[PATCH 3/3] powerpc/perf: Fix data source encodings for power10

[Kajol Jain]

Fix the data source encodings for power10 to represent
onchip L2/L3 accesses properly.

Fixes: 79e96f8f930d ("powerpc/perf: Export memory hierarchy info to user
space")
Signed-off-by: Kajol Jain <kj...@linux.ibm.com>
---
 arch/powerpc/perf/isa207-common.c | 21 ++++++++++++++++-----
 1 file changed, 16 insertions(+), 5 deletions(-)

diff --git a/arch/powerpc/perf/isa207-common.c 
b/arch/powerpc/perf/isa207-common.c
index f92bf5f6b74f..9630a17c5da4 100644
--- a/arch/powerpc/perf/isa207-common.c
+++ b/arch/powerpc/perf/isa207-common.c
@@ -238,11 +238,22 @@ static inline u64 isa207_find_source(u64 idx, u32 sub_idx)
                ret |= P(SNOOP, HIT);
                break;
        case 5:
-               ret = PH(LVL, REM_CCE1);
-               if ((sub_idx == 0) || (sub_idx == 2) || (sub_idx == 4))
-                       ret |= P(SNOOP, HIT);
-               else if ((sub_idx == 1) || (sub_idx == 3) || (sub_idx == 5))
-                       ret |= P(SNOOP, HITM);
+               if (cpu_has_feature(CPU_FTR_ARCH_31)) {
+                       if (sub_idx == 0 || sub_idx == 4)
+                               ret = PH(LVLNUM, OC_L2) | P(SNOOP, HIT);
+                       else if (sub_idx == 1 || sub_idx == 5)
+                               ret = PH(LVLNUM, OC_L2) | P(SNOOP, HITM);
+                       else if (sub_idx == 2 || sub_idx == 6)
+                               ret = PH(LVLNUM, OC_L3) | P(SNOOP, HIT);
+                       else if (sub_idx == 3 || sub_idx == 7)
+                               ret = PH(LVLNUM, OC_L3) | P(SNOOP, HITM);
+               } else {
+                       ret = PH(LVL, REM_CCE1);
+                       if ((sub_idx == 0) || (sub_idx == 2) || (sub_idx == 4))
+                               ret |= P(SNOOP, HIT);
+                       else if ((sub_idx == 1) || (sub_idx == 3) || (sub_idx 
== 5))
+                               ret |= P(SNOOP, HITM);
+               }
                break;
        case 6:
                ret = PH(LVL, REM_CCE2);
-- 
2.26.2