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Diffstat (limited to 'sound/soc/intel/atom/sst/sst.c')
-rw-r--r--sound/soc/intel/atom/sst/sst.c24
1 files changed, 23 insertions, 1 deletions
diff --git a/sound/soc/intel/atom/sst/sst.c b/sound/soc/intel/atom/sst/sst.c
index 8afdff457579..0962bc9adc62 100644
--- a/sound/soc/intel/atom/sst/sst.c
+++ b/sound/soc/intel/atom/sst/sst.c
@@ -449,6 +449,13 @@ static int intel_sst_suspend(struct device *dev)
dev_err(dev, "stream %d is running, can't suspend, abort\n", i);
return -EBUSY;
}
+
+ if (ctx->pdata->streams_lost_on_suspend) {
+ stream->resume_status = stream->status;
+ stream->resume_prev = stream->prev;
+ if (stream->status != STREAM_UN_INIT)
+ sst_free_stream(ctx, i);
+ }
}
synchronize_irq(ctx->irq_num);
flush_workqueue(ctx->post_msg_wq);
@@ -509,8 +516,8 @@ static int intel_sst_resume(struct device *dev)
{
struct intel_sst_drv *ctx = dev_get_drvdata(dev);
struct sst_fw_save *fw_save = ctx->fw_save;
- int ret = 0;
struct sst_block *block;
+ int i, ret = 0;
if (!fw_save)
return 0;
@@ -550,6 +557,21 @@ static int intel_sst_resume(struct device *dev)
sst_set_fw_state_locked(ctx, SST_FW_RUNNING);
}
+ if (ctx->pdata->streams_lost_on_suspend) {
+ for (i = 1; i <= ctx->info.max_streams; i++) {
+ struct stream_info *stream = &ctx->streams[i];
+
+ if (stream->resume_status != STREAM_UN_INIT) {
+ dev_dbg(ctx->dev, "Re-allocing stream %d status %d prev %d\n",
+ i, stream->resume_status,
+ stream->resume_prev);
+ sst_realloc_stream(ctx, i);
+ stream->status = stream->resume_status;
+ stream->prev = stream->resume_prev;
+ }
+ }
+ }
+
sst_free_block(ctx, block);
return ret;
}