134 lines
3.8 KiB
C
134 lines
3.8 KiB
C
/*
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* Copyright 2009 Jerome Glisse.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
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* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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* OTHER DEALINGS IN THE SOFTWARE.
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*
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* Authors: Jerome Glisse
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*/
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#include <drm/drmP.h>
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#include <drm/radeon_drm.h>
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#include "radeon_reg.h"
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#include "radeon.h"
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void radeon_benchmark_move(struct radeon_device *rdev, unsigned bsize,
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unsigned sdomain, unsigned ddomain)
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{
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struct radeon_object *dobj = NULL;
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struct radeon_object *sobj = NULL;
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struct radeon_fence *fence = NULL;
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uint64_t saddr, daddr;
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unsigned long start_jiffies;
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unsigned long end_jiffies;
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unsigned long time;
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unsigned i, n, size;
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int r;
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size = bsize;
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n = 1024;
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r = radeon_object_create(rdev, NULL, size, true, sdomain, false, &sobj);
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if (r) {
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goto out_cleanup;
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}
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r = radeon_object_pin(sobj, sdomain, &saddr);
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if (r) {
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goto out_cleanup;
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}
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r = radeon_object_create(rdev, NULL, size, true, ddomain, false, &dobj);
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if (r) {
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goto out_cleanup;
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}
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r = radeon_object_pin(dobj, ddomain, &daddr);
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if (r) {
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goto out_cleanup;
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}
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start_jiffies = jiffies;
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for (i = 0; i < n; i++) {
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r = radeon_fence_create(rdev, &fence);
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if (r) {
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goto out_cleanup;
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}
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r = radeon_copy_dma(rdev, saddr, daddr, size / RADEON_GPU_PAGE_SIZE, fence);
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if (r) {
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goto out_cleanup;
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}
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r = radeon_fence_wait(fence, false);
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if (r) {
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goto out_cleanup;
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}
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radeon_fence_unref(&fence);
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}
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end_jiffies = jiffies;
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time = end_jiffies - start_jiffies;
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time = jiffies_to_msecs(time);
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if (time > 0) {
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i = ((n * size) >> 10) / time;
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printk(KERN_INFO "radeon: dma %u bo moves of %ukb from %d to %d"
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" in %lums (%ukb/ms %ukb/s %uM/s)\n", n, size >> 10,
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sdomain, ddomain, time, i, i * 1000, (i * 1000) / 1024);
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}
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start_jiffies = jiffies;
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for (i = 0; i < n; i++) {
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r = radeon_fence_create(rdev, &fence);
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if (r) {
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goto out_cleanup;
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}
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r = radeon_copy_blit(rdev, saddr, daddr, size / RADEON_GPU_PAGE_SIZE, fence);
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if (r) {
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goto out_cleanup;
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}
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r = radeon_fence_wait(fence, false);
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if (r) {
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goto out_cleanup;
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}
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radeon_fence_unref(&fence);
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}
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end_jiffies = jiffies;
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time = end_jiffies - start_jiffies;
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time = jiffies_to_msecs(time);
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if (time > 0) {
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i = ((n * size) >> 10) / time;
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printk(KERN_INFO "radeon: blit %u bo moves of %ukb from %d to %d"
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" in %lums (%ukb/ms %ukb/s %uM/s)\n", n, size >> 10,
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sdomain, ddomain, time, i, i * 1000, (i * 1000) / 1024);
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}
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out_cleanup:
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if (sobj) {
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radeon_object_unpin(sobj);
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radeon_object_unref(&sobj);
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}
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if (dobj) {
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radeon_object_unpin(dobj);
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radeon_object_unref(&dobj);
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}
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if (fence) {
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radeon_fence_unref(&fence);
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}
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if (r) {
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printk(KERN_WARNING "Error while benchmarking BO move.\n");
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}
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}
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void radeon_benchmark(struct radeon_device *rdev)
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{
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radeon_benchmark_move(rdev, 1024*1024, RADEON_GEM_DOMAIN_GTT,
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RADEON_GEM_DOMAIN_VRAM);
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radeon_benchmark_move(rdev, 1024*1024, RADEON_GEM_DOMAIN_VRAM,
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RADEON_GEM_DOMAIN_GTT);
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}
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