1 files changed, 270 insertions, 0 deletions
diff --git a/tests/amdgpu/vm_tests.c b/tests/amdgpu/vm_tests.c
new file mode 100644
index 0000000..b94999c
--- /dev/null
+++ b/tests/amdgpu/vm_tests.c
@@ -0,0 +1,270 @@
+/*
+ * Copyright 2017 Advanced Micro Devices, Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ *
+*/
+
+#include "CUnit/Basic.h"
+
+#include "amdgpu_test.h"
+#include "amdgpu_drm.h"
+#include "amdgpu_internal.h"
+
+static  amdgpu_device_handle device_handle;
+static  uint32_t  major_version;
+static  uint32_t  minor_version;
+static  uint32_t  family_id;
+static  uint32_t  chip_id;
+static  uint32_t  chip_rev;
+
+static void amdgpu_vmid_reserve_test(void);
+static void amdgpu_vm_unaligned_map(void);
+static void amdgpu_vm_mapping_test(void);
+
+CU_BOOL suite_vm_tests_enable(void)
+{
+    CU_BOOL enable = CU_TRUE;
+
+	if (amdgpu_device_initialize(drm_amdgpu[0], &major_version,
+				     &minor_version, &device_handle))
+		return CU_FALSE;
+
+	if (device_handle->info.family_id == AMDGPU_FAMILY_SI) {
+		printf("\n\nCurrently hangs the CP on this ASIC, VM suite disabled\n");
+		enable = CU_FALSE;
+	}
+
+	if (amdgpu_device_deinitialize(device_handle))
+		return CU_FALSE;
+
+	return enable;
+}
+
+int suite_vm_tests_init(void)
+{
+	int r;
+
+	r = amdgpu_device_initialize(drm_amdgpu[0], &major_version,
+				   &minor_version, &device_handle);
+
+	if (r) {
+		if ((r == -EACCES) && (errno == EACCES))
+			printf("\n\nError:%s. "
+				"Hint:Try to run this test program as root.",
+				strerror(errno));
+		return CUE_SINIT_FAILED;
+	}
+
+	return CUE_SUCCESS;
+}
+
+int suite_vm_tests_clean(void)
+{
+	int r = amdgpu_device_deinitialize(device_handle);
+
+	if (r == 0)
+		return CUE_SUCCESS;
+	else
+		return CUE_SCLEAN_FAILED;
+}
+
+
+CU_TestInfo vm_tests[] = {
+	{ "resere vmid test",  amdgpu_vmid_reserve_test },
+	{ "unaligned map",  amdgpu_vm_unaligned_map },
+	{ "vm mapping test",  amdgpu_vm_mapping_test },
+	CU_TEST_INFO_NULL,
+};
+
+static void amdgpu_vmid_reserve_test(void)
+{
+	amdgpu_context_handle context_handle;
+	amdgpu_bo_handle ib_result_handle;
+	void *ib_result_cpu;
+	uint64_t ib_result_mc_address;
+	struct amdgpu_cs_request ibs_request;
+	struct amdgpu_cs_ib_info ib_info;
+	struct amdgpu_cs_fence fence_status;
+	uint32_t expired, flags;
+	int i, r;
+	amdgpu_bo_list_handle bo_list;
+	amdgpu_va_handle va_handle;
+	static uint32_t *ptr;
+	struct amdgpu_gpu_info gpu_info = {0};
+	unsigned gc_ip_type;
+
+	r = amdgpu_query_gpu_info(device_handle, &gpu_info);
+	CU_ASSERT_EQUAL(r, 0);
+
+	family_id = device_handle->info.family_id;
+	chip_id = device_handle->info.chip_external_rev;
+	chip_rev = device_handle->info.chip_rev;
+
+	gc_ip_type = (asic_is_gfx_pipe_removed(family_id, chip_id, chip_rev)) ?
+			AMDGPU_HW_IP_COMPUTE : AMDGPU_HW_IP_GFX;
+
+	r = amdgpu_cs_ctx_create(device_handle, &context_handle);
+	CU_ASSERT_EQUAL(r, 0);
+
+	flags = 0;
+	r = amdgpu_vm_reserve_vmid(device_handle, flags);
+	CU_ASSERT_EQUAL(r, 0);
+
+
+	r = amdgpu_bo_alloc_and_map(device_handle, 4096, 4096,
+			AMDGPU_GEM_DOMAIN_GTT, 0,
+						    &ib_result_handle, &ib_result_cpu,
+						    &ib_result_mc_address, &va_handle);
+	CU_ASSERT_EQUAL(r, 0);
+
+	r = amdgpu_get_bo_list(device_handle, ib_result_handle, NULL,
+			       &bo_list);
+	CU_ASSERT_EQUAL(r, 0);
+
+	ptr = ib_result_cpu;
+
+	for (i = 0; i < 16; ++i)
+		ptr[i] = 0xffff1000;
+
+	memset(&ib_info, 0, sizeof(struct amdgpu_cs_ib_info));
+	ib_info.ib_mc_address = ib_result_mc_address;
+	ib_info.size = 16;
+
+	memset(&ibs_request, 0, sizeof(struct amdgpu_cs_request));
+	ibs_request.ip_type = gc_ip_type;
+	ibs_request.ring = 0;
+	ibs_request.number_of_ibs = 1;
+	ibs_request.ibs = &ib_info;
+	ibs_request.resources = bo_list;
+	ibs_request.fence_info.handle = NULL;
+
+	r = amdgpu_cs_submit(context_handle, 0,&ibs_request, 1);
+	CU_ASSERT_EQUAL(r, 0);
+
+
+	memset(&fence_status, 0, sizeof(struct amdgpu_cs_fence));
+	fence_status.context = context_handle;
+	fence_status.ip_type = gc_ip_type;
+	fence_status.ip_instance = 0;
+	fence_status.ring = 0;
+	fence_status.fence = ibs_request.seq_no;
+
+	r = amdgpu_cs_query_fence_status(&fence_status,
+			AMDGPU_TIMEOUT_INFINITE,0, &expired);
+	CU_ASSERT_EQUAL(r, 0);
+
+	r = amdgpu_bo_list_destroy(bo_list);
+	CU_ASSERT_EQUAL(r, 0);
+
+	r = amdgpu_bo_unmap_and_free(ib_result_handle, va_handle,
+				     ib_result_mc_address, 4096);
+	CU_ASSERT_EQUAL(r, 0);
+
+	flags = 0;
+	r = amdgpu_vm_unreserve_vmid(device_handle, flags);
+	CU_ASSERT_EQUAL(r, 0);
+
+
+	r = amdgpu_cs_ctx_free(context_handle);
+	CU_ASSERT_EQUAL(r, 0);
+}
+
+static void amdgpu_vm_unaligned_map(void)
+{
+	const uint64_t map_size = (4ULL << 30) - (2 << 12);
+	struct amdgpu_bo_alloc_request request = {};
+	amdgpu_bo_handle buf_handle;
+	amdgpu_va_handle handle;
+	uint64_t vmc_addr;
+	int r;
+
+	request.alloc_size = 4ULL << 30;
+	request.phys_alignment = 4096;
+	request.preferred_heap = AMDGPU_GEM_DOMAIN_VRAM;
+	request.flags = AMDGPU_GEM_CREATE_NO_CPU_ACCESS;
+
+	r = amdgpu_bo_alloc(device_handle, &request, &buf_handle);
+	/* Don't let the test fail if the device doesn't have enough VRAM */
+	if (r)
+		return;
+
+	r = amdgpu_va_range_alloc(device_handle, amdgpu_gpu_va_range_general,
+				  4ULL << 30, 1ULL << 30, 0, &vmc_addr,
+				  &handle, 0);
+	CU_ASSERT_EQUAL(r, 0);
+	if (r)
+		goto error_va_alloc;
+
+	vmc_addr += 1 << 12;
+
+	r = amdgpu_bo_va_op(buf_handle, 0, map_size, vmc_addr, 0,
+			    AMDGPU_VA_OP_MAP);
+	CU_ASSERT_EQUAL(r, 0);
+	if (r)
+		goto error_va_alloc;
+
+	amdgpu_bo_va_op(buf_handle, 0, map_size, vmc_addr, 0,
+			AMDGPU_VA_OP_UNMAP);
+
+error_va_alloc:
+	amdgpu_bo_free(buf_handle);
+}
+
+static void amdgpu_vm_mapping_test(void)
+{
+	struct amdgpu_bo_alloc_request req = {0};
+	struct drm_amdgpu_info_device dev_info;
+	const uint64_t size = 4096;
+	amdgpu_bo_handle buf;
+	uint64_t addr;
+	int r;
+
+	req.alloc_size = size;
+	req.phys_alignment = 0;
+	req.preferred_heap = AMDGPU_GEM_DOMAIN_GTT;
+	req.flags = 0;
+
+	r = amdgpu_bo_alloc(device_handle, &req, &buf);
+	CU_ASSERT_EQUAL(r, 0);
+
+	r = amdgpu_query_info(device_handle, AMDGPU_INFO_DEV_INFO,
+			      sizeof(dev_info), &dev_info);
+	CU_ASSERT_EQUAL(r, 0);
+
+	addr = dev_info.virtual_address_offset;
+	r = amdgpu_bo_va_op(buf, 0, size, addr, 0, AMDGPU_VA_OP_MAP);
+	CU_ASSERT_EQUAL(r, 0);
+
+	addr = dev_info.virtual_address_max - size;
+	r = amdgpu_bo_va_op(buf, 0, size, addr, 0, AMDGPU_VA_OP_MAP);
+	CU_ASSERT_EQUAL(r, 0);
+
+	if (dev_info.high_va_offset) {
+		addr = dev_info.high_va_offset;
+		r = amdgpu_bo_va_op(buf, 0, size, addr, 0, AMDGPU_VA_OP_MAP);
+		CU_ASSERT_EQUAL(r, 0);
+
+		addr = dev_info.high_va_max - size;
+		r = amdgpu_bo_va_op(buf, 0, size, addr, 0, AMDGPU_VA_OP_MAP);
+		CU_ASSERT_EQUAL(r, 0);
+	}
+
+	amdgpu_bo_free(buf);
+}