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From 78b824fb71d647d763897f9a66fd65e411c786cb Mon Sep 17 00:00:00 2001
From: Emily Deng <Emily.Deng@amd.com>
Date: Fri, 8 Jun 2018 16:36:22 +0800
Subject: [PATCH 4619/5725] drm/amdgpu: Correct the ndw of bo update mapping.
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
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>.
---
drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
index 4889137..7dfb239 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
@@ -1325,7 +1325,10 @@ static int amdgpu_vm_bo_update_mapping(struct amdgpu_device *adev,
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;
}
--
2.7.4
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