linux: kernel: add USB serial support and ACM class - meta-agl

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author	Matt Ranostay <matt.ranostay@konsulko.com>	2017-08-22 23:18:06 +0300
committer	Jan-Simon Moeller <jsmoeller@linuxfoundation.org>	2017-08-30 16:31:29 +0000
commit	45974dfa6c7bc30d9ea4a4f067268981783366f2 (patch)
tree	24fdb7865aed57e62a141112394c5b01e94f013f /meta-agl-bsp
parent	8f0aed0582269bf38b0ed47be4b6c287c1d098aa (diff)

linux: kernel: add USB serial support and ACM class

To allow for USB GPS devices the USB serial + ACM class need to be enabled in the kernel. Change-Id: I1b23b7d47bc49a3a61d5df5d964110023f91d481 Bug-AGL: SPEC-831 Signed-off-by: Matt Ranostay <matt.ranostay@konsulko.com> Reviewed-on: https://gerrit.automotivelinux.org/gerrit/10681 Tested-by: Jenkins Job builder account <agl-jobbuilder@automotivelinux.org> ci-image-build: Jenkins Job builder account <agl-jobbuilder@automotivelinux.org> Reviewed-by: Matt Porter <mporter@konsulko.com> Reviewed-by: José Bollo <jobol@nonadev.net> Reviewed-by: Martin Kelly <mkelly@xevo.com> Reviewed-by: Jan-Simon Moeller <jsmoeller@linuxfoundation.org>

Diffstat (limited to 'meta-agl-bsp')

-rw-r--r--

meta-agl-bsp/recipes-kernel/linux/linux-%.bbappend

-rw-r--r--

meta-agl-bsp/recipes-kernel/linux/linux/usb.cfg

2 files changed, 4 insertions, 0 deletions

/* * Copyright (C) 2015, 2016 ,2017 "IoT.bzh" * Author "Romain Forlot" <romain.forlot@iot.bzh> * Author "Loïc Collignon" <loic.collignon@iot.bzh> * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ #include <unistd.h> #include <string> #include <linux/can/raw.h> #include <net/if.h> #include <sys/ioctl.h> #include "socketcan.hpp" namespace utils { /// @brief Construct a default, invalid, socket. socketcan_t::socketcan_t() : socket_{INVALID_SOCKET} {} /// @brief Construct a socket by copying an existing one. socketcan_t::socketcan_t(const socketcan_t& s) : socket_{s.socket_} {} /// @brief Construct a socket by moving an existing one. socketcan_t::socketcan_t(socketcan_t&& s) : socket_{s.socket_} { s.socket_ = INVALID_SOCKET; } socketcan_t::~socketcan_t() {} const struct sockaddr_can& socketcan_t::get_tx_address() const { return tx_address_; } /// @brief Test if socket is valid. /// @return true if valid, false otherwise. socketcan_t::operator bool() const { return socket_ != INVALID_SOCKET; } /// @brief Open the socket. /// @param[in] domain Specifies the communications domain in which a socket is to be created. /// @param[in] type Specifies the type of socket to be created. /// @param[in] protocol Specifies a particular protocol to be used with the socket. Specifying a protocol of 0 causes socket() to use an unspecified default protocol appropriate for the requested socket type. /// @return Upon successful completion, shall return a non-negative integer, the socket file descriptor. Otherwise, a value of -1 shall be returned and errno set to indicate the error. int socketcan_t::open(int domain, int type, int protocol) { close(); socket_ = ::socket(domain, type, protocol); return socket_; } /// @brief Close the socket. /// @return 0 if success. int socketcan_t::close() { return socket_ != INVALID_SOCKET ? ::close(socket_) : 0; } /// @brief Set socket option. /// @return 0 if success. int socketcan_t::setopt(int level, int optname, const void* optval, socklen_t optlen) { return socket_ != INVALID_SOCKET ? ::setsockopt(socket_, level, optname, optval, optlen) : 0; } /// @brief Get the file descriptor. /// @return The socket's file descriptor int socketcan_t::socket() const { return socket_; } }


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