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perf/x86/rapl: Get rapl_cntr_mask from new probe framework 

We get rapl_cntr_mask from perf_msr_probe call, as a replacement
for current intel_rapl_init_fun::cntr_mask value for each model.

Signed-off-by: Jiri Olsa <jolsa@kernel.org>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Andy Lutomirski <luto@kernel.org>
Cc: Arnaldo Carvalho de Melo <acme@kernel.org>
Cc: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: Borislav Petkov <bp@alien8.de>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Kan <kan.liang@linux.intel.com>
Cc: Liang
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Vince Weaver <vincent.weaver@maine.edu>
Link: https://lkml.kernel.org/r/20190616140358.27799-6-jolsa@kernel.org
Signed-off-by: Ingo Molnar <mingo@kernel.org>
This commit is contained in:
Jiri Olsa 2019-06-16 16:03:55 +02:00 committed by Ingo Molnar
parent 5fb5273a90
commit cd105aed1a
1 changed files with 2 additions and 36 deletions
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38
arch/x86/events/intel/rapl.c
View File

@ -96,33 +96,6 @@ static const char *const rapl_domain_names[NR_RAPL_DOMAINS] __initconst = {
"psys", "psys",
}; };
/* Clients have PP0, PKG */
#define RAPL_IDX_CLN (1<<RAPL_IDX_PP0_NRG_STAT|\
1<<RAPL_IDX_PKG_NRG_STAT|\
1<<RAPL_IDX_PP1_NRG_STAT)
/* Servers have PP0, PKG, RAM */
#define RAPL_IDX_SRV (1<<RAPL_IDX_PP0_NRG_STAT|\
1<<RAPL_IDX_PKG_NRG_STAT|\
1<<RAPL_IDX_RAM_NRG_STAT)
/* Servers have PP0, PKG, RAM, PP1 */
#define RAPL_IDX_HSW (1<<RAPL_IDX_PP0_NRG_STAT|\
1<<RAPL_IDX_PKG_NRG_STAT|\
1<<RAPL_IDX_RAM_NRG_STAT|\
1<<RAPL_IDX_PP1_NRG_STAT)
/* SKL clients have PP0, PKG, RAM, PP1, PSYS */
#define RAPL_IDX_SKL_CLN (1<<RAPL_IDX_PP0_NRG_STAT|\
1<<RAPL_IDX_PKG_NRG_STAT|\
1<<RAPL_IDX_RAM_NRG_STAT|\
1<<RAPL_IDX_PP1_NRG_STAT|\
1<<RAPL_IDX_PSYS_NRG_STAT)
/* Knights Landing has PKG, RAM */
#define RAPL_IDX_KNL (1<<RAPL_IDX_PKG_NRG_STAT|\
1<<RAPL_IDX_RAM_NRG_STAT)
/* /*
* event code: LSB 8 bits, passed in attr->config * event code: LSB 8 bits, passed in attr->config
* any other bit is reserved * any other bit is reserved
@ -812,43 +785,36 @@ static int __init init_rapl_pmus(void)
struct intel_rapl_init_fun { struct intel_rapl_init_fun {
bool apply_quirk; bool apply_quirk;
int cntr_mask;
struct attribute **attrs; struct attribute **attrs;
}; };
static const struct intel_rapl_init_fun snb_rapl_init __initconst = { static const struct intel_rapl_init_fun snb_rapl_init __initconst = {
.apply_quirk = false, .apply_quirk = false,
.cntr_mask = RAPL_IDX_CLN,
.attrs = rapl_events_cln_attr, .attrs = rapl_events_cln_attr,
}; };
static const struct intel_rapl_init_fun hsx_rapl_init __initconst = { static const struct intel_rapl_init_fun hsx_rapl_init __initconst = {
.apply_quirk = true, .apply_quirk = true,
.cntr_mask = RAPL_IDX_SRV,
.attrs = rapl_events_srv_attr, .attrs = rapl_events_srv_attr,
}; };
static const struct intel_rapl_init_fun hsw_rapl_init __initconst = { static const struct intel_rapl_init_fun hsw_rapl_init __initconst = {
.apply_quirk = false, .apply_quirk = false,
.cntr_mask = RAPL_IDX_HSW,
.attrs = rapl_events_hsw_attr, .attrs = rapl_events_hsw_attr,
}; };
static const struct intel_rapl_init_fun snbep_rapl_init __initconst = { static const struct intel_rapl_init_fun snbep_rapl_init __initconst = {
.apply_quirk = false, .apply_quirk = false,
.cntr_mask = RAPL_IDX_SRV,
.attrs = rapl_events_srv_attr, .attrs = rapl_events_srv_attr,
}; };
static const struct intel_rapl_init_fun knl_rapl_init __initconst = { static const struct intel_rapl_init_fun knl_rapl_init __initconst = {
.apply_quirk = true, .apply_quirk = true,
.cntr_mask = RAPL_IDX_KNL,
.attrs = rapl_events_knl_attr, .attrs = rapl_events_knl_attr,
}; };
static const struct intel_rapl_init_fun skl_rapl_init __initconst = { static const struct intel_rapl_init_fun skl_rapl_init __initconst = {
.apply_quirk = false, .apply_quirk = false,
.cntr_mask = RAPL_IDX_SKL_CLN,
.attrs = rapl_events_skl_attr, .attrs = rapl_events_skl_attr,
}; };
@ -979,7 +945,8 @@ static int __init rapl_pmu_init(void)
return -ENODEV; return -ENODEV;
rm = (struct rapl_model *) id->driver_data; rm = (struct rapl_model *) id->driver_data;
perf_msr_probe(rapl_msrs, PERF_RAPL_MAX, false, (void *) &rm->events); rapl_cntr_mask = perf_msr_probe(rapl_msrs, PERF_RAPL_MAX,
false, (void *) &rm->events);
id = x86_match_cpu(rapl_cpu_match); id = x86_match_cpu(rapl_cpu_match);
if (!id) if (!id)
@ -987,7 +954,6 @@ static int __init rapl_pmu_init(void)
rapl_init = (struct intel_rapl_init_fun *)id->driver_data; rapl_init = (struct intel_rapl_init_fun *)id->driver_data;
apply_quirk = rapl_init->apply_quirk; apply_quirk = rapl_init->apply_quirk;
rapl_cntr_mask = rapl_init->cntr_mask;
rapl_pmu_events_group.attrs = rapl_init->attrs; rapl_pmu_events_group.attrs = rapl_init->attrs;
ret = rapl_check_hw_unit(apply_quirk); ret = rapl_check_hw_unit(apply_quirk);