[pulseaudio-discuss] [PATCH v0 02/11] card: Support adding ports dynamically

Mikel Astiz mikel.astiz.oss at gmail.com
Mon Oct 22 01:46:34 PDT 2012


From: Mikel Astiz <mikel.astiz at bmw-carit.de>

Card profiles -specially the ones registered with pa_card_add_profile()-
might need to create new ports during the lifetime of the card.
---
 src/pulsecore/card.c | 25 +++++++++++++++++++++++++
 src/pulsecore/card.h |  1 +
 2 files changed, 26 insertions(+)

diff --git a/src/pulsecore/card.c b/src/pulsecore/card.c
index 79fe41c..25128eb 100644
--- a/src/pulsecore/card.c
+++ b/src/pulsecore/card.c
@@ -94,6 +94,31 @@ int pa_card_add_profile(pa_card *c, struct pa_card_profile *profile) {
     return 0;
 }
 
+int pa_card_add_ports(pa_card *c, pa_hashmap *ports) {
+    pa_device_port *p;
+    void *state;
+
+    pa_assert(c);
+    pa_assert(ports);
+
+    PA_HASHMAP_FOREACH(p, ports, state)
+        if (pa_hashmap_get(c->ports, p->name)) {
+            pa_log_error("Card %s already has port %s", c->name, p->name);
+            return -1;
+        }
+
+    /* take ownership of the ports */
+    PA_HASHMAP_FOREACH(p, ports, state)
+        pa_hashmap_put(c->ports, p->name, p);
+
+    while ((p = pa_hashmap_steal_first(ports)) != NULL)
+        pa_hook_fire(&c->core->hooks[PA_CORE_HOOK_PORT_AVAILABLE_CHANGED], p);
+
+    pa_device_port_hashmap_free(ports);
+
+    return 0;
+}
+
 void pa_card_new_data_set_profile(pa_card_new_data *data, const char *profile) {
     pa_assert(data);
 
diff --git a/src/pulsecore/card.h b/src/pulsecore/card.h
index d181b10..51a8e6b 100644
--- a/src/pulsecore/card.h
+++ b/src/pulsecore/card.h
@@ -101,6 +101,7 @@ pa_card *pa_card_new(pa_core *c, pa_card_new_data *data);
 void pa_card_free(pa_card *c);
 
 int pa_card_add_profile(pa_card *c, struct pa_card_profile *profile);
+int pa_card_add_ports(pa_card *c, pa_hashmap *ports);
 
 int pa_card_set_profile(pa_card *c, const char *name, pa_bool_t save);
 
-- 
1.7.11.7



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