From 50848ee25136bdd52164ed0ef0ec804c3a18a86e Mon Sep 17 00:00:00 2001 From: Marcin Nowakowski Date: Wed, 19 Apr 2017 14:07:43 +0200 Subject: [PATCH] MIPS: perf: Remove incorrect odd/even counter handling for I6400 commit f7a31b5e7874f77464a4eae0a8ba84b9ae0b3a54 upstream. All performance counters on I6400 (odd and even) are capable of counting any of the available events, so drop current logic of using the extra bit to determine which counter to use. Signed-off-by: Marcin Nowakowski Fixes: 4e88a8621301 ("MIPS: Add cases for CPU_I6400") Fixes: fd716fca10fc ("MIPS: perf: Fix I6400 event numbers") Cc: linux-mips@linux-mips.org Patchwork: https://patchwork.linux-mips.org/patch/15991/ Signed-off-by: Ralf Baechle Signed-off-by: Greg Kroah-Hartman --- arch/mips/kernel/perf_event_mipsxx.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/arch/mips/kernel/perf_event_mipsxx.c b/arch/mips/kernel/perf_event_mipsxx.c index 0bf77f49115f..fcc1117a73e0 100644 --- a/arch/mips/kernel/perf_event_mipsxx.c +++ b/arch/mips/kernel/perf_event_mipsxx.c @@ -1606,7 +1606,6 @@ static const struct mips_perf_event *mipsxx_pmu_map_raw_event(u64 config) #endif break; case CPU_P5600: - case CPU_I6400: /* 8-bit event numbers */ raw_id = config & 0x1ff; base_id = raw_id & 0xff; @@ -1619,6 +1618,11 @@ static const struct mips_perf_event *mipsxx_pmu_map_raw_event(u64 config) raw_event.range = P; #endif break; + case CPU_I6400: + /* 8-bit event numbers */ + base_id = config & 0xff; + raw_event.cntr_mask = CNTR_EVEN | CNTR_ODD; + break; case CPU_1004K: if (IS_BOTH_COUNTERS_1004K_EVENT(base_id)) raw_event.cntr_mask = CNTR_EVEN | CNTR_ODD;