Two dedicated VRAM and GTT BOs for IB test.
Signed-off-by: xinhui pan <[email protected]>
---
drivers/gpu/drm/amd/amdgpu/amdgpu.h | 4 ++
drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 6 +++
drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c | 54 ++++++++++++++++++++++
3 files changed, 64 insertions(+)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h
b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
index e9e3ea0bdf37..93db6ee9b719 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
@@ -519,6 +519,8 @@ int amdgpu_ib_schedule(struct amdgpu_ring *ring, unsigned
num_ibs,
int amdgpu_ib_pool_init(struct amdgpu_device *adev);
void amdgpu_ib_pool_fini(struct amdgpu_device *adev);
int amdgpu_ib_ring_tests(struct amdgpu_device *adev);
+int amdgpu_ib_test_create_bo(struct amdgpu_device *adev);
+void amdgpu_ib_test_destroy_bo(struct amdgpu_device *adev);
/*
* CS.
@@ -949,6 +951,8 @@ struct amdgpu_device {
bool ib_pool_ready;
struct amdgpu_sa_manager ib_pools[AMDGPU_IB_POOL_MAX];
struct amdgpu_sched
gpu_sched[AMDGPU_HW_IP_NUM][AMDGPU_RING_PRIO_MAX];
+ struct amdgpu_bo *ib_test_vram_bo;
+ struct amdgpu_bo *ib_test_gtt_bo;
/* interrupts */
struct amdgpu_irq irq;
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
index 4e13381e9b5f..5f9b6ca671db 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
@@ -2389,6 +2389,10 @@ static int amdgpu_device_ip_init(struct amdgpu_device
*adev)
goto init_failed;
}
+ r = amdgpu_ib_test_create_bo(adev);
+ if (r)
+ goto init_failed;
+
r = amdgpu_ucode_create_bo(adev); /* create ucode bo when sw_init
complete*/
if (r)
goto init_failed;
@@ -2768,6 +2772,8 @@ static int amdgpu_device_ip_fini(struct amdgpu_device
*adev)
amdgpu_amdkfd_device_fini_sw(adev);
+ amdgpu_ib_test_destroy_bo(adev);
+
for (i = adev->num_ip_blocks - 1; i >= 0; i--) {
if (!adev->ip_blocks[i].status.sw)
continue;
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c
b/drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c
index c076a6b9a5a2..67865f6a91b1 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c
@@ -429,6 +429,60 @@ int amdgpu_ib_ring_tests(struct amdgpu_device *adev)
return ret;
}
+void amdgpu_ib_test_destroy_bo(struct amdgpu_device *adev)
+{
+ if (adev->ib_test_gtt_bo)
+ amdgpu_bo_free_kernel(&adev->ib_test_gtt_bo, NULL, NULL);
+ if (adev->ib_test_vram_bo)
+ amdgpu_bo_free_kernel(&adev->ib_test_vram_bo, NULL, NULL);
+}
+
+int amdgpu_ib_test_create_bo(struct amdgpu_device *adev)
+{
+ struct amdgpu_bo *bo = NULL;
+ void *addr;
+ int r;
+
+ amdgpu_ib_test_destroy_bo(adev);
+
+ r = amdgpu_bo_create_reserved(adev, 128 * 1024, PAGE_SIZE,
+ AMDGPU_GEM_DOMAIN_GTT,
+ &bo, NULL, &addr);
+ if (r)
+ return r;
+ adev->ib_test_gtt_bo = bo;
+ amdgpu_bo_unreserve(bo);
+
+ bo = NULL;
+ r = amdgpu_bo_create_reserved(adev, 128 * 1024, PAGE_SIZE,
+ AMDGPU_GEM_DOMAIN_VRAM,
+ &bo, NULL, &addr);
+ if (r)
+ goto err_create;
+ if (!adev->uvd.address_64_bit) {
+ amdgpu_bo_kunmap(bo);
+ amdgpu_bo_unpin(bo);
+ r = amdgpu_bo_pin_restricted(bo, AMDGPU_GEM_DOMAIN_VRAM,
+ 0, 256 << 20);
+ if (r)
+ goto err_pin;
+ r = amdgpu_bo_kmap(bo, &addr);
+ if (r)
+ goto err_map;
+ }
+ adev->ib_test_vram_bo = bo;
+ amdgpu_bo_unreserve(bo);
+
+ return 0;
+err_map:
+ amdgpu_bo_unpin(bo);
+err_pin:
+ amdgpu_bo_unreserve(bo);
+ amdgpu_bo_unref(&bo);
+err_create:
+ amdgpu_bo_free_kernel(&adev->ib_test_gtt_bo, NULL, NULL);
+ return r;
+}
/*
* Debugfs info
*/
--
2.25.1
