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-rw-r--r--Documentation/ABI/testing/sysfs-driver-intel-xe-hwmon94
1 files changed, 67 insertions, 27 deletions
diff --git a/Documentation/ABI/testing/sysfs-driver-intel-xe-hwmon b/Documentation/ABI/testing/sysfs-driver-intel-xe-hwmon
index 023fd82de3..d792a56f59 100644
--- a/Documentation/ABI/testing/sysfs-driver-intel-xe-hwmon
+++ b/Documentation/ABI/testing/sysfs-driver-intel-xe-hwmon
@@ -10,7 +10,7 @@ Description: RW. Card reactive sustained (PL1) power limit in microwatts.
power limit is disabled, writing 0 disables the
limit. Writing values > 0 and <= TDP will enable the power limit.
- Only supported for particular Intel xe graphics platforms.
+ Only supported for particular Intel Xe graphics platforms.
What: /sys/bus/pci/drivers/xe/.../hwmon/hwmon<i>/power1_rated_max
Date: September 2023
@@ -18,53 +18,93 @@ KernelVersion: 6.5
Contact: intel-xe@lists.freedesktop.org
Description: RO. Card default power limit (default TDP setting).
- Only supported for particular Intel xe graphics platforms.
+ Only supported for particular Intel Xe graphics platforms.
-What: /sys/bus/pci/drivers/xe/.../hwmon/hwmon<i>/power1_crit
+
+What: /sys/bus/pci/drivers/xe/.../hwmon/hwmon<i>/energy1_input
Date: September 2023
KernelVersion: 6.5
Contact: intel-xe@lists.freedesktop.org
-Description: RW. Card reactive critical (I1) power limit in microwatts.
+Description: RO. Card energy input of device in microjoules.
+
+ Only supported for particular Intel Xe graphics platforms.
+
+What: /sys/bus/pci/drivers/xe/.../hwmon/hwmon<i>/power1_max_interval
+Date: October 2023
+KernelVersion: 6.6
+Contact: intel-xe@lists.freedesktop.org
+Description: RW. Card sustained power limit interval (Tau in PL1/Tau) in
+ milliseconds over which sustained power is averaged.
+
+ Only supported for particular Intel Xe graphics platforms.
+
+What: /sys/bus/pci/drivers/xe/.../hwmon/hwmon<i>/power2_max
+Date: February 2024
+KernelVersion: 6.8
+Contact: intel-xe@lists.freedesktop.org
+Description: RW. Package reactive sustained (PL1) power limit in microwatts.
+
+ The power controller will throttle the operating frequency
+ if the power averaged over a window (typically seconds)
+ exceeds this limit. A read value of 0 means that the PL1
+ power limit is disabled, writing 0 disables the
+ limit. Writing values > 0 and <= TDP will enable the power limit.
+
+ Only supported for particular Intel Xe graphics platforms.
+
+What: /sys/bus/pci/drivers/xe/.../hwmon/hwmon<i>/power2_rated_max
+Date: February 2024
+KernelVersion: 6.8
+Contact: intel-xe@lists.freedesktop.org
+Description: RO. Package default power limit (default TDP setting).
- Card reactive critical (I1) power limit in microwatts is exposed
+ Only supported for particular Intel Xe graphics platforms.
+
+What: /sys/bus/pci/drivers/xe/.../hwmon/hwmon<i>/power2_crit
+Date: February 2024
+KernelVersion: 6.8
+Contact: intel-xe@lists.freedesktop.org
+Description: RW. Package reactive critical (I1) power limit in microwatts.
+
+ Package reactive critical (I1) power limit in microwatts is exposed
for client products. The power controller will throttle the
operating frequency if the power averaged over a window exceeds
this limit.
- Only supported for particular Intel xe graphics platforms.
+ Only supported for particular Intel Xe graphics platforms.
-What: /sys/bus/pci/drivers/xe/.../hwmon/hwmon<i>/curr1_crit
-Date: September 2023
-KernelVersion: 6.5
+What: /sys/bus/pci/drivers/xe/.../hwmon/hwmon<i>/curr2_crit
+Date: February 2024
+KernelVersion: 6.8
Contact: intel-xe@lists.freedesktop.org
-Description: RW. Card reactive critical (I1) power limit in milliamperes.
+Description: RW. Package reactive critical (I1) power limit in milliamperes.
- Card reactive critical (I1) power limit in milliamperes is
+ Package reactive critical (I1) power limit in milliamperes is
exposed for server products. The power controller will throttle
the operating frequency if the power averaged over a window
exceeds this limit.
-What: /sys/bus/pci/drivers/xe/.../hwmon/hwmon<i>/in0_input
-Date: September 2023
-KernelVersion: 6.5
+What: /sys/bus/pci/drivers/xe/.../hwmon/hwmon<i>/energy2_input
+Date: February 2024
+KernelVersion: 6.8
Contact: intel-xe@lists.freedesktop.org
-Description: RO. Current Voltage in millivolt.
+Description: RO. Package energy input of device in microjoules.
- Only supported for particular Intel xe graphics platforms.
+ Only supported for particular Intel Xe graphics platforms.
-What: /sys/bus/pci/drivers/xe/.../hwmon/hwmon<i>/energy1_input
-Date: September 2023
-KernelVersion: 6.5
+What: /sys/bus/pci/drivers/xe/.../hwmon/hwmon<i>/power2_max_interval
+Date: February 2024
+KernelVersion: 6.8
Contact: intel-xe@lists.freedesktop.org
-Description: RO. Energy input of device in microjoules.
+Description: RW. Package sustained power limit interval (Tau in PL1/Tau) in
+ milliseconds over which sustained power is averaged.
- Only supported for particular Intel xe graphics platforms.
+ Only supported for particular Intel Xe graphics platforms.
-What: /sys/bus/pci/drivers/xe/.../hwmon/hwmon<i>/power1_max_interval
-Date: October 2023
-KernelVersion: 6.6
+What: /sys/bus/pci/drivers/xe/.../hwmon/hwmon<i>/in1_input
+Date: February 2024
+KernelVersion: 6.8
Contact: intel-xe@lists.freedesktop.org
-Description: RW. Sustained power limit interval (Tau in PL1/Tau) in
- milliseconds over which sustained power is averaged.
+Description: RO. Package current voltage in millivolt.
- Only supported for particular Intel xe graphics platforms.
+ Only supported for particular Intel Xe graphics platforms.