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 | 477 |
1 files changed, 220 insertions, 257 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 180dd6f3ef57..cf71305ad586 100644 --- a/drivers/gpu/drm/i915/gt/intel_gt_sysfs_pm.c +++ b/drivers/gpu/drm/i915/gt/intel_gt_sysfs_pm.c @@ -24,14 +24,15 @@ enum intel_gt_sysfs_op { }; static int -sysfs_gt_attribute_w_func(struct device *dev, struct device_attribute *attr, +sysfs_gt_attribute_w_func(struct kobject *kobj, struct attribute *attr, int (func)(struct intel_gt *gt, u32 val), u32 val) { struct intel_gt *gt; int ret; - if (!is_object_gt(&dev->kobj)) { + if (!is_object_gt(kobj)) { int i; + struct device *dev = kobj_to_dev(kobj); struct drm_i915_private *i915 = kdev_minor_to_i915(dev); for_each_gt(gt, i915, i) { @@ -40,7 +41,7 @@ sysfs_gt_attribute_w_func(struct device *dev, struct device_attribute *attr, break; } } else { - gt = intel_gt_sysfs_get_drvdata(dev, attr->attr.name); + gt = intel_gt_sysfs_get_drvdata(kobj, attr->name); ret = func(gt, val); } @@ -48,7 +49,7 @@ sysfs_gt_attribute_w_func(struct device *dev, struct device_attribute *attr, } static u32 -sysfs_gt_attribute_r_func(struct device *dev, struct device_attribute *attr, +sysfs_gt_attribute_r_func(struct kobject *kobj, struct attribute *attr, u32 (func)(struct intel_gt *gt), enum intel_gt_sysfs_op op) { @@ -57,8 +58,9 @@ sysfs_gt_attribute_r_func(struct device *dev, struct device_attribute *attr, ret = (op == INTEL_GT_SYSFS_MAX) ? 0 : (u32) -1; - if (!is_object_gt(&dev->kobj)) { + if (!is_object_gt(kobj)) { int i; + struct device *dev = kobj_to_dev(kobj); struct drm_i915_private *i915 = kdev_minor_to_i915(dev); for_each_gt(gt, i915, i) { @@ -77,7 +79,7 @@ sysfs_gt_attribute_r_func(struct device *dev, struct device_attribute *attr, } } } else { - gt = intel_gt_sysfs_get_drvdata(dev, attr->attr.name); + gt = intel_gt_sysfs_get_drvdata(kobj, attr->name); ret = func(gt); } @@ -92,23 +94,90 @@ sysfs_gt_attribute_r_func(struct device *dev, struct device_attribute *attr, #define sysfs_gt_attribute_r_max_func(d, a, f) \ sysfs_gt_attribute_r_func(d, a, f, INTEL_GT_SYSFS_MAX) +#define INTEL_GT_SYSFS_SHOW(_name, _attr_type) \ + static ssize_t _name##_show_common(struct kobject *kobj, \ + struct attribute *attr, char *buff) \ + { \ + u32 val = sysfs_gt_attribute_r_##_attr_type##_func(kobj, attr, \ + __##_name##_show); \ + \ + return sysfs_emit(buff, "%u\n", val); \ + } \ + static ssize_t _name##_show(struct kobject *kobj, \ + struct kobj_attribute *attr, char *buff) \ + { \ + return _name ##_show_common(kobj, &attr->attr, buff); \ + } \ + static ssize_t _name##_dev_show(struct device *dev, \ + struct device_attribute *attr, char *buff) \ + { \ + return _name##_show_common(&dev->kobj, &attr->attr, buff); \ + } + +#define INTEL_GT_SYSFS_STORE(_name, _func) \ + static ssize_t _name##_store_common(struct kobject *kobj, \ + struct attribute *attr, \ + const char *buff, size_t count) \ + { \ + int ret; \ + u32 val; \ + \ + ret = kstrtou32(buff, 0, &val); \ + if (ret) \ + return ret; \ + \ + ret = sysfs_gt_attribute_w_func(kobj, attr, _func, val); \ + \ + return ret ?: count; \ + } \ + static ssize_t _name##_store(struct kobject *kobj, \ + struct kobj_attribute *attr, const char *buff, \ + size_t count) \ + { \ + return _name##_store_common(kobj, &attr->attr, buff, count); \ + } \ + static ssize_t _name##_dev_store(struct device *dev, \ + struct device_attribute *attr, \ + const char *buff, size_t count) \ + { \ + return _name##_store_common(&dev->kobj, &attr->attr, buff, count); \ + } + +#define INTEL_GT_SYSFS_SHOW_MAX(_name) INTEL_GT_SYSFS_SHOW(_name, max) +#define INTEL_GT_SYSFS_SHOW_MIN(_name) INTEL_GT_SYSFS_SHOW(_name, min) + +#define INTEL_GT_ATTR_RW(_name) \ + static struct kobj_attribute attr_##_name = __ATTR_RW(_name) + +#define INTEL_GT_ATTR_RO(_name) \ + static struct kobj_attribute attr_##_name = __ATTR_RO(_name) + +#define INTEL_GT_DUAL_ATTR_RW(_name) \ + static struct device_attribute dev_attr_##_name = __ATTR(_name, 0644, \ + _name##_dev_show, \ + _name##_dev_store); \ + INTEL_GT_ATTR_RW(_name) + +#define INTEL_GT_DUAL_ATTR_RO(_name) \ + static struct device_attribute dev_attr_##_name = __ATTR(_name, 0444, \ + _name##_dev_show, \ + NULL); \ + INTEL_GT_ATTR_RO(_name) + #ifdef CONFIG_PM -static u32 get_residency(struct intel_gt *gt, i915_reg_t reg) +static u32 get_residency(struct intel_gt *gt, enum intel_rc6_res_type id) { intel_wakeref_t wakeref; u64 res = 0; with_intel_runtime_pm(gt->uncore->rpm, wakeref) - res = intel_rc6_residency_us(>->rc6, reg); + res = intel_rc6_residency_us(>->rc6, id); return DIV_ROUND_CLOSEST_ULL(res, 1000); } -static ssize_t rc6_enable_show(struct device *dev, - struct device_attribute *attr, - char *buff) +static u8 get_rc6_mask(struct intel_gt *gt) { - struct intel_gt *gt = intel_gt_sysfs_get_drvdata(dev, attr->attr.name); u8 mask = 0; if (HAS_RC6(gt->i915)) @@ -118,105 +187,105 @@ static ssize_t rc6_enable_show(struct device *dev, if (HAS_RC6pp(gt->i915)) mask |= BIT(2); - return sysfs_emit(buff, "%x\n", mask); + return mask; } -static u32 __rc6_residency_ms_show(struct intel_gt *gt) +static ssize_t rc6_enable_show(struct kobject *kobj, + struct kobj_attribute *attr, + char *buff) { - return get_residency(gt, GEN6_GT_GFX_RC6); + struct intel_gt *gt = intel_gt_sysfs_get_drvdata(kobj, attr->attr.name); + + return sysfs_emit(buff, "%x\n", get_rc6_mask(gt)); } -static ssize_t rc6_residency_ms_show(struct device *dev, - struct device_attribute *attr, - char *buff) +static ssize_t rc6_enable_dev_show(struct device *dev, + struct device_attribute *attr, + char *buff) { - u32 rc6_residency = sysfs_gt_attribute_r_min_func(dev, attr, - __rc6_residency_ms_show); + struct intel_gt *gt = intel_gt_sysfs_get_drvdata(&dev->kobj, attr->attr.name); - return sysfs_emit(buff, "%u\n", rc6_residency); + return sysfs_emit(buff, "%x\n", get_rc6_mask(gt)); } -static u32 __rc6p_residency_ms_show(struct intel_gt *gt) +static u32 __rc6_residency_ms_show(struct intel_gt *gt) { - return get_residency(gt, GEN6_GT_GFX_RC6p); + return get_residency(gt, INTEL_RC6_RES_RC6); } -static ssize_t rc6p_residency_ms_show(struct device *dev, - struct device_attribute *attr, - char *buff) +static u32 __rc6p_residency_ms_show(struct intel_gt *gt) { - u32 rc6p_residency = sysfs_gt_attribute_r_min_func(dev, attr, - __rc6p_residency_ms_show); - - return sysfs_emit(buff, "%u\n", rc6p_residency); + return get_residency(gt, INTEL_RC6_RES_RC6p); } static u32 __rc6pp_residency_ms_show(struct intel_gt *gt) { - return get_residency(gt, GEN6_GT_GFX_RC6pp); -} - -static ssize_t rc6pp_residency_ms_show(struct device *dev, - struct device_attribute *attr, - char *buff) -{ - u32 rc6pp_residency = sysfs_gt_attribute_r_min_func(dev, attr, - __rc6pp_residency_ms_show); - - return sysfs_emit(buff, "%u\n", rc6pp_residency); + return get_residency(gt, INTEL_RC6_RES_RC6pp); } static u32 __media_rc6_residency_ms_show(struct intel_gt *gt) { - return get_residency(gt, VLV_GT_MEDIA_RC6); + return get_residency(gt, INTEL_RC6_RES_VLV_MEDIA); } -static ssize_t media_rc6_residency_ms_show(struct device *dev, - struct device_attribute *attr, - char *buff) -{ - u32 rc6_residency = sysfs_gt_attribute_r_min_func(dev, attr, - __media_rc6_residency_ms_show); +INTEL_GT_SYSFS_SHOW_MIN(rc6_residency_ms); +INTEL_GT_SYSFS_SHOW_MIN(rc6p_residency_ms); +INTEL_GT_SYSFS_SHOW_MIN(rc6pp_residency_ms); +INTEL_GT_SYSFS_SHOW_MIN(media_rc6_residency_ms); - return sysfs_emit(buff, "%u\n", rc6_residency); -} - -static DEVICE_ATTR_RO(rc6_enable); -static DEVICE_ATTR_RO(rc6_residency_ms); -static DEVICE_ATTR_RO(rc6p_residency_ms); -static DEVICE_ATTR_RO(rc6pp_residency_ms); -static DEVICE_ATTR_RO(media_rc6_residency_ms); +INTEL_GT_DUAL_ATTR_RO(rc6_enable); +INTEL_GT_DUAL_ATTR_RO(rc6_residency_ms); +INTEL_GT_DUAL_ATTR_RO(rc6p_residency_ms); +INTEL_GT_DUAL_ATTR_RO(rc6pp_residency_ms); +INTEL_GT_DUAL_ATTR_RO(media_rc6_residency_ms); static struct attribute *rc6_attrs[] = { + &attr_rc6_enable.attr, + &attr_rc6_residency_ms.attr, + NULL +}; + +static struct attribute *rc6p_attrs[] = { + &attr_rc6p_residency_ms.attr, + &attr_rc6pp_residency_ms.attr, + NULL +}; + +static struct attribute *media_rc6_attrs[] = { + &attr_media_rc6_residency_ms.attr, + NULL +}; + +static struct attribute *rc6_dev_attrs[] = { &dev_attr_rc6_enable.attr, &dev_attr_rc6_residency_ms.attr, NULL }; -static struct attribute *rc6p_attrs[] = { +static struct attribute *rc6p_dev_attrs[] = { &dev_attr_rc6p_residency_ms.attr, &dev_attr_rc6pp_residency_ms.attr, NULL }; -static struct attribute *media_rc6_attrs[] = { +static struct attribute *media_rc6_dev_attrs[] = { &dev_attr_media_rc6_residency_ms.attr, NULL }; static const struct attribute_group rc6_attr_group[] = { { .attrs = rc6_attrs, }, - { .name = power_group_name, .attrs = rc6_attrs, }, + { .name = power_group_name, .attrs = rc6_dev_attrs, }, }; static const struct attribute_group rc6p_attr_group[] = { { .attrs = rc6p_attrs, }, - { .name = power_group_name, .attrs = rc6p_attrs, }, + { .name = power_group_name, .attrs = rc6p_dev_attrs, }, }; static const struct attribute_group media_rc6_attr_group[] = { { .attrs = media_rc6_attrs, }, - { .name = power_group_name, .attrs = media_rc6_attrs, }, + { .name = power_group_name, .attrs = media_rc6_dev_attrs, }, }; static int __intel_gt_sysfs_create_group(struct kobject *kobj, @@ -271,104 +340,34 @@ static u32 __act_freq_mhz_show(struct intel_gt *gt) return intel_rps_read_actual_frequency(>->rps); } -static ssize_t act_freq_mhz_show(struct device *dev, - struct device_attribute *attr, char *buff) -{ - u32 actual_freq = sysfs_gt_attribute_r_max_func(dev, attr, - __act_freq_mhz_show); - - return sysfs_emit(buff, "%u\n", actual_freq); -} - static u32 __cur_freq_mhz_show(struct intel_gt *gt) { return intel_rps_get_requested_frequency(>->rps); } -static ssize_t cur_freq_mhz_show(struct device *dev, - struct device_attribute *attr, char *buff) -{ - u32 cur_freq = sysfs_gt_attribute_r_max_func(dev, attr, - __cur_freq_mhz_show); - - return sysfs_emit(buff, "%u\n", cur_freq); -} - static u32 __boost_freq_mhz_show(struct intel_gt *gt) { return intel_rps_get_boost_frequency(>->rps); } -static ssize_t boost_freq_mhz_show(struct device *dev, - struct device_attribute *attr, - char *buff) -{ - u32 boost_freq = sysfs_gt_attribute_r_max_func(dev, attr, - __boost_freq_mhz_show); - - return sysfs_emit(buff, "%u\n", boost_freq); -} - static int __boost_freq_mhz_store(struct intel_gt *gt, u32 val) { return intel_rps_set_boost_frequency(>->rps, val); } -static ssize_t boost_freq_mhz_store(struct device *dev, - struct device_attribute *attr, - const char *buff, size_t count) -{ - ssize_t ret; - u32 val; - - ret = kstrtou32(buff, 0, &val); - if (ret) - return ret; - - return sysfs_gt_attribute_w_func(dev, attr, - __boost_freq_mhz_store, val) ?: count; -} - -static u32 __rp0_freq_mhz_show(struct intel_gt *gt) +static u32 __RP0_freq_mhz_show(struct intel_gt *gt) { return intel_rps_get_rp0_frequency(>->rps); } -static ssize_t RP0_freq_mhz_show(struct device *dev, - struct device_attribute *attr, char *buff) -{ - u32 rp0_freq = sysfs_gt_attribute_r_max_func(dev, attr, - __rp0_freq_mhz_show); - - return sysfs_emit(buff, "%u\n", rp0_freq); -} - -static u32 __rp1_freq_mhz_show(struct intel_gt *gt) -{ - return intel_rps_get_rp1_frequency(>->rps); -} - -static ssize_t RP1_freq_mhz_show(struct device *dev, - struct device_attribute *attr, char *buff) -{ - u32 rp1_freq = sysfs_gt_attribute_r_max_func(dev, attr, - __rp1_freq_mhz_show); - - return sysfs_emit(buff, "%u\n", rp1_freq); -} - -static u32 __rpn_freq_mhz_show(struct intel_gt *gt) +static u32 __RPn_freq_mhz_show(struct intel_gt *gt) { return intel_rps_get_rpn_frequency(>->rps); } -static ssize_t RPn_freq_mhz_show(struct device *dev, - struct device_attribute *attr, char *buff) +static u32 __RP1_freq_mhz_show(struct intel_gt *gt) { - u32 rpn_freq = sysfs_gt_attribute_r_max_func(dev, attr, - __rpn_freq_mhz_show); - - return sysfs_emit(buff, "%u\n", rpn_freq); + return intel_rps_get_rp1_frequency(>->rps); } static u32 __max_freq_mhz_show(struct intel_gt *gt) @@ -376,71 +375,21 @@ static u32 __max_freq_mhz_show(struct intel_gt *gt) return intel_rps_get_max_frequency(>->rps); } -static ssize_t max_freq_mhz_show(struct device *dev, - struct device_attribute *attr, char *buff) -{ - u32 max_freq = sysfs_gt_attribute_r_max_func(dev, attr, - __max_freq_mhz_show); - - return sysfs_emit(buff, "%u\n", max_freq); -} - static int __set_max_freq(struct intel_gt *gt, u32 val) { return intel_rps_set_max_frequency(>->rps, val); } -static ssize_t max_freq_mhz_store(struct device *dev, - struct device_attribute *attr, - const char *buff, size_t count) -{ - int ret; - u32 val; - - ret = kstrtou32(buff, 0, &val); - if (ret) - return ret; - - ret = sysfs_gt_attribute_w_func(dev, attr, __set_max_freq, val); - - return ret ?: count; -} - static u32 __min_freq_mhz_show(struct intel_gt *gt) { return intel_rps_get_min_frequency(>->rps); } -static ssize_t min_freq_mhz_show(struct device *dev, - struct device_attribute *attr, char *buff) -{ - u32 min_freq = sysfs_gt_attribute_r_min_func(dev, attr, - __min_freq_mhz_show); - - return sysfs_emit(buff, "%u\n", min_freq); -} - static int __set_min_freq(struct intel_gt *gt, u32 val) { return intel_rps_set_min_frequency(>->rps, val); } -static ssize_t min_freq_mhz_store(struct device *dev, - struct device_attribute *attr, - const char *buff, size_t count) -{ - int ret; - u32 val; - - ret = kstrtou32(buff, 0, &val); - if (ret) - return ret; - - ret = sysfs_gt_attribute_w_func(dev, attr, __set_min_freq, val); - - return ret ?: count; -} - static u32 __vlv_rpe_freq_mhz_show(struct intel_gt *gt) { struct intel_rps *rps = >->rps; @@ -448,23 +397,31 @@ static u32 __vlv_rpe_freq_mhz_show(struct intel_gt *gt) return intel_gpu_freq(rps, rps->efficient_freq); } -static ssize_t vlv_rpe_freq_mhz_show(struct device *dev, - struct device_attribute *attr, char *buff) -{ - u32 rpe_freq = sysfs_gt_attribute_r_max_func(dev, attr, - __vlv_rpe_freq_mhz_show); - - return sysfs_emit(buff, "%u\n", rpe_freq); -} - -#define INTEL_GT_RPS_SYSFS_ATTR(_name, _mode, _show, _store) \ - static struct device_attribute dev_attr_gt_##_name = __ATTR(gt_##_name, _mode, _show, _store); \ - static struct device_attribute dev_attr_rps_##_name = __ATTR(rps_##_name, _mode, _show, _store) - -#define INTEL_GT_RPS_SYSFS_ATTR_RO(_name) \ - INTEL_GT_RPS_SYSFS_ATTR(_name, 0444, _name##_show, NULL) -#define INTEL_GT_RPS_SYSFS_ATTR_RW(_name) \ - INTEL_GT_RPS_SYSFS_ATTR(_name, 0644, _name##_show, _name##_store) +INTEL_GT_SYSFS_SHOW_MAX(act_freq_mhz); +INTEL_GT_SYSFS_SHOW_MAX(boost_freq_mhz); +INTEL_GT_SYSFS_SHOW_MAX(cur_freq_mhz); +INTEL_GT_SYSFS_SHOW_MAX(RP0_freq_mhz); +INTEL_GT_SYSFS_SHOW_MAX(RP1_freq_mhz); +INTEL_GT_SYSFS_SHOW_MAX(RPn_freq_mhz); +INTEL_GT_SYSFS_SHOW_MAX(max_freq_mhz); +INTEL_GT_SYSFS_SHOW_MIN(min_freq_mhz); +INTEL_GT_SYSFS_SHOW_MAX(vlv_rpe_freq_mhz); +INTEL_GT_SYSFS_STORE(boost_freq_mhz, __boost_freq_mhz_store); +INTEL_GT_SYSFS_STORE(max_freq_mhz, __set_max_freq); +INTEL_GT_SYSFS_STORE(min_freq_mhz, __set_min_freq); + +#define INTEL_GT_RPS_SYSFS_ATTR(_name, _mode, _show, _store, _show_dev, _store_dev) \ + static struct device_attribute dev_attr_gt_##_name = __ATTR(gt_##_name, _mode, \ + _show_dev, _store_dev); \ + static struct kobj_attribute attr_rps_##_name = __ATTR(rps_##_name, _mode, \ + _show, _store) + +#define INTEL_GT_RPS_SYSFS_ATTR_RO(_name) \ + INTEL_GT_RPS_SYSFS_ATTR(_name, 0444, _name##_show, NULL, \ + _name##_dev_show, NULL) +#define INTEL_GT_RPS_SYSFS_ATTR_RW(_name) \ + INTEL_GT_RPS_SYSFS_ATTR(_name, 0644, _name##_show, _name##_store, \ + _name##_dev_show, _name##_dev_store) /* The below macros generate static structures */ INTEL_GT_RPS_SYSFS_ATTR_RO(act_freq_mhz); @@ -475,32 +432,31 @@ INTEL_GT_RPS_SYSFS_ATTR_RO(RP1_freq_mhz); INTEL_GT_RPS_SYSFS_ATTR_RO(RPn_freq_mhz); INTEL_GT_RPS_SYSFS_ATTR_RW(max_freq_mhz); INTEL_GT_RPS_SYSFS_ATTR_RW(min_freq_mhz); - -static DEVICE_ATTR_RO(vlv_rpe_freq_mhz); - -#define GEN6_ATTR(s) { \ - &dev_attr_##s##_act_freq_mhz.attr, \ - &dev_attr_##s##_cur_freq_mhz.attr, \ - &dev_attr_##s##_boost_freq_mhz.attr, \ - &dev_attr_##s##_max_freq_mhz.attr, \ - &dev_attr_##s##_min_freq_mhz.attr, \ - &dev_attr_##s##_RP0_freq_mhz.attr, \ - &dev_attr_##s##_RP1_freq_mhz.attr, \ - &dev_attr_##s##_RPn_freq_mhz.attr, \ +INTEL_GT_RPS_SYSFS_ATTR_RO(vlv_rpe_freq_mhz); + +#define GEN6_ATTR(p, s) { \ + &p##attr_##s##_act_freq_mhz.attr, \ + &p##attr_##s##_cur_freq_mhz.attr, \ + &p##attr_##s##_boost_freq_mhz.attr, \ + &p##attr_##s##_max_freq_mhz.attr, \ + &p##attr_##s##_min_freq_mhz.attr, \ + &p##attr_##s##_RP0_freq_mhz.attr, \ + &p##attr_##s##_RP1_freq_mhz.attr, \ + &p##attr_##s##_RPn_freq_mhz.attr, \ NULL, \ } -#define GEN6_RPS_ATTR GEN6_ATTR(rps) -#define GEN6_GT_ATTR GEN6_ATTR(gt) +#define GEN6_RPS_ATTR GEN6_ATTR(, rps) +#define GEN6_GT_ATTR GEN6_ATTR(dev_, gt) static const struct attribute * const gen6_rps_attrs[] = GEN6_RPS_ATTR; static const struct attribute * const gen6_gt_attrs[] = GEN6_GT_ATTR; -static ssize_t punit_req_freq_mhz_show(struct device *dev, - struct device_attribute *attr, +static ssize_t punit_req_freq_mhz_show(struct kobject *kobj, + struct kobj_attribute *attr, char *buff) { - struct intel_gt *gt = intel_gt_sysfs_get_drvdata(dev, attr->attr.name); + struct intel_gt *gt = intel_gt_sysfs_get_drvdata(kobj, attr->attr.name); u32 preq = intel_rps_read_punit_req_frequency(>->rps); return sysfs_emit(buff, "%u\n", preq); @@ -508,20 +464,20 @@ static ssize_t punit_req_freq_mhz_show(struct device *dev, struct intel_gt_bool_throttle_attr { struct attribute attr; - ssize_t (*show)(struct device *dev, struct device_attribute *attr, + ssize_t (*show)(struct kobject *kobj, struct kobj_attribute *attr, char *buf); - i915_reg_t reg32; + i915_reg_t (*reg32)(struct intel_gt *gt); u32 mask; }; -static ssize_t throttle_reason_bool_show(struct device *dev, - struct device_attribute *attr, +static ssize_t throttle_reason_bool_show(struct kobject *kobj, + struct kobj_attribute *attr, char *buff) { - struct intel_gt *gt = intel_gt_sysfs_get_drvdata(dev, attr->attr.name); + struct intel_gt *gt = intel_gt_sysfs_get_drvdata(kobj, attr->attr.name); struct intel_gt_bool_throttle_attr *t_attr = (struct intel_gt_bool_throttle_attr *) attr; - bool val = rps_read_mask_mmio(>->rps, t_attr->reg32, t_attr->mask); + bool val = rps_read_mask_mmio(>->rps, t_attr->reg32(gt), t_attr->mask); return sysfs_emit(buff, "%u\n", val); } @@ -530,11 +486,11 @@ static ssize_t throttle_reason_bool_show(struct device *dev, struct intel_gt_bool_throttle_attr attr_##sysfs_func__ = { \ .attr = { .name = __stringify(sysfs_func__), .mode = 0444 }, \ .show = throttle_reason_bool_show, \ - .reg32 = GT0_PERF_LIMIT_REASONS, \ + .reg32 = intel_gt_perf_limit_reasons_reg, \ .mask = mask__, \ } -static DEVICE_ATTR_RO(punit_req_freq_mhz); +INTEL_GT_ATTR_RO(punit_req_freq_mhz); static INTEL_GT_RPS_BOOL_ATTR_RO(throttle_reason_status, GT0_PERF_LIMIT_REASONS_MASK); static INTEL_GT_RPS_BOOL_ATTR_RO(throttle_reason_pl1, POWER_LIMIT_1_MASK); static INTEL_GT_RPS_BOOL_ATTR_RO(throttle_reason_pl2, POWER_LIMIT_2_MASK); @@ -597,8 +553,8 @@ static const struct attribute *throttle_reason_attrs[] = { #define U8_8_VAL_MASK 0xffff #define U8_8_SCALE_TO_VALUE "0.00390625" -static ssize_t freq_factor_scale_show(struct device *dev, - struct device_attribute *attr, +static ssize_t freq_factor_scale_show(struct kobject *kobj, + struct kobj_attribute *attr, char *buff) { return sysfs_emit(buff, "%s\n", U8_8_SCALE_TO_VALUE); @@ -610,11 +566,11 @@ static u32 media_ratio_mode_to_factor(u32 mode) return !mode ? mode : 256 / mode; } -static ssize_t media_freq_factor_show(struct device *dev, - struct device_attribute *attr, +static ssize_t media_freq_factor_show(struct kobject *kobj, + struct kobj_attribute *attr, char *buff) { - struct intel_gt *gt = intel_gt_sysfs_get_drvdata(dev, attr->attr.name); + struct intel_gt *gt = intel_gt_sysfs_get_drvdata(kobj, attr->attr.name); struct intel_guc_slpc *slpc = >->uc.guc.slpc; intel_wakeref_t wakeref; u32 mode; @@ -641,11 +597,11 @@ static ssize_t media_freq_factor_show(struct device *dev, return sysfs_emit(buff, "%u\n", media_ratio_mode_to_factor(mode)); } -static ssize_t media_freq_factor_store(struct device *dev, - struct device_attribute *attr, +static ssize_t media_freq_factor_store(struct kobject *kobj, + struct kobj_attribute *attr, const char *buff, size_t count) { - struct intel_gt *gt = intel_gt_sysfs_get_drvdata(dev, attr->attr.name); + struct intel_gt *gt = intel_gt_sysfs_get_drvdata(kobj, attr->attr.name); struct intel_guc_slpc *slpc = >->uc.guc.slpc; u32 factor, mode; int err; @@ -670,11 +626,11 @@ static ssize_t media_freq_factor_store(struct device *dev, return err ?: count; } -static ssize_t media_RP0_freq_mhz_show(struct device *dev, - struct device_attribute *attr, +static ssize_t media_RP0_freq_mhz_show(struct kobject *kobj, + struct kobj_attribute *attr, char *buff) { - struct intel_gt *gt = intel_gt_sysfs_get_drvdata(dev, attr->attr.name); + struct intel_gt *gt = intel_gt_sysfs_get_drvdata(kobj, attr->attr.name); u32 val; int err; @@ -691,11 +647,11 @@ static ssize_t media_RP0_freq_mhz_show(struct device *dev, return sysfs_emit(buff, "%u\n", val); } -static ssize_t media_RPn_freq_mhz_show(struct device *dev, - struct device_attribute *attr, +static ssize_t media_RPn_freq_mhz_show(struct kobject *kobj, + struct kobj_attribute *attr, char *buff) { - struct intel_gt *gt = intel_gt_sysfs_get_drvdata(dev, attr->attr.name); + struct intel_gt *gt = intel_gt_sysfs_get_drvdata(kobj, attr->attr.name); u32 val; int err; @@ -712,17 +668,17 @@ static ssize_t media_RPn_freq_mhz_show(struct device *dev, return sysfs_emit(buff, "%u\n", val); } -static DEVICE_ATTR_RW(media_freq_factor); -static struct device_attribute dev_attr_media_freq_factor_scale = +INTEL_GT_ATTR_RW(media_freq_factor); +static struct kobj_attribute attr_media_freq_factor_scale = __ATTR(media_freq_factor.scale, 0444, freq_factor_scale_show, NULL); -static DEVICE_ATTR_RO(media_RP0_freq_mhz); -static DEVICE_ATTR_RO(media_RPn_freq_mhz); +INTEL_GT_ATTR_RO(media_RP0_freq_mhz); +INTEL_GT_ATTR_RO(media_RPn_freq_mhz); static const struct attribute *media_perf_power_attrs[] = { - &dev_attr_media_freq_factor.attr, - &dev_attr_media_freq_factor_scale.attr, - &dev_attr_media_RP0_freq_mhz.attr, - &dev_attr_media_RPn_freq_mhz.attr, + &attr_media_freq_factor.attr, + &attr_media_freq_factor_scale.attr, + &attr_media_RP0_freq_mhz.attr, + &attr_media_RPn_freq_mhz.attr, NULL }; @@ -754,20 +710,29 @@ static const struct attribute * const rps_defaults_attrs[] = { NULL }; -static int intel_sysfs_rps_init(struct intel_gt *gt, struct kobject *kobj, - const struct attribute * const *attrs) +static int intel_sysfs_rps_init(struct intel_gt *gt, struct kobject *kobj) { + const struct attribute * const *attrs; + struct attribute *vlv_attr; int ret; if (GRAPHICS_VER(gt->i915) < 6) return 0; + if (is_object_gt(kobj)) { + attrs = gen6_rps_attrs; + vlv_attr = &attr_rps_vlv_rpe_freq_mhz.attr; + } else { + attrs = gen6_gt_attrs; + vlv_attr = &dev_attr_gt_vlv_rpe_freq_mhz.attr; + } + ret = sysfs_create_files(kobj, attrs); if (ret) return ret; if (IS_VALLEYVIEW(gt->i915) || IS_CHERRYVIEW(gt->i915)) - ret = sysfs_create_file(kobj, &dev_attr_vlv_rpe_freq_mhz.attr); + ret = sysfs_create_file(kobj, vlv_attr); return ret; } @@ -778,9 +743,7 @@ void intel_gt_sysfs_pm_init(struct intel_gt *gt, struct kobject *kobj) intel_sysfs_rc6_init(gt, kobj); - ret = is_object_gt(kobj) ? - intel_sysfs_rps_init(gt, kobj, gen6_rps_attrs) : - intel_sysfs_rps_init(gt, kobj, gen6_gt_attrs); + ret = intel_sysfs_rps_init(gt, kobj); if (ret) drm_warn(>->i915->drm, "failed to create gt%u RPS sysfs files (%pe)", @@ -790,13 +753,13 @@ void intel_gt_sysfs_pm_init(struct intel_gt *gt, struct kobject *kobj) if (!is_object_gt(kobj)) return; - ret = sysfs_create_file(kobj, &dev_attr_punit_req_freq_mhz.attr); + ret = sysfs_create_file(kobj, &attr_punit_req_freq_mhz.attr); if (ret) drm_warn(>->i915->drm, "failed to create gt%u punit_req_freq_mhz sysfs (%pe)", gt->info.id, ERR_PTR(ret)); - if (GRAPHICS_VER(gt->i915) >= 11) { + if (i915_mmio_reg_valid(intel_gt_perf_limit_reasons_reg(gt))) { ret = sysfs_create_files(kobj, throttle_reason_attrs); if (ret) drm_warn(>->i915->drm, |