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pulseaudio/0004-alsa-mixer-autodetect-the-ELD-device.patch

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Accepting request 581681 from home:tiwai:branches:multimedia:libs - Fix the crash with Intel LPE HDMI audio (bsc#1083195): 0001-alsa-fix-infinite-loop-with-Intel-HDMI-LPE.patch 0002-alsa-mixer-add-hw_device_index-to-pa_alsa_mapping.patch 0003-alsa-mixer-autodetect-the-HDMI-jack-PCM-device.patch 0004-alsa-mixer-autodetect-the-ELD-device.patch OBS-URL: https://build.opensuse.org/request/show/581681 OBS-URL: https://build.opensuse.org/package/show/multimedia:libs/pulseaudio?expand=0&rev=185
2018-03-01 13:57:09 +01:00
From 72fa468a45031ba4be4d24d70fddf282b5c9da66 Mon Sep 17 00:00:00 2001
From: Tanu Kaskinen <tanuk@iki.fi>
Date: Sun, 8 Oct 2017 19:48:26 +0300
Subject: [PATCH] alsa-mixer: autodetect the ELD device
This removes the need to hardcode the ELD device index in the path
configuration. The hardcoded values don't work with the Intel HDMI LPE
driver.
BugLink: https://bugs.freedesktop.org/show_bug.cgi?id=100488
---
src/modules/alsa/alsa-mixer.c | 28 +++++++++++++++--
src/modules/alsa/alsa-mixer.h | 1
src/modules/alsa/mixer/paths/analog-output.conf.common | 8 +++-
src/modules/alsa/mixer/paths/hdmi-output-0.conf | 2 -
src/modules/alsa/mixer/paths/hdmi-output-1.conf | 2 -
src/modules/alsa/mixer/paths/hdmi-output-2.conf | 2 -
src/modules/alsa/mixer/paths/hdmi-output-3.conf | 2 -
src/modules/alsa/mixer/paths/hdmi-output-4.conf | 2 -
src/modules/alsa/mixer/paths/hdmi-output-5.conf | 2 -
src/modules/alsa/mixer/paths/hdmi-output-6.conf | 2 -
src/modules/alsa/mixer/paths/hdmi-output-7.conf | 2 -
11 files changed, 41 insertions(+), 12 deletions(-)
--- a/src/modules/alsa/alsa-mixer.c
+++ b/src/modules/alsa/alsa-mixer.c
@@ -2051,6 +2051,28 @@ static int element_parse_enumeration(pa_
return 0;
}
+static int parse_eld_device(pa_config_parser_state *state) {
+ pa_alsa_path *path;
+ uint32_t eld_device;
+
+ path = state->userdata;
+
+ if (pa_atou(state->rvalue, &eld_device) >= 0) {
+ path->autodetect_eld_device = false;
+ path->eld_device = eld_device;
+ return 0;
+ }
+
+ if (pa_streq(state->rvalue, "auto")) {
+ path->autodetect_eld_device = true;
+ path->eld_device = -1;
+ return 0;
+ }
+
+ pa_log("[%s:%u] Invalid value for option 'eld-device': %s", state->filename, state->lineno, state->rvalue);
+ return -1;
+}
+
static int option_parse_priority(pa_config_parser_state *state) {
pa_alsa_path *p;
pa_alsa_option *o;
@@ -2567,7 +2589,7 @@ pa_alsa_path* pa_alsa_path_new(const cha
{ "description-key", pa_config_parse_string, NULL, "General" },
{ "description", pa_config_parse_string, NULL, "General" },
{ "mute-during-activation", pa_config_parse_bool, NULL, "General" },
- { "eld-device", pa_config_parse_int, NULL, "General" },
+ { "eld-device", parse_eld_device, NULL, "General" },
/* [Option ...] */
{ "priority", option_parse_priority, NULL, NULL },
@@ -2607,7 +2629,6 @@ pa_alsa_path* pa_alsa_path_new(const cha
items[1].data = &p->description_key;
items[2].data = &p->description;
items[3].data = &mute_during_activation;
- items[4].data = &p->eld_device;
if (!paths_dir)
paths_dir = get_default_paths_dir();
@@ -4011,6 +4032,9 @@ static void mapping_paths_probe(pa_alsa_
}
PA_HASHMAP_FOREACH(p, ps->paths, state) {
+ if (p->autodetect_eld_device)
+ p->eld_device = m->hw_device_index;
+
if (pa_alsa_path_probe(p, m, mixer_handle, m->profile_set->ignore_dB) < 0)
pa_hashmap_remove(ps->paths, p);
}
--- a/src/modules/alsa/alsa-mixer.h
+++ b/src/modules/alsa/alsa-mixer.h
@@ -193,6 +193,7 @@ struct pa_alsa_path {
char *description_key;
char *description;
unsigned priority;
+ bool autodetect_eld_device;
int eld_device;
pa_proplist *proplist;
--- a/src/modules/alsa/mixer/paths/analog-output.conf.common
+++ b/src/modules/alsa/mixer/paths/analog-output.conf.common
@@ -64,8 +64,12 @@
; mute-during-activation = yes | no # If this path supports hardware mute, should the hw mute be used while activating this
; # path? In some cases this can reduce extra noises during port switching, while in other
; # cases this can increase such noises. Default: no.
-; eld-device = ... # If this is an HDMI port, here's where to specify the device number for the ELD mixer
-; # control. The default is to not make use of ELD information.
+; eld-device = ... # If this is an HDMI port, set to "auto" so that PulseAudio will try to read
+; # the monitor ELD information from the ALSA mixer. By default the ELD information
+; # is not read, because it's only applicable with HDMI. Earlier the "auto" option
+; # didn't exist, and the hw device index had to be manually configured. For
+; # backwards compatibility, it's still possible to manually configure the device
+; # index using this option.
;
; [Properties] # Property list for this path. The list is merged into the port property list.
; <key> = <value> # Each property is defined on its own line.
--- a/src/modules/alsa/mixer/paths/hdmi-output-0.conf
+++ b/src/modules/alsa/mixer/paths/hdmi-output-0.conf
@@ -1,7 +1,7 @@
[General]
description = HDMI / DisplayPort
priority = 59
-eld-device = 3
+eld-device = auto
[Properties]
device.icon_name = video-display
--- a/src/modules/alsa/mixer/paths/hdmi-output-1.conf
+++ b/src/modules/alsa/mixer/paths/hdmi-output-1.conf
@@ -1,7 +1,7 @@
[General]
description = HDMI / DisplayPort 2
priority = 58
-eld-device = 7
+eld-device = auto
[Properties]
device.icon_name = video-display
--- a/src/modules/alsa/mixer/paths/hdmi-output-2.conf
+++ b/src/modules/alsa/mixer/paths/hdmi-output-2.conf
@@ -1,7 +1,7 @@
[General]
description = HDMI / DisplayPort 3
priority = 57
-eld-device = 8
+eld-device = auto
[Properties]
device.icon_name = video-display
--- a/src/modules/alsa/mixer/paths/hdmi-output-3.conf
+++ b/src/modules/alsa/mixer/paths/hdmi-output-3.conf
@@ -1,7 +1,7 @@
[General]
description = HDMI / DisplayPort 4
priority = 56
-eld-device = 9
+eld-device = auto
[Properties]
device.icon_name = video-display
--- a/src/modules/alsa/mixer/paths/hdmi-output-4.conf
+++ b/src/modules/alsa/mixer/paths/hdmi-output-4.conf
@@ -1,7 +1,7 @@
[General]
description = HDMI / DisplayPort 5
priority = 55
-eld-device = 10
+eld-device = auto
[Properties]
device.icon_name = video-display
--- a/src/modules/alsa/mixer/paths/hdmi-output-5.conf
+++ b/src/modules/alsa/mixer/paths/hdmi-output-5.conf
@@ -1,7 +1,7 @@
[General]
description = HDMI / DisplayPort 6
priority = 54
-eld-device = 11
+eld-device = auto
[Properties]
device.icon_name = video-display
--- a/src/modules/alsa/mixer/paths/hdmi-output-6.conf
+++ b/src/modules/alsa/mixer/paths/hdmi-output-6.conf
@@ -1,7 +1,7 @@
[General]
description = HDMI / DisplayPort 7
priority = 53
-eld-device = 12
+eld-device = auto
[Properties]
device.icon_name = video-display
--- a/src/modules/alsa/mixer/paths/hdmi-output-7.conf
+++ b/src/modules/alsa/mixer/paths/hdmi-output-7.conf
@@ -1,7 +1,7 @@
[General]
description = HDMI / DisplayPort 8
priority = 52
-eld-device = 13
+eld-device = auto
[Properties]
device.icon_name = video-display
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