[PATCH 1/4] perf vendor events amd: Add L2 Prefetch events for zen1

[Kim Phillips <kim.phillips@xxxxxxx>]

Later revisions of PPRs that post-date the original Family 17h events
submission patch add these events.

Specifically, they were not in this 2017 revision of the F17h PPR:

Processor Programming Reference (PPR) for AMD Family 17h Model 01h, Revision B1 Processors Rev 1.14 - April 15, 2017

But e.g., are included in this 2019 version of the PPR:

Processor Programming Reference (PPR) for AMD Family 17h Model 18h, Revision B1 Processors Rev. 3.14 - Sep 26, 2019

Signed-off-by: Kim Phillips <kim.phillips@xxxxxxx>
Fixes: 98c07a8f74f8 ("perf vendor events amd: perf PMU events for AMD Family 17h")
Link: https://bugzilla.kernel.org/show_bug.cgi?id=206537
Cc: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
Cc: Ingo Molnar <mingo@xxxxxxxxxx>
Cc: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
Cc: Mark Rutland <mark.rutland@xxxxxxx>
Cc: Alexander Shishkin <alexander.shishkin@xxxxxxxxxxxxxxx>
Cc: Jiri Olsa <jolsa@xxxxxxxxxx>
Cc: Namhyung Kim <namhyung@xxxxxxxxxx>
Cc: Vijay Thakkar <vijaythakkar@xxxxxx>
Cc: Andi Kleen <ak@xxxxxxxxxxxxxxx>
Cc: John Garry <john.garry@xxxxxxxxxx>
Cc: Kan Liang <kan.liang@xxxxxxxxxxxxxxx>
Cc: Yunfeng Ye <yeyunfeng@xxxxxxxxxx>
Cc: Jin Yao <yao.jin@xxxxxxxxxxxxxxx>
Cc: "Martin Liška" <mliska@xxxxxxx>
Cc: Borislav Petkov <bp@xxxxxxx>
Cc: Jon Grimm <jon.grimm@xxxxxxx>
Cc: Martin Jambor <mjambor@xxxxxxx>
Cc: Michael Petlan <mpetlan@xxxxxxxxxx>
Cc: William Cohen <wcohen@xxxxxxxxxx>
Cc: Stephane Eranian <eranian@xxxxxxxxxx>
Cc: Ian Rogers <irogers@xxxxxxxxxx>
Cc: linux-perf-users@xxxxxxxxxxxxxxx
Cc: linux-kernel@xxxxxxxxxxxxxxx
Cc: stable@xxxxxxxxxxxxxxx
---
 .../pmu-events/arch/x86/amdzen1/cache.json     | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/tools/perf/pmu-events/arch/x86/amdzen1/cache.json b/tools/perf/pmu-events/arch/x86/amdzen1/cache.json
index 404d4c569c01..695ed3ffa3a6 100644
--- a/tools/perf/pmu-events/arch/x86/amdzen1/cache.json
+++ b/tools/perf/pmu-events/arch/x86/amdzen1/cache.json
@@ -249,6 +249,24 @@
     "BriefDescription": "Cycles with fill pending from L2. Total cycles spent with one or more fill requests in flight from L2.",
     "UMask": "0x1"
   },
+  {
+    "EventName": "l2_pf_hit_l2",
+    "EventCode": "0x70",
+    "BriefDescription": "L2 prefetch hit in L2.",
+    "UMask": "0xff"
+  },
+  {
+    "EventName": "l2_pf_miss_l2_hit_l3",
+    "EventCode": "0x71",
+    "BriefDescription": "L2 prefetcher hits in L3. Counts all L2 prefetches accepted by the L2 pipeline which miss the L2 cache and hit the L3.",
+    "UMask": "0xff"
+  },
+  {
+    "EventName": "l2_pf_miss_l2_l3",
+    "EventCode": "0x72",
+    "BriefDescription": "L2 prefetcher misses in L3. All L2 prefetches accepted by the L2 pipeline which miss the L2 and the L3 caches.",
+    "UMask": "0xff"
+  },
   {
     "EventName": "l3_request_g1.caching_l3_cache_accesses",
     "EventCode": "0x01",
-- 
2.27.0