From: Rongrong Cao rrcao@xxxxxxxxxxxxx
This patch is based on linux-2.6.30.1
In SOC DAPM layer of SOUND subsystem, when add signal route (in the function snd_soc_dapm_add_route() ),
the original code has wrong logic when dapm layer check each widget whether an external one.
---------------------------------------------------------------------------------------------------------
--- linux-2.6.30.1/sound/soc/soc-dapm.c.orig 2009-07-06 19:48:43.000000000 +0800
+++ linux-2.6.30.1/sound/soc/soc-dapm.c 2009-07-06 19:03:15.000000000 +0800
@@ -983,8 +983,8 @@ static int snd_soc_dapm_add_route(struct
if (wsink->id == snd_soc_dapm_input) {
if (wsource->id == snd_soc_dapm_micbias ||
wsource->id == snd_soc_dapm_mic ||
- wsink->id == snd_soc_dapm_line ||
- wsink->id == snd_soc_dapm_output)
+ wsource->id == snd_soc_dapm_line ||
+ wsource->id == snd_soc_dapm_output)
wsink->ext = 1;
}
if (wsource->id == snd_soc_dapm_output) {
---------------------------------------------------------------------------------------------------------
Signed-off-by: Rongrong Cao rrcao@xxxxxxxxxxxxx
********************
Best regards!
Allen (Rongrong) Cao
Ambarella Shanghai Ltd.
Tel: (86-21) 50942311
Fax: (86-21) 50942321
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