diff options
author | Paul Mackerras <paulus@samba.org> | 2009-06-11 14:54:01 +1000 |
---|---|---|
committer | Ingo Molnar <mingo@elte.hu> | 2009-06-11 16:48:37 +0200 |
commit | 4da52960fd1ae3ddd14901bc88b608cbeaa4b9a6 (patch) | |
tree | 26adb099aeb48c19209bc92fc31bfb7a8cad4aa5 /arch/powerpc/kernel/perf_counter.c | |
parent | 9e350de37ac9607012fcf9c5314a28fbddf8f43c (diff) |
perf_counters: powerpc: Add support for POWER7 processors
This adds the back-end for the PMU on POWER7 processors. POWER7
has 4 fully-programmable counters and two fixed-function counters
(which do respect the freeze conditions, can generate interrupts,
and are writable, unlike PMC5/6 on POWER5+/6).
Signed-off-by: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
LKML-Reference: <18992.36329.189378.17992@drongo.ozlabs.ibm.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/powerpc/kernel/perf_counter.c')
-rw-r--r-- | arch/powerpc/kernel/perf_counter.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/powerpc/kernel/perf_counter.c b/arch/powerpc/kernel/perf_counter.c index 4990ce2e5f08..5d12e68aac1c 100644 --- a/arch/powerpc/kernel/perf_counter.c +++ b/arch/powerpc/kernel/perf_counter.c @@ -1181,6 +1181,7 @@ extern struct power_pmu ppc970_pmu; extern struct power_pmu power5_pmu; extern struct power_pmu power5p_pmu; extern struct power_pmu power6_pmu; +extern struct power_pmu power7_pmu; static int init_perf_counters(void) { @@ -1207,6 +1208,9 @@ static int init_perf_counters(void) case 0x3e: ppmu = &power6_pmu; break; + case 0x3f: + ppmu = &power7_pmu; + break; } /* |