From: Emily Deng <Emily.Deng@amd.com>
Date: Fri, 8 Jun 2018 16:36:22 +0800
Subject: drm/amdgpu: Correct the ndw of bo update mapping.
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Git-commit: 11528640c77891363bc7dea749ced64607aa1b22
Patch-mainline: v4.19-rc1
References: FATE#326289 FATE#326079 FATE#326049 FATE#322398 FATE#326166
For buffer object that has shadow buffer, need twice commands.
Signed-off-by: Emily Deng <Emily.Deng@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Acked-by: Petr Tesarik <ptesarik@suse.com>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
@@ -1326,7 +1326,10 @@ static int amdgpu_vm_bo_update_mapping(s
ndw += ncmds * 10;
/* extra commands for begin/end fragments */
- ndw += 2 * 10 * adev->vm_manager.fragment_size;
+ if (vm->root.base.bo->shadow)
+ ndw += 2 * 10 * adev->vm_manager.fragment_size * 2;
+ else
+ ndw += 2 * 10 * adev->vm_manager.fragment_size;
params.func = amdgpu_vm_do_set_ptes;
}