cras_iodev_list.h revision 347db4998669c852ef99e7ac7cfbe3ff85dcd7f5
13af1108724ed69d138d2c3399cd95e0e0e7e382aDylan Reid/* Copyright (c) 2012 The Chromium OS Authors. All rights reserved. 23af1108724ed69d138d2c3399cd95e0e0e7e382aDylan Reid * Use of this source code is governed by a BSD-style license that can be 33af1108724ed69d138d2c3399cd95e0e0e7e382aDylan Reid * found in the LICENSE file. 43af1108724ed69d138d2c3399cd95e0e0e7e382aDylan Reid */ 53af1108724ed69d138d2c3399cd95e0e0e7e382aDylan Reid 63af1108724ed69d138d2c3399cd95e0e0e7e382aDylan Reid/* 73af1108724ed69d138d2c3399cd95e0e0e7e382aDylan Reid * IO list manages the list of inputs and outputs available. 83af1108724ed69d138d2c3399cd95e0e0e7e382aDylan Reid */ 93af1108724ed69d138d2c3399cd95e0e0e7e382aDylan Reid#ifndef CRAS_IODEV_LIST_H_ 103af1108724ed69d138d2c3399cd95e0e0e7e382aDylan Reid#define CRAS_IODEV_LIST_H_ 113af1108724ed69d138d2c3399cd95e0e0e7e382aDylan Reid 123af1108724ed69d138d2c3399cd95e0e0e7e382aDylan Reid#include <stdint.h> 133af1108724ed69d138d2c3399cd95e0e0e7e382aDylan Reid 14b2ad33424e21106930eb23db093746dc30926f27Chih-Chung Chang#include "cras_alert.h" 15ce895e7bb75a63c593bec7a5a36bfed3241ab829Dylan Reid#include "cras_types.h" 16ce895e7bb75a63c593bec7a5a36bfed3241ab829Dylan Reid 173af1108724ed69d138d2c3399cd95e0e0e7e382aDylan Reidstruct cras_iodev; 183af1108724ed69d138d2c3399cd95e0e0e7e382aDylan Reidstruct cras_iodev_info; 19f1a7e0c094f29c16f6aa9f97d328a93769e69e5cChih-Chung Changstruct cras_ionode; 203af1108724ed69d138d2c3399cd95e0e0e7e382aDylan Reidstruct cras_rclient; 213af1108724ed69d138d2c3399cd95e0e0e7e382aDylan Reidstruct cras_rstream; 223af1108724ed69d138d2c3399cd95e0e0e7e382aDylan Reidstruct cras_audio_format; 23a7978895f3f660c5691887f83fda26169013247dDylan Reidstruct stream_list; 243af1108724ed69d138d2c3399cd95e0e0e7e382aDylan Reid 25b6670c0295704e171c518e7ae9fd9a2c6f88f535Dylan Reidtypedef void (*node_volume_callback_t)(cras_node_id_t, int); 263ac00e542de73e404423161a412b04b64fe7d847Cheng-Yi Chiangtypedef void (*node_left_right_swapped_callback_t)(cras_node_id_t, int); 27b6670c0295704e171c518e7ae9fd9a2c6f88f535Dylan Reid 28e28134b543e2ed27c39a505d0f9e8fd76f916875Dylan Reid/* Initialize the list of iodevs. */ 29e28134b543e2ed27c39a505d0f9e8fd76f916875Dylan Reidvoid cras_iodev_list_init(); 30e28134b543e2ed27c39a505d0f9e8fd76f916875Dylan Reid 31e28134b543e2ed27c39a505d0f9e8fd76f916875Dylan Reid/* Clean up any resources used by iodev. */ 32e28134b543e2ed27c39a505d0f9e8fd76f916875Dylan Reidvoid cras_iodev_list_deinit(); 33e28134b543e2ed27c39a505d0f9e8fd76f916875Dylan Reid 343af1108724ed69d138d2c3399cd95e0e0e7e382aDylan Reid/* Adds an output to the output list. 353af1108724ed69d138d2c3399cd95e0e0e7e382aDylan Reid * Args: 36ece5813aeae7b1779d00292ec7ecc404e9396811Dylan Reid * output - the output to add. 373af1108724ed69d138d2c3399cd95e0e0e7e382aDylan Reid * Returns: 383af1108724ed69d138d2c3399cd95e0e0e7e382aDylan Reid * 0 on success, negative error on failure. 393af1108724ed69d138d2c3399cd95e0e0e7e382aDylan Reid */ 40f0b5ce85d54d7d655ac7b8694a5635ecab365d55Dylan Reidint cras_iodev_list_add_output(struct cras_iodev *output); 413af1108724ed69d138d2c3399cd95e0e0e7e382aDylan Reid 423af1108724ed69d138d2c3399cd95e0e0e7e382aDylan Reid/* Adds an input to the input list. 433af1108724ed69d138d2c3399cd95e0e0e7e382aDylan Reid * Args: 443af1108724ed69d138d2c3399cd95e0e0e7e382aDylan Reid * input - the input to add. 453af1108724ed69d138d2c3399cd95e0e0e7e382aDylan Reid * Returns: 463af1108724ed69d138d2c3399cd95e0e0e7e382aDylan Reid * 0 on success, negative error on failure. 473af1108724ed69d138d2c3399cd95e0e0e7e382aDylan Reid */ 48f0b5ce85d54d7d655ac7b8694a5635ecab365d55Dylan Reidint cras_iodev_list_add_input(struct cras_iodev *input); 493af1108724ed69d138d2c3399cd95e0e0e7e382aDylan Reid 503af1108724ed69d138d2c3399cd95e0e0e7e382aDylan Reid/* Removes an output from the output list. 513af1108724ed69d138d2c3399cd95e0e0e7e382aDylan Reid * Args: 523af1108724ed69d138d2c3399cd95e0e0e7e382aDylan Reid * output - the output to remove. 533af1108724ed69d138d2c3399cd95e0e0e7e382aDylan Reid * Returns: 543af1108724ed69d138d2c3399cd95e0e0e7e382aDylan Reid * 0 on success, negative error on failure. 553af1108724ed69d138d2c3399cd95e0e0e7e382aDylan Reid */ 563af1108724ed69d138d2c3399cd95e0e0e7e382aDylan Reidint cras_iodev_list_rm_output(struct cras_iodev *output); 573af1108724ed69d138d2c3399cd95e0e0e7e382aDylan Reid 583af1108724ed69d138d2c3399cd95e0e0e7e382aDylan Reid/* Removes an input from the input list. 593af1108724ed69d138d2c3399cd95e0e0e7e382aDylan Reid * Args: 603af1108724ed69d138d2c3399cd95e0e0e7e382aDylan Reid * output - the input to remove. 613af1108724ed69d138d2c3399cd95e0e0e7e382aDylan Reid * Returns: 623af1108724ed69d138d2c3399cd95e0e0e7e382aDylan Reid * 0 on success, negative error on failure. 633af1108724ed69d138d2c3399cd95e0e0e7e382aDylan Reid */ 643af1108724ed69d138d2c3399cd95e0e0e7e382aDylan Reidint cras_iodev_list_rm_input(struct cras_iodev *input); 653af1108724ed69d138d2c3399cd95e0e0e7e382aDylan Reid 66a3bafb94aa13ba1445140b22611104fadb655629Dylan Reid/* Gets a list of outputs. Callee must free the list when finished. If list_out 67a3bafb94aa13ba1445140b22611104fadb655629Dylan Reid * is NULL, this function can be used to return the number of outputs. 683af1108724ed69d138d2c3399cd95e0e0e7e382aDylan Reid * Args: 693af1108724ed69d138d2c3399cd95e0e0e7e382aDylan Reid * list_out - This will be set to the malloc'd area containing the list of 70a3bafb94aa13ba1445140b22611104fadb655629Dylan Reid * devices. Ignored if NULL. 713af1108724ed69d138d2c3399cd95e0e0e7e382aDylan Reid * Returns: 723af1108724ed69d138d2c3399cd95e0e0e7e382aDylan Reid * The number of devices on the list. 733af1108724ed69d138d2c3399cd95e0e0e7e382aDylan Reid */ 743af1108724ed69d138d2c3399cd95e0e0e7e382aDylan Reidint cras_iodev_list_get_outputs(struct cras_iodev_info **list_out); 753af1108724ed69d138d2c3399cd95e0e0e7e382aDylan Reid 76a3bafb94aa13ba1445140b22611104fadb655629Dylan Reid/* Gets a list of inputs. Callee must free the list when finished. If list_out 77a3bafb94aa13ba1445140b22611104fadb655629Dylan Reid * is NULL, this function can be used to return the number of inputs. 783af1108724ed69d138d2c3399cd95e0e0e7e382aDylan Reid * Args: 793af1108724ed69d138d2c3399cd95e0e0e7e382aDylan Reid * list_out - This will be set to the malloc'd area containing the list of 80a3bafb94aa13ba1445140b22611104fadb655629Dylan Reid * devices. Ignored if NULL. 813af1108724ed69d138d2c3399cd95e0e0e7e382aDylan Reid * Returns: 823af1108724ed69d138d2c3399cd95e0e0e7e382aDylan Reid * The number of devices on the list. 833af1108724ed69d138d2c3399cd95e0e0e7e382aDylan Reid */ 843af1108724ed69d138d2c3399cd95e0e0e7e382aDylan Reidint cras_iodev_list_get_inputs(struct cras_iodev_info **list_out); 853af1108724ed69d138d2c3399cd95e0e0e7e382aDylan Reid 869827d4b8ffd6483687f7760db4a235477fd90cedChih-Chung Chang/* Returns the active node id. 879827d4b8ffd6483687f7760db4a235477fd90cedChih-Chung Chang * Args: 889827d4b8ffd6483687f7760db4a235477fd90cedChih-Chung Chang * direction - Playback or capture. 899827d4b8ffd6483687f7760db4a235477fd90cedChih-Chung Chang * Returns: 909827d4b8ffd6483687f7760db4a235477fd90cedChih-Chung Chang * The id of the active node. 919827d4b8ffd6483687f7760db4a235477fd90cedChih-Chung Chang */ 929827d4b8ffd6483687f7760db4a235477fd90cedChih-Chung Changcras_node_id_t cras_iodev_list_get_active_node_id( 939827d4b8ffd6483687f7760db4a235477fd90cedChih-Chung Chang enum CRAS_STREAM_DIRECTION direction); 949827d4b8ffd6483687f7760db4a235477fd90cedChih-Chung Chang 95b2ad33424e21106930eb23db093746dc30926f27Chih-Chung Chang/* Stores the following data to the shared memory server state region: 96b2ad33424e21106930eb23db093746dc30926f27Chih-Chung Chang * (1) device list 97b2ad33424e21106930eb23db093746dc30926f27Chih-Chung Chang * (2) node list 98b2ad33424e21106930eb23db093746dc30926f27Chih-Chung Chang * (3) selected nodes 99b2ad33424e21106930eb23db093746dc30926f27Chih-Chung Chang */ 10004cf46dbfbbf557847b462e4bb0e2b42402bd3cbChih-Chung Changvoid cras_iodev_list_update_device_list(); 1012c78ba503e3c97f90d4e8b0171c8e3ac50eada42Dylan Reid 102b2ad33424e21106930eb23db093746dc30926f27Chih-Chung Chang/* Stores the node list in the shared memory server state region. */ 103b2ad33424e21106930eb23db093746dc30926f27Chih-Chung Changvoid cras_iodev_list_update_node_list(); 104b2ad33424e21106930eb23db093746dc30926f27Chih-Chung Chang 105b2ad33424e21106930eb23db093746dc30926f27Chih-Chung Chang/* Adds a callback to call when the nodes are added/removed. 106b2ad33424e21106930eb23db093746dc30926f27Chih-Chung Chang * Args: 107b2ad33424e21106930eb23db093746dc30926f27Chih-Chung Chang * cb - Function to call when there is a change. 108b2ad33424e21106930eb23db093746dc30926f27Chih-Chung Chang * arg - Value to pass back to callback. 109b2ad33424e21106930eb23db093746dc30926f27Chih-Chung Chang */ 110b2ad33424e21106930eb23db093746dc30926f27Chih-Chung Changint cras_iodev_list_register_nodes_changed_cb(cras_alert_cb cb, void *arg); 111b2ad33424e21106930eb23db093746dc30926f27Chih-Chung Chang 112b2ad33424e21106930eb23db093746dc30926f27Chih-Chung Chang/* Removes a callback to call when the nodes are added/removed. 113b2ad33424e21106930eb23db093746dc30926f27Chih-Chung Chang * Args: 114b2ad33424e21106930eb23db093746dc30926f27Chih-Chung Chang * cb - Function to call when there is a change. 115b2ad33424e21106930eb23db093746dc30926f27Chih-Chung Chang * arg - Value to pass back to callback. 116b2ad33424e21106930eb23db093746dc30926f27Chih-Chung Chang */ 117b2ad33424e21106930eb23db093746dc30926f27Chih-Chung Changint cras_iodev_list_remove_nodes_changed_cb(cras_alert_cb cb, void *arg); 118b2ad33424e21106930eb23db093746dc30926f27Chih-Chung Chang 119b2ad33424e21106930eb23db093746dc30926f27Chih-Chung Chang/* Notify that nodes are added/removed. */ 120b2ad33424e21106930eb23db093746dc30926f27Chih-Chung Changvoid cras_iodev_list_notify_nodes_changed(); 121b2ad33424e21106930eb23db093746dc30926f27Chih-Chung Chang 122c732e27a905ddce9ccb4507bec7431b6406fdda4Chih-Chung Chang/* Adds a callback to call when the active output/input node changes. 123c732e27a905ddce9ccb4507bec7431b6406fdda4Chih-Chung Chang * Args: 124c732e27a905ddce9ccb4507bec7431b6406fdda4Chih-Chung Chang * cb - Function to call when there is a change. 125c732e27a905ddce9ccb4507bec7431b6406fdda4Chih-Chung Chang * arg - Value to pass back to callback. 126c732e27a905ddce9ccb4507bec7431b6406fdda4Chih-Chung Chang */ 127c732e27a905ddce9ccb4507bec7431b6406fdda4Chih-Chung Changint cras_iodev_list_register_active_node_changed_cb(cras_alert_cb cb, 128c732e27a905ddce9ccb4507bec7431b6406fdda4Chih-Chung Chang void *arg); 129c732e27a905ddce9ccb4507bec7431b6406fdda4Chih-Chung Chang 130c732e27a905ddce9ccb4507bec7431b6406fdda4Chih-Chung Chang/* Removes a callback to call when the active output/input node changes. 131c732e27a905ddce9ccb4507bec7431b6406fdda4Chih-Chung Chang * Args: 132c732e27a905ddce9ccb4507bec7431b6406fdda4Chih-Chung Chang * cb - Function to call when there is a change. 133c732e27a905ddce9ccb4507bec7431b6406fdda4Chih-Chung Chang * arg - Value to pass back to callback. 134c732e27a905ddce9ccb4507bec7431b6406fdda4Chih-Chung Chang */ 135c732e27a905ddce9ccb4507bec7431b6406fdda4Chih-Chung Changint cras_iodev_list_remove_active_node_changed_cb(cras_alert_cb cb, 136c732e27a905ddce9ccb4507bec7431b6406fdda4Chih-Chung Chang void *arg); 137c732e27a905ddce9ccb4507bec7431b6406fdda4Chih-Chung Chang 138c732e27a905ddce9ccb4507bec7431b6406fdda4Chih-Chung Chang/* Notify that active output/input node is changed. */ 139c732e27a905ddce9ccb4507bec7431b6406fdda4Chih-Chung Changvoid cras_iodev_list_notify_active_node_changed(); 140c732e27a905ddce9ccb4507bec7431b6406fdda4Chih-Chung Chang 141d59b94ce647077ea9a4bb1c3593d32ac5ed02e22Chih-Chung Chang/* Sets an attribute of an ionode on a device. 142741ad2848629417c45ce2064b77cde0e26538f04Chih-Chung Chang * Args: 143770ea30175b730e5b771eeae808bbf959e132c3eChih-Chung Chang * id - the id of the ionode. 144741ad2848629417c45ce2064b77cde0e26538f04Chih-Chung Chang * node_index - Index of the ionode on the device. 145d59b94ce647077ea9a4bb1c3593d32ac5ed02e22Chih-Chung Chang * attr - the attribute we want to change. 146d59b94ce647077ea9a4bb1c3593d32ac5ed02e22Chih-Chung Chang * value - the value we want to set. 147741ad2848629417c45ce2064b77cde0e26538f04Chih-Chung Chang */ 148770ea30175b730e5b771eeae808bbf959e132c3eChih-Chung Changint cras_iodev_list_set_node_attr(cras_node_id_t id, 149d59b94ce647077ea9a4bb1c3593d32ac5ed02e22Chih-Chung Chang enum ionode_attr attr, int value); 150741ad2848629417c45ce2064b77cde0e26538f04Chih-Chung Chang 151ea1b78a018d72fd22f5ce5650121f5e4b8325a1dChih-Chung Chang/* Select a node as the preferred node. 1526f0a5e6a967558105f37513801af573167890f67Chih-Chung Chang * Args: 1536f0a5e6a967558105f37513801af573167890f67Chih-Chung Chang * direction - Playback or capture. 154ea1b78a018d72fd22f5ce5650121f5e4b8325a1dChih-Chung Chang * node_id - the id of the ionode to be selected. As a special case, if 155ea1b78a018d72fd22f5ce5650121f5e4b8325a1dChih-Chung Chang * node_id is 0, don't select any node in this direction. 1566f0a5e6a967558105f37513801af573167890f67Chih-Chung Chang */ 157ea1b78a018d72fd22f5ce5650121f5e4b8325a1dChih-Chung Changvoid cras_iodev_list_select_node(enum CRAS_STREAM_DIRECTION direction, 158ea1b78a018d72fd22f5ce5650121f5e4b8325a1dChih-Chung Chang cras_node_id_t node_id); 159ea1b78a018d72fd22f5ce5650121f5e4b8325a1dChih-Chung Chang 160347db4998669c852ef99e7ac7cfbe3ff85dcd7f5Hsin-Yu Chao/* Checks if an iodev is enabled. */ 161347db4998669c852ef99e7ac7cfbe3ff85dcd7f5Hsin-Yu Chaoint cras_iodev_list_dev_is_enabled(struct cras_iodev *dev); 162347db4998669c852ef99e7ac7cfbe3ff85dcd7f5Hsin-Yu Chao 163347db4998669c852ef99e7ac7cfbe3ff85dcd7f5Hsin-Yu Chao/* Enables an iodev. If the fallback device was already enabled, this 164347db4998669c852ef99e7ac7cfbe3ff85dcd7f5Hsin-Yu Chao * call will disable it. */ 165347db4998669c852ef99e7ac7cfbe3ff85dcd7f5Hsin-Yu Chaovoid cras_iodev_list_enable_dev(struct cras_iodev *dev); 166347db4998669c852ef99e7ac7cfbe3ff85dcd7f5Hsin-Yu Chao 167347db4998669c852ef99e7ac7cfbe3ff85dcd7f5Hsin-Yu Chao/* Disables an iodev. If this is the last device to disable, the 168347db4998669c852ef99e7ac7cfbe3ff85dcd7f5Hsin-Yu Chao * fallback devices will be enabled accordingly. */ 169347db4998669c852ef99e7ac7cfbe3ff85dcd7f5Hsin-Yu Chaovoid cras_iodev_list_disable_dev(struct cras_iodev *dev); 170347db4998669c852ef99e7ac7cfbe3ff85dcd7f5Hsin-Yu Chao 171aa7392943403d106e899be550e52cc2a0053642fHsin-Yu Chao/* Adds a node to the active devices list. 172aa7392943403d106e899be550e52cc2a0053642fHsin-Yu Chao * Args: 173ddab985b9d96e8a3b386079c620422c1aab557a9Hsin-Yu Chao * direction - Playback or capture. 174aa7392943403d106e899be550e52cc2a0053642fHsin-Yu Chao * node_id - The id of the ionode to be added. 175aa7392943403d106e899be550e52cc2a0053642fHsin-Yu Chao */ 176ddab985b9d96e8a3b386079c620422c1aab557a9Hsin-Yu Chaovoid cras_iodev_list_add_active_node(enum CRAS_STREAM_DIRECTION direction, 177ddab985b9d96e8a3b386079c620422c1aab557a9Hsin-Yu Chao cras_node_id_t node_id); 178aa7392943403d106e899be550e52cc2a0053642fHsin-Yu Chao 179aa7392943403d106e899be550e52cc2a0053642fHsin-Yu Chao/* Removes a node from the active devices list. 180aa7392943403d106e899be550e52cc2a0053642fHsin-Yu Chao * Args: 181ddab985b9d96e8a3b386079c620422c1aab557a9Hsin-Yu Chao * direction - Playback or capture. 182aa7392943403d106e899be550e52cc2a0053642fHsin-Yu Chao * node_id - The id of the ionode to be removed. 183aa7392943403d106e899be550e52cc2a0053642fHsin-Yu Chao */ 184ddab985b9d96e8a3b386079c620422c1aab557a9Hsin-Yu Chaovoid cras_iodev_list_rm_active_node(enum CRAS_STREAM_DIRECTION direction, 185ddab985b9d96e8a3b386079c620422c1aab557a9Hsin-Yu Chao cras_node_id_t node_id); 186aa7392943403d106e899be550e52cc2a0053642fHsin-Yu Chao 187d2e9422bfcc4879e8f26b956173a8cd38b3057f0Chinyue Chen/* Returns the cras_iodev by index. 188d2e9422bfcc4879e8f26b956173a8cd38b3057f0Chinyue Chen * Args: 189d2e9422bfcc4879e8f26b956173a8cd38b3057f0Chinyue Chen * dev_index - Index of device. 190d2e9422bfcc4879e8f26b956173a8cd38b3057f0Chinyue Chen */ 191d2e9422bfcc4879e8f26b956173a8cd38b3057f0Chinyue Chenstruct cras_iodev *cras_iodev_list_find_dev(size_t dev_index); 192d2e9422bfcc4879e8f26b956173a8cd38b3057f0Chinyue Chen 193ea1b78a018d72fd22f5ce5650121f5e4b8325a1dChih-Chung Chang/* Returns 1 if the node is selected, 0 otherwise. */ 194ea1b78a018d72fd22f5ce5650121f5e4b8325a1dChih-Chung Changint cras_iodev_list_node_selected(struct cras_ionode *node); 1956f0a5e6a967558105f37513801af573167890f67Chih-Chung Chang 196b6670c0295704e171c518e7ae9fd9a2c6f88f535Dylan Reid/* Sets the function to call when a node volume changes. */ 197b6670c0295704e171c518e7ae9fd9a2c6f88f535Dylan Reidvoid cras_iodev_list_set_node_volume_callbacks(node_volume_callback_t volume_cb, 198b6670c0295704e171c518e7ae9fd9a2c6f88f535Dylan Reid node_volume_callback_t gain_cb); 199b6670c0295704e171c518e7ae9fd9a2c6f88f535Dylan Reid 200b6670c0295704e171c518e7ae9fd9a2c6f88f535Dylan Reid/* Notify the current volume of the given node. */ 201b6670c0295704e171c518e7ae9fd9a2c6f88f535Dylan Reidvoid cras_iodev_list_notify_node_volume(struct cras_ionode *node); 202b6670c0295704e171c518e7ae9fd9a2c6f88f535Dylan Reid 203b6670c0295704e171c518e7ae9fd9a2c6f88f535Dylan Reid/* Notify the current capture gain of the given node. */ 204b6670c0295704e171c518e7ae9fd9a2c6f88f535Dylan Reidvoid cras_iodev_list_notify_node_capture_gain(struct cras_ionode *node); 205b6670c0295704e171c518e7ae9fd9a2c6f88f535Dylan Reid 2063ac00e542de73e404423161a412b04b64fe7d847Cheng-Yi Chiang/* Sets the function to call when a node's left right channel swapping state 2073ac00e542de73e404423161a412b04b64fe7d847Cheng-Yi Chiang * is changes. */ 2083ac00e542de73e404423161a412b04b64fe7d847Cheng-Yi Chiangvoid cras_iodev_list_set_node_left_right_swapped_callbacks( 2093ac00e542de73e404423161a412b04b64fe7d847Cheng-Yi Chiang node_left_right_swapped_callback_t swapped_cb); 2103ac00e542de73e404423161a412b04b64fe7d847Cheng-Yi Chiang 2113ac00e542de73e404423161a412b04b64fe7d847Cheng-Yi Chiang/* Notify the current left right channel swapping state of the given node. */ 2123ac00e542de73e404423161a412b04b64fe7d847Cheng-Yi Chiangvoid cras_iodev_list_notify_node_left_right_swapped(struct cras_ionode *node); 2133ac00e542de73e404423161a412b04b64fe7d847Cheng-Yi Chiang 214cc13562bff05f6b254983c450a32a34090ee3a7fDylan Reid/* Handles the adding and removing of test iodevs. */ 215cc13562bff05f6b254983c450a32a34090ee3a7fDylan Reidvoid cras_iodev_list_add_test_dev(enum TEST_IODEV_TYPE type); 2163ac00e542de73e404423161a412b04b64fe7d847Cheng-Yi Chiang 217a37abd9b84aefd5758d18579a930c9b38b5ad65eDylan Reid/* Handles sending a command to a test iodev. */ 218a37abd9b84aefd5758d18579a930c9b38b5ad65eDylan Reidvoid cras_iodev_list_test_dev_command(unsigned int iodev_idx, 219a37abd9b84aefd5758d18579a930c9b38b5ad65eDylan Reid enum CRAS_TEST_IODEV_CMD command, 220a37abd9b84aefd5758d18579a930c9b38b5ad65eDylan Reid unsigned int data_len, 221a37abd9b84aefd5758d18579a930c9b38b5ad65eDylan Reid const uint8_t *data); 222a37abd9b84aefd5758d18579a930c9b38b5ad65eDylan Reid 2230e5fc2e0264e7adf3ab4f39d6be156fc53114544Dylan Reid/* Gets the audio thread used by the devices. */ 2240e5fc2e0264e7adf3ab4f39d6be156fc53114544Dylan Reidstruct audio_thread *cras_iodev_list_get_audio_thread(); 2250e5fc2e0264e7adf3ab4f39d6be156fc53114544Dylan Reid 226a7978895f3f660c5691887f83fda26169013247dDylan Reid/* Gets the list of all active audio streams attached to devices. */ 227a7978895f3f660c5691887f83fda26169013247dDylan Reidstruct stream_list *cras_iodev_list_get_stream_list(); 228a7978895f3f660c5691887f83fda26169013247dDylan Reid 2298392426821216de7fd739913c229382c92b6fde6Dylan Reid/* For unit test only. */ 2308392426821216de7fd739913c229382c92b6fde6Dylan Reidvoid cras_iodev_list_reset(); 2318392426821216de7fd739913c229382c92b6fde6Dylan Reid 2323af1108724ed69d138d2c3399cd95e0e0e7e382aDylan Reid#endif /* CRAS_IODEV_LIST_H_ */ 233