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Diffstat (limited to 'arch/powerpc/include/asm/opal-api.h')
-rw-r--r--arch/powerpc/include/asm/opal-api.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/powerpc/include/asm/opal-api.h b/arch/powerpc/include/asm/opal-api.h
index 1dffa3cb16ba..48ee604ca39a 100644
--- a/arch/powerpc/include/asm/opal-api.h
+++ b/arch/powerpc/include/asm/opal-api.h
@@ -1091,7 +1091,7 @@ enum {
OPAL_XIVE_IRQ_TRIGGER_PAGE = 0x00000001,
OPAL_XIVE_IRQ_STORE_EOI = 0x00000002,
OPAL_XIVE_IRQ_LSI = 0x00000004,
- OPAL_XIVE_IRQ_SHIFT_BUG = 0x00000008,
+ OPAL_XIVE_IRQ_SHIFT_BUG = 0x00000008, /* P9 DD1.0 workaround */
OPAL_XIVE_IRQ_MASK_VIA_FW = 0x00000010,
OPAL_XIVE_IRQ_EOI_VIA_FW = 0x00000020,
};