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tty/serial_core: add ISO7816 infrastructure

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Add the ISO7816 ioctl and associated accessors and data structure.
Drivers can then use this common implementation to handle ISO7816
(smart cards).

Signed-off-by: Nicolas Ferre <nicolas.ferre@microchip.com>
[ludovic.desroches@microchip.com: squash and rebase, removal of gpios, checkpatch fixes]
Signed-off-by: Ludovic Desroches <ludovic.desroches@microchip.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Nicolas Ferre
2018-09-26 14:58:47 +02:00
committed by Greg Kroah-Hartman
parent c550f01c81
commit ad8c0eaa0a
12 changed files with 179 additions and 0 deletions
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2
arch/sparc/include/uapi/asm/ioctls.h
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@@ -27,6 +27,8 @@
#define TIOCGEXCL _IOR('T', 0x40, int) /* Get exclusive mode state */
#define TIOCGRS485 _IOR('T', 0x41, struct serial_rs485)
#define TIOCSRS485 _IOWR('T', 0x42, struct serial_rs485)
#define TIOCGISO7816 _IOR('T', 0x43, struct serial_iso7816)
#define TIOCSISO7816 _IOWR('T', 0x44, struct serial_iso7816)
/* Note that all the ioctls that are not available in Linux have a
* double underscore on the front to: a) avoid some programs to