[PATCH] ASoC: add SND_SOC_BYTES_EXT

[PATCH] ASoC: add SND_SOC_BYTES_EXT

[Vinod Koul]

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>
---
 include/sound/soc.h  |   13 +++++++++++++
 sound/soc/soc-core.c |   13 +++++++++++++
 2 files changed, 26 insertions(+), 0 deletions(-)

diff --git a/include/sound/soc.h b/include/sound/soc.h
index 0b83168..63202cf 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), \
@@ -540,6 +547,8 @@ 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,
@@ -1090,6 +1099,10 @@ 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 051c006..48e4bba 100644
--- a/sound/soc/soc-core.c
+++ b/sound/soc/soc-core.c
@@ -3297,6 +3297,19 @@ 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 snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
+	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
-- 
1.7.0.4

Re: [PATCH] ASoC: add SND_SOC_BYTES_EXT

[Mark Brown]

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On Fri, May 02, 2014 at 10:58:11AM +0530, Vinod Koul wrote:
> we need _EXT version for SND_SOC_BYTES so that DSPs can use this to pass data
> for DSP modules

Applied, thanks.

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