2 This file is part of PulseAudio.
4 Copyright 2009 Lennart Poettering
6 PulseAudio is free software; you can redistribute it and/or modify
7 it under the terms of the GNU Lesser General Public License as published
8 by the Free Software Foundation; either version 2.1 of the License,
9 or (at your option) any later version.
11 PulseAudio is distributed in the hope that it will be useful, but
12 WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 General Public License for more details.
16 You should have received a copy of the GNU Lesser General Public License
17 along with PulseAudio; if not, write to the Free Software
18 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
30 #include <pulse/xmalloc.h>
31 #include <pulse/util.h>
33 #include <pulsecore/log.h>
34 #include <pulsecore/macro.h>
35 #include <pulsecore/core-util.h>
36 #include <pulsecore/namereg.h>
37 #include <pulsecore/device-port.h>
41 pa_card_profile *pa_card_profile_new(const char *name, const char *description, size_t extra) {
46 c = pa_xmalloc(PA_ALIGN(sizeof(pa_card_profile)) + extra);
48 c->name = pa_xstrdup(name);
49 c->description = pa_xstrdup(description);
52 c->n_sinks = c->n_sources = 0;
53 c->max_sink_channels = c->max_source_channels = 0;
54 c->available = PA_AVAILABLE_UNKNOWN;
59 void pa_card_profile_free(pa_card_profile *c) {
63 pa_xfree(c->description);
67 void pa_card_profile_set_available(pa_card_profile *c, pa_available_t available) {
71 pa_assert(c->card); /* Modify member variable directly during creation instead of using this function */
73 if (c->available == available)
76 c->available = available;
77 pa_log_debug("Setting card %s profile %s to availability status %s", c->card->name, c->name,
78 available == PA_AVAILABLE_YES ? "yes" : available == PA_AVAILABLE_NO ? "no" : "unknown");
80 /* Post subscriptions to the card which owns us */
81 pa_assert_se(core = c->card->core);
82 pa_subscription_post(core, PA_SUBSCRIPTION_EVENT_CARD|PA_SUBSCRIPTION_EVENT_CHANGE, c->card->index);
84 pa_hook_fire(&core->hooks[PA_CORE_HOOK_CARD_PROFILE_AVAILABLE_CHANGED], c);
87 pa_card_new_data* pa_card_new_data_init(pa_card_new_data *data) {
90 memset(data, 0, sizeof(*data));
91 data->proplist = pa_proplist_new();
92 data->profiles = pa_hashmap_new_full(pa_idxset_string_hash_func, pa_idxset_string_compare_func, NULL, (pa_free_cb_t) pa_card_profile_free);
93 data->ports = pa_hashmap_new_full(pa_idxset_string_hash_func, pa_idxset_string_compare_func, NULL, (pa_free_cb_t) pa_device_port_unref);
97 void pa_card_new_data_set_name(pa_card_new_data *data, const char *name) {
100 pa_xfree(data->name);
101 data->name = pa_xstrdup(name);
104 void pa_card_new_data_set_profile(pa_card_new_data *data, const char *profile) {
107 pa_xfree(data->active_profile);
108 data->active_profile = pa_xstrdup(profile);
111 void pa_card_new_data_done(pa_card_new_data *data) {
115 pa_proplist_free(data->proplist);
118 pa_hashmap_free(data->profiles);
121 pa_hashmap_free(data->ports);
123 pa_xfree(data->name);
124 pa_xfree(data->active_profile);
127 pa_card *pa_card_new(pa_core *core, pa_card_new_data *data) {
131 pa_card_profile *profile;
132 pa_device_port *port;
134 pa_core_assert_ref(core);
136 pa_assert(data->name);
137 pa_assert(data->profiles);
138 pa_assert(!pa_hashmap_isempty(data->profiles));
140 c = pa_xnew(pa_card, 1);
142 if (!(name = pa_namereg_register(core, data->name, PA_NAMEREG_CARD, c, data->namereg_fail))) {
147 pa_card_new_data_set_name(data, name);
149 if (pa_hook_fire(&core->hooks[PA_CORE_HOOK_CARD_NEW], data) < 0) {
151 pa_namereg_unregister(core, name);
156 c->name = pa_xstrdup(data->name);
157 c->proplist = pa_proplist_copy(data->proplist);
158 c->driver = pa_xstrdup(pa_path_get_filename(data->driver));
159 c->module = data->module;
161 c->sinks = pa_idxset_new(NULL, NULL);
162 c->sources = pa_idxset_new(NULL, NULL);
164 /* As a minor optimization we just steal the list instead of
166 pa_assert_se(c->profiles = data->profiles);
167 data->profiles = NULL;
168 pa_assert_se(c->ports = data->ports);
171 PA_HASHMAP_FOREACH(profile, c->profiles, state)
174 PA_HASHMAP_FOREACH(port, c->ports, state)
177 c->active_profile = NULL;
178 c->save_profile = false;
180 if (data->active_profile)
181 if ((c->active_profile = pa_hashmap_get(c->profiles, data->active_profile)))
182 c->save_profile = data->save_profile;
184 if (!c->active_profile) {
185 PA_HASHMAP_FOREACH(profile, c->profiles, state) {
186 if (profile->available == PA_AVAILABLE_NO)
189 if (!c->active_profile || profile->priority > c->active_profile->priority)
190 c->active_profile = profile;
192 /* If all profiles are not available, then we still need to pick one */
193 if (!c->active_profile) {
194 PA_HASHMAP_FOREACH(profile, c->profiles, state)
195 if (!c->active_profile || profile->priority > c->active_profile->priority)
196 c->active_profile = profile;
198 pa_assert(c->active_profile);
202 c->set_profile = NULL;
204 pa_device_init_description(c->proplist);
205 pa_device_init_icon(c->proplist, true);
206 pa_device_init_intended_roles(c->proplist);
208 pa_assert_se(pa_idxset_put(core->cards, c, &c->index) >= 0);
210 pa_log_info("Created %u \"%s\"", c->index, c->name);
211 pa_subscription_post(core, PA_SUBSCRIPTION_EVENT_CARD|PA_SUBSCRIPTION_EVENT_NEW, c->index);
213 pa_hook_fire(&core->hooks[PA_CORE_HOOK_CARD_PUT], c);
217 void pa_card_free(pa_card *c) {
225 pa_hook_fire(&core->hooks[PA_CORE_HOOK_CARD_UNLINK], c);
227 pa_namereg_unregister(core, c->name);
229 pa_idxset_remove_by_data(c->core->cards, c, NULL);
231 pa_log_info("Freed %u \"%s\"", c->index, c->name);
233 pa_subscription_post(c->core, PA_SUBSCRIPTION_EVENT_CARD|PA_SUBSCRIPTION_EVENT_REMOVE, c->index);
235 pa_assert(pa_idxset_isempty(c->sinks));
236 pa_idxset_free(c->sinks, NULL);
237 pa_assert(pa_idxset_isempty(c->sources));
238 pa_idxset_free(c->sources, NULL);
240 pa_hashmap_free(c->ports);
243 pa_hashmap_free(c->profiles);
245 pa_proplist_free(c->proplist);
251 void pa_card_add_profile(pa_card *c, pa_card_profile *profile) {
255 /* take ownership of the profile */
256 pa_assert_se(pa_hashmap_put(c->profiles, profile->name, profile) >= 0);
259 pa_subscription_post(c->core, PA_SUBSCRIPTION_EVENT_CARD|PA_SUBSCRIPTION_EVENT_CHANGE, c->index);
261 pa_hook_fire(&c->core->hooks[PA_CORE_HOOK_CARD_PROFILE_ADDED], profile);
264 int pa_card_set_profile(pa_card *c, pa_card_profile *profile, bool save) {
269 pa_assert(profile->card == c);
271 if (!c->set_profile) {
272 pa_log_debug("set_profile() operation not implemented for card %u \"%s\"", c->index, c->name);
273 return -PA_ERR_NOTIMPLEMENTED;
276 if (c->active_profile == profile) {
277 c->save_profile = c->save_profile || save;
281 if ((r = c->set_profile(c, profile)) < 0)
284 pa_subscription_post(c->core, PA_SUBSCRIPTION_EVENT_CARD|PA_SUBSCRIPTION_EVENT_CHANGE, c->index);
286 pa_log_info("Changed profile of card %u \"%s\" to %s", c->index, c->name, profile->name);
288 c->active_profile = profile;
289 c->save_profile = save;
291 pa_hook_fire(&c->core->hooks[PA_CORE_HOOK_CARD_PROFILE_CHANGED], c);
296 int pa_card_suspend(pa_card *c, bool suspend, pa_suspend_cause_t cause) {
303 pa_assert(cause != 0);
305 PA_IDXSET_FOREACH(sink, c->sinks, idx) {
308 if ((r = pa_sink_suspend(sink, suspend, cause)) < 0)
312 PA_IDXSET_FOREACH(source, c->sources, idx) {
315 if ((r = pa_source_suspend(source, suspend, cause)) < 0)