linux-kernel - [irqchip: irq/irqchip-next] genirq/generic_chip: Export irq_unmap_generic

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Date:   Wed, 20 Jul 2022 11:27:37 -0000
From:   "irqchip-bot for Jianmin Lv" <tip-bot2@...utronix.de>
To:     linux-kernel@...r.kernel.org
Cc:     Jianmin Lv <lvjianmin@...ngson.cn>, Marc Zyngier <maz@...nel.org>,
        tglx@...utronix.de
Subject: [irqchip: irq/irqchip-next] genirq/generic_chip: Export
 irq_unmap_generic_chip

The following commit has been merged into the irq/irqchip-next branch of irqchip:

Commit-ID:     d319a299f4066685a787cfb89ad36fd78bb830ed
Gitweb:        https://git.kernel.org/pub/scm/linux/kernel/git/maz/arm-platforms/d319a299f4066685a787cfb89ad36fd78bb830ed
Author:        Jianmin Lv <lvjianmin@...ngson.cn>
AuthorDate:    Wed, 20 Jul 2022 18:51:23 +08:00
Committer:     Marc Zyngier <maz@...nel.org>
CommitterDate: Wed, 20 Jul 2022 12:05:55 +01:00

genirq/generic_chip: Export irq_unmap_generic_chip

Some irq controllers have to re-implement a private version for
irq_generic_chip_ops, because they have a different xlate to translate
hwirq. Export irq_unmap_generic_chip to allow reusing in drivers.

Signed-off-by: Jianmin Lv <lvjianmin@...ngson.cn>
Signed-off-by: Marc Zyngier <maz@...nel.org>
Link: https://lore.kernel.org/r/1658314292-35346-5-git-send-email-lvjianmin@loongson.cn
---
 include/linux/irq.h       | 1 +
 kernel/irq/generic-chip.c | 2 +-
 2 files changed, 2 insertions(+), 1 deletion(-)

diff --git a/include/linux/irq.h b/include/linux/irq.h
index 5053082..83a4574 100644
--- a/include/linux/irq.h
+++ b/include/linux/irq.h
@@ -1121,6 +1121,7 @@ int irq_gc_set_wake(struct irq_data *d, unsigned int on);
 /* Setup functions for irq_chip_generic */
 int irq_map_generic_chip(struct irq_domain *d, unsigned int virq,
 			 irq_hw_number_t hw_irq);
+void irq_unmap_generic_chip(struct irq_domain *d, unsigned int virq);
 struct irq_chip_generic *
 irq_alloc_generic_chip(const char *name, int nr_ct, unsigned int irq_base,
 		       void __iomem *reg_base, irq_flow_handler_t handler);
diff --git a/kernel/irq/generic-chip.c b/kernel/irq/generic-chip.c
index f0862eb..c653cd3 100644
--- a/kernel/irq/generic-chip.c
+++ b/kernel/irq/generic-chip.c
@@ -431,7 +431,7 @@ int irq_map_generic_chip(struct irq_domain *d, unsigned int virq,
 	return 0;
 }
 
-static void irq_unmap_generic_chip(struct irq_domain *d, unsigned int virq)
+void irq_unmap_generic_chip(struct irq_domain *d, unsigned int virq)
 {
 	struct irq_data *data = irq_domain_get_irq_data(d, virq);
 	struct irq_domain_chip_generic *dgc = d->gc;