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authorKyle Moffett <Kyle.D.Moffett@boeing.com>2011-12-02 06:28:06 +0000
committerBenjamin Herrenschmidt <benh@kernel.crashing.org>2011-12-07 13:43:08 +1100
commitc51242e7080d2265761de309cdea222d7e27bdfe (patch)
tree3a485e889b8f9680c5b244c651acd0af7c1621b7 /arch/powerpc/include/asm
parentc579bc766a84a57c31d7b41276ffa9545a34ee1b (diff)
downloadlinaro-lsk-c51242e7080d2265761de309cdea222d7e27bdfe.tar.gz
powerpc/mpic: Cache the device-tree node in "struct mpic"
Store the node pointer in the MPIC during initialization so that all of the later operational code can just reuse the cached pointer. Signed-off-by: Kyle Moffett <Kyle.D.Moffett@boeing.com> Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Diffstat (limited to 'arch/powerpc/include/asm')
-rw-r--r--arch/powerpc/include/asm/mpic.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/powerpc/include/asm/mpic.h b/arch/powerpc/include/asm/mpic.h
index b9d2c0fb049..67b4d983723 100644
--- a/arch/powerpc/include/asm/mpic.h
+++ b/arch/powerpc/include/asm/mpic.h
@@ -251,6 +251,9 @@ struct mpic_irq_save {
/* The instance data of a given MPIC */
struct mpic
{
+ /* The OpenFirmware dt node for this MPIC */
+ struct device_node *node;
+
/* The remapper for this MPIC */
struct irq_host *irqhost;