At Tue, 15 Jun 2010 17:02:53 +0100, Mark Brown wrote:
On Tue, Jun 15, 2010 at 05:55:45PM +0200, Manuel Lauss wrote:
Add callbacks to struct snd_ac97 to set and retrieve ac97 codec GPIO status.
Signed-off-by: Manuel Lauss manuel.lauss@googlemail.com
CCing in Takashi since this is generic AC'97 stuff.
Thanks.
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);
Can this be handled simply in read/write callbacks in the controller side? In callbacks, you can check whether reg == AC97_GPIO_STATUS and handle differently for such an access.
thanks,
Takashi -- To unsubscribe from this list: send the line "unsubscribe alsa-devel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html