[PATCH v3 06/11] drm/amd: Request VCN microcode during IP discovery

If VCN microcode is not available during early init, the firmware framebuffer will have already been released and the screen will freeze. Move the request for VCN microcode into the IP discovery phase so that if it's not available, IP discovery will fail. Reviewed-by: Alex Deucher Signed-off-by:

[PATCH v3 09/11] drm/amd: Request GFX10 microcode during IP discovery

If GFX10 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 GFX10 microcode into the IP discovery phase so that if it's not available, IP discovery will fail. Reviewed-by: Alex Deuche

[PATCH v3 11/11] drm/amd: Request PSP microcode during IP discovery

If PSP 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 PSP microcode into the IP discovery phase so that if it's not available, IP discovery will fail. Signed-off-by: Mario Limonci

[PATCH v3 08/11] drm/amd: Request GFX9 microcode during IP discovery

If GFX9 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 GFX9 microcode into the IP discovery phase so that if it's not available, IP discovery will fail. Signed-off-by: Mario Limon

[PATCH] drm/nouveau/mmu: fix Use after Free bug in nvkm_vmm_node_split

Here is a function call chain. nvkm_vmm_pfn_map->nvkm_vmm_pfn_split_merge->nvkm_vmm_node_split If nvkm_vma_tail return NULL in nvkm_vmm_node_split, it will finally invoke nvkm_vmm_node_merge->nvkm_vmm_node_delete, which will free the vma. However, nvkm_vmm_pfn_map didn't notice that. It goes into n

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