Lines Matching full:hwmon
6 #include <linux/hwmon.h>
7 #include <linux/hwmon-sysfs.h>
21 * SF_* - scale factors for particular quantities according to hwmon spec.
56 struct i915_hwmon *hwmon; member
81 struct i915_hwmon *hwmon = ddat->hwmon; in hwm_locked_with_pm_intel_uncore_rmw() local
86 mutex_lock(&hwmon->hwmon_lock); in hwm_locked_with_pm_intel_uncore_rmw()
90 mutex_unlock(&hwmon->hwmon_lock); in hwm_locked_with_pm_intel_uncore_rmw()
130 * the hwmon API. Using x86_64 128 bit arithmetic (see mul_u64_u32_shr()),
132 * hwmon->scl_shift_energy of 14 bits we have 57 (63 - 20 + 14) bits before
139 struct i915_hwmon *hwmon = ddat->hwmon; in hwm_energy() local
146 rgaddr = hwmon->rg.energy_status_tile; in hwm_energy()
148 rgaddr = hwmon->rg.energy_status_all; in hwm_energy()
151 mutex_lock(&hwmon->hwmon_lock); in hwm_energy()
162 hwmon->scl_shift_energy); in hwm_energy()
163 mutex_unlock(&hwmon->hwmon_lock); in hwm_energy()
172 struct i915_hwmon *hwmon = ddat->hwmon; in hwm_power1_max_interval_show() local
178 r = intel_uncore_read(ddat->uncore, hwmon->rg.pkg_rapl_limit); in hwm_power1_max_interval_show()
191 /* val in hwmon interface units (millisec) */ in hwm_power1_max_interval_show()
192 out = mul_u64_u32_shr(tau4, SF_TIME, hwmon->scl_shift_time + x_w); in hwm_power1_max_interval_show()
203 struct i915_hwmon *hwmon = ddat->hwmon; in hwm_power1_max_interval_store() local
215 * The hwmon->scl_shift_time default of 0xa results in a max tau of 256 seconds in hwm_power1_max_interval_store()
220 * val must be < max in hwmon interface units. The steps below are in hwm_power1_max_interval_store()
227 max_win = mul_u64_u32_shr(tau4, SF_TIME, hwmon->scl_shift_time + x_w); in hwm_power1_max_interval_store()
233 val = DIV_ROUND_CLOSEST_ULL((u64)val << hwmon->scl_shift_time, SF_TIME); in hwm_power1_max_interval_store()
247 hwm_locked_with_pm_intel_uncore_rmw(ddat, hwmon->rg.pkg_rapl_limit, in hwm_power1_max_interval_store()
266 struct i915_hwmon *hwmon = ddat->hwmon; in hwm_attributes_visible() local
269 return i915_mmio_reg_valid(hwmon->rg.pkg_rapl_limit) ? attr->mode : 0; in hwm_attributes_visible()
319 struct i915_hwmon *hwmon = ddat->hwmon; in hwm_temp_is_visible() local
321 if (attr == hwmon_temp_input && i915_mmio_reg_valid(hwmon->rg.pkg_temp)) in hwm_temp_is_visible()
330 struct i915_hwmon *hwmon = ddat->hwmon; in hwm_temp_read() local
337 reg_val = intel_uncore_read(ddat->uncore, hwmon->rg.pkg_temp); in hwm_temp_read()
363 struct i915_hwmon *hwmon = ddat->hwmon; in hwm_in_read() local
370 reg_value = intel_uncore_read(ddat->uncore, hwmon->rg.gt_perf_status); in hwm_in_read()
383 struct i915_hwmon *hwmon = ddat->hwmon; in hwm_power_is_visible() local
388 return i915_mmio_reg_valid(hwmon->rg.pkg_rapl_limit) ? 0664 : 0; in hwm_power_is_visible()
390 return i915_mmio_reg_valid(hwmon->rg.pkg_power_sku) ? 0444 : 0; in hwm_power_is_visible()
410 struct i915_hwmon *hwmon = ddat->hwmon; in hwm_power_max_read() local
416 r = intel_uncore_read(ddat->uncore, hwmon->rg.pkg_rapl_limit); in hwm_power_max_read()
423 hwmon->rg.pkg_rapl_limit, in hwm_power_max_read()
425 hwmon->scl_shift_power, in hwm_power_max_read()
429 r = intel_uncore_read64(ddat->uncore, hwmon->rg.pkg_power_sku); in hwm_power_max_read()
431 min = mul_u64_u32_shr(min, SF_POWER, hwmon->scl_shift_power); in hwm_power_max_read()
433 max = mul_u64_u32_shr(max, SF_POWER, hwmon->scl_shift_power); in hwm_power_max_read()
444 struct i915_hwmon *hwmon = ddat->hwmon; in hwm_power_max_write() local
453 mutex_lock(&hwmon->hwmon_lock); in hwm_power_max_write()
457 if (!hwmon->ddat.reset_in_progress) in hwm_power_max_write()
465 mutex_unlock(&hwmon->hwmon_lock); in hwm_power_max_write()
476 intel_uncore_rmw(ddat->uncore, hwmon->rg.pkg_rapl_limit, in hwm_power_max_write()
478 nval = intel_uncore_read(ddat->uncore, hwmon->rg.pkg_rapl_limit); in hwm_power_max_write()
486 nval = DIV_ROUND_CLOSEST_ULL((u64)val << hwmon->scl_shift_power, SF_POWER); in hwm_power_max_write()
489 intel_uncore_rmw(ddat->uncore, hwmon->rg.pkg_rapl_limit, in hwm_power_max_write()
492 mutex_unlock(&hwmon->hwmon_lock); in hwm_power_max_write()
500 struct i915_hwmon *hwmon = ddat->hwmon; in hwm_power_read() local
509 hwmon->rg.pkg_power_sku, in hwm_power_read()
511 hwmon->scl_shift_power, in hwm_power_read()
546 struct i915_hwmon *hwmon = i915->hwmon; in i915_hwmon_power_max_disable() local
549 if (!hwmon || !i915_mmio_reg_valid(hwmon->rg.pkg_rapl_limit)) in i915_hwmon_power_max_disable()
552 mutex_lock(&hwmon->hwmon_lock); in i915_hwmon_power_max_disable()
554 hwmon->ddat.reset_in_progress = true; in i915_hwmon_power_max_disable()
555 r = intel_uncore_rmw(hwmon->ddat.uncore, hwmon->rg.pkg_rapl_limit, in i915_hwmon_power_max_disable()
559 mutex_unlock(&hwmon->hwmon_lock); in i915_hwmon_power_max_disable()
564 struct i915_hwmon *hwmon = i915->hwmon; in i915_hwmon_power_max_restore() local
566 if (!hwmon || !i915_mmio_reg_valid(hwmon->rg.pkg_rapl_limit)) in i915_hwmon_power_max_restore()
569 mutex_lock(&hwmon->hwmon_lock); in i915_hwmon_power_max_restore()
571 intel_uncore_rmw(hwmon->ddat.uncore, hwmon->rg.pkg_rapl_limit, in i915_hwmon_power_max_restore()
573 hwmon->ddat.reset_in_progress = false; in i915_hwmon_power_max_restore()
574 wake_up_all(&hwmon->ddat.waitq); in i915_hwmon_power_max_restore()
576 mutex_unlock(&hwmon->hwmon_lock); in i915_hwmon_power_max_restore()
582 struct i915_hwmon *hwmon = ddat->hwmon; in hwm_energy_is_visible() local
588 rgaddr = hwmon->rg.energy_status_tile; in hwm_energy_is_visible()
590 rgaddr = hwmon->rg.energy_status_all; in hwm_energy_is_visible()
662 struct i915_hwmon *hwmon = ddat->hwmon; in hwm_fan_is_visible() local
664 if (attr == hwmon_fan_input && i915_mmio_reg_valid(hwmon->rg.fan_speed)) in hwm_fan_is_visible()
673 struct i915_hwmon *hwmon = ddat->hwmon; in hwm_fan_input_read() local
681 mutex_lock(&hwmon->hwmon_lock); in hwm_fan_input_read()
683 reg_val = intel_uncore_read(ddat->uncore, hwmon->rg.fan_speed); in hwm_fan_input_read()
708 mutex_unlock(&hwmon->hwmon_lock); in hwm_fan_input_read()
838 struct i915_hwmon *hwmon = i915->hwmon; in hwm_get_preregistration_info() local
840 struct hwm_drvdata *ddat = &hwmon->ddat; in hwm_get_preregistration_info()
848 hwmon->rg.gt_perf_status = GEN12_RPSTAT1; in hwm_get_preregistration_info()
851 hwmon->rg.pkg_temp = PCU_PACKAGE_TEMPERATURE; in hwm_get_preregistration_info()
852 hwmon->rg.pkg_power_sku_unit = PCU_PACKAGE_POWER_SKU_UNIT; in hwm_get_preregistration_info()
853 hwmon->rg.pkg_power_sku = PCU_PACKAGE_POWER_SKU; in hwm_get_preregistration_info()
854 hwmon->rg.pkg_rapl_limit = PCU_PACKAGE_RAPL_LIMIT; in hwm_get_preregistration_info()
855 hwmon->rg.energy_status_all = PCU_PACKAGE_ENERGY_STATUS; in hwm_get_preregistration_info()
856 hwmon->rg.energy_status_tile = INVALID_MMIO_REG; in hwm_get_preregistration_info()
857 hwmon->rg.fan_speed = PCU_PWM_FAN_SPEED; in hwm_get_preregistration_info()
859 hwmon->rg.pkg_temp = INVALID_MMIO_REG; in hwm_get_preregistration_info()
860 hwmon->rg.pkg_power_sku_unit = INVALID_MMIO_REG; in hwm_get_preregistration_info()
861 hwmon->rg.pkg_power_sku = INVALID_MMIO_REG; in hwm_get_preregistration_info()
862 hwmon->rg.pkg_rapl_limit = INVALID_MMIO_REG; in hwm_get_preregistration_info()
863 hwmon->rg.energy_status_all = INVALID_MMIO_REG; in hwm_get_preregistration_info()
864 hwmon->rg.energy_status_tile = INVALID_MMIO_REG; in hwm_get_preregistration_info()
865 hwmon->rg.fan_speed = INVALID_MMIO_REG; in hwm_get_preregistration_info()
870 * The contents of register hwmon->rg.pkg_power_sku_unit do not change, in hwm_get_preregistration_info()
873 if (i915_mmio_reg_valid(hwmon->rg.pkg_power_sku_unit)) in hwm_get_preregistration_info()
875 hwmon->rg.pkg_power_sku_unit); in hwm_get_preregistration_info()
881 if (i915_mmio_reg_valid(hwmon->rg.fan_speed)) { in hwm_get_preregistration_info()
883 hwmon->rg.fan_speed); in hwm_get_preregistration_info()
888 hwmon->scl_shift_power = REG_FIELD_GET(PKG_PWR_UNIT, val_sku_unit); in hwm_get_preregistration_info()
889 hwmon->scl_shift_energy = REG_FIELD_GET(PKG_ENERGY_UNIT, val_sku_unit); in hwm_get_preregistration_info()
890 hwmon->scl_shift_time = REG_FIELD_GET(PKG_TIME_UNIT, val_sku_unit); in hwm_get_preregistration_info()
896 if (i915_mmio_reg_valid(hwmon->rg.energy_status_all)) in hwm_get_preregistration_info()
898 if (i915_mmio_reg_valid(hwmon->rg.energy_status_tile)) { in hwm_get_preregistration_info()
900 hwm_energy(&hwmon->ddat_gt[i], &energy); in hwm_get_preregistration_info()
907 struct i915_hwmon *hwmon; in i915_hwmon_register() local
914 /* hwmon is available only for dGfx */ in i915_hwmon_register()
918 hwmon = kzalloc(sizeof(*hwmon), GFP_KERNEL); in i915_hwmon_register()
919 if (!hwmon) in i915_hwmon_register()
922 i915->hwmon = hwmon; in i915_hwmon_register()
923 mutex_init(&hwmon->hwmon_lock); in i915_hwmon_register()
924 ddat = &hwmon->ddat; in i915_hwmon_register()
926 ddat->hwmon = hwmon; in i915_hwmon_register()
933 ddat_gt = hwmon->ddat_gt + i; in i915_hwmon_register()
935 ddat_gt->hwmon = hwmon; in i915_hwmon_register()
943 /* hwmon_dev points to device hwmon<i> */ in i915_hwmon_register()
954 ddat_gt = hwmon->ddat_gt + i; in i915_hwmon_register()
976 struct i915_hwmon *hwmon = i915->hwmon; in i915_hwmon_unregister() local
980 if (!hwmon) in i915_hwmon_unregister()
984 if (hwmon->ddat_gt[i].hwmon_dev) in i915_hwmon_unregister()
985 hwmon_device_unregister(hwmon->ddat_gt[i].hwmon_dev); in i915_hwmon_unregister()
987 if (hwmon->ddat.hwmon_dev) in i915_hwmon_unregister()
988 hwmon_device_unregister(hwmon->ddat.hwmon_dev); in i915_hwmon_unregister()
990 mutex_destroy(&hwmon->hwmon_lock); in i915_hwmon_unregister()
992 kfree(i915->hwmon); in i915_hwmon_unregister()
993 i915->hwmon = NULL; in i915_hwmon_unregister()