Linux On My Samsung

seems it worked, but, what does this file do? and why there isn't any option to disable usb suspension?

When i use the laptop without ac power mouse works perfectly, but when using battery, after 5 seconds of inactivity or so, the mouse does not respond instantly, i have to move it like 5 seconds or so... it happened with a microsoft usb wireless and now i have a brand new logitech with usb nano recei...