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tone: add get command handler to return tone state 

This patch adds the get() handler to respond to requests for the current
tone state.

Signed-off-by: Ranjani Sridharan <ranjani.sridharan@linux.intel.com>
This commit is contained in:
Ranjani Sridharan 2018-06-08 23:15:40 -07:00
parent 05328405ac
commit 84dab8990f
1 changed files with 23 additions and 0 deletions
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23
src/audio/tone.c
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@ -462,6 +462,25 @@ static int tone_params(struct comp_dev *dev)
return 0;
}
static int tone_cmd_get_value(struct comp_dev *dev,
struct sof_ipc_ctrl_data *cdata)
{
struct comp_data *cd = comp_get_drvdata(dev);
int j;
trace_tone("mgt");
if (cdata->cmd == SOF_CTRL_CMD_SWITCH) {
for (j = 0; j < cdata->num_elems; j++) {
cdata->chanv[j].channel = j;
cdata->chanv[j].value = !cd->sg[j].mute;
trace_value(j);
trace_value(cd->sg[j].mute);
}
}
return 0;
}
static int tone_cmd_set_value(struct comp_dev *dev, struct sof_ipc_ctrl_data *cdata)
{
struct comp_data *cd = comp_get_drvdata(dev);
@ -480,6 +499,7 @@ static int tone_cmd_set_value(struct comp_dev *dev, struct sof_ipc_ctrl_data *cd
trace_tone_error("che");
return -EINVAL;
}
if (val)
tonegen_unmute(&cd->sg[ch]);
else
@ -583,6 +603,9 @@ static int tone_cmd(struct comp_dev *dev, int cmd, void *data)
case COMP_CMD_SET_VALUE:
ret = tone_cmd_set_value(dev, cdata);
break;
case COMP_CMD_GET_VALUE:
ret = tone_cmd_get_value(dev, cdata);
break;
}
return ret;