1 files changed, 44 insertions, 0 deletions

diff --git a/meta/packages/linux/linux-rp-2.6.17/wm9712-reset-loop-r2.patch b/meta/packages/linux/linux-rp-2.6.17/wm9712-reset-loop-r2.patch
new file mode 100644
index 0000000000..96919b6b02
--- /dev/null
+++ b/meta/packages/linux/linux-rp-2.6.17/wm9712-reset-loop-r2.patch
@@ -0,0 +1,44 @@
+ sound/soc/codecs/wm9712.c |   28 ++++++++++++++++++----------
+ 1 file changed, 18 insertions(+), 10 deletions(-)
+
+Index: linux-2.6.18/sound/soc/codecs/wm9712.c
+===================================================================
+--- linux-2.6.18.orig/sound/soc/codecs/wm9712.c 2006-12-05 23:25:33.000000000 +0000
++++ linux-2.6.18/sound/soc/codecs/wm9712.c      2006-12-05 23:27:20.000000000 +0000
+@@ -618,18 +618,26 @@ static int wm9712_dapm_event(struct snd_
+ 
+ static int wm9712_reset(struct snd_soc_codec *codec, int try_warm)
+ {
+-       if (try_warm && soc_ac97_ops.warm_reset) {
+-               soc_ac97_ops.warm_reset(codec->ac97);
+-               if (!(ac97_read(codec, 0) & 0x8000))
+-                       return 1;
+-       }
++       int retry = 3;
++ 
++       while (retry--)
++       {
++               if(try_warm && soc_ac97_ops.warm_reset) {
++                       soc_ac97_ops.warm_reset(codec->ac97);
++                       if(ac97_read(codec, 0) & 0x8000)
++                               continue;
++                       else
++                               return 1;
++               }
+ 
+-       soc_ac97_ops.reset(codec->ac97);
+-       if (ac97_read(codec, 0) & 0x8000)
+-               goto err;
+-       return 0;
++               soc_ac97_ops.reset(codec->ac97);
++               if(ac97_read(codec, 0) & 0x8000)
++                       continue;
++               else
++                       return 0;
++
++       }
+ 
+-err:
+        printk(KERN_ERR "WM9712 AC97 reset failed\n");
+        return -EIO;
+ }