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authorJordan Niethe <[email protected]>2020-05-06 13:40:28 +1000
committerMichael Ellerman <[email protected]>2020-05-19 00:10:37 +1000
commit8094892d1aff14269d3b7bfcd8b941217eecd81f (patch)
treefe2937db7a5e26b5bc496ca3f6d94794e644f23d /arch/powerpc/include/asm/inst.h
parent777e26f0edf8dab58b8dd474d35d83bde0ac6d76 (diff)
powerpc: Use a function for getting the instruction op code
In preparation for using a data type for instructions that can not be directly used with the '>>' operator use a function for getting the op code of an instruction. Signed-off-by: Jordan Niethe <[email protected]> Reviewed-by: Alistair Popple <[email protected]> Signed-off-by: Michael Ellerman <[email protected]> Link: https://lore.kernel.org/r/[email protected]
Diffstat (limited to 'arch/powerpc/include/asm/inst.h')
-rw-r--r--arch/powerpc/include/asm/inst.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/arch/powerpc/include/asm/inst.h b/arch/powerpc/include/asm/inst.h
index e8e436fbbbf6..09b4ec7debc1 100644
--- a/arch/powerpc/include/asm/inst.h
+++ b/arch/powerpc/include/asm/inst.h
@@ -13,4 +13,9 @@ static inline u32 ppc_inst_val(u32 x)
return x;
}
+static inline int ppc_inst_primary_opcode(u32 x)
+{
+ return ppc_inst_val(x) >> 26;
+}
+
#endif /* _ASM_POWERPC_INST_H */