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vizhaoalexdeucher
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drm/amdgpu: fill the ucode bo during psp resume for SRIOV
refill the ucode bo during psp resume for SRIOV, otherwise ucode load will fail after VM hibernation and fb clean. Signed-off-by: Victor Zhao <[email protected]> Reviewed-by: Alex Deucher <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
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drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c

Lines changed: 5 additions & 4 deletions
Original file line numberDiff line numberDiff line change
@@ -3020,10 +3020,7 @@ static int psp_hw_init(struct amdgpu_ip_block *ip_block)
30203020
struct amdgpu_device *adev = ip_block->adev;
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mutex_lock(&adev->firmware.mutex);
3023-
/*
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* This sequence is just used on hw_init only once, no need on
3025-
* resume.
3026-
*/
3023+
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ret = amdgpu_ucode_init_bo(adev);
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if (ret)
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goto failed;
@@ -3148,6 +3145,10 @@ static int psp_resume(struct amdgpu_ip_block *ip_block)
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mutex_lock(&adev->firmware.mutex);
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ret = amdgpu_ucode_init_bo(adev);
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if (ret)
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goto failed;
3151+
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ret = psp_hw_start(psp);
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if (ret)
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goto failed;

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