From: Werner Sembach <wse@tuxedocomputers.com>
To: W_Armin@gmx.de, hansg@kernel.org, ilpo.jarvinen@linux.intel.com
Cc: platform-driver-x86@vger.kernel.org,
linux-kernel@vger.kernel.org,
Werner Sembach <wse@tuxedocomputers.com>
Subject: [PATCH v4 5/5] Documentation: laptops: Update documentation for uniwill laptops
Date: Tue, 3 Mar 2026 23:54:11 +0100 [thread overview]
Message-ID: <20260303225440.504358-6-wse@tuxedocomputers.com> (raw)
In-Reply-To: <20260303225440.504358-1-wse@tuxedocomputers.com>
Adds short description for two new sysfs entries, ctgp_offset and
usb_c_power_priority, to the documentation of uniwill laptops.
Signed-off-by: Werner Sembach <wse@tuxedocomputers.com>
Reviewed-by: Armin Wolf <W_Armin@gmx.de>
---
.../ABI/testing/sysfs-driver-uniwill-laptop | 25 +++++++++++++++++++
.../admin-guide/laptops/uniwill-laptop.rst | 12 +++++++++
2 files changed, 37 insertions(+)
diff --git a/Documentation/ABI/testing/sysfs-driver-uniwill-laptop b/Documentation/ABI/testing/sysfs-driver-uniwill-laptop
index 2df70792968f3..70b4bc97d91a8 100644
--- a/Documentation/ABI/testing/sysfs-driver-uniwill-laptop
+++ b/Documentation/ABI/testing/sysfs-driver-uniwill-laptop
@@ -51,3 +51,28 @@ Description:
Reading this file returns the current status of the breathing animation
functionality.
+
+What: /sys/bus/platform/devices/INOU0000:XX/ctgp_offset
+Date: January 2026
+KernelVersion: 7.0
+Contact: Werner Sembach <wse@tuxedocomputers.com>
+Description:
+ Allows userspace applications to set the configurable TGP offset on top of the base
+ TGP. Base TGP and max TGP and therefore the max cTGP offset are device specific.
+ Note that setting the maximal cTGP leaves no window open for Dynamic Boost,
+ effectifly disabling that feature for the GPU to always be prioritized.
+
+ Reading this file returns the current configurable TGP offset.
+
+What: /sys/bus/platform/devices/INOU0000:XX/usb_c_power_priority
+Date: February 2026
+KernelVersion: 7.1
+Contact: Werner Sembach <wse@tuxedocomputers.com>
+Description:
+ Allows userspace applications to choose the USB-C power distribution profile between
+ one that offers a bigger share of the power to the battery and one that offers more
+ of it to the CPU. Writing "charging"/"performance" into this file selects the
+ respective profile.
+
+ Reading this file returns the profile names with the currently active one in
+ brackets.
diff --git a/Documentation/admin-guide/laptops/uniwill-laptop.rst b/Documentation/admin-guide/laptops/uniwill-laptop.rst
index aff5f57a6bd47..c89b8b3756f84 100644
--- a/Documentation/admin-guide/laptops/uniwill-laptop.rst
+++ b/Documentation/admin-guide/laptops/uniwill-laptop.rst
@@ -50,6 +50,10 @@ between 1 and 100 percent are supported.
Additionally the driver signals the presence of battery charging issues through the standard
``health`` power supply sysfs attribute.
+It also let you set whether an USB-C power source should prioritise charging the battery or
+delivering immediate power to the cpu. See Documentation/ABI/testing/sysfs-driver-uniwill-laptop for
+details.
+
Lightbar
--------
@@ -58,3 +62,11 @@ LED class device. The default name of this LED class device is ``uniwill:multico
See Documentation/ABI/testing/sysfs-driver-uniwill-laptop for details on how to control the various
animation modes of the lightbar.
+
+Configurable TGP
+--------
+
+The ``uniwill-laptop`` driver allows to set the configurable TGP for devices with NVIDIA GPUs that
+allow it.
+
+See Documentation/ABI/testing/sysfs-driver-uniwill-laptop for details.
--
2.43.0
next prev parent reply other threads:[~2026-03-03 22:54 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-03-03 22:54 [PATCH v4 0/5] platform/x86/uniwill: More support for TUXEDO devices Werner Sembach
2026-03-03 22:54 ` [PATCH v4 1/5] platform/x86/uniwill: uniwill-laptop: Rework hwmon feature defines Werner Sembach
2026-03-03 22:58 ` Werner Sembach
2026-03-03 22:54 ` [PATCH v4 2/5] platform/x86/uniwill: Implement USB-C power priority setting Werner Sembach
2026-03-07 15:52 ` Armin Wolf
2026-03-03 22:54 ` [PATCH v4 3/5] platform/x86/uniwill: Apply features across all TUXEDO devices Werner Sembach
2026-03-03 22:54 ` [PATCH v4 4/5] platform/x86/uniwill: Readd Schenker system vendor for XMG FUSION Werner Sembach
2026-03-07 15:56 ` Armin Wolf
2026-03-03 22:54 ` Werner Sembach [this message]
2026-03-03 23:05 ` [PATCH v4 5/5] Documentation: laptops: Update documentation for uniwill laptops Randy Dunlap
2026-03-10 22:34 ` Werner Sembach
2026-03-04 8:31 ` kernel test robot
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