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https://github.com/tiagovignatti/intel-gpu-tools.git
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95374225e8
A few of the tools can be performed post-mortem from a different system, so it is useful to be able to compile those tools on those foreign systems. Obviously, any program to interact with the PCI device or talk to GEM will fail on a non-Intel system. Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
99 lines
2.8 KiB
C
99 lines
2.8 KiB
C
/*
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* Copyright © 2009 Intel Corporation
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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 (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* 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 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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* IN THE SOFTWARE.
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*
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* Authors:
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* Eric Anholt <eric@anholt.net>
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*
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*/
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/** @file gem_ringfill.c
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*
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* This is a test of doing many tiny batchbuffer operations, in the hope of
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* catching failure to manage the ring properly near full.
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*/
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#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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#include <assert.h>
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#include <fcntl.h>
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#include <inttypes.h>
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#include <errno.h>
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#include <sys/stat.h>
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#include <sys/time.h>
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#include "drm.h"
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#include "i915_drm.h"
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#include "drmtest.h"
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#include "intel_bufmgr.h"
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#include "intel_batchbuffer.h"
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#include "intel_gpu_tools.h"
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static drm_intel_bufmgr *bufmgr;
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struct intel_batchbuffer *batch;
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static const int width = 512, height = 512;
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static const int size = 1024 * 1024;
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int main(int argc, char **argv)
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{
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int fd;
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uint32_t devid;
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int i;
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drm_intel_bo *src_bo, *dst_bo;
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fd = drm_open_any();
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devid = intel_get_drm_devid(fd);
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bufmgr = drm_intel_bufmgr_gem_init(fd, 4096);
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drm_intel_bufmgr_gem_enable_reuse(bufmgr);
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batch = intel_batchbuffer_alloc(bufmgr);
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src_bo = drm_intel_bo_alloc(bufmgr, "src bo", size, 4096);
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dst_bo = drm_intel_bo_alloc(bufmgr, "src bo", size, 4096);
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/* The ring we've been using is 128k, and each rendering op
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* will use at least 8 dwords:
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*
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* BATCH_START
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* BATCH_START offset
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* MI_FLUSH
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* STORE_DATA_INDEX
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* STORE_DATA_INDEX offset
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* STORE_DATA_INDEX value
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* MI_USER_INTERRUPT
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* (padding)
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*
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* So iterate just a little more than that -- if we don't fill the ring
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* doing this, we aren't likely to with this test.
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*/
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for (i = 0; i < 128 * 1024 / (8 * 4) * 1.25; i++) {
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intel_copy_bo(batch, dst_bo, src_bo, width, height, devid);
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intel_batchbuffer_flush(batch);
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}
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intel_batchbuffer_free(batch);
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drm_intel_bufmgr_destroy(bufmgr);
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close(fd);
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return 0;
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}
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