diff options
Diffstat (limited to 'sound/pci/hda/hda_codec.c')
| -rw-r--r-- | sound/pci/hda/hda_codec.c | 24 |
1 files changed, 14 insertions, 10 deletions
diff --git a/sound/pci/hda/hda_codec.c b/sound/pci/hda/hda_codec.c index 97c68dd24ef5..a9ebcf9e3710 100644 --- a/sound/pci/hda/hda_codec.c +++ b/sound/pci/hda/hda_codec.c @@ -494,7 +494,7 @@ static unsigned int get_num_conns(struct hda_codec *codec, hda_nid_t nid) int snd_hda_get_num_raw_conns(struct hda_codec *codec, hda_nid_t nid) { - return get_num_conns(codec, nid) & AC_CLIST_LENGTH; + return snd_hda_get_raw_connections(codec, nid, NULL, 0); } /** @@ -517,9 +517,6 @@ int snd_hda_get_raw_connections(struct hda_codec *codec, hda_nid_t nid, hda_nid_t prev_nid; int null_count = 0; - if (snd_BUG_ON(!conn_list || max_conns <= 0)) - return -EINVAL; - parm = get_num_conns(codec, nid); if (!parm) return 0; @@ -545,7 +542,8 @@ int snd_hda_get_raw_connections(struct hda_codec *codec, hda_nid_t nid, AC_VERB_GET_CONNECT_LIST, 0); if (parm == -1 && codec->bus->rirb_error) return -EIO; - conn_list[0] = parm & mask; + if (conn_list) + conn_list[0] = parm & mask; return 1; } @@ -580,14 +578,20 @@ int snd_hda_get_raw_connections(struct hda_codec *codec, hda_nid_t nid, continue; } for (n = prev_nid + 1; n <= val; n++) { + if (conn_list) { + if (conns >= max_conns) + return -ENOSPC; + conn_list[conns] = n; + } + conns++; + } + } else { + if (conn_list) { if (conns >= max_conns) return -ENOSPC; - conn_list[conns++] = n; + conn_list[conns] = val; } - } else { - if (conns >= max_conns) - return -ENOSPC; - conn_list[conns++] = val; + conns++; } prev_nid = val; } |