diff options
| author | Vinod Koul <vinod.koul@intel.com> | 2014-05-02 10:58:11 +0530 |
|---|---|---|
| committer | Mark Brown <broonie@linaro.org> | 2014-05-02 13:44:24 -0700 |
| commit | d98812082c87732b45c71d63afc6a9ba3cca3f03 (patch) | |
| tree | cd2c24fb6c54c1814c3b98e25b6c7b9c83887bbb | |
| parent | 3dcba280f739772a4156fbcdae39229d6bb5e02b (diff) | |
ASoC: add SND_SOC_BYTES_EXT
we need _EXT version for SND_SOC_BYTES so that DSPs can use this to pass data
for DSP modules
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
Signed-off-by: Mark Brown <broonie@linaro.org>
| -rw-r--r-- | include/sound/soc.h | 13 | ||||
| -rw-r--r-- | sound/soc/soc-core.c | 12 |
2 files changed, 25 insertions, 0 deletions
diff --git a/include/sound/soc.h b/include/sound/soc.h index 192ddc40ae0a..3da5f2328ff3 100644 --- a/include/sound/soc.h +++ b/include/sound/soc.h @@ -266,6 +266,13 @@ {.base = xbase, .num_regs = xregs, \ .mask = xmask }) } +#define SND_SOC_BYTES_EXT(xname, xcount, xhandler_get, xhandler_put) \ +{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \ + .info = snd_soc_bytes_info_ext, \ + .get = xhandler_get, .put = xhandler_put, \ + .private_value = (unsigned long)&(struct soc_bytes_ext) \ + {.max = xcount} } + #define SOC_SINGLE_XR_SX(xname, xregbase, xregcount, xnbits, \ xmin, xmax, xinvert) \ { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), \ @@ -534,6 +541,8 @@ int snd_soc_bytes_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol); int snd_soc_bytes_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol); +int snd_soc_bytes_info_ext(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_info *ucontrol); int snd_soc_info_xr_sx(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo); int snd_soc_get_xr_sx(struct snd_kcontrol *kcontrol, @@ -1080,6 +1089,10 @@ struct soc_bytes { u32 mask; }; +struct soc_bytes_ext { + int max; +}; + /* multi register control */ struct soc_mreg_control { long min, max; diff --git a/sound/soc/soc-core.c b/sound/soc/soc-core.c index 799cbe81fe39..7fa3b4a04bd3 100644 --- a/sound/soc/soc-core.c +++ b/sound/soc/soc-core.c @@ -3107,6 +3107,18 @@ out: } EXPORT_SYMBOL_GPL(snd_soc_bytes_put); +int snd_soc_bytes_info_ext(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_info *ucontrol) +{ + struct soc_bytes_ext *params = (void *)kcontrol->private_value; + + ucontrol->type = SNDRV_CTL_ELEM_TYPE_BYTES; + ucontrol->count = params->max; + + return 0; +} +EXPORT_SYMBOL_GPL(snd_soc_bytes_info_ext); + /** * snd_soc_info_xr_sx - signed multi register info callback * @kcontrol: mreg control |