drm/amdgpu: add firmware_info v3_4 structure for Sienna_Cichlid

firmware_info v3_4 strucure will be used by kernel driver
to query various parameters set by VBIOS for Sienna_Cichlid

Signed-off-by: Hawking Zhang <Hawking.Zhang@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Hawking Zhang 2020-01-23 04:08:59 +08:00 • committed by Alex Deucher
commit 718715e6a4