diff -rud linux-2.6.20-old/sound/pci/hda/Makefile linux-2.6.20/sound/pci/hda/Makefile
--- linux-2.6.20-old/sound/pci/hda/Makefile	2007-07-12 02:21:58.000000000 -0300
+++ linux-2.6.20/sound/pci/hda/Makefile	2007-07-12 02:28:46.000000000 -0300
@@ -1,8 +1,5 @@
 snd-hda-intel-objs := hda_intel.o
-# since snd-hda-intel is the only driver using hda-codec,
-# merge it into a single module although it was originally
-# designed to be individual modules
-snd-hda-intel-objs += hda_codec.o \
+snd-hda-codec-objs := hda_codec.o \
 	hda_generic.o \
 	patch_realtek.o \
 	patch_cmedia.o \
@@ -13,7 +10,7 @@
 	patch_conexant.o \
 	patch_via.o
 ifdef CONFIG_PROC_FS
-snd-hda-intel-objs += hda_proc.o
+snd-hda-codec-objs += hda_proc.o
 endif
 
-obj-$(CONFIG_SND_HDA_INTEL) += snd-hda-intel.o
+obj-$(CONFIG_SND_HDA_INTEL) += snd-hda-intel.o snd-hda-codec.o
diff -rud linux-2.6.20-old/sound/pci/hda/hda_codec.c linux-2.6.20/sound/pci/hda/hda_codec.c
--- linux-2.6.20-old/sound/pci/hda/hda_codec.c	2007-07-12 02:21:58.000000000 -0300
+++ linux-2.6.20/sound/pci/hda/hda_codec.c	2007-07-12 02:32:32.000000000 -0300
@@ -24,6 +24,7 @@
 #include <linux/delay.h>
 #include <linux/slab.h>
 #include <linux/pci.h>
+#include <linux/moduleparam.h>
 #include <linux/mutex.h>
 #include <sound/core.h>
 #include "hda_codec.h"
@@ -33,6 +34,11 @@
 #include "hda_local.h"
 
 
+MODULE_AUTHOR("Takashi Iwai <tiwai@suse.de>");
+MODULE_DESCRIPTION("Universal interface for High Definition Audio Codec");
+MODULE_LICENSE("GPL");
+
+
 /*
  * vendor / preset table
  */
@@ -85,6 +91,8 @@
 	return res;
 }
 
+EXPORT_SYMBOL(snd_hda_codec_read);
+
 /**
  * snd_hda_codec_write - send a single command without waiting for response
  * @codec: the HDA codec
@@ -107,6 +115,8 @@
 	return err;
 }
 
+EXPORT_SYMBOL(snd_hda_codec_write);
+
 /**
  * snd_hda_sequence_write - sequence writes
  * @codec: the HDA codec
@@ -121,6 +131,8 @@
 		snd_hda_codec_write(codec, seq->nid, 0, seq->verb, seq->param);
 }
 
+EXPORT_SYMBOL(snd_hda_sequence_write);
+
 /**
  * snd_hda_get_sub_nodes - get the range of sub nodes
  * @codec: the HDA codec
@@ -140,6 +152,8 @@
 	return (int)(parm & 0x7fff);
 }
 
+EXPORT_SYMBOL(snd_hda_get_sub_nodes);
+
 /**
  * snd_hda_get_connections - get connection list
  * @codec: the HDA codec
@@ -261,6 +275,8 @@
 	return 0;
 }
 
+EXPORT_SYMBOL(snd_hda_queue_unsol_event);
+
 /*
  * process queueud unsolicited events
  */
@@ -387,6 +403,8 @@
 	return 0;
 }
 
+EXPORT_SYMBOL(snd_hda_bus_new);
+
 /*
  * find a matching codec preset
  */
@@ -603,6 +621,8 @@
 	return 0;
 }
 
+EXPORT_SYMBOL(snd_hda_codec_new);
+
 /**
  * snd_hda_codec_setup_stream - set up the codec for streaming
  * @codec: the CODEC to set up
@@ -627,6 +647,8 @@
 	snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_STREAM_FORMAT, format);
 }
 
+EXPORT_SYMBOL(snd_hda_codec_setup_stream);
+
 /*
  * amp access functions
  */
@@ -1401,6 +1423,8 @@
 	return 0;
 }
 
+EXPORT_SYMBOL(snd_hda_build_controls);
+
 /*
  * stream formats
  */
@@ -1486,6 +1510,8 @@
 	return val;
 }
 
+EXPORT_SYMBOL(snd_hda_calc_stream_format);
+
 /**
  * snd_hda_query_supported_pcm - query the supported PCM rates and formats
  * @codec: the HDA codec
@@ -1771,6 +1797,8 @@
 	return 0;
 }
 
+EXPORT_SYMBOL(snd_hda_build_pcms);
+
 /**
  * snd_hda_check_board_config - compare the current codec with the config table
  * @codec: the HDA codec
@@ -2377,6 +2405,8 @@
 	return 0;
 }
 
+EXPORT_SYMBOL(snd_hda_suspend);
+
 /**
  * snd_hda_resume - resume the codecs
  * @bus: the HDA bus
@@ -2398,6 +2428,8 @@
 	return 0;
 }
 
+EXPORT_SYMBOL(snd_hda_resume);
+
 /**
  * snd_hda_resume_ctls - resume controls in the new control list
  * @codec: the HDA codec
@@ -2456,3 +2488,19 @@
 	return snd_hda_resume_ctls(codec, dig_in_ctls);
 }
 #endif
+
+/*
+ *  INIT part
+ */
+
+static int __init alsa_hda_init(void)
+{
+	return 0;
+}
+
+static void __exit alsa_hda_exit(void)
+{
+}
+
+module_init(alsa_hda_init)
+module_exit(alsa_hda_exit)