Intel: ASoC: Add condition check before set param to waves

Check waves state before set parameter through ipc to prevent unexpected
operation. Also remove redundant check.

Signed-off-by: Lu, Han <han.lu@intel.com>
Signed-off-by: Mark Brown <broonie@kernel.org>

1 files changed, 5 insertions, 0 deletions

diff --git a/sound/soc/intel/sst-haswell-ipc.c b/sound/soc/intel/sst-haswell-ipc.c
index 43fb5f339168..20b629a011de 100644
--- a/sound/soc/intel/sst-haswell-ipc.c
+++ b/sound/soc/intel/sst-haswell-ipc.c
@@ -2055,6 +2055,11 @@ int sst_hsw_launch_param_buf(struct sst_hsw *hsw)
 {
         int ret, idx;
 
+        if (!sst_hsw_is_module_active(hsw, SST_HSW_MODULE_WAVES)) {
+                dev_dbg(hsw->dev, "module waves is not active\n");
+                return 0;
+        }
+
         /* put all param lines to DSP through ipc */
         for (idx = 0; idx < hsw->param_idx_w; idx++) {
                 ret = sst_hsw_module_set_param(hsw,