[alsa-devel] [PATCH RFC 1/3] sound: ac97: Add GPIO manipulation hooks

Manuel Lauss manuel.lauss at googlemail.com
Tue Jun 15 17:55:45 CEST 2010

Add callbacks to struct snd_ac97 to set and retrieve ac97 codec
GPIO status.

Signed-off-by: Manuel Lauss <manuel.lauss at googlemail.com>
 include/sound/ac97_codec.h |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)

diff --git a/include/sound/ac97_codec.h b/include/sound/ac97_codec.h
index 4940045..db3aee1 100644
--- a/include/sound/ac97_codec.h
+++ b/include/sound/ac97_codec.h
@@ -437,6 +437,8 @@ struct snd_ac97_bus_ops {
 	unsigned short (*read) (struct snd_ac97 *ac97, unsigned short reg);
 	void (*wait) (struct snd_ac97 *ac97);
 	void (*init) (struct snd_ac97 *ac97);
+	void (*setgpio) (struct snd_ac97 *ac97, unsigned short gpio);
+	unsigned short (*getgpio) (struct snd_ac97 *ac97);
 struct snd_ac97_bus {

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