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[tip:irq/core] irq/generic-chip: Provide irq_destroy_generic_chip()

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  [tip:irq/core] irq/generic-chip: Provide irq_destroy_generic_chip() tip-bot for Bartosz Golaszewski <tipbot@zytor.com> - 2017-06-21 16:10 +0200

#1671696 — [tip:irq/core] irq/generic-chip: Provide irq_destroy_generic_chip()

Commit-ID:  32bb6cbb3b4ea5ca24e3fa13e11772c192616e04
Gitweb:     http://git.kernel.org/tip/32bb6cbb3b4ea5ca24e3fa13e11772c192616e04
Author:     Bartosz Golaszewski <brgl@bgdev.pl>
AuthorDate: Wed, 31 May 2017 18:06:57 +0200
Committer:  Thomas Gleixner <tglx@linutronix.de>
CommitDate: Wed, 21 Jun 2017 15:53:10 +0200

irq/generic-chip: Provide irq_destroy_generic_chip()

Most users of irq_alloc_generic_chip() call irq_setup_generic_chip()
too. To simplify the cleanup provide a function that both removes a
generic chip and frees its memory.

Signed-off-by: Bartosz Golaszewski <brgl@bgdev.pl>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Acked-by: Marc Zyngier <marc.zyngier@arm.com>
Cc: linux-doc@vger.kernel.org
Cc: Jonathan Corbet <corbet@lwn.net>
Link: http://lkml.kernel.org/r/1496246820-13250-3-git-send-email-brgl@bgdev.pl

---
 include/linux/irq.h | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/include/linux/irq.h b/include/linux/irq.h
index 2c957fe..dc63aa1 100644
--- a/include/linux/irq.h
+++ b/include/linux/irq.h
@@ -979,6 +979,14 @@ static inline void irq_free_generic_chip(struct irq_chip_generic *gc)
 	kfree(gc);
 }
 
+static inline void irq_destroy_generic_chip(struct irq_chip_generic *gc,
+					    u32 msk, unsigned int clr,
+					    unsigned int set)
+{
+	irq_remove_generic_chip(gc, msk, clr, set);
+	irq_free_generic_chip(gc);
+}
+
 static inline struct irq_chip_type *irq_data_get_chip_type(struct irq_data *d)
 {
 	return container_of(d->chip, struct irq_chip_type, chip);

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