return 0;
}
+#define X86_RAPL_MODEL_MATCH(model, init) \
+ { X86_VENDOR_INTEL, 6, model, X86_FEATURE_ANY, (unsigned long)&init }
+
+struct intel_rapl_init_fun {
+ bool apply_quirk;
+ int cntr_mask;
+ struct attribute **attrs;
+};
+
+static const struct intel_rapl_init_fun snb_rapl_init __initconst = {
+ .apply_quirk = false,
+ .cntr_mask = RAPL_IDX_CLN,
+ .attrs = rapl_events_cln_attr,
+};
+
+static const struct intel_rapl_init_fun hsx_rapl_init __initconst = {
+ .apply_quirk = true,
+ .cntr_mask = RAPL_IDX_SRV,
+ .attrs = rapl_events_srv_attr,
+};
+
+static const struct intel_rapl_init_fun hsw_rapl_init __initconst = {
+ .apply_quirk = false,
+ .cntr_mask = RAPL_IDX_HSW,
+ .attrs = rapl_events_hsw_attr,
+};
+
+static const struct intel_rapl_init_fun snbep_rapl_init __initconst = {
+ .apply_quirk = false,
+ .cntr_mask = RAPL_IDX_SRV,
+ .attrs = rapl_events_srv_attr,
+};
+
+static const struct intel_rapl_init_fun knl_rapl_init __initconst = {
+ .apply_quirk = true,
+ .cntr_mask = RAPL_IDX_KNL,
+ .attrs = rapl_events_knl_attr,
+};
+
static const struct x86_cpu_id rapl_cpu_match[] __initconst = {
- [0] = { .vendor = X86_VENDOR_INTEL, .family = 6 },
- [1] = {},
+ X86_RAPL_MODEL_MATCH(42, snb_rapl_init), /* Sandy Bridge */
+ X86_RAPL_MODEL_MATCH(58, snb_rapl_init), /* Ivy Bridge */
+ X86_RAPL_MODEL_MATCH(63, hsx_rapl_init), /* Haswell-Server */
+ X86_RAPL_MODEL_MATCH(79, hsx_rapl_init), /* Broadwell-Server */
+ X86_RAPL_MODEL_MATCH(60, hsw_rapl_init), /* Haswell */
+ X86_RAPL_MODEL_MATCH(69, hsw_rapl_init), /* Haswell-Celeron */
++ X86_RAPL_MODEL_MATCH(70, hsw_rapl_init), /* Haswell GT3e */
+ X86_RAPL_MODEL_MATCH(61, hsw_rapl_init), /* Broadwell */
+ X86_RAPL_MODEL_MATCH(71, hsw_rapl_init), /* Broadwell-H */
+ 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 */
+ {},
};
+MODULE_DEVICE_TABLE(x86cpu, rapl_cpu_match);
+
static int __init rapl_pmu_init(void)
{
- bool apply_quirk = false;
+ const struct x86_cpu_id *id;
+ struct intel_rapl_init_fun *rapl_init;
+ bool apply_quirk;
int ret;
- if (!x86_match_cpu(rapl_cpu_match))
+ id = x86_match_cpu(rapl_cpu_match);
+ if (!id)
return -ENODEV;
- switch (boot_cpu_data.x86_model) {
- case 42: /* Sandy Bridge */
- case 58: /* Ivy Bridge */
- rapl_cntr_mask = RAPL_IDX_CLN;
- rapl_pmu_events_group.attrs = rapl_events_cln_attr;
- break;
- case 63: /* Haswell-Server */
- case 79: /* Broadwell-Server */
- apply_quirk = true;
- rapl_cntr_mask = RAPL_IDX_SRV;
- rapl_pmu_events_group.attrs = rapl_events_srv_attr;
- break;
- case 60: /* Haswell */
- case 69: /* Haswell-Celeron */
- case 70: /* Haswell GT3e */
- case 61: /* Broadwell */
- case 71: /* Broadwell-H */
- rapl_cntr_mask = RAPL_IDX_HSW;
- rapl_pmu_events_group.attrs = rapl_events_hsw_attr;
- break;
- case 45: /* Sandy Bridge-EP */
- case 62: /* IvyTown */
- rapl_cntr_mask = RAPL_IDX_SRV;
- rapl_pmu_events_group.attrs = rapl_events_srv_attr;
- break;
- case 87: /* Knights Landing */
- apply_quirk = true;
- rapl_cntr_mask = RAPL_IDX_KNL;
- rapl_pmu_events_group.attrs = rapl_events_knl_attr;
- break;
- default:
- return -ENODEV;
- }
+ rapl_init = (struct intel_rapl_init_fun *)id->driver_data;
+ apply_quirk = rapl_init->apply_quirk;
+ rapl_cntr_mask = rapl_init->cntr_mask;
+ rapl_pmu_events_group.attrs = rapl_init->attrs;
ret = rapl_check_hw_unit(apply_quirk);
if (ret)