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audio:add state sync for virtio snd device 

qemu host virtio device don't support recvice the same cmd like start/stop twice
Signed-off-by: shipei <shipei@xiaomi.com>
This commit is contained in:
shipei 2023-09-19 15:58:13 +08:00 committed by Xiang Xiao
parent ed5b3766dc
commit f99f67378d
1 changed files with 63 additions and 10 deletions
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73
drivers/virtio/virtio-snd.c
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@ -72,6 +72,7 @@ struct virtio_snd_dev_s
struct audio_lowerhalf_s dev;
uint32_t period_bytes;
uint32_t index;
bool running;
FAR void *priv;
};
@ -484,7 +485,7 @@ static int virtio_snd_query_info(FAR struct virtio_snd_s *priv,
}
ret = resp->code == VIRTIO_SND_S_OK ? OK : -EIO;
vrtinfo("send cmd:0x%x and resp:%d\n", cmd, ret);
vrtinfo("send cmd:0x%x and resp:0x%"PRIu32"\n", cmd, resp->code);
out:
virtio_free_buf(priv->vdev, req);
@ -567,8 +568,8 @@ static int virtio_snd_set_params(FAR struct virtio_snd_dev_s *sdev,
ret = resp->code == VIRTIO_SND_S_OK ? OK : -EIO;
vrtinfo("send cmd:0x%x and resp:%d\n",
VIRTIO_SND_R_PCM_SET_PARAMS, ret);
vrtinfo("send cmd:0x%x and resp:0x%"PRIu32"\n",
VIRTIO_SND_R_PCM_SET_PARAMS, resp->code);
out:
virtio_free_buf(priv->vdev, req);
@ -628,7 +629,7 @@ static int virtio_snd_send_cmd(FAR struct virtio_snd_dev_s *sdev,
vrterr("check response error:%d\n", ret);
}
vrtinfo("send cmd:0x%x and resp:%d\n", cmd, ret);
vrtinfo("send cmd:0x%x and resp:0x%"PRIu32"\n", cmd, resp->code);
out:
virtio_free_buf(vdev, req);
@ -768,8 +769,20 @@ static int virtio_snd_start(FAR struct audio_lowerhalf_s *dev)
#endif
{
FAR struct virtio_snd_dev_s *sdev = (FAR struct virtio_snd_dev_s *)dev;
int ret = OK;
return virtio_snd_send_cmd(sdev, VIRTIO_SND_R_PCM_START);
if (!sdev->running)
{
ret = virtio_snd_send_cmd(sdev, VIRTIO_SND_R_PCM_START);
if (ret < 0)
{
return ret;
}
sdev->running = true;
}
return ret;
}
/****************************************************************************
@ -789,9 +802,24 @@ static int virtio_snd_stop(FAR struct audio_lowerhalf_s *dev)
#endif
{
FAR struct virtio_snd_dev_s *sdev = (FAR struct virtio_snd_dev_s *)dev;
int ret = OK;
virtio_snd_send_cmd(sdev, VIRTIO_SND_R_PCM_STOP);
virtio_snd_send_cmd(sdev, VIRTIO_SND_R_PCM_RELEASE);
if (sdev->running)
{
ret = virtio_snd_send_cmd(sdev, VIRTIO_SND_R_PCM_STOP);
if (ret < 0)
{
return ret;
}
sdev->running = false;
}
ret = virtio_snd_send_cmd(sdev, VIRTIO_SND_R_PCM_RELEASE);
if (ret < 0)
{
return ret;
}
#ifdef CONFIG_AUDIO_MULTI_SESSION
dev->upper(dev->priv, AUDIO_CALLBACK_COMPLETE, NULL, OK, NULL);
@ -799,7 +827,7 @@ static int virtio_snd_stop(FAR struct audio_lowerhalf_s *dev)
dev->upper(dev->priv, AUDIO_CALLBACK_COMPLETE, NULL, OK);
#endif
return OK;
return ret;
}
#endif
@ -819,8 +847,20 @@ static int virtio_snd_pause(FAR struct audio_lowerhalf_s *dev)
#endif
{
FAR struct virtio_snd_dev_s *sdev = (FAR struct virtio_snd_dev_s *)dev;
int ret = OK;
return virtio_snd_send_cmd(sdev, VIRTIO_SND_R_PCM_STOP);
if (sdev->running)
{
ret = virtio_snd_send_cmd(sdev, VIRTIO_SND_R_PCM_STOP);
if (ret < 0)
{
return ret;
}
sdev->running = false;
}
return ret;
}
#endif
@ -840,8 +880,20 @@ static int virtio_snd_resume(FAR struct audio_lowerhalf_s *dev)
#endif
{
FAR struct virtio_snd_dev_s *sdev = (FAR struct virtio_snd_dev_s *)dev;
int ret = OK;
return virtio_snd_send_cmd(sdev, VIRTIO_SND_R_PCM_START);
if (!sdev->running)
{
ret = virtio_snd_send_cmd(sdev, VIRTIO_SND_R_PCM_START);
if (ret < 0)
{
return ret;
}
sdev->running = true;
}
return ret;
}
#endif
@ -1098,6 +1150,7 @@ virtio_snd_register_audio_driver(FAR struct virtio_snd_s *priv)
}
priv->dev[i].index = i;
priv->dev[i].running = false;
priv->dev[i].priv = priv;
priv->dev[i].dev.ops = &g_virtio_snd_ops;
ret = audio_register(devname, &priv->dev[i].dev);