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X-Received-From: 2a00:1450:4864:20::441 Subject: [Qemu-devel] [PATCH 08/11] audio: do not run each backend in audio_run X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Gerd Hoffmann Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) audio_run is called manually by alsa and oss backends when polling. In this case only the requesting backend should be run, not all of them. Signed-off-by: K=C5=91v=C3=A1g=C3=B3, Zolt=C3=A1n Reviewed-by: Marc-Andr=C3=A9 Lureau --- audio/audio_int.h | 2 +- audio/alsaaudio.c | 7 +++++-- audio/audio.c | 14 +++++--------- audio/ossaudio.c | 12 ++++++------ 4 files changed, 17 insertions(+), 18 deletions(-) diff --git a/audio/audio_int.h b/audio/audio_int.h index 9f01f6ad00..7e00c1332e 100644 --- a/audio/audio_int.h +++ b/audio/audio_int.h @@ -221,7 +221,7 @@ int audio_pcm_hw_clip_out (HWVoiceOut *hw, void *pcm_bu= f, int audio_bug (const char *funcname, int cond); void *audio_calloc (const char *funcname, int nmemb, size_t size); =20 -void audio_run (const char *msg); +void audio_run(AudioState *s, const char *msg); =20 #define VOICE_ENABLE 1 #define VOICE_DISABLE 2 diff --git a/audio/alsaaudio.c b/audio/alsaaudio.c index 6b9e0f06af..3daa7c8f8f 100644 --- a/audio/alsaaudio.c +++ b/audio/alsaaudio.c @@ -39,6 +39,7 @@ struct pollhlp { struct pollfd *pfds; int count; int mask; + AudioState *s; }; =20 typedef struct ALSAVoiceOut { @@ -199,11 +200,11 @@ static void alsa_poll_handler (void *opaque) break; =20 case SND_PCM_STATE_PREPARED: - audio_run ("alsa run (prepared)"); + audio_run(hlp->s, "alsa run (prepared)"); break; =20 case SND_PCM_STATE_RUNNING: - audio_run ("alsa run (running)"); + audio_run(hlp->s, "alsa run (running)"); break; =20 default: @@ -749,6 +750,7 @@ static int alsa_init_out(HWVoiceOut *hw, struct audsett= ings *as, return -1; } =20 + alsa->pollhlp.s =3D hw->s; alsa->handle =3D handle; alsa->dev =3D dev; return 0; @@ -850,6 +852,7 @@ static int alsa_init_in(HWVoiceIn *hw, struct audsettin= gs *as, void *drv_opaque) return -1; } =20 + alsa->pollhlp.s =3D hw->s; alsa->handle =3D handle; alsa->dev =3D dev; return 0; diff --git a/audio/audio.c b/audio/audio.c index 6bf30ac9b3..d73cc086b6 100644 --- a/audio/audio.c +++ b/audio/audio.c @@ -835,7 +835,7 @@ static void audio_timer (void *opaque) } s->timer_last =3D now; =20 - audio_run("timer"); + audio_run(s, "timer"); audio_reset_timer(s); } =20 @@ -1237,15 +1237,11 @@ static void audio_run_capture (AudioState *s) } } =20 -void audio_run (const char *msg) +void audio_run(AudioState *s, const char *msg) { - AudioState *s; - - QTAILQ_FOREACH(s, &audio_states, list) { - audio_run_out(s); - audio_run_in(s); - audio_run_capture(s); - } + audio_run_out(s); + audio_run_in(s); + audio_run_capture(s); =20 #ifdef DEBUG_POLL { diff --git a/audio/ossaudio.c b/audio/ossaudio.c index 29139ef1f5..456fba7480 100644 --- a/audio/ossaudio.c +++ b/audio/ossaudio.c @@ -110,28 +110,28 @@ static void oss_anal_close (int *fdp) =20 static void oss_helper_poll_out (void *opaque) { - (void) opaque; - audio_run ("oss_poll_out"); + AudioState *s =3D opaque; + audio_run(s, "oss_poll_out"); } =20 static void oss_helper_poll_in (void *opaque) { - (void) opaque; - audio_run ("oss_poll_in"); + AudioState *s =3D opaque; + audio_run(s, "oss_poll_in"); } =20 static void oss_poll_out (HWVoiceOut *hw) { OSSVoiceOut *oss =3D (OSSVoiceOut *) hw; =20 - qemu_set_fd_handler (oss->fd, NULL, oss_helper_poll_out, NULL); + qemu_set_fd_handler(oss->fd, NULL, oss_helper_poll_out, hw->s); } =20 static void oss_poll_in (HWVoiceIn *hw) { OSSVoiceIn *oss =3D (OSSVoiceIn *) hw; =20 - qemu_set_fd_handler (oss->fd, oss_helper_poll_in, NULL, NULL); + qemu_set_fd_handler(oss->fd, oss_helper_poll_in, NULL, hw->s); } =20 static int oss_write (SWVoiceOut *sw, void *buf, int len) --=20 2.22.0