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hidraw: allow uhid devices to detect siblings

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When using uhid devices, we might want to check for siblings too. This is
a corner case so that's why it might not work in 100% of the cases.

Signed-off-by: Benjamin Tissoires <benjamin.tissoires@gmail.com>
This commit is contained in:
Benjamin Tissoires
2015-10-07 20:13:36 -04:00
parent d5a20efd8b
commit 48ce20ae21
1 changed files with 8 additions and 3 deletions
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11
src/libratbag-hidraw.c
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@@ -218,11 +218,16 @@ __ratbag_find_hidraw(struct ratbag_device *device,
if (!hid_udev)
return -ENODEV;
if (use_usb_parent && device->ids.bustype == BUS_USB)
if (use_usb_parent && device->ids.bustype == BUS_USB) {
/* using the parent usb_device to match siblings */
parent_udev = udev_device_get_parent_with_subsystem_devtype(hid_udev, "usb", "usb_device");
else
parent_udev = udev_device_get_parent(hid_udev);
if (!streq("uhid", udev_device_get_sysname(parent_udev)))
parent_udev = udev_device_get_parent_with_subsystem_devtype(hid_udev,
"usb",
"usb_device");
} else {
parent_udev = hid_udev;
}
e = udev_enumerate_new(udev);
udev_enumerate_add_match_subsystem(e, "hidraw");