ALSA: emu10k1: allow to disable the SRC

Add the PCM rule to allow disabling the PCM playback SRC.

Signed-off-by: Clemens Ladisch <clemens@ladisch.de>
Signed-off-by: Takashi Iwai <tiwai@suse.de>

1 files changed, 5 insertions, 0 deletions

diff --git a/sound/pci/emu10k1/emupcm.c b/sound/pci/emu10k1/emupcm.c
index 622bace148e..e22b8e2bbd8 100644
--- a/sound/pci/emu10k1/emupcm.c
+++ b/sound/pci/emu10k1/emupcm.c
@@ -1146,6 +1146,11 @@ static int snd_emu10k1_playback_open(struct snd_pcm_substream *substream)
                 kfree(epcm);
                 return err;
         }
+        err = snd_pcm_hw_rule_noresample(runtime, 48000);
+        if (err < 0) {
+                kfree(epcm);
+                return err;
+        }
         mix = &emu->pcm_mixer[substream->number];
         for (i = 0; i < 4; i++)
                 mix->send_routing[0][i] = mix->send_routing[1][i] = mix->send_routing[2][i] = i;