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drm/amdgpu: update the method to get fb_loc of memory training(V4)

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The method of getting fb_loc changed from parsing VBIOS to
taking certain offset from top of VRAM

Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Tianci.Yin <tianci.yin@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Tianci.Yin
2019-12-16 15:17:01 +08:00
committed by Alex Deucher
parent 7eca40066f
commit 8d40002fee
7 changed files with 23 additions and 53 deletions
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3
drivers/gpu/drm/amd/amdgpu/amdgpu.h
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@@ -636,9 +636,8 @@ struct amdgpu_fw_vram_usage {
struct amdgpu_bo *reserved_bo;
void *va;
/* Offset on the top of VRAM, used as c2p write buffer.
/* GDDR6 training support flag.
*/
u64 mem_train_fb_loc;
bool mem_train_support;
};