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PKGBUILDs/extra/pulseaudio/0001-Revert-module-switch-on-port-available-Route-to-pref.patch
Kevin Mihelich ff9e39ff85 extra/pulseaudio to 8.0-3
2016-02-27 00:35:44 +00:00

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From d36e55c2d416ac95715d27b2155c3b548ba59c7a Mon Sep 17 00:00:00 2001
From: "Jan Alexander Steffens (heftig)" <jan.steffens@gmail.com>
Date: Fri, 26 Feb 2016 20:29:00 +0100
Subject: [PATCH 1/2] Revert "module-switch-on-port-available: Route to
preferred profile"
This reverts commit e87100d41ef6d14f8dc7f803582191d9f8d8f183.
---
src/modules/module-switch-on-port-available.c | 182 ++++++++++----------------
1 file changed, 72 insertions(+), 110 deletions(-)
diff --git a/src/modules/module-switch-on-port-available.c b/src/modules/module-switch-on-port-available.c
index 5dd9786..8de68a3 100644
--- a/src/modules/module-switch-on-port-available.c
+++ b/src/modules/module-switch-on-port-available.c
@@ -74,25 +74,22 @@ static bool profile_good_for_input(pa_card_profile *profile) {
static int try_to_switch_profile(pa_device_port *port) {
pa_card_profile *best_profile = NULL, *profile;
void *state;
- unsigned best_prio = 0;
- pa_log_debug("Finding best profile for port %s, preferred = %s",
- port->name, pa_strnull(port->preferred_profile));
+ pa_log_debug("Finding best profile");
PA_HASHMAP_FOREACH(profile, port->profiles, state) {
bool good = false;
- const char *name;
- unsigned prio = profile->priority;
+
+ if (best_profile && best_profile->priority >= profile->priority)
+ continue;
/* We make a best effort to keep other direction unchanged */
switch (port->direction) {
case PA_DIRECTION_OUTPUT:
- name = profile->output_name;
good = profile_good_for_output(profile);
break;
case PA_DIRECTION_INPUT:
- name = profile->input_name;
good = profile_good_for_input(profile);
break;
}
@@ -100,15 +97,7 @@ static int try_to_switch_profile(pa_device_port *port) {
if (!good)
continue;
- /* Give a high bonus in case this is the preferred profile */
- if (port->preferred_profile && pa_streq(name ? name : profile->name, port->preferred_profile))
- prio += 1000000;
-
- if (best_profile && best_prio >= prio)
- continue;
-
best_profile = profile;
- best_prio = prio;
}
if (!best_profile) {
@@ -124,125 +113,98 @@ static int try_to_switch_profile(pa_device_port *port) {
return 0;
}
-struct port_pointers {
- pa_device_port *port;
- pa_sink *sink;
- pa_source *source;
- bool is_possible_profile_active;
- bool is_preferred_profile_active;
- bool is_port_active;
-};
-
-static const char* profile_name_for_dir(pa_card_profile *cp, pa_direction_t dir) {
- if (dir == PA_DIRECTION_OUTPUT && cp->output_name)
- return cp->output_name;
- if (dir == PA_DIRECTION_INPUT && cp->input_name)
- return cp->input_name;
- return cp->name;
-}
-
-static struct port_pointers find_port_pointers(pa_device_port *port) {
- struct port_pointers pp = { .port = port };
+static void find_sink_and_source(pa_card *card, pa_device_port *port, pa_sink **si, pa_source **so) {
+ pa_sink *sink = NULL;
+ pa_source *source = NULL;
uint32_t state;
- pa_card *card;
-
- pa_assert(port);
- pa_assert_se(card = port->card);
switch (port->direction) {
case PA_DIRECTION_OUTPUT:
- PA_IDXSET_FOREACH(pp.sink, card->sinks, state)
- if (port == pa_hashmap_get(pp.sink->ports, port->name))
+ PA_IDXSET_FOREACH(sink, card->sinks, state)
+ if (port == pa_hashmap_get(sink->ports, port->name))
break;
break;
case PA_DIRECTION_INPUT:
- PA_IDXSET_FOREACH(pp.source, card->sources, state)
- if (port == pa_hashmap_get(pp.source->ports, port->name))
+ PA_IDXSET_FOREACH(source, card->sources, state)
+ if (port == pa_hashmap_get(source->ports, port->name))
break;
break;
}
- pp.is_possible_profile_active =
- card->active_profile == pa_hashmap_get(port->profiles, card->active_profile->name);
- pp.is_preferred_profile_active = pp.is_possible_profile_active && (!port->preferred_profile ||
- pa_safe_streq(port->preferred_profile, profile_name_for_dir(card->active_profile, port->direction)));
- pp.is_port_active = (pp.sink && pp.sink->active_port == port) || (pp.source && pp.source->active_port == port);
-
- return pp;
+ *si = sink;
+ *so = source;
}
-/* Switches to a port, switching profiles if necessary or preferred */
-static bool switch_to_port(pa_device_port *port) {
- struct port_pointers pp = find_port_pointers(port);
-
- if (pp.is_port_active)
- return true; /* Already selected */
-
- pa_log_debug("Trying to switch to port %s", port->name);
- if (!pp.is_preferred_profile_active) {
- if (try_to_switch_profile(port) < 0) {
- if (pp.is_possible_profile_active)
- return false;
- }
- else
- /* Now that profile has changed, our sink and source pointers must be updated */
- pp = find_port_pointers(port);
- }
-
- if (pp.source)
- pa_source_set_port(pp.source, port->name, false);
- if (pp.sink)
- pa_sink_set_port(pp.sink, port->name, false);
- return true;
-}
-
-/* Switches away from a port, switching profiles if necessary or preferred */
-static bool switch_from_port(pa_device_port *port) {
- struct port_pointers pp = find_port_pointers(port);
- pa_device_port *p, *best_port = NULL;
- void *state;
-
- if (!pp.is_port_active)
- return true; /* Already deselected */
-
- /* Try to find a good enough port to switch to */
- PA_HASHMAP_FOREACH(p, port->card->ports, state)
- if (p->direction == port->direction && p != port && p->available != PA_AVAILABLE_NO &&
- (!best_port || best_port->priority < p->priority))
- best_port = p;
-
- pa_log_debug("Trying to switch away from port %s, found %s", port->name, best_port ? best_port->name : "no better option");
-
- if (best_port)
- return switch_to_port(best_port);
-
- return false;
-}
-
-
static pa_hook_result_t port_available_hook_callback(pa_core *c, pa_device_port *port, void* userdata) {
- pa_assert(port);
+ pa_card* card;
+ pa_sink *sink;
+ pa_source *source;
+ bool is_active_profile, is_active_port;
- if (!port->card) {
+ if (port->available == PA_AVAILABLE_UNKNOWN)
+ return PA_HOOK_OK;
+
+ card = port->card;
+
+ if (!card) {
pa_log_warn("Port %s does not have a card", port->name);
return PA_HOOK_OK;
}
- if (pa_idxset_size(port->card->sinks) == 0 && pa_idxset_size(port->card->sources) == 0)
+ if (pa_idxset_size(card->sinks) == 0 && pa_idxset_size(card->sources) == 0)
/* This card is not initialized yet. We'll handle it in
sink_new / source_new callbacks later. */
return PA_HOOK_OK;
- switch (port->available) {
- case PA_AVAILABLE_YES:
- switch_to_port(port);
- break;
- case PA_AVAILABLE_NO:
- switch_from_port(port);
- break;
- default:
- break;
+ find_sink_and_source(card, port, &sink, &source);
+
+ is_active_profile = card->active_profile == pa_hashmap_get(port->profiles, card->active_profile->name);
+ is_active_port = (sink && sink->active_port == port) || (source && source->active_port == port);
+
+ if (port->available == PA_AVAILABLE_NO && !is_active_port)
+ return PA_HOOK_OK;
+
+ if (port->available == PA_AVAILABLE_YES) {
+ if (is_active_port)
+ return PA_HOOK_OK;
+
+ if (!is_active_profile) {
+ if (try_to_switch_profile(port) < 0)
+ return PA_HOOK_OK;
+
+ pa_assert(card->active_profile == pa_hashmap_get(port->profiles, card->active_profile->name));
+
+ /* Now that profile has changed, our sink and source pointers must be updated */
+ find_sink_and_source(card, port, &sink, &source);
+ }
+
+ if (source)
+ pa_source_set_port(source, port->name, false);
+ if (sink)
+ pa_sink_set_port(sink, port->name, false);
+ }
+
+ if (port->available == PA_AVAILABLE_NO) {
+ if (sink) {
+ pa_device_port *p2 = pa_device_port_find_best(sink->ports);
+
+ if (p2 && p2->available != PA_AVAILABLE_NO)
+ pa_sink_set_port(sink, p2->name, false);
+ else {
+ /* Maybe try to switch to another profile? */
+ }
+ }
+
+ if (source) {
+ pa_device_port *p2 = pa_device_port_find_best(source->ports);
+
+ if (p2 && p2->available != PA_AVAILABLE_NO)
+ pa_source_set_port(source, p2->name, false);
+ else {
+ /* Maybe try to switch to another profile? */
+ }
+ }
}
return PA_HOOK_OK;
--
2.7.1
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