/* * Copyright (c) 2014 Martin Decky * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * - Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * - 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. * - The name of the author may not be used to endorse or promote products * derived from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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. */ /** @addtogroup libdrv * @{ */ /** @file */ #include <async.h> #include <errno.h> #include <io/pixel.h> #include <macros.h> #include <device/led_dev.h> #include <ops/led_dev.h> #include <ddf/driver.h> static void remote_led_color_set(ddf_fun_t *, void *, ipc_call_t *); /** Remote LED interface operations */ static const remote_iface_func_ptr_t remote_led_dev_iface_ops[] = { [LED_DEV_COLOR_SET] = remote_led_color_set }; /** Remote LED interface structure * * Interface for processing requests from remote clients * addressed by the LED interface. * */ const remote_iface_t remote_led_dev_iface = { .method_count = ARRAY_SIZE(remote_led_dev_iface_ops), .methods = remote_led_dev_iface_ops }; /** Process the color_set() request from the remote client * * @param fun The function to which the data are written * @param ops The local ops structure * */ static void remote_led_color_set(ddf_fun_t *fun, void *ops, ipc_call_t *call) { led_dev_ops_t *led_dev_ops = (led_dev_ops_t *) ops; pixel_t color = DEV_IPC_GET_ARG1(*call); if (!led_dev_ops->color_set) { async_answer_0(call, ENOTSUP); return; } errno_t rc = (*led_dev_ops->color_set)(fun, color); async_answer_0(call, rc); } /** * @} */