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[5/6] ASoC: Intel: avs: Disable DSP before loading basefw

Message ID 20230929112436.787058-6-amadeuszx.slawinski@linux.intel.com
State New
Headers show
Series ASoC: Intel: avs: QoL fixes | expand

Commit Message

Amadeusz Sławiński Sept. 29, 2023, 11:24 a.m. UTC 
From: Wu Zhou <wu.zhou@intel.com>

When audio controller is passed-through to the guest machine in
virtualized environment, the basefw load will fail the next time guest
OS reboots. Disable the DSP main core before loading the base firmware
to sanitize the environment.

Signed-off-by: Wu Zhou <wu.zhou@intel.com>
Signed-off-by: Libin Yang <libin.yang@intel.com>
Signed-off-by: Cezary Rojewski <cezary.rojewski@intel.com>
Signed-off-by: Amadeusz Sławiński <amadeuszx.slawinski@linux.intel.com>
---
 sound/soc/intel/avs/loader.c | 4 ++++
 1 file changed, 4 insertions(+)
diff mbox series

Patch

diff --git a/sound/soc/intel/avs/loader.c b/sound/soc/intel/avs/loader.c
index 56bb0a59249d..65dd8f140fc1 100644
--- a/sound/soc/intel/avs/loader.c
+++ b/sound/soc/intel/avs/loader.c
@@ -662,6 +662,10 @@  int avs_dsp_first_boot_firmware(struct avs_dev *adev)
 		}
 	}
 
+	ret = avs_dsp_core_disable(adev, AVS_MAIN_CORE_MASK);
+	if (ret < 0)
+		return ret;
+
 	ret = avs_dsp_boot_firmware(adev, true);
 	if (ret < 0) {
 		dev_err(adev->dev, "firmware boot failed: %d\n", ret);