From: Vinod Koul <vinod.koul@intel.com>
Date: Thu, 12 Feb 2015 04:30:00 +0000 (+0530)
Subject: ASoC: Intel: reset the DSP while suspending
X-Git-Tag: firefly_0821_release~176^2~1862^2~14^2~17^2~3
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=de251d773bb214fa5e7666a0da1225528e07da5e;p=firefly-linux-kernel-4.4.55.git

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 97234ec4e416..11c578651c1c 100644
--- a/sound/soc/intel/sst/sst.c
+++ b/sound/soc/intel/sst/sst.c
@@ -416,6 +416,7 @@ static int intel_sst_runtime_suspend(struct device *dev)
 	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);