From: Jeeja KP Date: Mon, 5 Oct 2015 14:09:49 +0000 (+0100) Subject: ALSA: hdac: Fix to check if stream not in use in release X-Git-Url: http://drtracing.org/?a=commitdiff_plain;h=a04267fd87b62cd03d2a2ebb05a5b38d272e8d11;p=deliverable%2Flinux.git ALSA: hdac: Fix to check if stream not in use in release if the stream is decoupled and both link and host are used, while releasing the stream, need to check if link and host stream are not in use. This patch adds fix to check if the host/link stream is in used before coupling it back when releasing the stream. Signed-off-by: Jeeja KP Signed-off-by: Vinod Koul Signed-off-by: Takashi Iwai --- diff --git a/sound/hda/ext/hdac_ext_stream.c b/sound/hda/ext/hdac_ext_stream.c index 4bcebc8cde26..cb89ec7c8147 100644 --- a/sound/hda/ext/hdac_ext_stream.c +++ b/sound/hda/ext/hdac_ext_stream.c @@ -385,14 +385,13 @@ void snd_hdac_ext_stream_release(struct hdac_ext_stream *stream, int type) break; case HDAC_EXT_STREAM_TYPE_HOST: - if (stream->decoupled) { + if (stream->decoupled && !stream->link_locked) snd_hdac_ext_stream_decouple(ebus, stream, false); - snd_hdac_stream_release(&stream->hstream); - } + snd_hdac_stream_release(&stream->hstream); break; case HDAC_EXT_STREAM_TYPE_LINK: - if (stream->decoupled) + if (stream->decoupled && !stream->hstream.opened) snd_hdac_ext_stream_decouple(ebus, stream, false); spin_lock_irq(&bus->reg_lock); stream->link_locked = 0;