[POWERPC] Provide a default irq_host match, which matches on an exact of_node

The most common match semantic is an exact match based on the device node.
So provide a default implementation that does this, and hook it up if no
match routine is specified.

Signed-off-by: Michael Ellerman <michael@ellerman.id.au>
Signed-off-by: Paul Mackerras <paulus@samba.org>

1 files changed, 0 insertions, 6 deletions

diff --git a/arch/powerpc/sysdev/cpm2_pic.c b/arch/powerpc/sysdev/cpm2_pic.c
index d9ab30c66ebf..d5b36e0ecbda 100644
--- a/arch/powerpc/sysdev/cpm2_pic.c
+++ b/arch/powerpc/sysdev/cpm2_pic.c
@@ -205,11 +205,6 @@ unsigned int cpm2_get_irq(void)
         return irq_linear_revmap(cpm2_pic_host, irq);
 }
 
-static int cpm2_pic_host_match(struct irq_host *h, struct device_node *node)
-{
-        return h->of_node == node;
-}
-
 static int cpm2_pic_host_map(struct irq_host *h, unsigned int virq,
                           irq_hw_number_t hw)
 {
@@ -233,7 +228,6 @@ static int cpm2_pic_host_xlate(struct irq_host *h, struct device_node *ct,
 }
 
 static struct irq_host_ops cpm2_pic_host_ops = {
-        .match = cpm2_pic_host_match,
         .map = cpm2_pic_host_map,
         .xlate = cpm2_pic_host_xlate,
 };