arm64/sysreg: Remove unused define ARM64_FEATURE_FIELD_BITS

The define ARM64_FEATURE_FIELD_BITS is now unused and feature id
fields don't always have 4 bits. Remove it.

Signed-off-by: Ben Horgan <ben.horgan@arm.com>
Acked-by: Marc Zyngier <maz@kernel.org>
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>

diff --git a/arch/arm64/include/asm/sysreg.h b/arch/arm64/include/asm/sysreg.h
index 6455db1b54fd2d78212235e0752a26f78e910e54..d9aa76d08e13a6d5d4cbfe420b4f730a12a7ce44 100644 (file)
--- a/arch/arm64/include/asm/sysreg.h
+++ b/arch/arm64/include/asm/sysreg.h
@@ -1129,8 +1129,6 @@
 #define gicr_insn(insn)                        read_sysreg_s(GICV5_OP_GICR_##insn)
 #define gic_insn(v, insn)              write_sysreg_s(v, GICV5_OP_GIC_##insn)
 
-#define ARM64_FEATURE_FIELD_BITS       4
-
 #ifdef __ASSEMBLY__
 
        .macro  mrs_s, rt, sreg