*** /tmp/kernel-source-2.4.18/drivers/sound/ac97_codec.c	Mon Nov 12 19:02:54 2001
--- linux/drivers/sound/ac97_codec.c	Wed Apr 10 23:43:49 2002
***************
*** 65,70 ****
--- 65,71 ----
  static int sigmatel_9708_init(struct ac97_codec *codec);
  static int sigmatel_9721_init(struct ac97_codec *codec);
  static int sigmatel_9744_init(struct ac97_codec *codec);
+ static int ad1886_init(struct ac97_codec *codec);
  static int eapd_control(struct ac97_codec *codec, int);
  static int crystal_digital_control(struct ac97_codec *codec, int mode);
  
***************
*** 93,98 ****
--- 94,100 ----
  static struct ac97_ops sigmatel_9708_ops = { sigmatel_9708_init, NULL, NULL };
  static struct ac97_ops sigmatel_9721_ops = { sigmatel_9721_init, NULL, NULL };
  static struct ac97_ops sigmatel_9744_ops = { sigmatel_9744_init, NULL, NULL };
+ static struct ac97_ops ad1886_ops = { ad1886_init, eapd_control, NULL };
  static struct ac97_ops crystal_digital_ops = { NULL, eapd_control, crystal_digital_control };
  
  /* sorted by vendor/device id */
***************
*** 106,111 ****
--- 108,114 ----
  	{0x41445348, "Analog Devices AD1881A",	&null_ops},
  	{0x41445360, "Analog Devices AD1885",	&default_ops},
  	{0x41445460, "Analog Devices AD1885",	&default_ops},
+ 	{0x41445361, "Analog Devices AD1886",	&ad1886_ops},
  	{0x414B4D00, "Asahi Kasei AK4540",	&null_ops},
  	{0x414B4D01, "Asahi Kasei AK4542",	&null_ops},
  	{0x414B4D02, "Asahi Kasei AK4543",	&null_ops},
***************
*** 887,892 ****
--- 890,911 ----
  		codec->codec_write(codec, AC97_POWER_CONTROL,
  			codec->codec_read(codec, AC97_POWER_CONTROL)&~0x8000);
  	return 0;
+ }
+ 
+ /* 
+  * Presario700 workaround 
+  * for Jack Sense/SPDIF Register misetting causing
+  * no audible output
+  * by Santiago Nullo 04/05/2002
+  */
+ 
+ #define AC97_AD1886_JACK_SENSE 0x72
+ 
+ static int ad1886_init(struct ac97_codec * codec)
+ {
+         /* from AD1886 Specs */
+         codec->codec_write(codec, AC97_AD1886_JACK_SENSE, 0x0010);
+         return 0;
  }
  
  /*