From c96d2d1117a7e59b351358c8cdd79ef465ddbd49 Mon Sep 17 00:00:00 2001
From: Lennart Poettering <lennart@poettering.net>
Date: Tue, 6 Oct 2009 00:17:24 +0200
Subject: alsa: disable period event only with tsched=1

---
 src/modules/alsa/alsa-sink.c   | 2 +-
 src/modules/alsa/alsa-source.c | 2 +-
 src/modules/alsa/alsa-util.c   | 4 ++--
 src/modules/alsa/alsa-util.h   | 3 ++-
 4 files changed, 6 insertions(+), 5 deletions(-)

(limited to 'src')

diff --git a/src/modules/alsa/alsa-sink.c b/src/modules/alsa/alsa-sink.c
index 22e88b4a..37419d98 100644
--- a/src/modules/alsa/alsa-sink.c
+++ b/src/modules/alsa/alsa-sink.c
@@ -927,7 +927,7 @@ static int update_sw_params(struct userdata *u) {
 
     pa_log_debug("setting avail_min=%lu", (unsigned long) avail_min);
 
-    if ((err = pa_alsa_set_sw_params(u->pcm_handle, avail_min)) < 0) {
+    if ((err = pa_alsa_set_sw_params(u->pcm_handle, avail_min, !u->use_tsched)) < 0) {
         pa_log("Failed to set software parameters: %s", pa_alsa_strerror(err));
         return err;
     }
diff --git a/src/modules/alsa/alsa-source.c b/src/modules/alsa/alsa-source.c
index fa3ac0aa..37dd6476 100644
--- a/src/modules/alsa/alsa-source.c
+++ b/src/modules/alsa/alsa-source.c
@@ -877,7 +877,7 @@ static int update_sw_params(struct userdata *u) {
 
     pa_log_debug("setting avail_min=%lu", (unsigned long) avail_min);
 
-    if ((err = pa_alsa_set_sw_params(u->pcm_handle, avail_min)) < 0) {
+    if ((err = pa_alsa_set_sw_params(u->pcm_handle, avail_min, !u->use_tsched)) < 0) {
         pa_log("Failed to set software parameters: %s", pa_alsa_strerror(err));
         return err;
     }
diff --git a/src/modules/alsa/alsa-util.c b/src/modules/alsa/alsa-util.c
index 43a8e829..0e22d17e 100644
--- a/src/modules/alsa/alsa-util.c
+++ b/src/modules/alsa/alsa-util.c
@@ -403,7 +403,7 @@ finish:
     return ret;
 }
 
-int pa_alsa_set_sw_params(snd_pcm_t *pcm, snd_pcm_uframes_t avail_min) {
+int pa_alsa_set_sw_params(snd_pcm_t *pcm, snd_pcm_uframes_t avail_min, pa_bool_t period_event) {
     snd_pcm_sw_params_t *swparams;
     snd_pcm_uframes_t boundary;
     int err;
@@ -417,7 +417,7 @@ int pa_alsa_set_sw_params(snd_pcm_t *pcm, snd_pcm_uframes_t avail_min) {
         return err;
     }
 
-    if ((err = snd_pcm_sw_params_set_period_event(pcm, swparams, 0)) < 0) {
+    if ((err = snd_pcm_sw_params_set_period_event(pcm, swparams, period_event)) < 0) {
         pa_log_warn("Unable to disable period event: %s\n", pa_alsa_strerror(err));
         return err;
     }
diff --git a/src/modules/alsa/alsa-util.h b/src/modules/alsa/alsa-util.h
index 265cd28c..f6206fe2 100644
--- a/src/modules/alsa/alsa-util.h
+++ b/src/modules/alsa/alsa-util.h
@@ -51,7 +51,8 @@ int pa_alsa_set_hw_params(
 
 int pa_alsa_set_sw_params(
         snd_pcm_t *pcm,
-        snd_pcm_uframes_t avail_min);
+        snd_pcm_uframes_t avail_min,
+        pa_bool_t period_event);
 
 /* Picks a working mapping from the profile set based on the specified ss/map */
 snd_pcm_t *pa_alsa_open_by_device_id_auto(
-- 
cgit