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card: Add messages to enable/disable jack detection

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With this patch, messages can be sent to the cards to enable/disable
jack detection for the whole card or single ports, manually set a port
state and to retrieve the current state of jack detection and port
availability.
This commit is contained in:
Georg Chini 2021-01-07 19:27:23 +01:00
parent 58521c05e8
commit f178a5b12e
7 changed files with 95 additions and 21 deletions
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15
src/pulsecore/device-port.c
View file

@ -90,12 +90,25 @@ void pa_device_port_set_preferred_profile(pa_device_port *p, const char *new_pp)
}
}
void pa_device_port_set_available(pa_device_port *p, pa_available_t status) {
void pa_device_port_set_available(pa_device_port *p, pa_available_t status, bool force) {
pa_assert(p);
/* If force is not set, status reflects the state of the port from a
* hardware perspective. We need to keep track of the real port state
* so that we can go back to it once jack detection is enabled for the
* port. If force is set, we are updating the port state manually, so
* the hardware state is unaffected. */
if (!force)
p->hw_available = status;
if (p->available == status)
return;
/* Do not set the port state if jack detection is disabled for the port
* unless we are setting the state manually. */
if (!force && !p->jack_detection)
return;
/* pa_assert(status != PA_AVAILABLE_UNKNOWN); */
p->available = status;