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asoc: routing: Add controls to set custom matrix channel mapping

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Add controls to set custom matrix output channel mapping to override
default channel mapping.

Change-Id: If50c839c7828528cdb2b1ab18a36204c9406b3e9
Signed-off-by: Chaithanya Krishna Bacharaju <chaithan@codeaurora.org>
This commit is contained in:
Chaithanya Krishna Bacharaju 2019-05-08 13:02:08 +05:30 • committed by Gerrit - the friendly Code Review server
commit e48fb2b1d9
1 changed files with 122 additions and 0 deletions
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122
asoc/msm-pcm-routing-v2.c
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@ -3666,6 +3666,67 @@ static int msm_pcm_channel_weight_get(struct snd_kcontrol *kcontrol,
return 0;
}
static int msm_pcm_channel_output_map_info(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_info *uinfo)
{
uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
uinfo->count = PCM_FORMAT_MAX_NUM_CHANNEL_V8;
/* Valid channel map value ranges from 1 to 64 */
uinfo->value.integer.min = 0;
uinfo->value.integer.max = 64;
return 0;
}
static int msm_pcm_channel_output_map_put(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
u16 fe_id = 0;
int i, ch_map;
fe_id = ((struct soc_multi_mixer_control *)
kcontrol->private_value)->shift;
if (fe_id >= MSM_FRONTEND_DAI_MM_SIZE) {
pr_err("%s: invalid FE %d\n", __func__, fe_id);
return -EINVAL;
}
for (i = 0; i < PCM_FORMAT_MAX_NUM_CHANNEL_V8; ++i) {
ch_map = ucontrol->value.integer.value[i];
channel_mixer[fe_id].out_ch_map[i] = ch_map;
pr_debug("%s: FE_ID %d, channel %d channel map %d\n",
__func__, fe_id, i, channel_mixer[fe_id].out_ch_map[i]);
}
/* Make override_out_ch_map false if ch map is reset */
if (channel_mixer[fe_id].out_ch_map[0] == 0)
channel_mixer[fe_id].override_out_ch_map = false;
else
channel_mixer[fe_id].override_out_ch_map = true;
return 0;
}
static int msm_pcm_channel_output_map_get(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
u16 fe_id = 0;
int i;
fe_id = ((struct soc_multi_mixer_control *)
kcontrol->private_value)->shift;
if (fe_id >= MSM_FRONTEND_DAI_MM_SIZE) {
pr_err("%s: invalid FE %d\n", __func__, fe_id);
return -EINVAL;
}
for (i = 0; i < PCM_FORMAT_MAX_NUM_CHANNEL_V8; ++i)
ucontrol->value.integer.value[i] =
channel_mixer[fe_id].out_ch_map[i];
return 0;
}
static const struct snd_kcontrol_new channel_mixer_controls[] = {
SOC_SINGLE_EXT("MultiMedia1 Channel Rule", SND_SOC_NOPM,
MSM_FRONTEND_DAI_MULTIMEDIA1, 8, 0,
@ -3974,7 +4035,68 @@ static const struct snd_kcontrol_new channel_mixer_controls[] = {
.put = msm_pcm_channel_input_be_put,
.private_value = (unsigned long)&(mm1_ch8_enum)
},
{
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
.access = SNDRV_CTL_ELEM_ACCESS_READWRITE,
.name = "MultiMedia1 Output Channel Map",
.info = msm_pcm_channel_output_map_info,
.get = msm_pcm_channel_output_map_get,
.put = msm_pcm_channel_output_map_put,
.private_value = (unsigned long)&(struct soc_multi_mixer_control)
{ .shift = MSM_FRONTEND_DAI_MULTIMEDIA1,}
},
{
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
.access = SNDRV_CTL_ELEM_ACCESS_READWRITE,
.name = "MultiMedia2 Output Channel Map",
.info = msm_pcm_channel_output_map_info,
.get = msm_pcm_channel_output_map_get,
.put = msm_pcm_channel_output_map_put,
.private_value = (unsigned long)&(struct soc_multi_mixer_control)
{ .shift = MSM_FRONTEND_DAI_MULTIMEDIA2,}
},
{
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
.access = SNDRV_CTL_ELEM_ACCESS_READWRITE,
.name = "MultiMedia3 Output Channel Map",
.info = msm_pcm_channel_output_map_info,
.get = msm_pcm_channel_output_map_get,
.put = msm_pcm_channel_output_map_put,
.private_value = (unsigned long)&(struct soc_multi_mixer_control)
{ .shift = MSM_FRONTEND_DAI_MULTIMEDIA3,}
},
{
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
.access = SNDRV_CTL_ELEM_ACCESS_READWRITE,
.name = "MultiMedia4 Output Channel Map",
.info = msm_pcm_channel_output_map_info,
.get = msm_pcm_channel_output_map_get,
.put = msm_pcm_channel_output_map_put,
.private_value = (unsigned long)&(struct soc_multi_mixer_control)
{ .shift = MSM_FRONTEND_DAI_MULTIMEDIA4,}
},
{
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
.access = SNDRV_CTL_ELEM_ACCESS_READWRITE,
.name = "MultiMedia5 Output Channel Map",
.info = msm_pcm_channel_output_map_info,
.get = msm_pcm_channel_output_map_get,
.put = msm_pcm_channel_output_map_put,
.private_value = (unsigned long)&(struct soc_multi_mixer_control)
{ .shift = MSM_FRONTEND_DAI_MULTIMEDIA5,}
},
{
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
.access = SNDRV_CTL_ELEM_ACCESS_READWRITE,
.name = "MultiMedia6 Output Channel Map",
.info = msm_pcm_channel_output_map_info,
.get = msm_pcm_channel_output_map_get,
.put = msm_pcm_channel_output_map_put,
.private_value = (unsigned long)&(struct soc_multi_mixer_control)
{ .shift = MSM_FRONTEND_DAI_MULTIMEDIA6,}
},
};
static int msm_ec_ref_ch_get(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{