[alsa-devel] [PATCH] alsa: hda_codec: fix number of devices query on hotplug
airlied at gmail.com
airlied at gmail.com
Tue Jun 9 05:39:31 CEST 2015
From: Dave Airlie <airlied at redhat.com>
The new regmap code seems to cache this, which isn't helpful
for the hotplug dock situation where this gets updated.
Use the uncached query for this.
Signed-off-by: Dave Airlie <airlied at redhat.com>
---
sound/pci/hda/hda_codec.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/sound/pci/hda/hda_codec.c b/sound/pci/hda/hda_codec.c
index b49feff..b778221 100644
--- a/sound/pci/hda/hda_codec.c
+++ b/sound/pci/hda/hda_codec.c
@@ -436,7 +436,7 @@ static unsigned int get_num_devices(struct hda_codec *codec, hda_nid_t nid)
get_wcaps_type(wcaps) != AC_WID_PIN)
return 0;
- parm = snd_hda_param_read(codec, nid, AC_PAR_DEVLIST_LEN);
+ parm = snd_hdac_read_parm_uncached(&codec->core, nid, AC_PAR_DEVLIST_LEN);
if (parm == -1 && codec->bus->rirb_error)
parm = 0;
return parm & AC_DEV_LIST_LEN_MASK;
--
2.4.1
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