18c2ecf20Sopenharmony_ci# SPDX-License-Identifier: GPL-2.0-only 28c2ecf20Sopenharmony_ci# 38c2ecf20Sopenharmony_ci# CAIF net configurations 48c2ecf20Sopenharmony_ci# 58c2ecf20Sopenharmony_ci 68c2ecf20Sopenharmony_cimenuconfig CAIF 78c2ecf20Sopenharmony_ci tristate "CAIF support" 88c2ecf20Sopenharmony_ci select CRC_CCITT 98c2ecf20Sopenharmony_ci default n 108c2ecf20Sopenharmony_ci help 118c2ecf20Sopenharmony_ci The "Communication CPU to Application CPU Interface" (CAIF) is a packet 128c2ecf20Sopenharmony_ci based connection-oriented MUX protocol developed by ST-Ericsson for use 138c2ecf20Sopenharmony_ci with its modems. It is accessed from user space as sockets (PF_CAIF). 148c2ecf20Sopenharmony_ci 158c2ecf20Sopenharmony_ci Say Y (or M) here if you build for a phone product (e.g. Android or 168c2ecf20Sopenharmony_ci MeeGo) that uses CAIF as transport. If unsure say N. 178c2ecf20Sopenharmony_ci 188c2ecf20Sopenharmony_ci If you select to build it as module then CAIF_NETDEV also needs to be 198c2ecf20Sopenharmony_ci built as a module. You will also need to say Y (or M) to any CAIF 208c2ecf20Sopenharmony_ci physical devices that your platform requires. 218c2ecf20Sopenharmony_ci 228c2ecf20Sopenharmony_ci See Documentation/networking/caif for a further explanation on how to 238c2ecf20Sopenharmony_ci use and configure CAIF. 248c2ecf20Sopenharmony_ci 258c2ecf20Sopenharmony_ciconfig CAIF_DEBUG 268c2ecf20Sopenharmony_ci bool "Enable Debug" 278c2ecf20Sopenharmony_ci depends on CAIF 288c2ecf20Sopenharmony_ci default n 298c2ecf20Sopenharmony_ci help 308c2ecf20Sopenharmony_ci Enable the inclusion of debug code in the CAIF stack. 318c2ecf20Sopenharmony_ci Be aware that doing this will impact performance. 328c2ecf20Sopenharmony_ci If unsure say N. 338c2ecf20Sopenharmony_ci 348c2ecf20Sopenharmony_ciconfig CAIF_NETDEV 358c2ecf20Sopenharmony_ci tristate "CAIF GPRS Network device" 368c2ecf20Sopenharmony_ci depends on CAIF 378c2ecf20Sopenharmony_ci default CAIF 388c2ecf20Sopenharmony_ci help 398c2ecf20Sopenharmony_ci Say Y if you will be using a CAIF based GPRS network device. 408c2ecf20Sopenharmony_ci This can be either built-in or a loadable module. 418c2ecf20Sopenharmony_ci If you select to build it as a built-in then the main CAIF device must 428c2ecf20Sopenharmony_ci also be a built-in. 438c2ecf20Sopenharmony_ci If unsure say Y. 448c2ecf20Sopenharmony_ci 458c2ecf20Sopenharmony_ciconfig CAIF_USB 468c2ecf20Sopenharmony_ci tristate "CAIF USB support" 478c2ecf20Sopenharmony_ci depends on CAIF 488c2ecf20Sopenharmony_ci default n 498c2ecf20Sopenharmony_ci help 508c2ecf20Sopenharmony_ci Say Y if you are using CAIF over USB CDC NCM. 518c2ecf20Sopenharmony_ci This can be either built-in or a loadable module. 528c2ecf20Sopenharmony_ci If you select to build it as a built-in then the main CAIF device must 538c2ecf20Sopenharmony_ci also be a built-in. 548c2ecf20Sopenharmony_ci If unsure say N. 55