2 Commits

Author SHA1 Message Date
Stephen Horvath
8810aa01e5 Add FP LED v1 support 2025-11-06 14:09:50 +10:00
Stephen Horvath
1fc4b94237 Streamline udev rules 2025-11-06 13:58:51 +10:00
8 changed files with 71 additions and 24 deletions

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@@ -1,7 +0,0 @@
# CrOS_EC_Python udev rules
# LPC Access
KERNEL=="port", TAG+="uaccess"
# /dev/cros_ec Access
KERNEL=="cros_ec", TAG+="uaccess"

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@@ -15,7 +15,9 @@ YAFI is also available on [Flathub](https://flathub.org/en/apps/au.stevetech.yaf
### Linux
To allow YAFI to communicate with the EC, you need to copy the [`60-cros_ec_python.rules`](60-cros_ec_python.rules) file to `/etc/udev/rules.d/` and reload the rules with `sudo udevadm control --reload-rules && sudo udevadm trigger`.
To allow YAFI to communicate with the EC, you will need to enable user access to the `/dev/cros_ec` device. You can do this by running `echo KERNEL=="cros_ec", TAG+="uaccess" | sudo tee /etc/udev/rules.d/60-yafi.rules`, and then reload the rules with `sudo udevadm control --reload-rules && sudo udevadm trigger`.
You can also do this by running `curl -fL yafi.stevetech.au/udev.sh | sudo sh` which will run the [`add-udev-rules.sh`](add-udev-rules.sh) script.
### Windows
@@ -84,7 +86,7 @@ It is possible to run YAFI on Windows using [gvsbuild](https://github.com/wingtk
### `[Errno 13] Permission denied: '/dev/cros_ec'`
This error occurs when the udev rules are not installed or not working. Make sure you have copied the `60-cros_ec_python.rules` file to `/etc/udev/rules.d/` and reloaded the rules with `sudo udevadm control --reload-rules && sudo udevadm trigger`.
This error occurs when the udev rules are not installed or not working. Make sure you have installed the udev rules as described in the [Linux Installation](#linux) section.
### `Could not auto detect device, check you have the required permissions, or specify manually.`

7
add-udev-rules.sh Executable file
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@@ -0,0 +1,7 @@
#!/bin/bash
set -e
echo Installing udev rules for YAFI to /etc/udev/rules.d/60-yafi.rules
echo KERNEL=="cros_ec", TAG+="uaccess" > /etc/udev/rules.d/60-yafi.rules
udevadm control --reload-rules
udevadm trigger
echo udev rules installed successfully.

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@@ -19,6 +19,8 @@
<p>You will need to install the udev rules to allow non-root access to the EC device. See the README for more information.</p>
<p>Alternatively, you can run <code>curl -fL yafi.stevetech.au/udev.sh | sudo sh</code> to install the udev rules.</p>
<p>YAFI is not affiliated with Framework Computer Inc. in any way.</p>
</description>

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@@ -28,9 +28,11 @@ class LedsPage(Gtk.Box):
__gtype_name__ = 'LedsPage'
first_run = True
fp_led_version = 1
led_pwr = Gtk.Template.Child()
led_pwr_scale = Gtk.Template.Child()
led_pwr_scale_adj = Gtk.Template.Child()
led_kbd = Gtk.Template.Child()
led_kbd_scale = Gtk.Template.Child()
@@ -42,24 +44,60 @@ class LedsPage(Gtk.Box):
def setup(self, app):
# Power LED
fp_led_level_text = ["High", "Medium", "Low", "Ultra Low"]
try:
def handle_led_pwr(scale):
value = int(abs(scale.get_value() - 2))
ec_commands.framework_laptop.set_fp_led_level(app.cros_ec, value)
self.led_pwr.set_subtitle(["High", "Medium", "Low"][value])
match self.fp_led_version:
case 0:
value = int(abs(scale.get_value() - 2))
ec_commands.framework_laptop.set_fp_led_level(
app.cros_ec, value
)
self.led_pwr.set_subtitle(fp_led_level_text[value])
case 1:
value = int(scale.get_value())
ec_commands.framework_laptop.set_fp_led_percent(
app.cros_ec, value
)
self.led_pwr.set_subtitle(f"{value}%")
try:
if self.fp_led_version == 1:
try:
current_fp_levels = (
ec_commands.framework_laptop.get_fp_led_levels_v1(
app.cros_ec
).value
)
self.led_pwr_scale.set_value(current_fp_levels["percentage"])
if current_fp_levels["level"] < len(fp_led_level_text):
self.led_pwr.set_subtitle(
f"{fp_led_level_text[current_fp_levels['level']]} ({current_fp_levels['percentage']}%)"
)
else:
self.led_pwr.set_subtitle(f"{current_fp_levels['percentage']}%")
except ec_exceptions.ECError as e:
if e.ec_status == ec_exceptions.EcStatus.EC_RES_INVALID_VERSION:
self.fp_led_version = 0
else:
raise e
if self.fp_led_version == 0:
current_fp_level = ec_commands.framework_laptop.get_fp_led_level(
app.cros_ec
).value
self.led_pwr_scale.set_value(abs(current_fp_level - 2))
self.led_pwr.set_subtitle(["High", "Medium", "Low"][current_fp_level])
except ValueError:
# LED isn't a normal value
current_fp_level = ec_commands.framework_laptop.get_fp_led_level_int(
app.cros_ec
)
self.led_pwr.set_subtitle(f"Custom ({current_fp_level}%)")
if current_fp_level < len(fp_led_level_text):
self.led_pwr_scale_adj.set_upper(2)
self.led_pwr_scale.set_value(abs(current_fp_level - 2))
self.led_pwr.set_subtitle(f"{fp_led_level_text[current_fp_level]}")
else:
# Disable if an unsupported level is set
self.led_pwr_scale.set_sensitive(False)
current_fp_percent = (
ec_commands.framework_laptop.get_fp_led_percent(app.cros_ec)
)
self.led_pwr_scale.set_value(current_fp_percent)
self.led_pwr.set_subtitle(f"Custom {current_fp_percent}%")
self.led_pwr_scale.connect("value-changed", handle_led_pwr)
except ec_exceptions.ECError as e:

6
yafi/ui/leds.cmb Normal file
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@@ -0,0 +1,6 @@
<?xml version='1.0' encoding='UTF-8' standalone='no'?>
<!DOCTYPE cambalache-project SYSTEM "cambalache-project.dtd">
<!-- Created with Cambalache 0.96.1 -->
<cambalache-project version="0.96.0" target_tk="gtk-4.0">
<ui template-class="LedsPage" filename="leds.ui" sha256="a52e82a54a64ff7e5ca5a83af2ee096c1be44c379cc286c65fbee8eaf2400324"/>
</cambalache-project>

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@@ -26,11 +26,10 @@
<child>
<object class="GtkScale" id="led_pwr_scale">
<property name="adjustment">
<object class="GtkAdjustment">
<object class="GtkAdjustment" id="led_pwr_scale_adj">
<property name="page-increment">1.0</property>
<property name="step-increment">1.0</property>
<property name="upper">2.0</property>
<property name="value">2.0</property>
<property name="upper">100.0</property>
</object>
</property>
<property name="hexpand">True</property>

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