drm/amdgpu: bypass bios dependent operations

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Since bios reading does not work currently so just bypass all operations
related to bios

v2: hardcode the vram info for APP_APU case (hawking)
v3: correct the vram_width with channel number * channel size (lijo)

Signed-off-by: Shiwu Zhang <shiwu.zhang@amd.com>
Reviewed-by: Yang Wang <kevinyang.wang@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

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Shiwu Zhang 2023-05-17 14:15:05 +08:00 • committed by Alex Deucher

parent cfdce59417

commit 9535a86a40

3 changed files with 85 additions and 51 deletions

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66

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

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7

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

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67

drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c

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