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Diffstat (limited to 'audio/alsaaudio.c')
-rw-r--r--audio/alsaaudio.c53
1 files changed, 28 insertions, 25 deletions
diff --git a/audio/alsaaudio.c b/audio/alsaaudio.c
index 28c245dc70..b7031518f0 100644
--- a/audio/alsaaudio.c
+++ b/audio/alsaaudio.c
@@ -123,7 +123,23 @@ static void GCC_FMT_ATTR (3, 4) alsa_logerr2 (
AUD_log (AUDIO_CAP, "Reason: %s\n", snd_strerror (err));
}
-static void alsa_anal_close (snd_pcm_t **handlep)
+static void alsa_fini_poll (struct pollhlp *hlp)
+{
+ int i;
+ struct pollfd *pfds = hlp->pfds;
+
+ if (pfds) {
+ for (i = 0; i < hlp->count; ++i) {
+ qemu_set_fd_handler (pfds[i].fd, NULL, NULL, NULL);
+ }
+ qemu_free (pfds);
+ }
+ hlp->pfds = NULL;
+ hlp->count = 0;
+ hlp->handle = NULL;
+}
+
+static void alsa_anal_close1 (snd_pcm_t **handlep)
{
int err = snd_pcm_close (*handlep);
if (err) {
@@ -132,6 +148,12 @@ static void alsa_anal_close (snd_pcm_t **handlep)
*handlep = NULL;
}
+static void alsa_anal_close (snd_pcm_t **handlep, struct pollhlp *hlp)
+{
+ alsa_fini_poll (hlp);
+ alsa_anal_close1 (handlep);
+}
+
static int alsa_recover (snd_pcm_t *handle)
{
int err = snd_pcm_prepare (handle);
@@ -648,7 +670,7 @@ static int alsa_open (int in, struct alsa_params_req *req,
return 0;
err:
- alsa_anal_close (&handle);
+ alsa_anal_close1 (&handle);
return -1;
}
@@ -765,35 +787,17 @@ static int alsa_run_out (HWVoiceOut *hw)
return decr;
}
-static void alsa_fini_poll (struct pollhlp *hlp)
-{
- int i;
- struct pollfd *pfds = hlp->pfds;
-
- if (pfds) {
- for (i = 0; i < hlp->count; ++i) {
- qemu_set_fd_handler (pfds[i].fd, NULL, NULL, NULL);
- }
- qemu_free (pfds);
- }
- hlp->pfds = NULL;
- hlp->count = 0;
- hlp->handle = NULL;
-}
-
static void alsa_fini_out (HWVoiceOut *hw)
{
ALSAVoiceOut *alsa = (ALSAVoiceOut *) hw;
ldebug ("alsa_fini\n");
- alsa_anal_close (&alsa->handle);
+ alsa_anal_close (&alsa->handle, &alsa->pollhlp);
if (alsa->pcm_buf) {
qemu_free (alsa->pcm_buf);
alsa->pcm_buf = NULL;
}
-
- alsa_fini_poll (&alsa->pollhlp);
}
static int alsa_init_out (HWVoiceOut *hw, struct audsettings *as)
@@ -830,7 +834,7 @@ static int alsa_init_out (HWVoiceOut *hw, struct audsettings *as)
if (!alsa->pcm_buf) {
dolog ("Could not allocate DAC buffer (%d samples, each %d bytes)\n",
hw->samples, 1 << hw->info.shift);
- alsa_anal_close (&handle);
+ alsa_anal_close1 (&handle);
return -1;
}
@@ -921,7 +925,7 @@ static int alsa_init_in (HWVoiceIn *hw, struct audsettings *as)
if (!alsa->pcm_buf) {
dolog ("Could not allocate ADC buffer (%d samples, each %d bytes)\n",
hw->samples, 1 << hw->info.shift);
- alsa_anal_close (&handle);
+ alsa_anal_close1 (&handle);
return -1;
}
@@ -933,13 +937,12 @@ static void alsa_fini_in (HWVoiceIn *hw)
{
ALSAVoiceIn *alsa = (ALSAVoiceIn *) hw;
- alsa_anal_close (&alsa->handle);
+ alsa_anal_close (&alsa->handle, &alsa->pollhlp);
if (alsa->pcm_buf) {
qemu_free (alsa->pcm_buf);
alsa->pcm_buf = NULL;
}
- alsa_fini_poll (&alsa->pollhlp);
}
static int alsa_run_in (HWVoiceIn *hw)