Commit 32f0e1a3 authored by Hawking Zhang's avatar Hawking Zhang Committed by Alex Deucher
Browse files

drm/amdgpu: add helper to verify ip discovery binary signature 



To be used to check ip discovery binary signature

Signed-off-by: default avatarHawking Zhang <Hawking.Zhang@amd.com>
Reviewed-by: default avatarAlex Deucher <alexander.deucher@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent f6dcaf0c

drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c

+8 −0
Original line number Diff line number Diff line
@@ -235,6 +235,14 @@ static inline bool amdgpu_discovery_verify_checksum(uint8_t *data, uint32_t size 
	return !!(amdgpu_discovery_calculate_checksum(data, size) == expected);

}



static inline bool amdgpu_discovery_verify_binary_signature(uint8_t *binary)

{

	struct binary_header *bhdr;

	bhdr = (struct binary_header *)binary;



	return (le32_to_cpu(bhdr->binary_signature) == BINARY_SIGNATURE);

}



static int amdgpu_discovery_init(struct amdgpu_device *adev)

{

	struct table_info *info;