[alsa-devel] [PATCH 03/10] ASoC: Intel: bxtn: Disable interrupt when DSP is in D3

jeeja.kp at intel.com jeeja.kp at intel.com
Tue Mar 7 19:13:59 CET 2017


From: Jeeja KP <jeeja.kp at intel.com>

When DSP is in D3, no interrupts are expected, so disable
interrupt while entering D3.

Signed-off-by: Jeeja KP <jeeja.kp at intel.com>
---
 sound/soc/intel/skylake/bxt-sst.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/sound/soc/intel/skylake/bxt-sst.c b/sound/soc/intel/skylake/bxt-sst.c
index 15a063a..d9cd67d 100644
--- a/sound/soc/intel/skylake/bxt-sst.c
+++ b/sound/soc/intel/skylake/bxt-sst.c
@@ -519,6 +519,11 @@ static int bxt_set_dsp_D3(struct sst_dsp *ctx, unsigned int core_id)
 		"Failed to set DSP to D3:core id = %d;Continue reset\n",
 		core_id);
 
+	if (core_id == SKL_DSP_CORE0_ID) {
+		/* disable Interrupt */
+		skl_ipc_op_int_disable(ctx);
+		skl_ipc_int_disable(ctx);
+	}
 	ret = skl_dsp_disable_core(ctx, core_mask);
 	if (ret < 0) {
 		dev_err(ctx->dev, "Failed to disable core %d\n", ret);
-- 
2.5.0



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