Tested on FreeBSD 16.0-CURRENT with a PS5 DualSense controller over USB.
**- Lightbar LED control:**
sysctl dev.ps5dualsense.0.led_state=1 (on), =0 (off) — verified lightbar toggles
sysctl dev.ps5dualsense.0.led_color_r/g/b — set each channel individually,
verified red, green, and blue on the controller lightbar.
** - Player indicator LEDs**
** - Detach/reattach**