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ASoC: Intel: add support for pause and resume in sst 

This adds missing pcm pause and resume ops in the driver

Signed-off-by: Vinod Koul <vinod.koul@intel.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
hifive-unleashed-5.1
Vinod Koul 2015-02-12 09:59:56 +05:30 committed by Mark Brown
parent 7b9ca9d7e5
commit e0b87d476b
1 changed files with 31 additions and 0 deletions
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31
sound/soc/intel/sst/sst_drv_interface.c
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@ -572,6 +572,35 @@ static int sst_stream_drop(struct device *dev, int str_id)
return sst_drop_stream(ctx, str_id);
}
static int sst_stream_pause(struct device *dev, int str_id)
{
struct stream_info *str_info;
struct intel_sst_drv *ctx = dev_get_drvdata(dev);
if (ctx->sst_state != SST_FW_RUNNING)
return 0;
str_info = get_stream_info(ctx, str_id);
if (!str_info)
return -EINVAL;
return sst_pause_stream(ctx, str_id);
}
static int sst_stream_resume(struct device *dev, int str_id)
{
struct stream_info *str_info;
struct intel_sst_drv *ctx = dev_get_drvdata(dev);
if (ctx->sst_state != SST_FW_RUNNING)
return 0;
str_info = get_stream_info(ctx, str_id);
if (!str_info)
return -EINVAL;
return sst_resume_stream(ctx, str_id);
}
static int sst_stream_init(struct device *dev, struct pcm_stream_info *str_info)
{
int str_id = 0;
@ -633,6 +662,8 @@ static struct sst_ops pcm_ops = {
.stream_init = sst_stream_init,
.stream_start = sst_stream_start,
.stream_drop = sst_stream_drop,
.stream_pause = sst_stream_pause,
.stream_pause_release = sst_stream_resume,
.stream_read_tstamp = sst_read_timestamp,
.send_byte_stream = sst_send_byte_stream,
.close = sst_close_pcm_stream,