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authorDavid Howells <dhowells@redhat.com>2006-12-05 17:01:28 +0000
committerDavid Howells <dhowells@warthog.cambridge.redhat.com>2006-12-05 17:01:28 +0000
commit9db73724453a9350e1c22dbe732d427e2939a5c9 (patch)
tree15e3ead6413ae97398a54292acc199bee0864d42 /arch/powerpc/platforms/cell/interrupt.c
parent4c1ac1b49122b805adfa4efc620592f68dccf5db (diff)
parente62438630ca37539c8cc1553710bbfaa3cf960a7 (diff)
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6
Conflicts: drivers/ata/libata-scsi.c include/linux/libata.h Futher merge of Linus's head and compilation fixups. Signed-Off-By: David Howells <dhowells@redhat.com>
Diffstat (limited to 'arch/powerpc/platforms/cell/interrupt.c')
-rw-r--r--arch/powerpc/platforms/cell/interrupt.c16
1 files changed, 16 insertions, 0 deletions
diff --git a/arch/powerpc/platforms/cell/interrupt.c b/arch/powerpc/platforms/cell/interrupt.c
index a914c12b406..6666d037eb4 100644
--- a/arch/powerpc/platforms/cell/interrupt.c
+++ b/arch/powerpc/platforms/cell/interrupt.c
@@ -396,3 +396,19 @@ void __init iic_init_IRQ(void)
/* Enable on current CPU */
iic_setup_cpu();
}
+
+void iic_set_interrupt_routing(int cpu, int thread, int priority)
+{
+ struct cbe_iic_regs __iomem *iic_regs = cbe_get_cpu_iic_regs(cpu);
+ u64 iic_ir = 0;
+ int node = cpu >> 1;
+
+ /* Set which node and thread will handle the next interrupt */
+ iic_ir |= CBE_IIC_IR_PRIO(priority) |
+ CBE_IIC_IR_DEST_NODE(node);
+ if (thread == 0)
+ iic_ir |= CBE_IIC_IR_DEST_UNIT(CBE_IIC_IR_PT_0);
+ else
+ iic_ir |= CBE_IIC_IR_DEST_UNIT(CBE_IIC_IR_PT_1);
+ out_be64(&iic_regs->iic_ir, iic_ir);
+}