1 files changed, 32 insertions, 7 deletions

diff --git a/sound/soc/intel/skylake/skl-messages.c b/sound/soc/intel/skylake/skl-messages.c
index 805b7f2173f3..e79cbcf6e462 100644
--- a/sound/soc/intel/skylake/skl-messages.c
+++ b/sound/soc/intel/skylake/skl-messages.c
@@ -294,6 +294,33 @@ int skl_free_dsp(struct skl *skl)
 	return 0;
 }
 
+/*
+ * In the case of "suspend_active" i.e, the Audio IP being active
+ * during system suspend, immediately excecute any pending D0i3 work
+ * before suspending. This is needed for the IP to work in low power
+ * mode during system suspend. In the case of normal suspend, cancel
+ * any pending D0i3 work.
+ */
+int skl_suspend_late_dsp(struct skl *skl)
+{
+	struct skl_sst *ctx = skl->skl_sst;
+	struct delayed_work *dwork;
+
+	if (!ctx)
+		return 0;
+
+	dwork = &ctx->d0i3.work;
+
+	if (dwork->work.func) {
+		if (skl->supend_active)
+			flush_delayed_work(dwork);
+		else
+			cancel_delayed_work_sync(dwork);
+	}
+
+	return 0;
+}
+
 int skl_suspend_dsp(struct skl *skl)
 {
 	struct skl_sst *ctx = skl->skl_sst;
@@ -500,16 +527,14 @@ static void skl_setup_cpr_gateway_cfg(struct skl_sst *ctx,
 int skl_dsp_set_dma_control(struct skl_sst *ctx, struct skl_module_cfg *mconfig)
 {
 	struct skl_dma_control *dma_ctrl;
-	struct skl_i2s_config_blob config_blob;
 	struct skl_ipc_large_config_msg msg = {0};
 	int err = 0;
 
 
 	/*
-	 * if blob size is same as capablity size, then no dma control
-	 * present so return
+	 * if blob size zero, then return
 	 */
-	if (mconfig->formats_config.caps_size == sizeof(config_blob))
+	if (mconfig->formats_config.caps_size == 0)
 		return 0;
 
 	msg.large_param_id = DMA_CONTROL_ID;
@@ -523,7 +548,7 @@ int skl_dsp_set_dma_control(struct skl_sst *ctx, struct skl_module_cfg *mconfig)
 	dma_ctrl->node_id = skl_get_node_id(ctx, mconfig);
 
 	/* size in dwords */
-	dma_ctrl->config_length = sizeof(config_blob) / 4;
+	dma_ctrl->config_length = mconfig->formats_config.caps_size / 4;
 
 	memcpy(dma_ctrl->config_data, mconfig->formats_config.caps,
 				mconfig->formats_config.caps_size);
@@ -531,7 +556,6 @@ int skl_dsp_set_dma_control(struct skl_sst *ctx, struct skl_module_cfg *mconfig)
 	err = skl_ipc_set_large_config(&ctx->ipc, &msg, (u32 *)dma_ctrl);
 
 	kfree(dma_ctrl);
-
 	return err;
 }
 
@@ -1042,7 +1066,8 @@ int skl_create_pipeline(struct skl_sst *ctx, struct skl_pipe *pipe)
 	dev_dbg(ctx->dev, "%s: pipe_id = %d\n", __func__, pipe->ppl_id);
 
 	ret = skl_ipc_create_pipeline(&ctx->ipc, pipe->memory_pages,
-				pipe->pipe_priority, pipe->ppl_id);
+				pipe->pipe_priority, pipe->ppl_id,
+				pipe->lp_mode);
 	if (ret < 0) {
 		dev_err(ctx->dev, "Failed to create pipeline\n");
 		return ret;