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(parent: 6c65a58) | patch
drm/amdgpu: reserve backup pages for bad page retirment
authorDennis Li <Dennis.Li@amd.com>
Mon, 22 Feb 2021 10:22:57 +0000 (18:22 +0800)
committerAlex Deucher <alexander.deucher@amd.com>
Fri, 26 Feb 2021 22:00:56 +0000 (17:00 -0500)
commitf89b881c81d9a6481fc17b46b351ca38f5dd6f3a
tree958d2078b6fc3da938eba6c81ae7b300b2a2e61etree
parent6c65a582ee7616ee6b86eb954b0daac959dc5cc3commit | diff
drm/amdgpu: reserve backup pages for bad page retirment

To ensure user has a constant of VRAM accessible in run-time, driver
reserves limit backup pages when init, and return ones when bad pages
retired, to keep no change of unused memory size.

v2: refine codes to calculate badpags threshold

Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Dennis Li <Dennis.Li@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c diff | blob | history
drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c diff | blob | history
drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h diff | blob | history
drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c diff | blob | history
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