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authorBenjamin Herrenschmidt <benh@kernel.crashing.org>2016-07-08 09:37:05 +0300
committerMichael Ellerman <mpe@ellerman.id.au>2016-07-15 13:18:43 +0300
commit9fedd3f8804af87be608310aac707a64f831b344 (patch)
tree81611604b81aba3554d2d0bad97dfa46f5f09b91 /arch/powerpc/platforms/powernv/opal-wrappers.S
parentc0691f9dd2066087524d2b4498c0c9331f26dcd5 (diff)
downloadlinux-9fedd3f8804af87be608310aac707a64f831b344.tar.xz
powerpc/powernv: Add XICS emulation APIs
OPAL provides an emulated XICS interrupt controller to use as a fallback on newer processors that don't have a XICS. It's meant as a way to provide backward compatibility with future processors. Add the corresponding interfaces. Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org> Acked-by: Stewart Smith <stewart@linux.vnet.ibm.com> Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Diffstat (limited to 'arch/powerpc/platforms/powernv/opal-wrappers.S')
-rw-r--r--arch/powerpc/platforms/powernv/opal-wrappers.S4
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/powerpc/platforms/powernv/opal-wrappers.S b/arch/powerpc/platforms/powernv/opal-wrappers.S
index 7979d6d43bff..c7764f9f661d 100644
--- a/arch/powerpc/platforms/powernv/opal-wrappers.S
+++ b/arch/powerpc/platforms/powernv/opal-wrappers.S
@@ -307,3 +307,7 @@ OPAL_CALL(opal_get_device_tree, OPAL_GET_DEVICE_TREE);
OPAL_CALL(opal_pci_get_presence_state, OPAL_PCI_GET_PRESENCE_STATE);
OPAL_CALL(opal_pci_get_power_state, OPAL_PCI_GET_POWER_STATE);
OPAL_CALL(opal_pci_set_power_state, OPAL_PCI_SET_POWER_STATE);
+OPAL_CALL(opal_int_get_xirr, OPAL_INT_GET_XIRR);
+OPAL_CALL(opal_int_set_cppr, OPAL_INT_SET_CPPR);
+OPAL_CALL(opal_int_eoi, OPAL_INT_EOI);
+OPAL_CALL(opal_int_set_mfrr, OPAL_INT_SET_MFRR);