From 343a86252241c591114b064a3340f7beb2d1ff44 Mon Sep 17 00:00:00 2001 From: "Jan Alexander Steffens (heftig)" Date: Sun, 21 Feb 2016 12:59:50 +0100 Subject: [PATCH] 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