[PATCH libdrm 5/5] [libdrm] add syncobj timeline tests

Daniel Vetter daniel at ffwll.ch
Mon Nov 5 09:39:04 UTC 2018


On Fri, Nov 02, 2018 at 04:26:49PM +0800, Chunming Zhou wrote:
> Signed-off-by: Chunming Zhou <david1.zhou at amd.com>
> ---
>  tests/amdgpu/Makefile.am     |   3 +-
>  tests/amdgpu/amdgpu_test.c   |  12 ++
>  tests/amdgpu/amdgpu_test.h   |  21 +++
>  tests/amdgpu/meson.build     |   2 +-
>  tests/amdgpu/syncobj_tests.c | 263 +++++++++++++++++++++++++++++++++++
>  5 files changed, 299 insertions(+), 2 deletions(-)
>  create mode 100644 tests/amdgpu/syncobj_tests.c

This testcase seems very much a happy sunday scenario, no tests at all for
corner cases, invalid input, and generally trying to pull the kernel over
the table. I think we need a lot more, and preferrably in igt, where we
already have a good baseline of drm_syncobj tests.
-Daniel

> 
> diff --git a/tests/amdgpu/Makefile.am b/tests/amdgpu/Makefile.am
> index 447ff217..d3fbe2bb 100644
> --- a/tests/amdgpu/Makefile.am
> +++ b/tests/amdgpu/Makefile.am
> @@ -33,4 +33,5 @@ amdgpu_test_SOURCES = \
>  	vcn_tests.c \
>  	uve_ib.h \
>  	deadlock_tests.c \
> -	vm_tests.c
> +	vm_tests.c \
> +	syncobj_tests.c
> diff --git a/tests/amdgpu/amdgpu_test.c b/tests/amdgpu/amdgpu_test.c
> index 96fcd687..cdcb93a5 100644
> --- a/tests/amdgpu/amdgpu_test.c
> +++ b/tests/amdgpu/amdgpu_test.c
> @@ -56,6 +56,7 @@
>  #define UVD_ENC_TESTS_STR "UVD ENC Tests"
>  #define DEADLOCK_TESTS_STR "Deadlock Tests"
>  #define VM_TESTS_STR "VM Tests"
> +#define SYNCOBJ_TIMELINE_TESTS_STR "SYNCOBJ TIMELINE Tests"
>  
>  /**
>   *  Open handles for amdgpu devices
> @@ -116,6 +117,12 @@ static CU_SuiteInfo suites[] = {
>  		.pCleanupFunc = suite_vm_tests_clean,
>  		.pTests = vm_tests,
>  	},
> +	{
> +		.pName = SYNCOBJ_TIMELINE_TESTS_STR,
> +		.pInitFunc = suite_syncobj_timeline_tests_init,
> +		.pCleanupFunc = suite_syncobj_timeline_tests_clean,
> +		.pTests = syncobj_timeline_tests,
> +	},
>  
>  	CU_SUITE_INFO_NULL,
>  };
> @@ -165,6 +172,11 @@ static Suites_Active_Status suites_active_stat[] = {
>  			.pName = VM_TESTS_STR,
>  			.pActive = suite_vm_tests_enable,
>  		},
> +		{
> +			.pName = SYNCOBJ_TIMELINE_TESTS_STR,
> +			.pActive = suite_syncobj_timeline_tests_enable,
> +		},
> +
>  };
>  
>  
> diff --git a/tests/amdgpu/amdgpu_test.h b/tests/amdgpu/amdgpu_test.h
> index 0609a74b..946e91c2 100644
> --- a/tests/amdgpu/amdgpu_test.h
> +++ b/tests/amdgpu/amdgpu_test.h
> @@ -194,6 +194,27 @@ CU_BOOL suite_vm_tests_enable(void);
>   */
>  extern CU_TestInfo vm_tests[];
>  
> +/**
> + * Initialize syncobj timeline test suite
> + */
> +int suite_syncobj_timeline_tests_init();
> +
> +/**
> + * Deinitialize syncobj timeline test suite
> + */
> +int suite_syncobj_timeline_tests_clean();
> +
> +/**
> + * Decide if the suite is enabled by default or not.
> + */
> +CU_BOOL suite_syncobj_timeline_tests_enable(void);
> +
> +/**
> + * Tests in syncobj timeline test suite
> + */
> +extern CU_TestInfo syncobj_timeline_tests[];
> +
> +
>  /**
>   * Helper functions
>   */
> diff --git a/tests/amdgpu/meson.build b/tests/amdgpu/meson.build
> index 4c1237c6..3ceec715 100644
> --- a/tests/amdgpu/meson.build
> +++ b/tests/amdgpu/meson.build
> @@ -24,7 +24,7 @@ if dep_cunit.found()
>      files(
>        'amdgpu_test.c', 'basic_tests.c', 'bo_tests.c', 'cs_tests.c',
>        'vce_tests.c', 'uvd_enc_tests.c', 'vcn_tests.c', 'deadlock_tests.c',
> -      'vm_tests.c',
> +      'vm_tests.c', 'syncobj_tests.c',
>      ),
>      dependencies : [dep_cunit, dep_threads],
>      include_directories : [inc_root, inc_drm, include_directories('../../amdgpu')],
> diff --git a/tests/amdgpu/syncobj_tests.c b/tests/amdgpu/syncobj_tests.c
> new file mode 100644
> index 00000000..2a345490
> --- /dev/null
> +++ b/tests/amdgpu/syncobj_tests.c
> @@ -0,0 +1,263 @@
> +/*
> + * 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"
> +#include <pthread.h>
> +
> +static  amdgpu_device_handle device_handle;
> +static  uint32_t  major_version;
> +static  uint32_t  minor_version;
> +
> +static void amdgpu_syncobj_timeline_test(void);
> +
> +CU_BOOL suite_syncobj_timeline_tests_enable(void)
> +{
> +	return CU_TRUE;
> +}
> +
> +int suite_syncobj_timeline_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_syncobj_timeline_tests_clean(void)
> +{
> +	int r = amdgpu_device_deinitialize(device_handle);
> +
> +	if (r == 0)
> +		return CUE_SUCCESS;
> +	else
> +		return CUE_SCLEAN_FAILED;
> +}
> +
> +
> +CU_TestInfo syncobj_timeline_tests[] = {
> +	{ "syncobj timeline test",  amdgpu_syncobj_timeline_test },
> +	CU_TEST_INFO_NULL,
> +};
> +
> +#define GFX_COMPUTE_NOP  0xffff1000
> +#define SDMA_NOP  0x0
> +static int syncobj_command_submission_helper(uint32_t syncobj_handle, bool
> +					     wait_or_signal, uint64_t point)
> +{
> +	amdgpu_context_handle context_handle;
> +	amdgpu_bo_handle ib_result_handle;
> +	void *ib_result_cpu;
> +	uint64_t ib_result_mc_address;
> +	struct drm_amdgpu_cs_chunk chunks[2];
> +	struct drm_amdgpu_cs_chunk_data chunk_data;
> +	struct drm_amdgpu_cs_chunk_syncobj syncobj_data;
> +	struct amdgpu_cs_fence fence_status;
> +	amdgpu_bo_list_handle bo_list;
> +	amdgpu_va_handle va_handle;
> +	uint32_t expired, flags;
> +	int i, r;
> +	uint64_t seq_no;
> +	static uint32_t *ptr;
> +
> +	r = amdgpu_cs_ctx_create(device_handle, &context_handle);
> +	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] = wait_or_signal ? GFX_COMPUTE_NOP: SDMA_NOP;
> +
> +	chunks[0].chunk_id = AMDGPU_CHUNK_ID_IB;
> +	chunks[0].length_dw = sizeof(struct drm_amdgpu_cs_chunk_ib) / 4;
> +	chunks[0].chunk_data = (uint64_t)(uintptr_t)&chunk_data;
> +	chunk_data.ib_data._pad = 0;
> +	chunk_data.ib_data.va_start = ib_result_mc_address;
> +	chunk_data.ib_data.ib_bytes = 16 * 4;
> +	chunk_data.ib_data.ip_type = wait_or_signal ? AMDGPU_HW_IP_GFX :
> +		AMDGPU_HW_IP_DMA;
> +	chunk_data.ib_data.ip_instance = 0;
> +	chunk_data.ib_data.ring = 0;
> +	chunk_data.ib_data.flags = 0;
> +
> +	chunks[1].chunk_id = wait_or_signal ?
> +		AMDGPU_CHUNK_ID_SYNCOBJ_TIMELINE_WAIT :
> +		AMDGPU_CHUNK_ID_SYNCOBJ_TIMELINE_SIGNAL;
> +	chunks[1].length_dw = sizeof(struct drm_amdgpu_cs_chunk_syncobj) / 4;
> +	chunks[1].chunk_data = (uint64_t)(uintptr_t)&syncobj_data;
> +	syncobj_data.handle = syncobj_handle;
> +	syncobj_data.point = point;
> +	syncobj_data.flags = DRM_SYNCOBJ_WAIT_FLAGS_WAIT_FOR_SUBMIT;
> +
> +	r = amdgpu_cs_submit_raw(device_handle,
> +				 context_handle,
> +				 bo_list,
> +				 2,
> +				 chunks,
> +				 &seq_no);
> +	CU_ASSERT_EQUAL(r, 0);
> +
> +
> +	memset(&fence_status, 0, sizeof(struct amdgpu_cs_fence));
> +	fence_status.context = context_handle;
> +	fence_status.ip_type = wait_or_signal ? AMDGPU_HW_IP_GFX:
> +		AMDGPU_HW_IP_DMA;
> +	fence_status.ip_instance = 0;
> +	fence_status.ring = 0;
> +	fence_status.fence = 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);
> +
> +	r = amdgpu_cs_ctx_free(context_handle);
> +	CU_ASSERT_EQUAL(r, 0);
> +
> +	return r;
> +}
> +
> +struct syncobj_point {
> +	uint32_t syncobj_handle;
> +	uint64_t point;
> +};
> +
> +static void *syncobj_wait(void *data)
> +{
> +	struct syncobj_point *sp = (struct syncobj_point *)data;
> +	int r;
> +
> +	r = syncobj_command_submission_helper(sp->syncobj_handle, true,
> +					      sp->point);
> +	CU_ASSERT_EQUAL(r, 0);
> +
> +	return (void *)r;
> +}
> +
> +static void *syncobj_signal(void *data)
> +{
> +	struct syncobj_point *sp = (struct syncobj_point *)data;
> +	int r;
> +
> +	r = syncobj_command_submission_helper(sp->syncobj_handle, false,
> +					      sp->point);
> +	CU_ASSERT_EQUAL(r, 0);
> +
> +	return (void *)r;
> +}
> +
> +static void amdgpu_syncobj_timeline_test(void)
> +{
> +	static pthread_t wait_thread;
> +	static pthread_t signal_thread;
> +	static pthread_t c_thread;
> +	struct syncobj_point sp1, sp2, sp3;
> +	uint32_t syncobj_handle;
> +	uint64_t payload;
> +	uint64_t *p_payload;
> +	uint64_t wait_point;
> +	int r;
> +	void *tmp;
> +
> +	r =  amdgpu_cs_create_syncobj2(device_handle, DRM_SYNCOBJ_CREATE_TYPE_TIMELINE,
> +				       &syncobj_handle);
> +	CU_ASSERT_EQUAL(r, 0);
> +
> +	// wait on point 5
> +	sp1.syncobj_handle = syncobj_handle;
> +	sp1.point = 5;
> +	r = pthread_create(&wait_thread, NULL, syncobj_wait, &sp1);
> +	CU_ASSERT_EQUAL(r, 0);
> +
> +	// signal on point 10
> +	sp2.syncobj_handle = syncobj_handle;
> +	sp2.point = 10;
> +	r = pthread_create(&signal_thread, NULL, syncobj_signal, &sp2);
> +	CU_ASSERT_EQUAL(r, 0);
> +
> +	r = pthread_join(wait_thread, &tmp);
> +	CU_ASSERT_EQUAL(r, 0);
> +	CU_ASSERT_EQUAL(tmp, 0);
> +
> +	r = pthread_join(signal_thread, &tmp);
> +	CU_ASSERT_EQUAL(r, 0);
> +	CU_ASSERT_EQUAL(tmp, 0);
> +
> +	//query timeline payload
> +	p_payload = &payload;
> +	r = amdgpu_cs_syncobj_query(device_handle, &syncobj_handle, &p_payload, 1);
> +	CU_ASSERT_EQUAL(r, 0);
> +	CU_ASSERT_EQUAL(payload, 10);
> +
> +	//signal on point 16
> +	sp3.syncobj_handle = syncobj_handle;
> +	sp3.point = 16;
> +	r = pthread_create(&c_thread, NULL, syncobj_signal, &sp3);
> +	CU_ASSERT_EQUAL(r, 0);
> +	//CPU wait on point 16
> +	wait_point = 16;
> +	r = amdgpu_cs_syncobj_timeline_wait(device_handle, &syncobj_handle,
> +					    &wait_point, 1,
> +					    0x10000000000, //10s
> +					    DRM_SYNCOBJ_WAIT_FLAGS_WAIT_ALL |
> +					    DRM_SYNCOBJ_WAIT_FLAGS_WAIT_COMPLETED |
> +					    DRM_SYNCOBJ_WAIT_FLAGS_WAIT_FOR_SUBMIT,
> +					    NULL);
> +	CU_ASSERT_EQUAL(r, 0);
> +	r = pthread_join(c_thread, &tmp);
> +	CU_ASSERT_EQUAL(r, 0);
> +	CU_ASSERT_EQUAL(tmp, 0);
> +
> +	r = amdgpu_cs_destroy_syncobj(device_handle, syncobj_handle);
> +	CU_ASSERT_EQUAL(r, 0);
> +
> +}
> -- 
> 2.17.1
> 
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-- 
Daniel Vetter
Software Engineer, Intel Corporation
http://blog.ffwll.ch


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