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/*
* Copyright © 2011 Intel Corporation
*
* 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 (including the next
* paragraph) 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 AUTHORS OR COPYRIGHT HOLDERS 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:
* Chris Wilson <chris@chris-wilson.co.uk>
*
*/
#include "igt.h"
#include <unistd.h>
#include <stdlib.h>
#include <stdint.h>
#include <stdio.h>
#include <string.h>
#include <fcntl.h>
#include <inttypes.h>
#include <errno.h>
#include <sys/stat.h>
#include <sys/ioctl.h>
#include <sys/time.h>
#include <time.h>
#include "drm.h"
#define LOCAL_I915_EXEC_NO_RELOC (1<<11)
#define LOCAL_I915_EXEC_HANDLE_LUT (1<<12)
#define LOCAL_I915_EXEC_VEBOX (4<<0)
const uint32_t batch[2] = {MI_BATCH_BUFFER_END};
int device;
static void loop(int fd, uint32_t handle, unsigned ring_id, const char *ring_name)
{
struct drm_i915_gem_execbuffer2 execbuf;
struct drm_i915_gem_exec_object2 gem_exec[1];
int count;
gem_require_ring(fd, ring_id);
memset(&gem_exec, 0, sizeof(gem_exec));
gem_exec[0].handle = handle;
memset(&execbuf, 0, sizeof(execbuf));
execbuf.buffers_ptr = (uintptr_t)gem_exec;
execbuf.buffer_count = 1;
execbuf.flags = ring_id;
execbuf.flags |= LOCAL_I915_EXEC_HANDLE_LUT;
execbuf.flags |= LOCAL_I915_EXEC_NO_RELOC;
if (drmIoctl(fd, DRM_IOCTL_I915_GEM_EXECBUFFER2, &execbuf)) {
execbuf.flags = ring_id;
do_ioctl(fd, DRM_IOCTL_I915_GEM_EXECBUFFER2, &execbuf);
}
gem_sync(fd, handle);
for (count = 1; count <= SLOW_QUICK(1<<17, 1<<4); count <<= 1) {
int loops = count;
gem_set_domain(fd, handle, I915_GEM_DOMAIN_GTT, 0);
while (loops--)
do_ioctl(fd, DRM_IOCTL_I915_GEM_EXECBUFFER2, &execbuf);
gem_sync(fd, handle);
}
}
igt_main
{
const struct intel_execution_engine *e;
uint32_t handle = 0;
igt_fixture {
device = drm_open_driver(DRIVER_INTEL);
handle = gem_create(device, 4096);
gem_write(device, handle, 0, batch, sizeof(batch));
}
for (e = intel_execution_engines; e->name; e++)
igt_subtest_f("%s", e->name)
loop(device, handle, e->exec_id | e->flags, e->name);
igt_fixture {
gem_close(device, handle);
close(device);
}
}
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