[tip:irq/core] irqdomain: Add non-hierarchy helper irq_domain_set_info

From: tip-bot for Stefan Agner
Date: Mon May 18 2015 - 11:37:21 EST


Commit-ID: 5f22f5c668204f3af7557018b2ad6cf2074defac
Gitweb: http://git.kernel.org/tip/5f22f5c668204f3af7557018b2ad6cf2074defac
Author: Stefan Agner <stefan@xxxxxxxx>
AuthorDate: Sat, 16 May 2015 11:44:13 +0200
Committer: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
CommitDate: Mon, 18 May 2015 17:32:43 +0200

irqdomain: Add non-hierarchy helper irq_domain_set_info

This adds the helper irq_domain_set_info() in a non-domain hierarchy
variant. This allows to use the helper for generic chip since not
all chips using generic chip support domain hierarchy.

Signed-off-by: Stefan Agner <stefan@xxxxxxxx>
Cc: marc.zyngier@xxxxxxx
Cc: linux@xxxxxxxxxxxxxxxx
Cc: u.kleine-koenig@xxxxxxxxxxxxxx
Cc: olof@xxxxxxxxx
Cc: arnd@xxxxxxxx
Cc: daniel.lezcano@xxxxxxxxxx
Cc: mark.rutland@xxxxxxx
Cc: pawel.moll@xxxxxxx
Cc: robh+dt@xxxxxxxxxx
Cc: ijc+devicetree@xxxxxxxxxxxxxx
Cc: galak@xxxxxxxxxxxxxx
Cc: mcoquelin.stm32@xxxxxxxxx
Cc: linux-arm-kernel@xxxxxxxxxxxxxxxxxxx
Cc: shawn.guo@xxxxxxxxxx
Cc: kernel@xxxxxxxxxxxxxx
Cc: jason@xxxxxxxxxxxxxx
Link: http://lkml.kernel.org/r/1431769465-26867-2-git-send-email-stefan@xxxxxxxx
Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
---
include/linux/irqdomain.h | 8 ++++----
kernel/irq/irqdomain.c | 21 +++++++++++++++++++++
2 files changed, 25 insertions(+), 4 deletions(-)

diff --git a/include/linux/irqdomain.h b/include/linux/irqdomain.h
index 676d730..744ac0e 100644
--- a/include/linux/irqdomain.h
+++ b/include/linux/irqdomain.h
@@ -258,6 +258,10 @@ int irq_domain_xlate_onetwocell(struct irq_domain *d, struct device_node *ctrlr,
/* V2 interfaces to support hierarchy IRQ domains. */
extern struct irq_data *irq_domain_get_irq_data(struct irq_domain *domain,
unsigned int virq);
+extern void irq_domain_set_info(struct irq_domain *domain, unsigned int virq,
+ irq_hw_number_t hwirq, struct irq_chip *chip,
+ void *chip_data, irq_flow_handler_t handler,
+ void *handler_data, const char *handler_name);
#ifdef CONFIG_IRQ_DOMAIN_HIERARCHY
extern struct irq_domain *irq_domain_add_hierarchy(struct irq_domain *parent,
unsigned int flags, unsigned int size,
@@ -281,10 +285,6 @@ extern int irq_domain_set_hwirq_and_chip(struct irq_domain *domain,
irq_hw_number_t hwirq,
struct irq_chip *chip,
void *chip_data);
-extern void irq_domain_set_info(struct irq_domain *domain, unsigned int virq,
- irq_hw_number_t hwirq, struct irq_chip *chip,
- void *chip_data, irq_flow_handler_t handler,
- void *handler_data, const char *handler_name);
extern void irq_domain_reset_irq_data(struct irq_data *irq_data);
extern void irq_domain_free_irqs_common(struct irq_domain *domain,
unsigned int virq,
diff --git a/kernel/irq/irqdomain.c b/kernel/irq/irqdomain.c
index 7fac311..41bf6dc 100644
--- a/kernel/irq/irqdomain.c
+++ b/kernel/irq/irqdomain.c
@@ -1232,6 +1232,27 @@ struct irq_data *irq_domain_get_irq_data(struct irq_domain *domain,
return (irq_data && irq_data->domain == domain) ? irq_data : NULL;
}

+/**
+ * irq_domain_set_info - Set the complete data for a @virq in @domain
+ * @domain: Interrupt domain to match
+ * @virq: IRQ number
+ * @hwirq: The hardware interrupt number
+ * @chip: The associated interrupt chip
+ * @chip_data: The associated interrupt chip data
+ * @handler: The interrupt flow handler
+ * @handler_data: The interrupt flow handler data
+ * @handler_name: The interrupt handler name
+ */
+void irq_domain_set_info(struct irq_domain *domain, unsigned int virq,
+ irq_hw_number_t hwirq, struct irq_chip *chip,
+ void *chip_data, irq_flow_handler_t handler,
+ void *handler_data, const char *handler_name)
+{
+ irq_set_chip_and_handler_name(virq, chip, handler, handler_name);
+ irq_set_chip_data(virq, chip_data);
+ irq_set_handler_data(virq, handler_data);
+}
+
static void irq_domain_check_hierarchy(struct irq_domain *domain)
{
}
--
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