diff options
Diffstat (limited to 'src/udev')
| -rw-r--r-- | src/udev/udev-builtin-keyboard.c | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/src/udev/udev-builtin-keyboard.c b/src/udev/udev-builtin-keyboard.c index c7f7f84afd..b6da734a3c 100644 --- a/src/udev/udev-builtin-keyboard.c +++ b/src/udev/udev-builtin-keyboard.c @@ -146,6 +146,32 @@ static void override_abs(int fd, const char *devnode, log_error_errno(errno, "Unable to EVIOCSABS device \"%s\"", devnode); } +static void set_trackpoint_sensitivity(struct udev_device *dev, const char *value) +{ + struct udev_device *pdev; + char val_s[DECIMAL_STR_MAX(int)]; + int r, val_i; + + /* The sensitivity sysfs attr belongs to the serio parent device */ + pdev = udev_device_get_parent_with_subsystem_devtype(dev, "serio", NULL); + if (!pdev) { + log_warning("Failed to get serio parent for '%s'", udev_device_get_devnode(dev)); + return; + } + + r = safe_atoi(value, &val_i); + if (r < 0) { + log_error("Unable to parse POINTINGSTICK_SENSITIVITY '%s' for '%s'", value, udev_device_get_devnode(dev)); + return; + } + + xsprintf(val_s, "%d", val_i); + + r = udev_device_set_sysattr_value(pdev, "sensitivity", val_s); + if (r < 0) + log_error_errno(r, "Failed to write 'sensitivity' attribute for '%s': %m", udev_device_get_devnode(pdev)); +} + static int open_device(const char *devnode) { int fd; @@ -223,6 +249,8 @@ static int builtin_keyboard(struct udev_device *dev, int argc, char *argv[], boo } override_abs(fd, node, evcode, udev_list_entry_get_value(entry)); + } else if (streq(key, "POINTINGSTICK_SENSITIVITY")) { + set_trackpoint_sensitivity(dev, udev_list_entry_get_value(entry)); } } |