NFC: Document secure element addition/removal netlink events

 * @NFC_CMD_DISABLE_SE: Disable the physical link to a specific secure element.

 * @NFC_CMD_FW_DOWNLOAD: Request to Load/flash firmware, or event to inform

 *	that some firmware was loaded

 * @NFC_EVENT_SE_ADDED: Event emitted when a new secure element is discovered.

 *	This typically will be sent whenever a new NFC controller with either

 *	an embedded SE or an UICC one connected to it through SWP.

 * @NFC_EVENT_SE_REMOVED: Event emitted when a secure element is removed from

 *	the system, as a consequence of e.g. an NFC controller being unplugged.

 */

enum nfc_commands {

	NFC_CMD_UNSPEC,