq_mask(data); data->chip->irq_mask(data);
} }
EXPORT_SYMBOL_GPL(irq_chip_mask_parent);
/** /**
* irq_chip_unmask_parent - Unmask the parent interrupt * irq_chip_unmask_parent - Unmask the parent interrupt
@ -971,6 +972,7 @@ void irq_chip_unmask_parent(struct irq_data *data)
data = data->parent_data; data = data->parent_data;
data->chip->irq_unmask(data); data->chip->irq_unmask(data);
} }
EXPORT_SYMBOL_GPL(irq_chip_unmask_parent);
/** /**
* irq_chip_eoi_parent - Invoke EOI on the parent interrupt * irq_chip_eoi_parent - Invoke EOI on the parent interrupt
@ -981,6 +983,7 @@ void irq_chip_eoi_parent(struct irq_data *data)
data = data->parent_data; data = data->parent_data;
data->chip->irq_eoi(data); data->chip->irq_eoi(data);
} }
EXPORT_SYMBOL_GPL(irq_chip_eoi_parent);
/** /**
* irq_chip_set_affinity_parent - Set affinity on the parent interrupt * irq_chip_set_affinity_parent - Set affinity on the parent interrupt
@ -1016,6 +1019,7 @@ int irq_chip_set_type_parent(struct irq_data *data, unsigned int type)
return -ENOSYS; return -ENOSYS;
} }
EXPORT_SYMBOL_GPL(irq_chip_set_type_parent);
/** /**
* irq_chip_retrigger_hierarchy - Retrigger an interrupt in hardware * irq_chip_retrigger_hierarchy - Retrigger an interrupt in hardware

5
kernel/irq/irqdomain.c
View File

@ -893,6 +893,7 @@ struct irq_domain *irq_domain_create_hierarchy(struct irq_domain *parent,
return domain; return domain;
} }
EXPORT_SYMBOL_GPL(irq_domain_create_hierarchy);
static void irq_domain_insert_irq(int virq) static void irq_domain_insert_irq(int virq)
{ {
@ -1043,6 +1044,7 @@ int irq_domain_set_hwirq_and_chip(struct irq_domain *domain, unsigned int virq,
return 0; return 0;
} }
EXPORT_SYMBOL_GPL(irq_domain_set_hwirq_and_chip);
/** /**
* irq_domain_set_info - Set the complete data for a @virq in @domain * irq_domain_set_info - Set the complete data for a @virq in @domain
@ -1076,6 +1078,7 @@ void irq_domain_reset_irq_data(struct irq_data *irq_data)
irq_data->chip = &no_irq_chip; irq_data->chip = &no_irq_chip;
irq_data->chip_data = NULL; irq_data->chip_data = NULL;
} }
EXPORT_SYMBOL_GPL(irq_domain_reset_irq_data);
/** /**
* irq_domain_free_irqs_common - Clear irq_data and free the parent * irq_domain_free_irqs_common - Clear irq_data and free the parent
@ -1273,6 +1276,7 @@ int irq_domain_alloc_irqs_parent(struct irq_domain *domain,
nr_irqs, arg); nr_irqs, arg);
return -ENOSYS; return -ENOSYS;
} }
EXPORT_SYMBOL_GPL(irq_domain_alloc_irqs_parent);
/** /**
* irq_domain_free_irqs_parent - Free interrupts from parent domain * irq_domain_free_irqs_parent - Free interrupts from parent domain
@ -1290,6 +1294,7 @@ void irq_domain_free_irqs_parent(struct irq_domain *domain,
irq_domain_free_irqs_recursive(domain->parent, irq_base, irq_domain_free_irqs_recursive(domain->parent, irq_base,
nr_irqs); nr_irqs);
} }
EXPORT_SYMBOL_GPL(irq_domain_free_irqs_parent);
/** /**
* irq_domain_activate_irq - Call domain_ops->activate recursively to activate * irq_domain_activate_irq - Call domain_ops->activate recursively to activate