Change-Id: I528c2f324830aaa21ab8d8250bc80a2a6bab33bd
Signed-off-by: Monk Liu <[email protected]>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c | 14 ++++++++++++++
drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 12 ++++++++++++
drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c | 11 +++++++++++
drivers/gpu/drm/amd/amdgpu/vi.c | 3 +++
4 files changed, 40 insertions(+)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
index 6159afc..328f1c7 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
@@ -771,6 +771,20 @@ static int amdgpu_bo_vm_update_pte(struct amdgpu_cs_parser
*p,
if (r)
return r;
+ if (amdgpu_sriov_vf(adev)) {
+ struct fence *f;
+ bo_va = vm->csa_bo_va;
+ BUG_ON(!bo_va);
+ r = amdgpu_vm_bo_update(adev, bo_va, false);
+ if (r)
+ return r;
+
+ f = bo_va->last_pt_update;
+ r = amdgpu_sync_fence(adev, &p->job->sync, f);
+ if (r)
+ return r;
+ }
+
if (p->bo_list) {
for (i = 0; i < p->bo_list->num_entries; i++) {
struct fence *f;
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
index f82919d..7c73dee 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
@@ -1384,6 +1384,15 @@ static int amdgpu_init(struct amdgpu_device *adev)
return r;
}
adev->ip_blocks[i].status.hw = true;
+
+ /* right after GMC hw init, we create CSA */
+ if (amdgpu_sriov_vf(adev)) {
+ r = amdgpu_allocate_static_csa(adev);
+ if (r) {
+ DRM_ERROR("allocate CSA failed %d\n",
r);
+ return r;
+ }
+ }
}
}
@@ -1517,6 +1526,9 @@ static int amdgpu_fini(struct amdgpu_device *adev)
adev->ip_blocks[i].status.late_initialized = false;
}
+ if (amdgpu_sriov_vf(adev))
+ amdgpu_bo_free_kernel(&adev->virt.csa_obj,
&adev->virt.csa_vmid0_addr, NULL);
+
return 0;
}
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
index 47bc8e1..41a9ca1 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
@@ -650,6 +650,12 @@ int amdgpu_driver_open_kms(struct drm_device *dev, struct
drm_file *file_priv)
goto out_suspend;
}
+ if (amdgpu_sriov_vf(adev)) {
+ r = amdgpu_map_static_csa(adev, &fpriv->vm);
+ if (r)
+ goto out_suspend;
+ }
+
mutex_init(&fpriv->bo_list_lock);
idr_init(&fpriv->bo_list_handles);
@@ -688,6 +694,11 @@ void amdgpu_driver_postclose_kms(struct drm_device *dev,
amdgpu_uvd_free_handles(adev, file_priv);
amdgpu_vce_free_handles(adev, file_priv);
+ if (amdgpu_sriov_vf(adev)) {
+ fence_put(fpriv->vm.csa_bo_va->last_pt_update);
+ kfree(fpriv->vm.csa_bo_va);
+ }
+
amdgpu_vm_fini(adev, &fpriv->vm);
idr_for_each_entry(&fpriv->bo_list_handles, list, handle)
diff --git a/drivers/gpu/drm/amd/amdgpu/vi.c b/drivers/gpu/drm/amd/amdgpu/vi.c
index 7350a8f..921917b 100644
--- a/drivers/gpu/drm/amd/amdgpu/vi.c
+++ b/drivers/gpu/drm/amd/amdgpu/vi.c
@@ -455,6 +455,9 @@ static void vi_detect_hw_virtualization(struct
amdgpu_device *adev)
if (is_virtual_machine()) /* passthrough mode exclus sr-iov
mode */
adev->virt.caps |= AMDGPU_PASSTHROUGH_MODE;
}
+
+ if (amdgpu_sriov_vf(adev))
+ adev->virt.csa_size = 8 * 1024; /* two page now for VI and AI */
}
static const struct amdgpu_allowed_register_entry
tonga_allowed_read_registers[] = {
--
2.7.4
_______________________________________________
amd-gfx mailing list
[email protected]
https://lists.freedesktop.org/mailman/listinfo/amd-gfx
