kernel/linux.git/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h, branch v4.12.9

drm/amdgpu: fix fundamental suspend/resume issue

2017-05-24T19:49:24+00:00

Reinitializing the VM manager during suspend/resume is a very very bad idea since all the VMs are still active and kicking. This can lead to random VM faults after resume when new processes become the same client ID assigned. Signed-off-by: Christian König Reviewed-by: Alex Deucher Signed-off-by: Alex Deucher Cc: stable@vger.kernel.org

drm/amdgpu: PRT support for gfx9 (v3)

2017-04-28T21:32:47+00:00

Fix PRT handling on gfx9 v2: unify PRT bit for all ASICs v3: move PRT flag checking in amdgpu_vm_bo_split_mapping() Signed-off-by: Junwei Zhang Acked-by: David Zhou Reviewed-by: Christian König Signed-off-by: Alex Deucher

drm/amdgpu: split VMID management by VMHUB

2017-04-28T21:32:18+00:00

This way GFX and MM won't fight for VMIDs any more. Initially disabled since we need to stop flushing all HUBS at the same time as well. Signed-off-by: Christian König Reviewed-by: Andres Rodriguez Acked-by: Alex Deucher Signed-off-by: Alex Deucher

drm/amdgpu: drop VMID per ring tracking

2017-04-28T21:32:17+00:00

David suggested this a long time ago, instead of checking each ring just walk over all the VMIDs in reverse LRU order. Signed-off-by: Christian König Reviewed-by: Andres Rodriguez Reviewed-by: Alex Deucher Signed-off-by: Alex Deucher

drm/amdgpu: set vm size and block size by individual gmc by default (v3)

2017-04-07T19:15:43+00:00

By default, the value is set by individual gmc. if a specific value is input, it overrides the global value for all v2: create helper funcs v3: update gmc9 APU's num_level athough it may be updated in the future. Signed-off-by: Junwei Zhang Reviewed-by: Christian König Signed-off-by: Alex Deucher

drm/amdgpu: fix vm size and block size for VMPT (v5)

2017-04-06T17:27:17+00:00

Set reasonable defaults per family. v2: set both of them in gmc v3: move vm size and block size in vm manager v4: squash in warning fix from Alex Xie v5: squash in min() warning fix Signed-off-by: Junwei Zhang Reviewed-by: Alex Deucher Signed-off-by: Alex Deucher

drm/amdgpu: remove VMID first tracking

2017-04-05T03:33:57+00:00

Not used any more. Reviewed-by: Junwei Zhang Signed-off-by: Christian König Reviewed-by: Alex Deucher Signed-off-by: Alex Deucher

drm/amdgpu: move VM related defines into amdgpu_vm.h

2017-04-05T03:33:50+00:00

Try to clean up amdgpu.h. Reviewed-by: Junwei Zhang Signed-off-by: Christian König Reviewed-by: Alex Deucher Signed-off-by: Alex Deucher

drm/amdgpu: Make max_pfn 64-bit

2017-03-30T03:55:51+00:00

With 4-level page tables the maximum VM size is 256TB. That's 64G pages, which can't be represented in 32-bit. Signed-off-by: Felix Kuehling Reviewed-by: Chunming Zhou Reviewed-by: Junwei Zhang Reviewed-by: Christian König Signed-off-by: Alex Deucher

drm/amdgpu: handle multi level PD updates V2

2017-03-30T03:55:27+00:00

Update all levels of the page directory. V2: a. sub level pdes always are written to incorrect place. b. sub levels need to update regardless of parent updates. Signed-off-by: Christian König (V1) Reviewed-by: Alex Deucher (V1) Signed-off-by: Chunming Zhou (V2) Acked-by: Alex Deucher (V2) Signed-off-by: Alex Deucher