ALSA CVS update

HDA Codec driver,HDA generic driver
Summar: hda-codec - MFG support

This adds Modem Functional Group (MFG) support and option for 9600
sample rate.

Signed-off-by: Sasha Khapyorsky <sashak@smlink.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>

1 files changed, 16 insertions, 12 deletions

diff --git a/sound/pci/hda/hda_codec.c b/sound/pci/hda/hda_codec.c
index 026ae726d875..6bfb081d12dd 100644
--- a/sound/pci/hda/hda_codec.c
+++ b/sound/pci/hda/hda_codec.c
@@ -432,22 +432,26 @@ void snd_hda_get_codec_name(struct hda_codec *codec,
 }
 
 /*
- * look for an AFG node
- *
- * return 0 if not found
+ * look for an AFG and MFG nodes
  */
-static int look_for_afg_node(struct hda_codec *codec)
+static void setup_fg_nodes(struct hda_codec *codec)
 {
         int i, total_nodes;
         hda_nid_t nid;
 
         total_nodes = snd_hda_get_sub_nodes(codec, AC_NODE_ROOT, &nid);
         for (i = 0; i < total_nodes; i++, nid++) {
-                if ((snd_hda_param_read(codec, nid, AC_PAR_FUNCTION_TYPE) & 0xff) ==
-                    AC_GRP_AUDIO_FUNCTION)
-                        return nid;
+                switch((snd_hda_param_read(codec, nid, AC_PAR_FUNCTION_TYPE) & 0xff)) {
+                case AC_GRP_AUDIO_FUNCTION:
+                        codec->afg = nid;
+                        break;
+                case AC_GRP_MODEM_FUNCTION:
+                        codec->mfg = nid;
+                        break;
+                default:
+                        break;
+                }
         }
-        return 0;
 }
 
 /*
@@ -507,10 +511,9 @@ int snd_hda_codec_new(struct hda_bus *bus, unsigned int codec_addr,
         codec->subsystem_id = snd_hda_param_read(codec, AC_NODE_ROOT, AC_PAR_SUBSYSTEM_ID);
         codec->revision_id = snd_hda_param_read(codec, AC_NODE_ROOT, AC_PAR_REV_ID);
 
-        /* FIXME: support for multiple AFGs? */
-        codec->afg = look_for_afg_node(codec);
-        if (! codec->afg) {
-                snd_printdd("hda_codec: no AFG node found\n");
+        setup_fg_nodes(codec);
+        if (! codec->afg && ! codec->mfg) {
+                snd_printdd("hda_codec: no AFG or MFG node found\n");
                 snd_hda_codec_free(codec);
                 return -ENODEV;
         }
@@ -1163,6 +1166,7 @@ int snd_hda_build_controls(struct hda_bus *bus)
 static unsigned int rate_bits[][3] = {
         /* rate in Hz, ALSA rate bitmask, HDA format value */
         { 8000, SNDRV_PCM_RATE_8000, 0x0500 }, /* 1/6 x 48 */
+        { 9600, SNDRV_PCM_RATE_KNOT, 0x0400 }, /* 1/5 x 48 */
         { 11025, SNDRV_PCM_RATE_11025, 0x4300 }, /* 1/4 x 44 */
         { 16000, SNDRV_PCM_RATE_16000, 0x0200 }, /* 1/3 x 48 */
         { 22050, SNDRV_PCM_RATE_22050, 0x4100 }, /* 1/2 x 44 */