This patch adds the support to implement drain_notify in Intels mfld driver
Signed-off-by: Vinod Koul vinod.koul@intel.com Acked-by: Liam Girdwood liam.r.girdwood@linux.intel.com --- sound/soc/intel/sst-mfld-platform-compress.c | 11 +++++++++++ sound/soc/intel/sst-mfld-platform.h | 2 ++ 2 files changed, 13 insertions(+), 0 deletions(-)
diff --git a/sound/soc/intel/sst-mfld-platform-compress.c b/sound/soc/intel/sst-mfld-platform-compress.c index 16d79fb..5c3e234 100644 --- a/sound/soc/intel/sst-mfld-platform-compress.c +++ b/sound/soc/intel/sst-mfld-platform-compress.c @@ -38,6 +38,15 @@ static void sst_compr_fragment_elapsed(void *arg) snd_compr_fragment_elapsed(cstream); }
+static void sst_drain_notify(void *arg) +{ + struct snd_compr_stream *cstream = (struct snd_compr_stream *)arg; + + pr_debug("drain notify by driver\n"); + if (cstream) + snd_compr_drain_notify(cstream); +} + static int sst_platform_compr_open(struct snd_compr_stream *cstream) {
@@ -143,6 +152,8 @@ static int sst_platform_compr_set_params(struct snd_compr_stream *cstream,
cb.param = cstream; cb.compr_cb = sst_compr_fragment_elapsed; + cb.drain_cb_param = cstream; + cb.drain_notify = sst_drain_notify;
retval = stream->compr_ops->open(&str_params, &cb); if (retval < 0) { diff --git a/sound/soc/intel/sst-mfld-platform.h b/sound/soc/intel/sst-mfld-platform.h index 3ea4fee..6c5e7dc 100644 --- a/sound/soc/intel/sst-mfld-platform.h +++ b/sound/soc/intel/sst-mfld-platform.h @@ -104,6 +104,8 @@ struct sst_stream_params { struct sst_compress_cb { void *param; void (*compr_cb)(void *param); + void *drain_cb_param; + void (*drain_notify)(void *param); };
struct compress_sst_ops {