[PATCH libdrm] tests/amdgpu: add test for finding bo by CPU mapping

[Christian König]

Am 31.07.2018 um 07:39 schrieb Junwei Zhang:
> Signed-off-by: Junwei Zhang <Jerry.Zhang at amd.com>

A commit message would be nice to have.

Apart from that the patch is Reviewed-by: Christian König 
<christian.koenig at amd.com>

Christian.

> ---
>   tests/amdgpu/bo_tests.c | 32 ++++++++++++++++++++++++++++++++
>   1 file changed, 32 insertions(+)
>
> diff --git a/tests/amdgpu/bo_tests.c b/tests/amdgpu/bo_tests.c
> index 9d4da4a..4d05027 100644
> --- a/tests/amdgpu/bo_tests.c
> +++ b/tests/amdgpu/bo_tests.c
> @@ -27,6 +27,7 @@
>   
>   #include "amdgpu_test.h"
>   #include "amdgpu_drm.h"
> +#include "amdgpu_internal.h"
>   
>   #define BUFFER_SIZE (4*1024)
>   #define BUFFER_ALIGN (4*1024)
> @@ -44,6 +45,7 @@ static void amdgpu_bo_metadata(void);
>   static void amdgpu_bo_map_unmap(void);
>   static void amdgpu_memory_alloc(void);
>   static void amdgpu_mem_fail_alloc(void);
> +static void amdgpu_bo_find_by_cpu_mapping(void);
>   
>   CU_TestInfo bo_tests[] = {
>   	{ "Export/Import",  amdgpu_bo_export_import },
> @@ -51,6 +53,7 @@ CU_TestInfo bo_tests[] = {
>   	{ "CPU map/unmap",  amdgpu_bo_map_unmap },
>   	{ "Memory alloc Test",  amdgpu_memory_alloc },
>   	{ "Memory fail alloc Test",  amdgpu_mem_fail_alloc },
> +	{ "Find bo by CPU mapping",  amdgpu_bo_find_by_cpu_mapping },
>   	CU_TEST_INFO_NULL,
>   };
>   
> @@ -262,3 +265,32 @@ static void amdgpu_mem_fail_alloc(void)
>   		CU_ASSERT_EQUAL(r, 0);
>   	}
>   }
> +
> +static void amdgpu_bo_find_by_cpu_mapping(void)
> +{
> +	amdgpu_bo_handle bo_handle, find_bo_handle;
> +	amdgpu_va_handle va_handle;
> +	void *bo_cpu;
> +	uint64_t bo_mc_address;
> +	uint64_t offset;
> +	int r;
> +
> +	r = amdgpu_bo_alloc_and_map(device_handle, 4096, 4096,
> +				    AMDGPU_GEM_DOMAIN_GTT, 0,
> +				    &bo_handle, &bo_cpu,
> +				    &bo_mc_address, &va_handle);
> +	CU_ASSERT_EQUAL(r, 0);
> +
> +	r = amdgpu_find_bo_by_cpu_mapping(device_handle,
> +					  bo_cpu,
> +					  4096,
> +					  &find_bo_handle,
> +					  &offset);
> +	CU_ASSERT_EQUAL(r, 0);
> +	CU_ASSERT_EQUAL(offset, 0);
> +	CU_ASSERT_EQUAL(bo_handle->handle, find_bo_handle->handle);
> +
> +	r = amdgpu_bo_unmap_and_free(bo_handle, va_handle,
> +				     bo_mc_address, 4096);
> +	CU_ASSERT_EQUAL(r, 0);
> +}