15f16ee27SBadal NilawarWhat: /sys/bus/pci/drivers/i915/.../hwmon/hwmon<i>/in0_input 2f8572bb6SRiana TauroDate: February 2023 3f8572bb6SRiana TauroKernelVersion: 6.2 4f8572bb6SRiana TauroContact: intel-gfx@lists.freedesktop.org 5f8572bb6SRiana TauroDescription: RO. Current Voltage in millivolt. 6f8572bb6SRiana Tauro 7f8572bb6SRiana Tauro Only supported for particular Intel i915 graphics platforms. 899f55efbSDale B Stimson 95f16ee27SBadal NilawarWhat: /sys/bus/pci/drivers/i915/.../hwmon/hwmon<i>/power1_max 1099f55efbSDale B StimsonDate: February 2023 1199f55efbSDale B StimsonKernelVersion: 6.2 1299f55efbSDale B StimsonContact: intel-gfx@lists.freedesktop.org 1399f55efbSDale B StimsonDescription: RW. Card reactive sustained (PL1/Tau) power limit in microwatts. 1499f55efbSDale B Stimson 1599f55efbSDale B Stimson The power controller will throttle the operating frequency 1699f55efbSDale B Stimson if the power averaged over a window (typically seconds) 174ed22f1eSAshutosh Dixit exceeds this limit. A read value of 0 means that the PL1 184ed22f1eSAshutosh Dixit power limit is disabled, writing 0 disables the 194ed22f1eSAshutosh Dixit limit. Writing values > 0 will enable the power limit. 2099f55efbSDale B Stimson 2199f55efbSDale B Stimson Only supported for particular Intel i915 graphics platforms. 2299f55efbSDale B Stimson 235f16ee27SBadal NilawarWhat: /sys/bus/pci/drivers/i915/.../hwmon/hwmon<i>/power1_rated_max 2499f55efbSDale B StimsonDate: February 2023 2599f55efbSDale B StimsonKernelVersion: 6.2 2699f55efbSDale B StimsonContact: intel-gfx@lists.freedesktop.org 2799f55efbSDale B StimsonDescription: RO. Card default power limit (default TDP setting). 2899f55efbSDale B Stimson 2999f55efbSDale B Stimson Only supported for particular Intel i915 graphics platforms. 30c41b8bdcSDale B Stimson 315f16ee27SBadal NilawarWhat: /sys/bus/pci/drivers/i915/.../hwmon/hwmon<i>/power1_max_interval 324c2572feSAshutosh DixitDate: February 2023 334c2572feSAshutosh DixitKernelVersion: 6.2 344c2572feSAshutosh DixitContact: intel-gfx@lists.freedesktop.org 354c2572feSAshutosh DixitDescription: RW. Sustained power limit interval (Tau in PL1/Tau) in 364c2572feSAshutosh Dixit milliseconds over which sustained power is averaged. 374c2572feSAshutosh Dixit 384c2572feSAshutosh Dixit Only supported for particular Intel i915 graphics platforms. 394c2572feSAshutosh Dixit 405f16ee27SBadal NilawarWhat: /sys/bus/pci/drivers/i915/.../hwmon/hwmon<i>/power1_crit 41c8939848SAshutosh DixitDate: February 2023 42c8939848SAshutosh DixitKernelVersion: 6.2 43c8939848SAshutosh DixitContact: intel-gfx@lists.freedesktop.org 44c8939848SAshutosh DixitDescription: RW. Card reactive critical (I1) power limit in microwatts. 45c8939848SAshutosh Dixit 46c8939848SAshutosh Dixit Card reactive critical (I1) power limit in microwatts is exposed 47c8939848SAshutosh Dixit for client products. The power controller will throttle the 48c8939848SAshutosh Dixit operating frequency if the power averaged over a window exceeds 49c8939848SAshutosh Dixit this limit. 50c8939848SAshutosh Dixit 51c8939848SAshutosh Dixit Only supported for particular Intel i915 graphics platforms. 52c8939848SAshutosh Dixit 535f16ee27SBadal NilawarWhat: /sys/bus/pci/drivers/i915/.../hwmon/hwmon<i>/curr1_crit 54c8939848SAshutosh DixitDate: February 2023 55c8939848SAshutosh DixitKernelVersion: 6.2 56c8939848SAshutosh DixitContact: intel-gfx@lists.freedesktop.org 57c8939848SAshutosh DixitDescription: RW. Card reactive critical (I1) power limit in milliamperes. 58c8939848SAshutosh Dixit 59c8939848SAshutosh Dixit Card reactive critical (I1) power limit in milliamperes is 60c8939848SAshutosh Dixit exposed for server products. The power controller will throttle 61c8939848SAshutosh Dixit the operating frequency if the power averaged over a window 62c8939848SAshutosh Dixit exceeds this limit. 63c8939848SAshutosh Dixit 64c8939848SAshutosh Dixit Only supported for particular Intel i915 graphics platforms. 65c8939848SAshutosh Dixit 665f16ee27SBadal NilawarWhat: /sys/bus/pci/drivers/i915/.../hwmon/hwmon<i>/energy1_input 67c41b8bdcSDale B StimsonDate: February 2023 68c41b8bdcSDale B StimsonKernelVersion: 6.2 69c41b8bdcSDale B StimsonContact: intel-gfx@lists.freedesktop.org 70a6a924abSDale B StimsonDescription: RO. Energy input of device or gt in microjoules. 71a6a924abSDale B Stimson 72a6a924abSDale B Stimson For i915 device level hwmon devices (name "i915") this 73a6a924abSDale B Stimson reflects energy input for the entire device. For gt level 74a6a924abSDale B Stimson hwmon devices (name "i915_gtN") this reflects energy input 75a6a924abSDale B Stimson for the gt. 76c41b8bdcSDale B Stimson 77c41b8bdcSDale B Stimson Only supported for particular Intel i915 graphics platforms. 78*727eb1e3SRaag Jadav 79*727eb1e3SRaag JadavWhat: /sys/bus/pci/drivers/i915/.../hwmon/hwmon<i>/fan1_input 80*727eb1e3SRaag JadavDate: November 2024 81*727eb1e3SRaag JadavKernelVersion: 6.12 82*727eb1e3SRaag JadavContact: intel-gfx@lists.freedesktop.org 83*727eb1e3SRaag JadavDescription: RO. Fan speed of device in RPM. 84*727eb1e3SRaag Jadav 85*727eb1e3SRaag Jadav Only supported for particular Intel i915 graphics platforms. 86 87What: /sys/bus/pci/drivers/i915/.../hwmon/hwmon<i>/temp1_input 88Date: November 2024 89KernelVersion: 6.12 90Contact: intel-gfx@lists.freedesktop.org 91Description: RO. GPU package temperature in millidegree Celsius. 92 93 Only supported for particular Intel i915 graphics platforms. 94