On Tue, Apr 18, 2006 at 10:26:05AM +0530, Mandeep Sandhu wrote: > Hi all, > > How does one control the behavior of the LED's present on the various usb > flash drives. Is it controlled solely by software or is it like that > the usb host controller > controls the LED's operation. eg: when I write to my flash drive the > the LED blinks. > Is this done via some usb driver or does the usb host controller does > that for us > when we issue a write command to the drive? Is usbled.c under drivers/usb/misc > responsible for controlling this operation? Any pointers are welcome. No, there is no way to control it, it's up to the device itself. sorry, greg k-h -- Kernelnewbies: Help each other learn about the Linux kernel. Archive: http://mail.nl.linux.org/kernelnewbies/ FAQ: http://kernelnewbies.org/faq/