From bc3af517534346742a2e753f753a0ad21f51513b Mon Sep 17 00:00:00 2001 From: Guodong Hu Date: Tue, 15 Aug 2023 13:37:26 +0800 Subject: Support pcm drain ops Signed-off-by: Guodong Hu --- src/pcm_plugin.c | 13 +++++++++++++ 1 file changed, 13 insertions(+) (limited to 'src/pcm_plugin.c') diff --git a/src/pcm_plugin.c b/src/pcm_plugin.c index b6b69aa..4d2651c 100644 --- a/src/pcm_plugin.c +++ b/src/pcm_plugin.c @@ -622,6 +622,16 @@ static int pcm_plug_drop(struct pcm_plug_data *plug_data) return rc; } +static int pcm_plug_drain(struct pcm_plug_data *plug_data) +{ + struct pcm_plugin *plugin = plug_data->plugin; + + if (plugin->state != PCM_PLUG_STATE_RUNNING) + return -EBADFD; + + return plug_data->ops->drain(plugin); +} + static int pcm_plug_ioctl(void *data, unsigned int cmd, ...) { struct pcm_plug_data *plug_data = data; @@ -659,6 +669,9 @@ static int pcm_plug_ioctl(void *data, unsigned int cmd, ...) case SNDRV_PCM_IOCTL_START: ret = pcm_plug_start(plug_data); break; + case SNDRV_PCM_IOCTL_DRAIN: + ret = pcm_plug_drain(plug_data); + break; case SNDRV_PCM_IOCTL_DROP: ret = pcm_plug_drop(plug_data); break; -- cgit v1.2.3