The get/put callbacks need the kcontrol pointer to get context information like snd_soc_codec and drvdata.
Signed-off-by: Ben Zhang benzh@chromium.org --- include/sound/soc.h | 6 ++++-- sound/soc/soc-ops.c | 4 ++-- 2 files changed, 6 insertions(+), 4 deletions(-)
diff --git a/include/sound/soc.h b/include/sound/soc.h index fcb312b..404265d 100644 --- a/include/sound/soc.h +++ b/include/sound/soc.h @@ -1169,8 +1169,10 @@ struct soc_bytes { struct soc_bytes_ext { int max; /* used for TLV byte control */ - int (*get)(unsigned int __user *bytes, unsigned int size); - int (*put)(const unsigned int __user *bytes, unsigned int size); + int (*get)(struct snd_kcontrol *kcontrol, + unsigned int __user *bytes, unsigned int size); + int (*put)(struct snd_kcontrol *kcontrol, + const unsigned int __user *bytes, unsigned int size); };
/* multi register control */ diff --git a/sound/soc/soc-ops.c b/sound/soc/soc-ops.c index 100d92b..7f53da9 100644 --- a/sound/soc/soc-ops.c +++ b/sound/soc/soc-ops.c @@ -751,11 +751,11 @@ int snd_soc_bytes_tlv_callback(struct snd_kcontrol *kcontrol, int op_flag, switch (op_flag) { case SNDRV_CTL_TLV_OP_READ: if (params->get) - ret = params->get(tlv, count); + ret = params->get(kcontrol, tlv, count); break; case SNDRV_CTL_TLV_OP_WRITE: if (params->put) - ret = params->put(tlv, count); + ret = params->put(kcontrol, tlv, count); break; } return ret;