diff options
Diffstat (limited to 'testsuites/libtests/can01/can-loopback.c')
-rw-r--r-- | testsuites/libtests/can01/can-loopback.c | 110 |
1 files changed, 0 insertions, 110 deletions
diff --git a/testsuites/libtests/can01/can-loopback.c b/testsuites/libtests/can01/can-loopback.c deleted file mode 100644 index 0aaf2f6a6d..0000000000 --- a/testsuites/libtests/can01/can-loopback.c +++ /dev/null @@ -1,110 +0,0 @@ -/** - * @file - * - * @ingroup CANBus - * - * @brief Controller Area Network (CAN) loopback device Implementation - * - */ - -/* - * Copyright (C) 2022 Prashanth S (fishesprashanth@gmail.com) - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" - * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE - * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR - * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF - * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS - * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN - * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) - * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE - * POSSIBILITY OF SUCH DAMAGE. - */ - -#include <dev/can/can.h> - -struct can_loopback_priv { - struct can_bus *bus; -}; - -static bool can_loopback_tx_ready(void *data); -static void can_loopback_int(void *data, bool flag); -static int can_loopback_tx(void *data, struct can_msg *msg); -int can_loopback_init(const char *can_dev_file); - -static struct can_dev_ops dev_ops = { - .dev_tx = can_loopback_tx, - .dev_tx_ready = can_loopback_tx_ready, - .dev_int = can_loopback_int, -}; - -static bool can_loopback_tx_ready(void *data) -{ - return true; -} - -static void can_loopback_int(void *data, bool flag) -{ - return; -} - -static int can_loopback_tx(void *data, struct can_msg *msg) -{ - struct can_loopback_priv *priv = data; - - can_receive(priv->bus, msg); - - return RTEMS_SUCCESSFUL; -} - -int can_loopback_init(const char *can_dev_file) -{ - int ret; - struct can_loopback_priv *priv = NULL; - - struct can_bus *bus = can_bus_alloc_and_init(sizeof(struct can_bus)); - if (bus == NULL) { - CAN_ERR("can_loopback_init: can_bus_alloc_and_init failed\n"); - return RTEMS_NO_MEMORY; - } - - priv = (struct can_loopback_priv *)calloc(1, sizeof(struct can_loopback_priv)); - if (priv == NULL) { - CAN_ERR("can_loopback_init: calloc failed\n"); - ret = RTEMS_NO_MEMORY; - goto free_bus_return; - } - - priv->bus = bus; - bus->priv = priv; - - priv->bus->can_dev_ops = &dev_ops; - - if ((ret = can_bus_register(bus, can_dev_file)) != RTEMS_SUCCESSFUL) { - CAN_ERR("can_loopback_init: bus register failed\n"); - goto free_priv_return; - } - - CAN_DEBUG("can_loopback_init: can_loopback driver registered\n"); - - return ret; - -free_priv_return: - free(priv); - -free_bus_return: - free(bus); - - return ret; -} |