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authorBadal Nilawar <badal.nilawar@intel.com>2023-09-25 13:48:39 +0530
committerRodrigo Vivi <rodrigo.vivi@intel.com>2023-12-21 11:42:08 -0500
commit92d44a422d0d9e08ed9020cbf11915909e1f2ad3 (patch)
tree8a72d9dd8242ff553deb92744463ee3bd0a20e36 /Documentation/ABI
parentfb1b70607f73af5e5c9d02af203197191ab7abae (diff)
drm/xe/hwmon: Expose card reactive critical power
Expose the card reactive critical (I1) power. I1 is exposed as power1_crit in microwatts (typically for client products) or as curr1_crit in milliamperes (typically for server). v2: Move PCODE_MBOX macro to pcode file (Riana) v3: s/IS_DG2/(gt_to_xe(gt)->info.platform == XE_DG2) v4: Fix review comments (Andi) Acked-by: Rodrigo Vivi <rodrigo.vivi@intel.com> Reviewed-by: Riana Tauro <riana.tauro@intel.com> Signed-off-by: Badal Nilawar <badal.nilawar@intel.com> Reviewed-by: Andi Shyti <andi.shyti@linux.intel.com> Link: https://lore.kernel.org/r/20230925081842.3566834-3-badal.nilawar@intel.com Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Diffstat (limited to 'Documentation/ABI')
-rw-r--r--Documentation/ABI/testing/sysfs-driver-intel-xe-hwmon26
1 files changed, 26 insertions, 0 deletions
diff --git a/Documentation/ABI/testing/sysfs-driver-intel-xe-hwmon b/Documentation/ABI/testing/sysfs-driver-intel-xe-hwmon
index da0197a29fe4..37263b09b6e4 100644
--- a/Documentation/ABI/testing/sysfs-driver-intel-xe-hwmon
+++ b/Documentation/ABI/testing/sysfs-driver-intel-xe-hwmon
@@ -20,3 +20,29 @@ Description: RO. Card default power limit (default TDP setting).
Only supported for particular Intel xe graphics platforms.
+What: /sys/devices/.../hwmon/hwmon<i>/power1_crit
+Date: September 2023
+KernelVersion: 6.5
+Contact: intel-xe@lists.freedesktop.org
+Description: RW. Card reactive critical (I1) power limit in microwatts.
+
+ Card 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.
+
+What: /sys/devices/.../hwmon/hwmon<i>/curr1_crit
+Date: September 2023
+KernelVersion: 6.5
+Contact: intel-xe@lists.freedesktop.org
+Description: RW. Card reactive critical (I1) power limit in milliamperes.
+
+ Card 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.
+
+ Only supported for particular Intel xe graphics platforms.
+