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-rw-r--r--arch/powerpc/include/asm/pnv-pci.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/powerpc/include/asm/pnv-pci.h b/arch/powerpc/include/asm/pnv-pci.h
index 17e89dd613e1..74b0b1e311b5 100644
--- a/arch/powerpc/include/asm/pnv-pci.h
+++ b/arch/powerpc/include/asm/pnv-pci.h
@@ -15,7 +15,7 @@
#include <misc/cxl-base.h>
#include <asm/opal-api.h>
-#define PCI_SLOT_ID_PREFIX 0x8000000000000000
+#define PCI_SLOT_ID_PREFIX (1UL << 63)
#define PCI_SLOT_ID(phb_id, bdfn) \
(PCI_SLOT_ID_PREFIX | ((uint64_t)(bdfn) << 16) | (phb_id))