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

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On Tuesday 09 March 2010, Felipe Balbi wrote:
> u_char.c seems better than tty for our usecase. With it, we could get
> over 20MB/sec with musb on the TX path and about 14~18MB/sec on the RX
> path. When using obex (u_serial.c) the troughput went down to a little
> over 5MB/sec if I remember correctly.

20 MByte/sec through the TTY layer seems aggressive unless you use
some line discipline with very low overhead...


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