drm/amdgpu: fix fundamental suspend/resume issue

[karo-tx-linux.git] / drivers / gpu / drm / amd / amdgpu / gmc_v7_0.c

diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c
index a9083a16a250920c64605bc447ca19c8b3014f3a..2750e5c2381301ceebddb8f614f7e5868de23d2c 100644 (file)
--- a/drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c
@@ -1117,10 +1117,6 @@ static int gmc_v7_0_suspend(void *handle)
 {
        struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 
-       if (adev->vm_manager.enabled) {
-               gmc_v7_0_vm_fini(adev);
-               adev->vm_manager.enabled = false;
-       }
        gmc_v7_0_hw_fini(adev);
 
        return 0;
@@ -1135,16 +1131,9 @@ static int gmc_v7_0_resume(void *handle)
        if (r)
                return r;
 
-       if (!adev->vm_manager.enabled) {
-               r = gmc_v7_0_vm_init(adev);
-               if (r) {
-                       dev_err(adev->dev, "vm manager initialization failed (%d).\n", r);
-                       return r;
-               }
-               adev->vm_manager.enabled = true;
-       }
+       amdgpu_vm_reset_all_ids(adev);
 
-       return r;
+       return 0;
 }
 
 static bool gmc_v7_0_is_idle(void *handle)