POWER_KEYS 883 drivers/hid/hid-logitech-dj.c POWER_KEYS | MEDIA_CENTER | POWER_KEYS 910 drivers/hid/hid-logitech-dj.c POWER_KEYS | HIDPP; POWER_KEYS 1353 drivers/hid/hid-logitech-dj.c if (djdev->reports_supported & POWER_KEYS) {