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ASoC: Intel: avs: Disable DSP before loading basefw

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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>
Link: https://lore.kernel.org/r/20230929112436.787058-6-amadeuszx.slawinski@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Wu Zhou 2023-09-29 13:24:35 +02:00 committed by Mark Brown
parent 0a5fb3cc28
commit a5e6ea0126
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GPG Key ID: 24D68B725D5487D0
1 changed files with 4 additions and 0 deletions
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4
sound/soc/intel/avs/loader.c
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@ -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);