intel_sst: make sure the sst_drop_stream() get called when needed

When "aplay test.wav", if we "ctrl+z" to suspend it, the last piece of
sound will be played endlessly. So we need make sure the drop_stream
is called in such a case.

Signed-off-by: Feng Tang <feng.tang@intel.com>
Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

diff --git a/drivers/staging/intel_sst/intel_sst_drv_interface.c b/drivers/staging/intel_sst/intel_sst_drv_interface.c
index 1e8c056..bb64f2a 100644 (file)
--- a/drivers/staging/intel_sst/intel_sst_drv_interface.c
+++ b/drivers/staging/intel_sst/intel_sst_drv_interface.c
@@ -283,8 +283,8 @@ void sst_process_mad_ops(struct work_struct *work)
                retval = sst_resume_stream(mad_ops->stream_id);
                break;
        case SST_SND_DROP:
-/*             retval = sst_drop_stream(mad_ops->stream_id);
-*/             break;
+               retval = sst_drop_stream(mad_ops->stream_id);
+               break;
        case SST_SND_START:
                        pr_debug("SST Debug: start stream\n");
                retval = sst_start_stream(mad_ops->stream_id);