Hi Felipe, Should I send out v4 or what do you think? On Wed, May 30, 2018 at 04:04:15PM +0200, Marcus Folkesson wrote: > Hi Filipe, > > On Wed, May 30, 2018 at 03:28:18PM +0300, Felipe Balbi wrote: > > Marcus Folkesson <marcus.folkesson@xxxxxxxxx> writes: > > > > > Chip Card Interface Device (CCID) protocol is a USB protocol that > > > allows a smartcard device to be connected to a computer via a card > > > reader using a standard USB interface, without the need for each manufacturer > > > of smartcards to provide its own reader or protocol. > > > > > > This gadget driver makes Linux show up as a CCID device to the host and let a > > > userspace daemon act as the smartcard. > > > > > > This is useful when the Linux gadget itself should act as a cryptographic > > > device or forward APDUs to an embedded smartcard device. > > > > > > Signed-off-by: Marcus Folkesson <marcus.folkesson@xxxxxxxxx> > > > > this could be done entirely in userspace with functionfs, why do we need > > this part in the kernel? It does very little. > > Andrzej pointed this out, and I actually do not have any good answer > more than that the userspace application could be kept small and the > important configuration of the CCID device is done with well (I hope) > documented configfs attributes. > > > > > -- > > balbi > > Best regards, > Marcus Folkesson > > Thank you, Marcus Folkesson -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
