[PATCH v2] tests/prime_self_import: add subtest to export/import a second gem buffer

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On Wed, Apr 17, 2013 at 11:18:02PM +0300, Imre Deak wrote:
> Also add a subtest for the fd=handle_to_fd(), fd2=dup(fd), close(fd)
> case (idea from Kristian H?gsberg).
> 
> Signed-off-by: Imre Deak <imre.deak at intel.com>
> 
> v2:
> - add a new subtest instead of modifying the original test (Daniel)
> - add a new subtest for testing dup (Kristian)

Merged, thanks for the patch.
-Daniel

> ---
>  tests/Makefile.am         |    2 +-
>  tests/prime_self_import.c |   88 +++++++++++++++++++++++++++++++++++++++++++--
>  2 files changed, 87 insertions(+), 3 deletions(-)
> 
> diff --git a/tests/Makefile.am b/tests/Makefile.am
> index e147e4e..d4e25a7 100644
> --- a/tests/Makefile.am
> +++ b/tests/Makefile.am
> @@ -32,6 +32,7 @@ TESTS_progs_M = \
>  	gem_tiled_partial_pwrite_pread \
>  	$(NOUVEAU_TESTS_M) \
>  	kms_flip \
> +	prime_self_import \
>  	$(NULL)
>  
>  TESTS_progs = \
> @@ -101,7 +102,6 @@ TESTS_progs = \
>  	gem_reg_read \
>  	gem_tiling_max_stride \
>  	$(NOUVEAU_TESTS) \
> -	prime_self_import \
>  	prime_udl \
>  	$(NULL)
>  
> diff --git a/tests/prime_self_import.c b/tests/prime_self_import.c
> index 111ed4d..abdc220 100644
> --- a/tests/prime_self_import.c
> +++ b/tests/prime_self_import.c
> @@ -48,11 +48,14 @@
>  
>  #define BO_SIZE (16*1024)
>  
> +#define ARRAY_SIZE(x)	(sizeof(x) / sizeof((x)[0]))
> +
> +static char counter;
> +
>  static void
>  check_bo(int fd1, uint32_t handle1, int fd2, uint32_t handle2)
>  {
>  	char *ptr1, *ptr2;
> -	static char counter = 0;
>  	int i;
>  
>  	ptr1 = gem_mmap(fd1, handle1, BO_SIZE, PROT_READ | PROT_WRITE);
> @@ -75,7 +78,68 @@ check_bo(int fd1, uint32_t handle1, int fd2, uint32_t handle2)
>  	munmap(ptr2, BO_SIZE);
>  }
>  
> -int main(int argc, char **argv)
> +static void test_with_fd_dup(void)
> +{
> +	int fd1, fd2;
> +	uint32_t handle, handle_import;
> +	int dma_buf_fd1, dma_buf_fd2;
> +
> +	counter = 0;
> +
> +	fd1 = drm_open_any();
> +	fd2 = drm_open_any();
> +
> +	handle = gem_create(fd1, BO_SIZE);
> +
> +	dma_buf_fd1 = prime_handle_to_fd(fd1, handle);
> +	gem_close(fd1, handle);
> +
> +	dma_buf_fd2 = dup(dma_buf_fd1);
> +	close(dma_buf_fd1);
> +	handle_import = prime_fd_to_handle(fd2, dma_buf_fd2);
> +	check_bo(fd2, handle_import, fd2, handle_import);
> +
> +	close(dma_buf_fd2);
> +	check_bo(fd2, handle_import, fd2, handle_import);
> +
> +	close(fd1);
> +	close(fd2);
> +}
> +
> +static void test_with_two_bos(void)
> +{
> +	int fd1, fd2;
> +	uint32_t handle1, handle2, handle_import;
> +	int dma_buf_fd;
> +
> +	counter = 0;
> +
> +	fd1 = drm_open_any();
> +	fd2 = drm_open_any();
> +
> +	handle1 = gem_create(fd1, BO_SIZE);
> +	handle2 = gem_create(fd1, BO_SIZE);
> +
> +	dma_buf_fd = prime_handle_to_fd(fd1, handle1);
> +	handle_import = prime_fd_to_handle(fd2, dma_buf_fd);
> +
> +	close(dma_buf_fd);
> +	gem_close(fd1, handle1);
> +
> +	dma_buf_fd = prime_handle_to_fd(fd1, handle2);
> +	handle_import = prime_fd_to_handle(fd2, dma_buf_fd);
> +	check_bo(fd1, handle2, fd2, handle_import);
> +
> +	gem_close(fd1, handle2);
> +	close(dma_buf_fd);
> +
> +	check_bo(fd2, handle_import, fd2, handle_import);
> +
> +	close(fd1);
> +	close(fd2);
> +}
> +
> +static void test_with_one_bo(void)
>  {
>  	int fd1, fd2;
>  	uint32_t handle, handle_import1, handle_import2, handle_selfimport;
> @@ -118,6 +182,26 @@ int main(int argc, char **argv)
>  	/* Completely rip out exporting fd. */
>  	close(fd1);
>  	check_bo(fd2, handle_import1, fd2, handle_import1);
> +}
> +
> +int main(int argc, char **argv)
> +{
> +	struct {
> +		const char *name;
> +		void (*fn)(void);
> +	} tests[] = {
> +		{ "with_one_bo", test_with_one_bo },
> +		{ "with_two_bos", test_with_two_bos },
> +		{ "with_fd_dup", test_with_fd_dup },
> +	};
> +	int i;
> +
> +	drmtest_subtest_init(argc, argv);
> +
> +	for (i = 0; i < ARRAY_SIZE(tests); i++) {
> +		if (drmtest_run_subtest(tests[i].name))
> +			tests[i].fn();
> +	}
>  
>  	return 0;
>  }
> -- 
> 1.7.10.4
> 

-- 
Daniel Vetter
Software Engineer, Intel Corporation
+41 (0) 79 365 57 48 - http://blog.ffwll.ch


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