Disconnect device while BO is exported.
Signed-off-by: Andrey Grodzovsky andrey.grodzovsky@amd.com --- tests/amdgpu/hotunplug_tests.c | 46 ++++++++++++++++++++++++++++++++-- 1 file changed, 44 insertions(+), 2 deletions(-)
diff --git a/tests/amdgpu/hotunplug_tests.c b/tests/amdgpu/hotunplug_tests.c index 6e133a07..01ac6c62 100644 --- a/tests/amdgpu/hotunplug_tests.c +++ b/tests/amdgpu/hotunplug_tests.c @@ -306,10 +306,52 @@ static void amdgpu_hotunplug_with_cs(void) amdgpu_hotunplug_test(true); }
+static void amdgpu_hotunplug_with_exported_bo(void) +{ + int r; + uint32_t dma_buf_fd; + unsigned int *ptr; + amdgpu_bo_handle bo_handle; + + struct amdgpu_bo_alloc_request request = { + .alloc_size = 4096, + .phys_alignment = 4096, + .preferred_heap = AMDGPU_GEM_DOMAIN_GTT, + .flags = 0, + }; + + r = amdgpu_hotunplug_setup_test(); + CU_ASSERT_EQUAL(r , 0); + + amdgpu_bo_alloc(device_handle, &request, &bo_handle); + CU_ASSERT_EQUAL(r, 0); + + r = amdgpu_bo_export(bo_handle, amdgpu_bo_handle_type_dma_buf_fd, &dma_buf_fd); + CU_ASSERT_EQUAL(r, 0); + + ptr = mmap(NULL, 4096, PROT_READ | PROT_WRITE, MAP_SHARED, dma_buf_fd, 0); + CU_ASSERT_NOT_EQUAL(ptr, MAP_FAILED); + + r = amdgpu_hotunplug_remove(); + CU_ASSERT_EQUAL(r > 0, 1); + + amdgpu_bo_free(bo_handle); + + r = amdgpu_hotunplug_teardown_test(); + CU_ASSERT_EQUAL(r , 0); + + *ptr = 0xdeafbeef; + + munmap(ptr, 4096); + close (dma_buf_fd); + + r = amdgpu_hotunplug_rescan(); + CU_ASSERT_EQUAL(r > 0, 1); +} + CU_TestInfo hotunplug_tests[] = { { "Unplug card and rescan the bus to plug it back", amdgpu_hotunplug_simple }, { "Same as first test but with command submission", amdgpu_hotunplug_with_cs }, + { "Unplug with exported bo", amdgpu_hotunplug_with_exported_bo }, CU_TEST_INFO_NULL, }; - -