powerpc/64s: POWER9 machine check handler

[karo-tx-linux.git] / arch / powerpc / include / asm / bitops.h

diff --git a/arch/powerpc/include/asm/bitops.h b/arch/powerpc/include/asm/bitops.h
index 73eb794d6163811c45729984f0d9fb06bbde31a9..bc5fdfd227886aa2cb359656faf2eef5eb6574b7 100644 (file)
--- a/arch/powerpc/include/asm/bitops.h
+++ b/arch/powerpc/include/asm/bitops.h
@@ -51,6 +51,10 @@
 #define PPC_BIT(bit)           (1UL << PPC_BITLSHIFT(bit))
 #define PPC_BITMASK(bs, be)    ((PPC_BIT(bs) - PPC_BIT(be)) | PPC_BIT(bs))
 
+/* Put a PPC bit into a "normal" bit position */
+#define PPC_BITEXTRACT(bits, ppc_bit, dst_bit)                 \
+       ((((bits) >> PPC_BITLSHIFT(ppc_bit)) & 1) << (dst_bit))
+
 #include <asm/barrier.h>
 
 /* Macro for generating the ***_bits() functions */