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authorThomas Gleixner <tglx@linutronix.de>2006-06-29 02:24:53 -0700
committerLinus Torvalds <torvalds@g5.osdl.org>2006-06-29 10:26:24 -0700
commitdd87eb3a24c4527741122713e223d74b85d43c85 (patch)
tree0c3796af23da908515d890a7b8fde37893eb3b2a /include/linux/irq.h
parentdae8620421833bb2e9a01c4ccc42bdc3759b81df (diff)
[PATCH] genirq: add irq-chip support
Enable platforms to use the irq-chip and irq-flow abstractions: allow setting of the chip, the type and provide highlevel handlers for common irq-flows. [rostedt@goodmis.org: misroute-irq: Don't call desc->chip->end because of edge interrupts] Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Signed-off-by: Ingo Molnar <mingo@elte.hu> Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org> Signed-off-by: Steven Rostedt <rostedt@goodmis.org> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'include/linux/irq.h')
-rw-r--r--include/linux/irq.h11
1 files changed, 11 insertions, 0 deletions
diff --git a/include/linux/irq.h b/include/linux/irq.h
index b40771dd114a..ca8d2a849cff 100644
--- a/include/linux/irq.h
+++ b/include/linux/irq.h
@@ -383,6 +383,17 @@ set_irq_chained_handler(unsigned int irq,
__set_irq_handler(irq, handle, 1);
}
+/* Set/get chip/data for an IRQ: */
+
+extern int set_irq_chip(unsigned int irq, struct irq_chip *chip);
+extern int set_irq_data(unsigned int irq, void *data);
+extern int set_irq_chip_data(unsigned int irq, void *data);
+extern int set_irq_type(unsigned int irq, unsigned int type);
+
+#define get_irq_chip(irq) (irq_desc[irq].chip)
+#define get_irq_chip_data(irq) (irq_desc[irq].chip_data)
+#define get_irq_data(irq) (irq_desc[irq].handler_data)
+
#endif /* CONFIG_GENERIC_HARDIRQS */
#endif /* !CONFIG_S390 */