linux-kernel - [PATCH] genirq: Export IRQ functions for module use

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Date:	Thu,  3 Mar 2016 21:56:52 +0700
From:	Quan Nguyen <qnguyen@....com>
To:	qnguyen@....com, Loc Ho <lho@....com>, Phong Vo <pvo@....com>,
	Keyur Chudgar <kchudgar@....com>,
	Thomas Gleixner <tglx@...utronix.de>,
	Jiang Liu <jiang.liu@...ux.intel.com>,
	Marc Zyngier <marc.zyngier@....com>,
	linux-kernel@...r.kernel.org
Cc:	patches@....com
Subject: [PATCH] genirq: Export IRQ functions for module use

Export list of functions below to build gpio-xgene-sb driver as module
+ irq_chip_*_parent()
+ irq_domain_create_hierarchy(),
+ irq_domain_set_hwirq_and_chip(),
+ irq_domain_reset_irq_data(),
+ irq_domain_alloc/free_irqs_parent()

Signed-off-by: Quan Nguyen <qnguyen@....com>
Link: https://lists.01.org/pipermail/kbuild-all/2016-February/017914.html
---
 kernel/irq/chip.c      | 4 ++++
 kernel/irq/irqdomain.c | 5 +++++
 2 files changed, 9 insertions(+)

diff --git a/kernel/irq/chip.c b/kernel/irq/chip.c
index 5797909..2f9f2b0 100644
--- a/kernel/irq/chip.c
+++ b/kernel/irq/chip.c
@@ -961,6 +961,7 @@ void irq_chip_mask_parent(struct irq_data *data)
 	data = data->parent_data;
 	data->chip->irq_mask(data);
 }
+EXPORT_SYMBOL_GPL(irq_chip_mask_parent);
 
 /**
  * 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->chip->irq_unmask(data);
 }
+EXPORT_SYMBOL_GPL(irq_chip_unmask_parent);
 
 /**
  * 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->chip->irq_eoi(data);
 }
+EXPORT_SYMBOL_GPL(irq_chip_eoi_parent);
 
 /**
  * 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;
 }
+EXPORT_SYMBOL_GPL(irq_chip_set_type_parent);
 
 /**
  * irq_chip_retrigger_hierarchy - Retrigger an interrupt in hardware
diff --git a/kernel/irq/irqdomain.c b/kernel/irq/irqdomain.c
index 3e56d2f0..3829bd7 100644
--- a/kernel/irq/irqdomain.c
+++ b/kernel/irq/irqdomain.c
@@ -895,6 +895,7 @@ struct irq_domain *irq_domain_create_hierarchy(struct irq_domain *parent,
 
 	return domain;
 }
+EXPORT_SYMBOL_GPL(irq_domain_create_hierarchy);
 
 static void irq_domain_insert_irq(int virq)
 {
@@ -1045,6 +1046,7 @@ int irq_domain_set_hwirq_and_chip(struct irq_domain *domain, unsigned int virq,
 
 	return 0;
 }
+EXPORT_SYMBOL_GPL(irq_domain_set_hwirq_and_chip);
 
 /**
  * irq_domain_set_info - Set the complete data for a @virq in @domain
@@ -1078,6 +1080,7 @@ void irq_domain_reset_irq_data(struct irq_data *irq_data)
 	irq_data->chip = &no_irq_chip;
 	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
@@ -1275,6 +1278,7 @@ int irq_domain_alloc_irqs_parent(struct irq_domain *domain,
 						       nr_irqs, arg);
 	return -ENOSYS;
 }
+EXPORT_SYMBOL_GPL(irq_domain_alloc_irqs_parent);
 
 /**
  * irq_domain_free_irqs_parent - Free interrupts from parent domain
@@ -1292,6 +1296,7 @@ void irq_domain_free_irqs_parent(struct irq_domain *domain,
 		irq_domain_free_irqs_recursive(domain->parent, irq_base,
 					       nr_irqs);
 }
+EXPORT_SYMBOL_GPL(irq_domain_free_irqs_parent);
 
 /**
  * irq_domain_activate_irq - Call domain_ops->activate recursively to activate
-- 
1.7.12.4