arm64/sme: Drop SYS_ from SMIDR_EL1 defines

We currently have a non-standard SYS_ prefix in the constants generated
for SMIDR_EL1 bitfields. Drop this in preparation for automatic register
definition generation, no functional change.
Signed-off-by: Mark Brown <broonie@kernel.org>
Link: https://lore.kernel.org/r/20220510161208.631259-4-broonie@kernel.orgSigned-off-by: Catalin Marinas <catalin.marinas@arm.com>

arch/arm64/include/asm/el2_setup.h

@@ -171,7 +171,7 @@
 	msr_s	SYS_SMCR_EL2, x1		// length for EL1.
 
 	mrs_s	x1, SYS_SMIDR_EL1		// Priority mapping supported?
-	ubfx    x1, x1, #SYS_SMIDR_EL1_SMPS_SHIFT, #1
+	ubfx    x1, x1, #SMIDR_EL1_SMPS_SHIFT, #1
 	cbz     x1, .Lskip_sme_\@
 
 	msr_s	SYS_SMPRIMAP_EL2, xzr		// Make all priorities equal

arch/arm64/include/asm/sysreg.h

@@ -467,9 +467,9 @@
 #define SYS_SMIDR_EL1			sys_reg(3, 1, 0, 0, 6)
 #define SYS_AIDR_EL1			sys_reg(3, 1, 0, 0, 7)
 
-#define SYS_SMIDR_EL1_IMPLEMENTER_SHIFT	24
-#define SYS_SMIDR_EL1_SMPS_SHIFT	15
-#define SYS_SMIDR_EL1_AFFINITY_SHIFT	0
+#define SMIDR_EL1_IMPLEMENTER_SHIFT	24
+#define SMIDR_EL1_SMPS_SHIFT	15
+#define SMIDR_EL1_AFFINITY_SHIFT	0
 
 #define SYS_CSSELR_EL1			sys_reg(3, 2, 0, 0, 0)