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authorDale B Stimson <dale.b.stimson@intel.com>2022-10-13 08:45:26 -0700
committerAnshuman Gupta <anshuman.gupta@intel.com>2022-10-17 14:57:50 +0530
commita6a924abf865d232f93d317f054be263c86f903c (patch)
tree601da85303562701b9a2c69b85615d8814cb7275 /Documentation/ABI
parent4c2572fe0ae742c2fa25b6fbb06ef4b3cd08b454 (diff)
drm/i915/hwmon: Extend power/energy for XEHPSDV
Extend hwmon power/energy for XEHPSDV especially per gt level energy usage. v2: Update to latest HWMON spec (Ashutosh) v3: Fix review comments (Ashutosh) v4: Fix review comments (Anshuman) v5: s/hwmon_device_register_with_info/ devm_hwmon_device_register_with_info/ (Ashutosh) v6: Change contact to intel-gfx (Rodrigo) GEN12_RPSTAT1 is available for all Gen12+ (Andi) Signed-off-by: Ashutosh Dixit <ashutosh.dixit@intel.com> Signed-off-by: Dale B Stimson <dale.b.stimson@intel.com> Signed-off-by: Badal Nilawar <badal.nilawar@intel.com> Acked-by: Guenter Roeck <linux@roeck-us.net> Reviewed-by: Ashutosh Dixit <ashutosh.dixit@intel.com> Reviewed-by: Anshuman Gupta <anshuman.gupta@intel.com> Reviewed-by: Andi Shyti <andi.shyti@linux.intel.com> Signed-off-by: Anshuman Gupta <anshuman.gupta@intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/20221013154526.2105579-8-ashutosh.dixit@intel.com
Diffstat (limited to 'Documentation/ABI')
-rw-r--r--Documentation/ABI/testing/sysfs-driver-intel-i915-hwmon7
1 files changed, 6 insertions, 1 deletions
diff --git a/Documentation/ABI/testing/sysfs-driver-intel-i915-hwmon b/Documentation/ABI/testing/sysfs-driver-intel-i915-hwmon
index 9dc5ff14107b..2d6a472eef88 100644
--- a/Documentation/ABI/testing/sysfs-driver-intel-i915-hwmon
+++ b/Documentation/ABI/testing/sysfs-driver-intel-i915-hwmon
@@ -65,6 +65,11 @@ What: /sys/devices/.../hwmon/hwmon<i>/energy1_input
Date: February 2023
KernelVersion: 6.2
Contact: intel-gfx@lists.freedesktop.org
-Description: RO. Energy input of device in microjoules.
+Description: RO. Energy input of device or gt in microjoules.
+
+ For i915 device level hwmon devices (name "i915") this
+ reflects energy input for the entire device. For gt level
+ hwmon devices (name "i915_gtN") this reflects energy input
+ for the gt.
Only supported for particular Intel i915 graphics platforms.