Unverified Commit aa66fd80 authored by Zhu Yingjiang's avatar Zhu Yingjiang Committed by Mark Brown
Browse files

ASoC: SOF: topology: add min/max step for volume_table 



add two units min_volume_step and max_volume_step to the snd_sof_control
struct, for the min and max step of the volume_table.

Signed-off-by: default avatarZhu Yingjiang <yingjiang.zhu@linux.intel.com>
Signed-off-by: default avatarPierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent 847a040d

sound/soc/sof/sof-priv.h

+2 −0
Original line number Diff line number Diff line
@@ -297,6 +297,8 @@ struct snd_sof_pcm { 
struct snd_sof_control {

	struct snd_sof_dev *sdev;

	int comp_id;

	int min_volume_step; /* min volume step for volume_table */

	int max_volume_step; /* max volume step for volume_table */

	int num_channels;

	u32 readback_offset; /* offset to mmaped data if used */

	struct sof_ipc_ctrl_data *control_data;

sound/soc/sof/topology.c

+2 −0
Original line number Diff line number Diff line
@@ -451,6 +451,8 @@ static int sof_control_load_volume(struct snd_soc_component *scomp, 
		return -ENOMEM;



	scontrol->comp_id = sdev->next_comp_id;

	scontrol->min_volume_step = le32_to_cpu(mc->min);

	scontrol->max_volume_step = le32_to_cpu(mc->max);

	scontrol->num_channels = le32_to_cpu(mc->num_channels);



	/* set cmd for mixer control */

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