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drm/amdgpu: differentiate between LP and non-LP DDR memory

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Some applications want to know whether the memory is LP or
not.

Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Alex Deucher
2022-05-23 11:24:31 -04:00
parent a5457087eb
commit d534ca7128
3 changed files with 11 additions and 3 deletions
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2
include/uapi/drm/amdgpu_drm.h
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@@ -988,6 +988,8 @@ struct drm_amdgpu_info_vbios {
#define AMDGPU_VRAM_TYPE_DDR4 8
#define AMDGPU_VRAM_TYPE_GDDR6 9
#define AMDGPU_VRAM_TYPE_DDR5 10
#define AMDGPU_VRAM_TYPE_LPDDR4 11
#define AMDGPU_VRAM_TYPE_LPDDR5 12
struct drm_amdgpu_info_device {
/** PCI Device ID */