| 0,0 → 1,185 |
|---|
| /* |
| * 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" |
| |
| unsigned int inline jiffies_to_msecs(const unsigned long j) |
| { |
| return (10 * j); |
| }; |
| |
| |
| void radeon_benchmark_move(struct radeon_device *rdev, unsigned bsize, |
| unsigned sdomain, unsigned ddomain) |
| { |
| struct radeon_bo *dobj = NULL; |
| struct radeon_bo *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; |
| |
| ENTER(); |
| |
| size = bsize; |
| n = 2; //1024; |
| |
| dbgprintf("source domain %x\n", sdomain); |
| |
| r = radeon_bo_create(rdev, size, PAGE_SIZE, true, sdomain, &sobj); |
| if (r) { |
| goto out_cleanup; |
| } |
| r = radeon_bo_reserve(sobj, false); |
| if (unlikely(r != 0)) |
| goto out_cleanup; |
| r = radeon_bo_pin(sobj, sdomain, &saddr); |
| // radeon_bo_unreserve(sobj); |
| if (r) { |
| goto out_cleanup; |
| } |
| |
| dbgprintf("destination domain %x\n", ddomain); |
| |
| r = radeon_bo_create(rdev, size, PAGE_SIZE, true, ddomain, &dobj); |
| if (r) { |
| goto out_cleanup; |
| } |
| r = radeon_bo_reserve(dobj, false); |
| if (unlikely(r != 0)) |
| goto out_cleanup; |
| r = radeon_bo_pin(dobj, ddomain, &daddr); |
| // radeon_bo_unreserve(dobj); |
| if (r) { |
| goto out_cleanup; |
| } |
| dbgprintf("done\n"); |
| |
| /* r100 doesn't have dma engine so skip the test */ |
| if (rdev->asic->copy_dma) { |
| |
| dbgprintf("copy dma\n"); |
| |
| start_jiffies = GetTimerTicks(); |
| 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 / RADEON_GPU_PAGE_SIZE, fence); |
| |
| if (r) { |
| goto out_cleanup; |
| } |
| r = radeon_fence_wait(fence, false); |
| if (r) { |
| goto out_cleanup; |
| } |
| radeon_fence_unref(&fence); |
| } |
| end_jiffies = GetTimerTicks(); |
| 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 = GetTimerTicks(); |
| 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 / RADEON_GPU_PAGE_SIZE, fence); |
| if (r) { |
| goto out_cleanup; |
| } |
| r = radeon_fence_wait(fence, false); |
| if (r) { |
| goto out_cleanup; |
| } |
| radeon_fence_unref(&fence); |
| } |
| end_jiffies = GetTimerTicks(); |
| 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: |
| |
| dbgprintf("cleanup\n"); |
| |
| if (sobj) { |
| r = radeon_bo_reserve(sobj, false); |
| if (likely(r == 0)) { |
| radeon_bo_unpin(sobj); |
| radeon_bo_unreserve(sobj); |
| } |
| radeon_bo_unref(&sobj); |
| } |
| if (dobj) { |
| r = radeon_bo_reserve(dobj, false); |
| if (likely(r == 0)) { |
| radeon_bo_unpin(dobj); |
| radeon_bo_unreserve(dobj); |
| } |
| radeon_bo_unref(&dobj); |
| } |
| if (fence) { |
| radeon_fence_unref(&fence); |
| } |
| if (r) { |
| printk(KERN_WARNING "Error while benchmarking BO move.\n"); |
| } |
| |
| LEAVE(); |
| |
| } |
| |
| void radeon_benchmark(struct radeon_device *rdev) |
| { |
| radeon_benchmark_move(rdev, 8192*4096, RADEON_GEM_DOMAIN_GTT, |
| RADEON_GEM_DOMAIN_VRAM); |
| radeon_benchmark_move(rdev, 8192*4096, RADEON_GEM_DOMAIN_VRAM, |
| RADEON_GEM_DOMAIN_GTT); |
| radeon_benchmark_move(rdev, 8192*4096, RADEON_GEM_DOMAIN_VRAM, |
| RADEON_GEM_DOMAIN_VRAM); |
| } |