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drm/amd: Load MES microcode during early_init

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Add an early_init phase to MES for fetching and validating microcode
from the filesystem.

If MES microcode is required but not available during early init, the
firmware framebuffer will have already been released and the screen will
freeze.

Move the request for MES microcode into the early_init phase
so that if it's not available, early_init will fail.

Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Lijo Lazar <lijo.lazar@amd.com>
Signed-off-by: Mario Limonciello <mario.limonciello@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Mario Limonciello
2022-12-28 01:28:40 -06:00
committed by Alex Deucher
parent 0b8f42ab22
commit cc42e76e7d
4 changed files with 100 additions and 151 deletions
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1
drivers/gpu/drm/amd/amdgpu/amdgpu_mes.h
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@@ -306,6 +306,7 @@ struct amdgpu_mes_funcs {
int amdgpu_mes_ctx_get_offs(struct amdgpu_ring *ring, unsigned int id_offs);
int amdgpu_mes_init_microcode(struct amdgpu_device *adev, int pipe);
int amdgpu_mes_init(struct amdgpu_device *adev);
void amdgpu_mes_fini(struct amdgpu_device *adev);