ASoC: Intel: reset the DSP while suspending

The manual recommends that we reset the DSP when we suspend so add that in
runtime suspend handler

Signed-off-by: Vinod Koul <vinod.koul@intel.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
diff --git a/sound/soc/intel/sst/sst.c b/sound/soc/intel/sst/sst.c
index 97234ec..11c5786 100644
--- a/sound/soc/intel/sst/sst.c
+++ b/sound/soc/intel/sst/sst.c
@@ -416,6 +416,7 @@
 	synchronize_irq(ctx->irq_num);
 	flush_workqueue(ctx->post_msg_wq);
 
+	ctx->ops->reset(ctx);
 	/* save the shim registers because PMC doesn't save state */
 	sst_save_shim64(ctx, ctx->shim, ctx->shim_regs64);