perf/x86: Implement 64-bit counter support for IBS

[deliverable/linux.git] / arch / x86 / include / asm / perf_event.h

diff --git a/arch/x86/include/asm/perf_event.h b/arch/x86/include/asm/perf_event.h
index e8fb2c7a5f4ff1792c16dc1c8df498a0801b8eed..9cf66965141d342586c75071bfd32a6f18a1729a 100644 (file)
--- a/arch/x86/include/asm/perf_event.h
+++ b/arch/x86/include/asm/perf_event.h
@@ -177,6 +177,8 @@ struct x86_pmu_capability {
 #define IBS_FETCH_MAX_CNT      0x0000FFFFULL
 
 /* IbsOpCtl bits */
+/* lower 4 bits of the current count are ignored: */
+#define IBS_OP_CUR_CNT         (0xFFFF0ULL<<32)
 #define IBS_OP_CNT_CTL         (1ULL<<19)
 #define IBS_OP_VAL             (1ULL<<18)
 #define IBS_OP_ENABLE          (1ULL<<17)