perf/x86: Refine hybrid_pmu_type defination

JIRA: https://issues.redhat.com/browse/RHEL-20094

upstream
========
commit 79390db
Author: Dapeng Mi <dapeng1.mi@linux.intel.com>
Date: Tue Aug 20 07:38:50 2024 +0000

description
===========
Use macros instead of magic number to define hybrid_pmu_type and remove
X86_HYBRID_NUM_PMUS since it's never used.

    Signed-off-by: Dapeng Mi <dapeng1.mi@linux.intel.com>
    Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
    Reviewed-by: Kan Liang <kan.liang@linux.intel.com>
    Tested-by: Yongwei Ma <yongwei.ma@intel.com>
    Link: https://lkml.kernel.org/r/20240820073853.1974746-2-dapeng1.mi@linux.intel.com

Signed-off-by: Michael Petlan <mpetlan@redhat.com>

Author: rfmvh

arch/x86/events/perf_event.h

@@ -674,19 +674,17 @@ enum hybrid_cpu_type {
 	HYBRID_INTEL_CORE	= 0x40,
 };
 
+#define X86_HYBRID_PMU_ATOM_IDX		0
+#define X86_HYBRID_PMU_CORE_IDX		1
+
 enum hybrid_pmu_type {
 	not_hybrid,
-	hybrid_small		= BIT(0),
-	hybrid_big		= BIT(1),
+	hybrid_small		= BIT(X86_HYBRID_PMU_ATOM_IDX),
+	hybrid_big		= BIT(X86_HYBRID_PMU_CORE_IDX),
 
 	hybrid_big_small	= hybrid_big | hybrid_small, /* only used for matching */
 };
 
-#define X86_HYBRID_PMU_ATOM_IDX		0
-#define X86_HYBRID_PMU_CORE_IDX		1
-
-#define X86_HYBRID_NUM_PMUS		2
-
 struct x86_hybrid_pmu {
 	struct pmu			pmu;
 	const char			*name;