Skip to content

Commit

Permalink
ALSA: hda-intel - do not mix audio and modem function IDs
Browse files Browse the repository at this point in the history
The function IDs are different for audio and modem. Do not mix them.
Also, show the unsolicited bit in the function_id register.

Signed-off-by: Jaroslav Kysela <[email protected]>
  • Loading branch information
perexg committed Jul 19, 2010
1 parent 08b4509 commit 79c944a
Show file tree
Hide file tree
Showing 3 changed files with 15 additions and 5 deletions.
8 changes: 5 additions & 3 deletions sound/pci/hda/hda_codec.c
Original file line number Diff line number Diff line change
Expand Up @@ -730,15 +730,17 @@ static void /*__devinit*/ setup_fg_nodes(struct hda_codec *codec)
total_nodes = snd_hda_get_sub_nodes(codec, AC_NODE_ROOT, &nid);
for (i = 0; i < total_nodes; i++, nid++) {
function_id = snd_hda_param_read(codec, nid,
AC_PAR_FUNCTION_TYPE) & 0xff;
AC_PAR_FUNCTION_TYPE);
switch (function_id) {
case AC_GRP_AUDIO_FUNCTION:
codec->afg = nid;
codec->function_id = function_id;
codec->afg_function_id = function_id & 0xff;
codec->afg_unsol = (function_id >> 8) & 1;
break;
case AC_GRP_MODEM_FUNCTION:
codec->mfg = nid;
codec->function_id = function_id;
codec->mfg_function_id = function_id & 0xff;
codec->mfg_unsol = (function_id >> 8) & 1;
break;
default:
break;
Expand Down
5 changes: 4 additions & 1 deletion sound/pci/hda/hda_codec.h
Original file line number Diff line number Diff line change
Expand Up @@ -760,7 +760,10 @@ struct hda_codec {
hda_nid_t mfg; /* MFG node id */

/* ids */
u32 function_id;
u8 afg_function_id;
u8 mfg_function_id;
u8 afg_unsol;
u8 mfg_unsol;
u32 vendor_id;
u32 subsystem_id;
u32 revision_id;
Expand Down
7 changes: 6 additions & 1 deletion sound/pci/hda/hda_proc.c
Original file line number Diff line number Diff line change
Expand Up @@ -557,7 +557,12 @@ static void print_codec_info(struct snd_info_entry *entry,
else
snd_iprintf(buffer, "Not Set\n");
snd_iprintf(buffer, "Address: %d\n", codec->addr);
snd_iprintf(buffer, "Function Id: 0x%x\n", codec->function_id);
if (codec->afg)
snd_iprintf(buffer, "AFG Function Id: 0x%x (unsol %u)\n",
codec->afg_function_id, codec->afg_unsol);
if (codec->mfg)
snd_iprintf(buffer, "MFG Function Id: 0x%x (unsol %u)\n",
codec->mfg_function_id, codec->mfg_unsol);
snd_iprintf(buffer, "Vendor Id: 0x%08x\n", codec->vendor_id);
snd_iprintf(buffer, "Subsystem Id: 0x%08x\n", codec->subsystem_id);
snd_iprintf(buffer, "Revision Id: 0x%x\n", codec->revision_id);
Expand Down

0 comments on commit 79c944a

Please sign in to comment.