diff options
Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_benchmark.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/radeon_benchmark.c | 133 |
1 files changed, 133 insertions, 0 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_benchmark.c b/drivers/gpu/drm/radeon/radeon_benchmark.c new file mode 100644 index 0000000..c44403a --- /dev/null +++ b/drivers/gpu/drm/radeon/radeon_benchmark.c @@ -0,0 +1,133 @@ +/* + * 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/drmP.h> +#include <drm/radeon_drm.h> +#include "radeon_reg.h" +#include "radeon.h" + +void radeon_benchmark_move(struct radeon_device *rdev, unsigned bsize, + unsigned sdomain, unsigned ddomain) +{ + struct radeon_object *dobj = NULL; + struct radeon_object *sobj = NULL; + struct radeon_fence *fence = NULL; + uint64_t saddr, daddr; + unsigned long start_jiffies; + unsigned long end_jiffies; + unsigned long time; + unsigned i, n, size; + int r; + + size = bsize; + n = 1024; + r = radeon_object_create(rdev, NULL, size, true, sdomain, false, &sobj); + if (r) { + goto out_cleanup; + } + r = radeon_object_pin(sobj, sdomain, &saddr); + if (r) { + goto out_cleanup; + } + r = radeon_object_create(rdev, NULL, size, true, ddomain, false, &dobj); + if (r) { + goto out_cleanup; + } + r = radeon_object_pin(dobj, ddomain, &daddr); + if (r) { + goto out_cleanup; + } + start_jiffies = jiffies; + for (i = 0; i < n; i++) { + r = radeon_fence_create(rdev, &fence); + if (r) { + goto out_cleanup; + } + r = radeon_copy_dma(rdev, saddr, daddr, size >> 14, fence); + if (r) { + goto out_cleanup; + } + r = radeon_fence_wait(fence, false); + if (r) { + goto out_cleanup; + } + radeon_fence_unref(&fence); + } + end_jiffies = jiffies; + time = end_jiffies - start_jiffies; + time = jiffies_to_msecs(time); + if (time > 0) { + i = ((n * size) >> 10) / time; + printk(KERN_INFO "radeon: dma %u bo moves of %ukb from %d to %d" + " in %lums (%ukb/ms %ukb/s %uM/s)\n", n, size >> 10, + sdomain, ddomain, time, i, i * 1000, (i * 1000) / 1024); + } + start_jiffies = jiffies; + for (i = 0; i < n; i++) { + r = radeon_fence_create(rdev, &fence); + if (r) { + goto out_cleanup; + } + r = radeon_copy_blit(rdev, saddr, daddr, size >> 14, fence); + if (r) { + goto out_cleanup; + } + r = radeon_fence_wait(fence, false); + if (r) { + goto out_cleanup; + } + radeon_fence_unref(&fence); + } + end_jiffies = jiffies; + time = end_jiffies - start_jiffies; + time = jiffies_to_msecs(time); + if (time > 0) { + i = ((n * size) >> 10) / time; + printk(KERN_INFO "radeon: blit %u bo moves of %ukb from %d to %d" + " in %lums (%ukb/ms %ukb/s %uM/s)\n", n, size >> 10, + sdomain, ddomain, time, i, i * 1000, (i * 1000) / 1024); + } +out_cleanup: + if (sobj) { + radeon_object_unpin(sobj); + radeon_object_unref(&sobj); + } + if (dobj) { + radeon_object_unpin(dobj); + radeon_object_unref(&dobj); + } + if (fence) { + radeon_fence_unref(&fence); + } + if (r) { + printk(KERN_WARNING "Error while benchmarking BO move.\n"); + } +} + +void radeon_benchmark(struct radeon_device *rdev) +{ + radeon_benchmark_move(rdev, 1024*1024, RADEON_GEM_DOMAIN_GTT, + RADEON_GEM_DOMAIN_VRAM); + radeon_benchmark_move(rdev, 1024*1024, RADEON_GEM_DOMAIN_VRAM, + RADEON_GEM_DOMAIN_GTT); +} |
