4 files changed, 14 insertions, 4 deletions
diff --git a/sound/pci/ca0106/ca0106_main.c b/sound/pci/ca0106/ca0106_main.c
index 611fc15a054..c7f79be98d0 100644
--- a/sound/pci/ca0106/ca0106_main.c
+++ b/sound/pci/ca0106/ca0106_main.c
@@ -853,6 +853,9 @@ static int snd_ca0106_pcm_trigger_playback(struct snd_pcm_substream *substream,
 		break;
 	}
         snd_pcm_group_for_each_entry(s, substream) {
+		if (snd_pcm_substream_chip(s) != emu ||
+		    s->stream != SNDRV_PCM_STREAM_PLAYBACK)
+			continue;
 		runtime = s->runtime;
 		epcm = runtime->private_data;
 		channel = epcm->channel_id;
diff --git a/sound/pci/emu10k1/p16v.c b/sound/pci/emu10k1/p16v.c
index 7ee19c63c2c..6ace1076c19 100644
--- a/sound/pci/emu10k1/p16v.c
+++ b/sound/pci/emu10k1/p16v.c
@@ -448,6 +448,9 @@ static int snd_p16v_pcm_trigger_playback(struct snd_pcm_substream *substream,
 		break;
 	}
         snd_pcm_group_for_each_entry(s, substream) {
+		if (snd_pcm_substream_chip(s) != emu ||
+		    s->stream != SNDRV_PCM_STREAM_PLAYBACK)
+			continue;
 		runtime = s->runtime;
 		epcm = runtime->private_data;
 		channel = substream->pcm->device-emu->p16v_device_offset;
diff --git a/sound/pci/ice1712/ice1724.c b/sound/pci/ice1712/ice1724.c
index 32560cfb6c3..23c9383e7cc 100644
--- a/sound/pci/ice1712/ice1724.c
+++ b/sound/pci/ice1712/ice1724.c
@@ -341,10 +341,12 @@ static int snd_vt1724_pcm_trigger(struct snd_pcm_substream *substream, int cmd)
 
 	what = 0;
 	snd_pcm_group_for_each_entry(s, substream) {
-		const struct vt1724_pcm_reg *reg;
-		reg = s->runtime->private_data;
-		what |= reg->start;
-		snd_pcm_trigger_done(s, substream);
+		if (snd_pcm_substream_chip(s) == ice) {
+			const struct vt1724_pcm_reg *reg;
+			reg = s->runtime->private_data;
+			what |= reg->start;
+			snd_pcm_trigger_done(s, substream);
+		}
 	}
 
 	switch (cmd) {
diff --git a/sound/pci/pcxhr/pcxhr.c b/sound/pci/pcxhr/pcxhr.c
index f7f6a687f03..1b787f45557 100644
--- a/sound/pci/pcxhr/pcxhr.c
+++ b/sound/pci/pcxhr/pcxhr.c
@@ -646,6 +646,8 @@ static int pcxhr_trigger(struct snd_pcm_substream *subs, int cmd)
 		if (snd_pcm_stream_linked(subs)) {
 			struct snd_pcxhr *chip = snd_pcm_substream_chip(subs);
 			snd_pcm_group_for_each_entry(s, subs) {
+				if (snd_pcm_substream_chip(s) != chip)
+					continue;
 				stream = s->runtime->private_data;
 				stream->status =
 					PCXHR_STREAM_STATUS_SCHEDULE_RUN;