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-rw-r--r--arch/x86/events/intel/rapl.c54
-rw-r--r--arch/x86/include/asm/msr-index.h2
2 files changed, 54 insertions, 2 deletions
diff --git a/arch/x86/events/intel/rapl.c b/arch/x86/events/intel/rapl.c
index c9b7489ae8ee..26c7d7d8a657 100644
--- a/arch/x86/events/intel/rapl.c
+++ b/arch/x86/events/intel/rapl.c
@@ -27,10 +27,14 @@
* event: rapl_energy_dram
* perf code: 0x3
*
- * dram counter: consumption of the builtin-gpu domain (client only)
+ * gpu counter: consumption of the builtin-gpu domain (client only)
* event: rapl_energy_gpu
* perf code: 0x4
*
+ * psys counter: consumption of the builtin-psys domain (client only)
+ * event: rapl_energy_psys
+ * perf code: 0x5
+ *
* We manage those counters as free running (read-only). They may be
* use simultaneously by other tools, such as turbostat.
*
@@ -66,13 +70,16 @@ MODULE_LICENSE("GPL");
#define INTEL_RAPL_RAM 0x3 /* pseudo-encoding */
#define RAPL_IDX_PP1_NRG_STAT 3 /* gpu */
#define INTEL_RAPL_PP1 0x4 /* pseudo-encoding */
+#define RAPL_IDX_PSYS_NRG_STAT 4 /* psys */
+#define INTEL_RAPL_PSYS 0x5 /* pseudo-encoding */
-#define NR_RAPL_DOMAINS 0x4
+#define NR_RAPL_DOMAINS 0x5
static const char *const rapl_domain_names[NR_RAPL_DOMAINS] __initconst = {
"pp0-core",
"package",
"dram",
"pp1-gpu",
+ "psys",
};
/* Clients have PP0, PKG */
@@ -91,6 +98,13 @@ static const char *const rapl_domain_names[NR_RAPL_DOMAINS] __initconst = {
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)
@@ -362,6 +376,10 @@ static int rapl_pmu_event_init(struct perf_event *event)
bit = RAPL_IDX_PP1_NRG_STAT;
msr = MSR_PP1_ENERGY_STATUS;
break;
+ case INTEL_RAPL_PSYS:
+ bit = RAPL_IDX_PSYS_NRG_STAT;
+ msr = MSR_PLATFORM_ENERGY_STATUS;
+ break;
default:
return -EINVAL;
}
@@ -416,11 +434,13 @@ RAPL_EVENT_ATTR_STR(energy-cores, rapl_cores, "event=0x01");
RAPL_EVENT_ATTR_STR(energy-pkg , rapl_pkg, "event=0x02");
RAPL_EVENT_ATTR_STR(energy-ram , rapl_ram, "event=0x03");
RAPL_EVENT_ATTR_STR(energy-gpu , rapl_gpu, "event=0x04");
+RAPL_EVENT_ATTR_STR(energy-psys, rapl_psys, "event=0x05");
RAPL_EVENT_ATTR_STR(energy-cores.unit, rapl_cores_unit, "Joules");
RAPL_EVENT_ATTR_STR(energy-pkg.unit , rapl_pkg_unit, "Joules");
RAPL_EVENT_ATTR_STR(energy-ram.unit , rapl_ram_unit, "Joules");
RAPL_EVENT_ATTR_STR(energy-gpu.unit , rapl_gpu_unit, "Joules");
+RAPL_EVENT_ATTR_STR(energy-psys.unit, rapl_psys_unit, "Joules");
/*
* we compute in 0.23 nJ increments regardless of MSR
@@ -429,6 +449,7 @@ RAPL_EVENT_ATTR_STR(energy-cores.scale, rapl_cores_scale, "2.3283064365386962890
RAPL_EVENT_ATTR_STR(energy-pkg.scale, rapl_pkg_scale, "2.3283064365386962890625e-10");
RAPL_EVENT_ATTR_STR(energy-ram.scale, rapl_ram_scale, "2.3283064365386962890625e-10");
RAPL_EVENT_ATTR_STR(energy-gpu.scale, rapl_gpu_scale, "2.3283064365386962890625e-10");
+RAPL_EVENT_ATTR_STR(energy-psys.scale, rapl_psys_scale, "2.3283064365386962890625e-10");
static struct attribute *rapl_events_srv_attr[] = {
EVENT_PTR(rapl_cores),
@@ -478,6 +499,27 @@ static struct attribute *rapl_events_hsw_attr[] = {
NULL,
};
+static struct attribute *rapl_events_skl_attr[] = {
+ EVENT_PTR(rapl_cores),
+ EVENT_PTR(rapl_pkg),
+ EVENT_PTR(rapl_gpu),
+ EVENT_PTR(rapl_ram),
+ EVENT_PTR(rapl_psys),
+
+ EVENT_PTR(rapl_cores_unit),
+ EVENT_PTR(rapl_pkg_unit),
+ EVENT_PTR(rapl_gpu_unit),
+ EVENT_PTR(rapl_ram_unit),
+ EVENT_PTR(rapl_psys_unit),
+
+ EVENT_PTR(rapl_cores_scale),
+ EVENT_PTR(rapl_pkg_scale),
+ EVENT_PTR(rapl_gpu_scale),
+ EVENT_PTR(rapl_ram_scale),
+ EVENT_PTR(rapl_psys_scale),
+ NULL,
+};
+
static struct attribute *rapl_events_knl_attr[] = {
EVENT_PTR(rapl_pkg),
EVENT_PTR(rapl_ram),
@@ -737,6 +779,12 @@ static const struct intel_rapl_init_fun knl_rapl_init __initconst = {
.attrs = rapl_events_knl_attr,
};
+static const struct intel_rapl_init_fun skl_rapl_init __initconst = {
+ .apply_quirk = false,
+ .cntr_mask = RAPL_IDX_SKL_CLN,
+ .attrs = rapl_events_skl_attr,
+};
+
static const struct x86_cpu_id rapl_cpu_match[] __initconst = {
X86_RAPL_MODEL_MATCH(42, snb_rapl_init), /* Sandy Bridge */
X86_RAPL_MODEL_MATCH(58, snb_rapl_init), /* Ivy Bridge */
@@ -750,6 +798,8 @@ static const struct x86_cpu_id rapl_cpu_match[] __initconst = {
X86_RAPL_MODEL_MATCH(45, snbep_rapl_init), /* Sandy Bridge-EP */
X86_RAPL_MODEL_MATCH(62, snbep_rapl_init), /* IvyTown */
X86_RAPL_MODEL_MATCH(87, knl_rapl_init), /* Knights Landing */
+ X86_RAPL_MODEL_MATCH(78, skl_rapl_init), /* Skylake */
+ X86_RAPL_MODEL_MATCH(94, skl_rapl_init), /* Skylake H/S */
{},
};
diff --git a/arch/x86/include/asm/msr-index.h b/arch/x86/include/asm/msr-index.h
index f882cbf9e3da..94555b4d85cf 100644
--- a/arch/x86/include/asm/msr-index.h
+++ b/arch/x86/include/asm/msr-index.h
@@ -205,6 +205,8 @@
#define MSR_CONFIG_TDP_CONTROL 0x0000064B
#define MSR_TURBO_ACTIVATION_RATIO 0x0000064C
+#define MSR_PLATFORM_ENERGY_STATUS 0x0000064D
+
#define MSR_PKG_WEIGHTED_CORE_C0_RES 0x00000658
#define MSR_PKG_ANY_CORE_C0_RES 0x00000659
#define MSR_PKG_ANY_GFXE_C0_RES 0x0000065A