Commit 10834f86 authored by Daniel Vetter's avatar Daniel Vetter

tests/gem_suspend: exercise fence restore code

This exercise the bug fixed in

commit 94a335dba34ff47cad3d6d0c29b452d43a1be3c8
Author: Daniel Vetter <daniel.vetter@ffwll.ch>
Date:   Wed Jul 17 14:51:28 2013 +0200

    drm/i915: correctly restore fences with objects attached

For fun I've also added a subtest for the inverse transition.
Signed-off-by: Daniel Vetter's avatarDaniel Vetter <daniel.vetter@ffwll.ch>
parent 5bc0324e
......@@ -1655,3 +1655,10 @@ int drmtest_enable_prefault(void)
return drmtest_prefault_control(true);
}
void drmtest_system_suspend_autoresume(void)
{
int ret;
ret = system("rtcwake -s 30 -m mem");
assert(ret == 0);
}
......@@ -189,3 +189,6 @@ int drmtest_set_vt_graphics_mode(void);
/* prefault disabling, needs the corresponding debugfs interface */
int drmtest_disable_prefault(void);
int drmtest_enable_prefault(void);
/* suspend and auto-resume system */
void drmtest_system_suspend_autoresume(void);
......@@ -64,6 +64,7 @@ gem_storedw_loop_bsd
gem_storedw_loop_render
gem_storedw_loop_vebox
gem_stress
gem_suspend
gem_threaded_access_tiled
gem_tiled_blits
gem_tiled_fence_blits
......
......@@ -32,6 +32,7 @@ TESTS_progs_M = \
gem_pread_after_blit \
gem_ringfill \
gem_set_tiling_vs_blt \
gem_suspend \
gem_tiled_blits \
gem_tiled_partial_pwrite_pread \
gem_write_read_ring_switch \
......
/*
* Copyright © 2013 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:
* Daniel Vetter <daniel.vetter@ffwll.ch>
*
*/
#include <unistd.h>
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <assert.h>
#include <fcntl.h>
#include <inttypes.h>
#include <errno.h>
#include <sys/stat.h>
#include <sys/ioctl.h>
#include <sys/mman.h>
#include "drm.h"
#include "i915_drm.h"
#include "drmtest.h"
#define OBJECT_SIZE (16*1024*1024)
static void
test_fence_restore(int fd, bool tiled2untiled)
{
uint32_t handle1, handle2, handle_tiled;
uint32_t *ptr1, *ptr2, *ptr_tiled;
int i;
/* We wall the tiled object with untiled canary objects to make sure
* that we detect tile leaking in both directions. */
handle1 = gem_create(fd, OBJECT_SIZE);
handle2 = gem_create(fd, OBJECT_SIZE);
handle_tiled = gem_create(fd, OBJECT_SIZE);
/* Access the buffer objects in the order we want to have the laid out. */
ptr1 = gem_mmap(fd, handle1, OBJECT_SIZE, PROT_READ | PROT_WRITE);
assert(ptr1 != MAP_FAILED);
for (i = 0; i < OBJECT_SIZE/sizeof(uint32_t); i++)
ptr1[i] = i;
ptr_tiled = gem_mmap(fd, handle_tiled, OBJECT_SIZE, PROT_READ | PROT_WRITE);
assert(ptr_tiled != MAP_FAILED);
if (tiled2untiled)
gem_set_tiling(fd, handle_tiled, I915_TILING_X, 2048);
for (i = 0; i < OBJECT_SIZE/sizeof(uint32_t); i++)
ptr_tiled[i] = i;
ptr2 = gem_mmap(fd, handle2, OBJECT_SIZE, PROT_READ | PROT_WRITE);
assert(ptr2 != MAP_FAILED);
for (i = 0; i < OBJECT_SIZE/sizeof(uint32_t); i++)
ptr2[i] = i;
if (tiled2untiled)
gem_set_tiling(fd, handle_tiled, I915_TILING_NONE, 2048);
else
gem_set_tiling(fd, handle_tiled, I915_TILING_X, 2048);
drmtest_system_suspend_autoresume();
printf("checking the first canary object\n");
for (i = 0; i < OBJECT_SIZE/sizeof(uint32_t); i++)
assert(ptr1[i] == i);
printf("checking the second canary object\n");
for (i = 0; i < OBJECT_SIZE/sizeof(uint32_t); i++)
assert(ptr2[i] == i);
gem_close(fd, handle1);
gem_close(fd, handle2);
gem_close(fd, handle_tiled);
munmap(ptr1, OBJECT_SIZE);
munmap(ptr2, OBJECT_SIZE);
munmap(ptr_tiled, OBJECT_SIZE);
}
int main(int argc, char **argv)
{
int fd;
drmtest_subtest_init(argc, argv);
fd = drm_open_any();
if (drmtest_run_subtest("fence-restore-tiled2untiled"))
test_fence_restore(fd, true);
if (drmtest_run_subtest("fence-restore-untiled"))
test_fence_restore(fd, false);
close(fd);
return 0;
}
Markdown is supported
0% or .
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment