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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-11 08:27:49 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-11 08:27:49 +0000 |
commit | ace9429bb58fd418f0c81d4c2835699bddf6bde6 (patch) | |
tree | b2d64bc10158fdd5497876388cd68142ca374ed3 /drivers/gpu/drm/amd/amdgpu/amdgpu_benchmark.c | |
parent | Initial commit. (diff) | |
download | linux-ace9429bb58fd418f0c81d4c2835699bddf6bde6.tar.xz linux-ace9429bb58fd418f0c81d4c2835699bddf6bde6.zip |
Adding upstream version 6.6.15.upstream/6.6.15
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_benchmark.c')
-rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_benchmark.c | 260 |
1 files changed, 260 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_benchmark.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_benchmark.c new file mode 100644 index 0000000000..edc6377ec5 --- /dev/null +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_benchmark.c @@ -0,0 +1,260 @@ +/* + * Copyright 2009 Jerome Glisse. + * + * 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. + * + * Authors: Jerome Glisse + */ + +#include <drm/amdgpu_drm.h> +#include "amdgpu.h" + +#define AMDGPU_BENCHMARK_ITERATIONS 1024 +#define AMDGPU_BENCHMARK_COMMON_MODES_N 17 + +static int amdgpu_benchmark_do_move(struct amdgpu_device *adev, unsigned size, + uint64_t saddr, uint64_t daddr, int n, s64 *time_ms) +{ + ktime_t stime, etime; + struct dma_fence *fence; + int i, r; + + stime = ktime_get(); + for (i = 0; i < n; i++) { + struct amdgpu_ring *ring = adev->mman.buffer_funcs_ring; + r = amdgpu_copy_buffer(ring, saddr, daddr, size, NULL, &fence, + false, false, false); + if (r) + goto exit_do_move; + r = dma_fence_wait(fence, false); + dma_fence_put(fence); + if (r) + goto exit_do_move; + } + +exit_do_move: + etime = ktime_get(); + *time_ms = ktime_ms_delta(etime, stime); + + return r; +} + + +static void amdgpu_benchmark_log_results(struct amdgpu_device *adev, + int n, unsigned size, + s64 time_ms, + unsigned sdomain, unsigned ddomain, + char *kind) +{ + s64 throughput = (n * (size >> 10)); + + throughput = div64_s64(throughput, time_ms); + + dev_info(adev->dev, "amdgpu: %s %u bo moves of %u kB from" + " %d to %d in %lld ms, throughput: %lld Mb/s or %lld MB/s\n", + kind, n, size >> 10, sdomain, ddomain, time_ms, + throughput * 8, throughput); +} + +static int amdgpu_benchmark_move(struct amdgpu_device *adev, unsigned size, + unsigned sdomain, unsigned ddomain) +{ + struct amdgpu_bo *dobj = NULL; + struct amdgpu_bo *sobj = NULL; + uint64_t saddr, daddr; + s64 time_ms; + int r, n; + + n = AMDGPU_BENCHMARK_ITERATIONS; + + r = amdgpu_bo_create_kernel(adev, size, + PAGE_SIZE, sdomain, + &sobj, + &saddr, + NULL); + if (r) + goto out_cleanup; + r = amdgpu_bo_create_kernel(adev, size, + PAGE_SIZE, ddomain, + &dobj, + &daddr, + NULL); + if (r) + goto out_cleanup; + + if (adev->mman.buffer_funcs) { + r = amdgpu_benchmark_do_move(adev, size, saddr, daddr, n, &time_ms); + if (r) + goto out_cleanup; + else + amdgpu_benchmark_log_results(adev, n, size, time_ms, + sdomain, ddomain, "dma"); + } + +out_cleanup: + /* Check error value now. The value can be overwritten when clean up.*/ + if (r < 0) + dev_info(adev->dev, "Error while benchmarking BO move.\n"); + + if (sobj) + amdgpu_bo_free_kernel(&sobj, &saddr, NULL); + if (dobj) + amdgpu_bo_free_kernel(&dobj, &daddr, NULL); + return r; +} + +int amdgpu_benchmark(struct amdgpu_device *adev, int test_number) +{ + int i, r; + static const int common_modes[AMDGPU_BENCHMARK_COMMON_MODES_N] = { + 640 * 480 * 4, + 720 * 480 * 4, + 800 * 600 * 4, + 848 * 480 * 4, + 1024 * 768 * 4, + 1152 * 768 * 4, + 1280 * 720 * 4, + 1280 * 800 * 4, + 1280 * 854 * 4, + 1280 * 960 * 4, + 1280 * 1024 * 4, + 1440 * 900 * 4, + 1400 * 1050 * 4, + 1680 * 1050 * 4, + 1600 * 1200 * 4, + 1920 * 1080 * 4, + 1920 * 1200 * 4 + }; + + mutex_lock(&adev->benchmark_mutex); + switch (test_number) { + case 1: + dev_info(adev->dev, + "benchmark test: %d (simple test, VRAM to GTT and GTT to VRAM)\n", + test_number); + /* simple test, VRAM to GTT and GTT to VRAM */ + r = amdgpu_benchmark_move(adev, 1024*1024, AMDGPU_GEM_DOMAIN_GTT, + AMDGPU_GEM_DOMAIN_VRAM); + if (r) + goto done; + r = amdgpu_benchmark_move(adev, 1024*1024, AMDGPU_GEM_DOMAIN_VRAM, + AMDGPU_GEM_DOMAIN_GTT); + if (r) + goto done; + break; + case 2: + dev_info(adev->dev, + "benchmark test: %d (simple test, VRAM to VRAM)\n", + test_number); + /* simple test, VRAM to VRAM */ + r = amdgpu_benchmark_move(adev, 1024*1024, AMDGPU_GEM_DOMAIN_VRAM, + AMDGPU_GEM_DOMAIN_VRAM); + if (r) + goto done; + break; + case 3: + dev_info(adev->dev, + "benchmark test: %d (GTT to VRAM, buffer size sweep, powers of 2)\n", + test_number); + /* GTT to VRAM, buffer size sweep, powers of 2 */ + for (i = 1; i <= 16384; i <<= 1) { + r = amdgpu_benchmark_move(adev, i * AMDGPU_GPU_PAGE_SIZE, + AMDGPU_GEM_DOMAIN_GTT, + AMDGPU_GEM_DOMAIN_VRAM); + if (r) + goto done; + } + break; + case 4: + dev_info(adev->dev, + "benchmark test: %d (VRAM to GTT, buffer size sweep, powers of 2)\n", + test_number); + /* VRAM to GTT, buffer size sweep, powers of 2 */ + for (i = 1; i <= 16384; i <<= 1) { + r = amdgpu_benchmark_move(adev, i * AMDGPU_GPU_PAGE_SIZE, + AMDGPU_GEM_DOMAIN_VRAM, + AMDGPU_GEM_DOMAIN_GTT); + if (r) + goto done; + } + break; + case 5: + dev_info(adev->dev, + "benchmark test: %d (VRAM to VRAM, buffer size sweep, powers of 2)\n", + test_number); + /* VRAM to VRAM, buffer size sweep, powers of 2 */ + for (i = 1; i <= 16384; i <<= 1) { + r = amdgpu_benchmark_move(adev, i * AMDGPU_GPU_PAGE_SIZE, + AMDGPU_GEM_DOMAIN_VRAM, + AMDGPU_GEM_DOMAIN_VRAM); + if (r) + goto done; + } + break; + case 6: + dev_info(adev->dev, + "benchmark test: %d (GTT to VRAM, buffer size sweep, common modes)\n", + test_number); + /* GTT to VRAM, buffer size sweep, common modes */ + for (i = 0; i < AMDGPU_BENCHMARK_COMMON_MODES_N; i++) { + r = amdgpu_benchmark_move(adev, common_modes[i], + AMDGPU_GEM_DOMAIN_GTT, + AMDGPU_GEM_DOMAIN_VRAM); + if (r) + goto done; + } + break; + case 7: + dev_info(adev->dev, + "benchmark test: %d (VRAM to GTT, buffer size sweep, common modes)\n", + test_number); + /* VRAM to GTT, buffer size sweep, common modes */ + for (i = 0; i < AMDGPU_BENCHMARK_COMMON_MODES_N; i++) { + r = amdgpu_benchmark_move(adev, common_modes[i], + AMDGPU_GEM_DOMAIN_VRAM, + AMDGPU_GEM_DOMAIN_GTT); + if (r) + goto done; + } + break; + case 8: + dev_info(adev->dev, + "benchmark test: %d (VRAM to VRAM, buffer size sweep, common modes)\n", + test_number); + /* VRAM to VRAM, buffer size sweep, common modes */ + for (i = 0; i < AMDGPU_BENCHMARK_COMMON_MODES_N; i++) { + r = amdgpu_benchmark_move(adev, common_modes[i], + AMDGPU_GEM_DOMAIN_VRAM, + AMDGPU_GEM_DOMAIN_VRAM); + if (r) + goto done; + } + break; + + default: + dev_info(adev->dev, "Unknown benchmark %d\n", test_number); + r = -EINVAL; + break; + } + +done: + mutex_unlock(&adev->benchmark_mutex); + + return r; +} |