Re: [RFC/PATCH 1/2] usb: gadget: u_char: introduce chardev abstraction layer

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On Tue, Mar 09, 2010 at 10:35:41AM +0200, Felipe Balbi wrote:
> From: Roger Quadros <roger.quadros@xxxxxxxxx>
> 
> This provides a generic character driver implementation for use
> by USB function drivers. It provides a glue between USB function
> endpoints on one side and character device on the other.
> The user space can read and write to the USB function's bulk OUT
> and bulk IN endpoints by reading/writing the character device.
> 
> The USB function character devices will be available at
> /dev/gc0...N

Why is this needed?  Why not just use the serial driver instead?  That
should provide you with exactly the same end result, right?

thanks,

greg k-h
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