diff options
Diffstat (limited to 'drivers/gpu/drm/i915/gt/intel_gt_sysfs_pm.c')
| -rw-r--r-- | drivers/gpu/drm/i915/gt/intel_gt_sysfs_pm.c | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/gt/intel_gt_sysfs_pm.c b/drivers/gpu/drm/i915/gt/intel_gt_sysfs_pm.c index 28f27091cd3b..ee2b44f896a2 100644 --- a/drivers/gpu/drm/i915/gt/intel_gt_sysfs_pm.c +++ b/drivers/gpu/drm/i915/gt/intel_gt_sysfs_pm.c @@ -451,6 +451,33 @@ static ssize_t punit_req_freq_mhz_show(struct kobject *kobj, return sysfs_emit(buff, "%u\n", preq); } +static ssize_t slpc_ignore_eff_freq_show(struct kobject *kobj, + struct kobj_attribute *attr, + char *buff) +{ + struct intel_gt *gt = intel_gt_sysfs_get_drvdata(kobj, attr->attr.name); + struct intel_guc_slpc *slpc = >->uc.guc.slpc; + + return sysfs_emit(buff, "%u\n", slpc->ignore_eff_freq); +} + +static ssize_t slpc_ignore_eff_freq_store(struct kobject *kobj, + struct kobj_attribute *attr, + const char *buff, size_t count) +{ + struct intel_gt *gt = intel_gt_sysfs_get_drvdata(kobj, attr->attr.name); + struct intel_guc_slpc *slpc = >->uc.guc.slpc; + int err; + u32 val; + + err = kstrtou32(buff, 0, &val); + if (err) + return err; + + err = intel_guc_slpc_set_ignore_eff_freq(slpc, val); + return err ?: count; +} + struct intel_gt_bool_throttle_attr { struct attribute attr; ssize_t (*show)(struct kobject *kobj, struct kobj_attribute *attr, @@ -663,6 +690,8 @@ static struct kobj_attribute attr_media_freq_factor_scale = INTEL_GT_ATTR_RO(media_RP0_freq_mhz); INTEL_GT_ATTR_RO(media_RPn_freq_mhz); +INTEL_GT_ATTR_RW(slpc_ignore_eff_freq); + static const struct attribute *media_perf_power_attrs[] = { &attr_media_freq_factor.attr, &attr_media_freq_factor_scale.attr, @@ -744,6 +773,12 @@ void intel_gt_sysfs_pm_init(struct intel_gt *gt, struct kobject *kobj) if (ret) gt_warn(gt, "failed to create punit_req_freq_mhz sysfs (%pe)", ERR_PTR(ret)); + if (intel_uc_uses_guc_slpc(>->uc)) { + ret = sysfs_create_file(kobj, &attr_slpc_ignore_eff_freq.attr); + if (ret) + gt_warn(gt, "failed to create ignore_eff_freq sysfs (%pe)", ERR_PTR(ret)); + } + if (i915_mmio_reg_valid(intel_gt_perf_limit_reasons_reg(gt))) { ret = sysfs_create_files(kobj, throttle_reason_attrs); if (ret) |