Too much copy&pasting isn't good.
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
gem_bad_length
gem_basic
gem_caching
-gem_cpu_concurrent_blit
+gem_concurrent_blit
gem_cpu_reloc
gem_cs_prefetch
gem_cs_tlb
gem_fence_thrash
gem_flink
gem_flink_race
-gem_gtt_concurrent_blit
gem_gtt_cpu_tlb
gem_gtt_speed
gem_hang
gem_pipe_control_store_loop
gem_pread
gem_pread_after_blit
-gem_prw_concurrent_blit
gem_pwrite
gem_pwrite_pread
gem_readwrite
TESTS_progs_M = \
gem_basic \
gem_caching \
- gem_cpu_concurrent_blit \
+ gem_concurrent_blit \
gem_cs_tlb \
gem_ctx_bad_exec \
gem_dummy_reloc_loop \
gem_fence_thrash \
gem_flink \
gem_flink_race \
- gem_gtt_concurrent_blit \
gem_linear_blits \
gem_mmap_gtt \
gem_partial_pwrite_pread \
gem_pread \
gem_pread_after_blit \
- gem_prw_concurrent_blit \
gem_pwrite \
gem_pwrite_pread \
gem_readwrite \
*
*/
-/** @file gem_prw_concurrent_blit.c
+/** @file gem_concurrent_blit.c
*
* This is a test of pread/pwrite behavior when writing to active
* buffers.
#include "intel_gpu_tools.h"
static void
-set_bo(drm_intel_bo *bo, uint32_t val, int width, int height)
+prw_set_bo(drm_intel_bo *bo, uint32_t val, int width, int height)
{
int size = width * height;
uint32_t *vaddr, *tmp;
}
static void
-cmp_bo(drm_intel_bo *bo, uint32_t val, int width, int height)
+prw_cmp_bo(drm_intel_bo *bo, uint32_t val, int width, int height)
{
int size = width * height;
uint32_t *vaddr, *tmp;
}
static drm_intel_bo *
-create_bo(drm_intel_bufmgr *bufmgr, uint32_t val, int width, int height)
+unmapped_create_bo(drm_intel_bufmgr *bufmgr, uint32_t val, int width, int height)
{
drm_intel_bo *bo;
return bo;
}
-int
-main(int argc, char **argv)
+static void
+gtt_set_bo(drm_intel_bo *bo, uint32_t val, int width, int height)
{
- drm_intel_bufmgr *bufmgr;
- struct intel_batchbuffer *batch;
- int num_buffers = 128, max;
- drm_intel_bo *src[128], *dst[128], *dummy = NULL;
- int width = 512, height = 512;
- int fd, loop, i, nc;
- pid_t children[16];
+ int size = width * height;
+ uint32_t *vaddr;
- igt_subtest_init(argc, argv);
- igt_skip_on_simulation();
+ drm_intel_gem_bo_start_gtt_access(bo, true);
+ vaddr = bo->virtual;
+ while (size--)
+ *vaddr++ = val;
+}
- fd = drm_open_any();
+static void
+gtt_cmp_bo(drm_intel_bo *bo, uint32_t val, int width, int height)
+{
+ int size = width * height;
+ uint32_t *vaddr;
- max = gem_aperture_size (fd) / (1024 * 1024) / 2;
- if (num_buffers > max)
- num_buffers = max;
+ drm_intel_gem_bo_start_gtt_access(bo, false);
+ vaddr = bo->virtual;
+ while (size--)
+ igt_assert(*vaddr++ == val);
+}
- bufmgr = drm_intel_bufmgr_gem_init(fd, 4096);
- drm_intel_bufmgr_gem_enable_reuse(bufmgr);
- batch = intel_batchbuffer_alloc(bufmgr, intel_get_drm_devid(fd));
+static drm_intel_bo *
+gtt_create_bo(drm_intel_bufmgr *bufmgr, uint32_t val, int width, int height)
+{
+ drm_intel_bo *bo;
+
+ bo = drm_intel_bo_alloc(bufmgr, "bo", 4*width*height, 0);
+ igt_assert(bo);
+
+ /* gtt map doesn't have a write parameter, so just keep the mapping
+ * around (to avoid the set_domain with the gtt write domain set) and
+ * manually tell the kernel when we start access the gtt. */
+ do_or_die(drm_intel_gem_bo_map_gtt(bo));
+
+ return bo;
+}
+
+static void
+cpu_set_bo(drm_intel_bo *bo, uint32_t val, int width, int height)
+{
+ int size = width * height;
+ uint32_t *vaddr;
+
+ do_or_die(drm_intel_bo_map(bo, true));
+ vaddr = bo->virtual;
+ while (size--)
+ *vaddr++ = val;
+ drm_intel_bo_unmap(bo);
+}
+
+static void
+cpu_cmp_bo(drm_intel_bo *bo, uint32_t val, int width, int height)
+{
+ int size = width * height;
+ uint32_t *vaddr;
+
+ do_or_die(drm_intel_bo_map(bo, false));
+ vaddr = bo->virtual;
+ while (size--)
+ igt_assert(*vaddr++ == val);
+ drm_intel_bo_unmap(bo);
+}
+
+struct access_mode {
+ void (*set_bo)(drm_intel_bo *bo, uint32_t val, int w, int h);
+ void (*cmp_bo)(drm_intel_bo *bo, uint32_t val, int w, int h);
+ drm_intel_bo *(*create_bo)(drm_intel_bufmgr *bufmgr,
+ uint32_t val, int width, int height);
+ const char *name;
+};
+
+struct access_mode access_modes[] = {
+ { .set_bo = prw_set_bo, .cmp_bo = prw_cmp_bo,
+ .create_bo = unmapped_create_bo, .name = "prw" },
+ { .set_bo = cpu_set_bo, .cmp_bo = cpu_cmp_bo,
+ .create_bo = unmapped_create_bo, .name = "cpu" },
+ { .set_bo = gtt_set_bo, .cmp_bo = gtt_cmp_bo,
+ .create_bo = gtt_create_bo, .name = "gtt" },
+};
+
+int num_buffers = 128, fd;
+drm_intel_bufmgr *bufmgr;
+struct intel_batchbuffer *batch;
+
+static void
+run_modes(struct access_mode *mode)
+{
+ int width = 512, height = 512;
+ int loop, i, nc;
+ pid_t children[16];
+
+ drm_intel_bo *src[128], *dst[128], *dummy = NULL;
if (!igt_only_list_subtests()) {
for (i = 0; i < num_buffers; i++) {
- src[i] = create_bo(bufmgr, i, width, height);
- dst[i] = create_bo(bufmgr, ~i, width, height);
+ src[i] = mode->create_bo(bufmgr, i, width, height);
+ dst[i] = mode->create_bo(bufmgr, ~i, width, height);
}
- dummy = create_bo(bufmgr, 0, width, height);
+ dummy = mode->create_bo(bufmgr, 0, width, height);
}
/* try to overwrite the source values */
- igt_subtest("overwrite-source") {
+ igt_subtest_f("%s-overwrite-source", mode->name) {
for (i = 0; i < num_buffers; i++) {
- set_bo(src[i], i, width, height);
- set_bo(dst[i], i, width, height);
+ mode->set_bo(src[i], i, width, height);
+ mode->set_bo(dst[i], i, width, height);
}
for (i = 0; i < num_buffers; i++)
intel_copy_bo(batch, dst[i], src[i], width, height);
for (i = num_buffers; i--; )
- set_bo(src[i], 0xdeadbeef, width, height);
+ mode->set_bo(src[i], 0xdeadbeef, width, height);
for (i = 0; i < num_buffers; i++)
- cmp_bo(dst[i], i, width, height);
+ mode->cmp_bo(dst[i], i, width, height);
}
/* try to read the results before the copy completes */
- igt_subtest("early-read") {
+ igt_subtest_f("%s-early-read", mode->name) {
for (i = num_buffers; i--; )
- set_bo(src[i], 0xdeadbeef, width, height);
+ mode->set_bo(src[i], 0xdeadbeef, width, height);
for (i = 0; i < num_buffers; i++)
intel_copy_bo(batch, dst[i], src[i], width, height);
for (i = num_buffers; i--; )
- cmp_bo(dst[i], 0xdeadbeef, width, height);
+ mode->cmp_bo(dst[i], 0xdeadbeef, width, height);
}
/* and finally try to trick the kernel into loosing the pending write */
- igt_subtest("gpu-read-after-write") {
+ igt_subtest_f("%s-gpu-read-after-write", mode->name) {
for (i = num_buffers; i--; )
- set_bo(src[i], 0xabcdabcd, width, height);
+ mode->set_bo(src[i], 0xabcdabcd, width, height);
for (i = 0; i < num_buffers; i++)
intel_copy_bo(batch, dst[i], src[i], width, height);
for (i = num_buffers; i--; )
intel_copy_bo(batch, dummy, dst[i], width, height);
for (i = num_buffers; i--; )
- cmp_bo(dst[i], 0xabcdabcd, width, height);
+ mode->cmp_bo(dst[i], 0xabcdabcd, width, height);
}
igt_fork_signal_helper();
/* try to read the results before the copy completes */
- igt_subtest("overwrite-source-interruptible") {
+ igt_subtest_f("%s-overwrite-source-interruptible", mode->name) {
for (loop = 0; loop < 10; loop++) {
gem_quiescent_gpu(fd);
for (i = 0; i < num_buffers; i++) {
- set_bo(src[i], i, width, height);
- set_bo(dst[i], i, width, height);
+ mode->set_bo(src[i], i, width, height);
+ mode->set_bo(dst[i], i, width, height);
}
for (i = 0; i < num_buffers; i++)
intel_copy_bo(batch, dst[i], src[i], width, height);
for (i = num_buffers; i--; )
- set_bo(src[i], 0xdeadbeef, width, height);
+ mode->set_bo(src[i], 0xdeadbeef, width, height);
for (i = 0; i < num_buffers; i++)
- cmp_bo(dst[i], i, width, height);
+ mode->cmp_bo(dst[i], i, width, height);
}
}
/* try to read the results before the copy completes */
- igt_subtest("early-read-interruptible") {
+ igt_subtest_f("%s-early-read-interruptible", mode->name) {
for (loop = 0; loop < 10; loop++) {
gem_quiescent_gpu(fd);
for (i = num_buffers; i--; )
- set_bo(src[i], 0xdeadbeef, width, height);
+ mode->set_bo(src[i], 0xdeadbeef, width, height);
for (i = 0; i < num_buffers; i++)
intel_copy_bo(batch, dst[i], src[i], width, height);
for (i = num_buffers; i--; )
- cmp_bo(dst[i], 0xdeadbeef, width, height);
+ mode->cmp_bo(dst[i], 0xdeadbeef, width, height);
}
}
/* and finally try to trick the kernel into loosing the pending write */
- igt_subtest("gpu-read-after-write-interruptible") {
+ igt_subtest_f("%s-gpu-read-after-write-interruptible", mode->name) {
for (loop = 0; loop < 10; loop++) {
gem_quiescent_gpu(fd);
for (i = num_buffers; i--; )
- set_bo(src[i], 0xabcdabcd, width, height);
+ mode->set_bo(src[i], 0xabcdabcd, width, height);
for (i = 0; i < num_buffers; i++)
intel_copy_bo(batch, dst[i], src[i], width, height);
for (i = num_buffers; i--; )
intel_copy_bo(batch, dummy, dst[i], width, height);
for (i = num_buffers; i--; )
- cmp_bo(dst[i], 0xabcdabcd, width, height);
+ mode->cmp_bo(dst[i], 0xabcdabcd, width, height);
}
}
/* try to read the results before the copy completes */
- igt_subtest("overwrite-source-forked") {
+ igt_subtest_f("%s-overwrite-source-forked", mode->name) {
for (nc = 0; nc < ARRAY_SIZE(children); nc++) {
switch ((children[nc] = fork())) {
case -1: igt_assert(0);
drm_intel_bufmgr_gem_enable_reuse(bufmgr);
batch = intel_batchbuffer_alloc(bufmgr, intel_get_drm_devid(fd));
for (i = 0; i < num_buffers; i++) {
- src[i] = create_bo(bufmgr, i, width, height);
- dst[i] = create_bo(bufmgr, ~i, width, height);
+ src[i] = mode->create_bo(bufmgr, i, width, height);
+ dst[i] = mode->create_bo(bufmgr, ~i, width, height);
}
for (loop = 0; loop < 10; loop++) {
gem_quiescent_gpu(fd);
for (i = 0; i < num_buffers; i++) {
- set_bo(src[i], i, width, height);
- set_bo(dst[i], i, width, height);
+ mode->set_bo(src[i], i, width, height);
+ mode->set_bo(dst[i], i, width, height);
}
for (i = 0; i < num_buffers; i++)
intel_copy_bo(batch, dst[i], src[i], width, height);
for (i = num_buffers; i--; )
- set_bo(src[i], 0xdeadbeef, width, height);
+ mode->set_bo(src[i], 0xdeadbeef, width, height);
for (i = 0; i < num_buffers; i++)
- cmp_bo(dst[i], i, width, height);
+ mode->cmp_bo(dst[i], i, width, height);
}
exit(0);
}
}
/* try to read the results before the copy completes */
- igt_subtest("early-read-forked") {
+ igt_subtest_f("%s-early-read-forked", mode->name) {
for (nc = 0; nc < ARRAY_SIZE(children); nc++) {
switch ((children[nc] = fork())) {
case -1: igt_assert(0);
drm_intel_bufmgr_gem_enable_reuse(bufmgr);
batch = intel_batchbuffer_alloc(bufmgr, intel_get_drm_devid(fd));
for (i = 0; i < num_buffers; i++) {
- src[i] = create_bo(bufmgr, i, width, height);
- dst[i] = create_bo(bufmgr, ~i, width, height);
+ src[i] = mode->create_bo(bufmgr, i, width, height);
+ dst[i] = mode->create_bo(bufmgr, ~i, width, height);
}
for (loop = 0; loop < 10; loop++) {
gem_quiescent_gpu(fd);
for (i = num_buffers; i--; )
- set_bo(src[i], 0xdeadbeef, width, height);
+ mode->set_bo(src[i], 0xdeadbeef, width, height);
for (i = 0; i < num_buffers; i++)
intel_copy_bo(batch, dst[i], src[i], width, height);
for (i = num_buffers; i--; )
- cmp_bo(dst[i], 0xdeadbeef, width, height);
+ mode->cmp_bo(dst[i], 0xdeadbeef, width, height);
}
exit(0);
}
}
/* and finally try to trick the kernel into loosing the pending write */
- igt_subtest("gpu-read-after-write-forked") {
+ igt_subtest_f("%s-gpu-read-after-write-forked", mode->name) {
for (nc = 0; nc < ARRAY_SIZE(children); nc++) {
switch ((children[nc] = fork())) {
case -1: igt_assert(0);
drm_intel_bufmgr_gem_enable_reuse(bufmgr);
batch = intel_batchbuffer_alloc(bufmgr, intel_get_drm_devid(fd));
for (i = 0; i < num_buffers; i++) {
- src[i] = create_bo(bufmgr, i, width, height);
- dst[i] = create_bo(bufmgr, ~i, width, height);
+ src[i] = mode->create_bo(bufmgr, i, width, height);
+ dst[i] = mode->create_bo(bufmgr, ~i, width, height);
}
- dummy = create_bo(bufmgr, 0, width, height);
+ dummy = mode->create_bo(bufmgr, 0, width, height);
for (loop = 0; loop < 10; loop++) {
gem_quiescent_gpu(fd);
for (i = num_buffers; i--; )
- set_bo(src[i], 0xabcdabcd, width, height);
+ mode->set_bo(src[i], 0xabcdabcd, width, height);
for (i = 0; i < num_buffers; i++)
intel_copy_bo(batch, dst[i], src[i], width, height);
for (i = num_buffers; i--; )
intel_copy_bo(batch, dummy, dst[i], width, height);
for (i = num_buffers; i--; )
- cmp_bo(dst[i], 0xabcdabcd, width, height);
+ mode->cmp_bo(dst[i], 0xabcdabcd, width, height);
}
exit(0);
}
igt_stop_signal_helper();
+ if (!igt_only_list_subtests()) {
+ for (i = 0; i < num_buffers; i++) {
+ drm_intel_bo_unreference(src[i]);
+ drm_intel_bo_unreference(dst[i]);
+ }
+ drm_intel_bo_unreference(dummy);
+ }
+}
+
+int
+main(int argc, char **argv)
+{
+ int max, i;
+
+ igt_subtest_init(argc, argv);
+ igt_skip_on_simulation();
+
+ fd = drm_open_any();
+
+ max = gem_aperture_size (fd) / (1024 * 1024) / 2;
+ if (num_buffers > max)
+ num_buffers = max;
+
+ bufmgr = drm_intel_bufmgr_gem_init(fd, 4096);
+ drm_intel_bufmgr_gem_enable_reuse(bufmgr);
+ batch = intel_batchbuffer_alloc(bufmgr, intel_get_drm_devid(fd));
+
+ for (i = 0; i < ARRAY_SIZE(access_modes); i++)
+ run_modes(&access_modes[i]);
+
return 0;
}
+++ /dev/null
-/*
- * Copyright © 2009,2012 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:
- * Eric Anholt <eric@anholt.net>
- * Chris Wilson <chris@chris-wilson.co.uk>
- *
- */
-
-/** @file gem_cpu_concurrent_blit.c
- *
- * This is a test of CPU read/write behavior when writing to active
- * buffers.
- */
-
-#include <stdlib.h>
-#include <stdio.h>
-#include <string.h>
-#include <fcntl.h>
-#include <inttypes.h>
-#include <errno.h>
-#include <sys/stat.h>
-#include <sys/time.h>
-#include <sys/wait.h>
-#include "drm.h"
-#include "i915_drm.h"
-#include "drmtest.h"
-#include "intel_bufmgr.h"
-#include "intel_batchbuffer.h"
-#include "intel_gpu_tools.h"
-
-static void
-set_bo(drm_intel_bo *bo, uint32_t val, int width, int height)
-{
- int size = width * height;
- uint32_t *vaddr;
-
- do_or_die(drm_intel_bo_map(bo, true));
- vaddr = bo->virtual;
- while (size--)
- *vaddr++ = val;
- drm_intel_bo_unmap(bo);
-}
-
-static void
-cmp_bo(drm_intel_bo *bo, uint32_t val, int width, int height)
-{
- int size = width * height;
- uint32_t *vaddr;
-
- do_or_die(drm_intel_bo_map(bo, false));
- vaddr = bo->virtual;
- while (size--)
- igt_assert(*vaddr++ == val);
- drm_intel_bo_unmap(bo);
-}
-
-static drm_intel_bo *
-create_bo(drm_intel_bufmgr *bufmgr, uint32_t val, int width, int height)
-{
- drm_intel_bo *bo;
-
- bo = drm_intel_bo_alloc(bufmgr, "bo", 4*width*height, 0);
- igt_assert(bo);
-
- return bo;
-}
-
-int
-main(int argc, char **argv)
-{
- drm_intel_bufmgr *bufmgr;
- struct intel_batchbuffer *batch;
- int num_buffers = 128, max;
- drm_intel_bo *src[128], *dst[128], *dummy = NULL;
- int width = 512, height = 512;
- int i, loop, fd, nc;
- pid_t children[16];
-
- igt_subtest_init(argc, argv);
- igt_skip_on_simulation();
-
- fd = drm_open_any();
-
- max = gem_aperture_size (fd) / (1024 * 1024) / 2;
- if (num_buffers > max)
- num_buffers = max;
-
- bufmgr = drm_intel_bufmgr_gem_init(fd, 4096);
- drm_intel_bufmgr_gem_enable_reuse(bufmgr);
- batch = intel_batchbuffer_alloc(bufmgr, intel_get_drm_devid(fd));
-
- if (!igt_only_list_subtests()) {
- for (i = 0; i < num_buffers; i++) {
- src[i] = create_bo(bufmgr, i, width, height);
- dst[i] = create_bo(bufmgr, ~i, width, height);
- }
- dummy = create_bo(bufmgr, 0, width, height);
- }
-
- /* try to overwrite the source values */
- igt_subtest("overwrite-source") {
- for (i = 0; i < num_buffers; i++) {
- set_bo(src[i], i, width, height);
- set_bo(dst[i], i, width, height);
- }
- for (i = 0; i < num_buffers; i++)
- intel_copy_bo(batch, dst[i], src[i], width, height);
- for (i = num_buffers; i--; )
- set_bo(src[i], 0xdeadbeef, width, height);
- for (i = 0; i < num_buffers; i++)
- cmp_bo(dst[i], i, width, height);
- }
-
- /* try to read the results before the copy completes */
- igt_subtest("early-read") {
- for (i = num_buffers; i--; )
- set_bo(src[i], 0xdeadbeef, width, height);
- for (i = 0; i < num_buffers; i++)
- intel_copy_bo(batch, dst[i], src[i], width, height);
- for (i = num_buffers; i--; )
- cmp_bo(dst[i], 0xdeadbeef, width, height);
- }
-
- /* and finally try to trick the kernel into loosing the pending write */
- igt_subtest("gpu-read-after-write") {
- for (i = num_buffers; i--; )
- set_bo(src[i], 0xabcdabcd, width, height);
- for (i = 0; i < num_buffers; i++)
- intel_copy_bo(batch, dst[i], src[i], width, height);
- for (i = num_buffers; i--; )
- intel_copy_bo(batch, dummy, dst[i], width, height);
- for (i = num_buffers; i--; )
- cmp_bo(dst[i], 0xabcdabcd, width, height);
- }
-
- igt_fork_signal_helper();
-
- /* try to overwrite the source values */
- igt_subtest("overwrite-source-interruptible") {
- for (loop = 0; loop < 10; loop++) {
- gem_quiescent_gpu(fd);
- for (i = 0; i < num_buffers; i++) {
- set_bo(src[i], i, width, height);
- set_bo(dst[i], i, width, height);
- }
- for (i = 0; i < num_buffers; i++)
- intel_copy_bo(batch, dst[i], src[i], width, height);
- for (i = num_buffers; i--; )
- set_bo(src[i], 0xdeadbeef, width, height);
- for (i = 0; i < num_buffers; i++)
- cmp_bo(dst[i], i, width, height);
- }
- }
-
- /* try to read the results before the copy completes */
- igt_subtest("early-read-interruptible") {
- for (loop = 0; loop < 10; loop++) {
- gem_quiescent_gpu(fd);
- for (i = num_buffers; i--; )
- set_bo(src[i], 0xdeadbeef, width, height);
- for (i = 0; i < num_buffers; i++)
- intel_copy_bo(batch, dst[i], src[i], width, height);
- for (i = num_buffers; i--; )
- cmp_bo(dst[i], 0xdeadbeef, width, height);
- }
- }
-
- /* and finally try to trick the kernel into loosing the pending write */
- igt_subtest("gpu-read-after-write-interruptible") {
- for (loop = 0; loop < 10; loop++) {
- gem_quiescent_gpu(fd);
- for (i = num_buffers; i--; )
- set_bo(src[i], 0xabcdabcd, width, height);
- for (i = 0; i < num_buffers; i++)
- intel_copy_bo(batch, dst[i], src[i], width, height);
- for (i = num_buffers; i--; )
- intel_copy_bo(batch, dummy, dst[i], width, height);
- for (i = num_buffers; i--; )
- cmp_bo(dst[i], 0xabcdabcd, width, height);
- }
- }
-
- /* try to overwrite the source values */
- igt_subtest("overwrite-source-forked") {
- for (nc = 0; nc < ARRAY_SIZE(children); nc++) {
- switch ((children[nc] = fork())) {
- case -1: igt_assert(0);
- default: break;
- case 0:
- /* recreate process local variables */
- bufmgr = drm_intel_bufmgr_gem_init(fd, 4096);
- drm_intel_bufmgr_gem_enable_reuse(bufmgr);
- batch = intel_batchbuffer_alloc(bufmgr, intel_get_drm_devid(fd));
- for (i = 0; i < num_buffers; i++) {
- src[i] = create_bo(bufmgr, i, width, height);
- dst[i] = create_bo(bufmgr, ~i, width, height);
- }
- for (loop = 0; loop < 10; loop++) {
- gem_quiescent_gpu(fd);
- for (i = 0; i < num_buffers; i++) {
- set_bo(src[i], i, width, height);
- set_bo(dst[i], i, width, height);
- }
- for (i = 0; i < num_buffers; i++)
- intel_copy_bo(batch, dst[i], src[i], width, height);
- for (i = num_buffers; i--; )
- set_bo(src[i], 0xdeadbeef, width, height);
- for (i = 0; i < num_buffers; i++)
- cmp_bo(dst[i], i, width, height);
- }
- exit(0);
- }
- }
- for (nc = 0; nc < ARRAY_SIZE(children); nc++) {
- int status = -1;
- while (waitpid(children[nc], &status, 0) == -1 &&
- errno == -EINTR)
- ;
- igt_assert(status == 0);
- }
- }
-
- /* try to read the results before the copy completes */
- igt_subtest("early-read-forked") {
- for (nc = 0; nc < ARRAY_SIZE(children); nc++) {
- switch ((children[nc] = fork())) {
- case -1: igt_assert(0);
- default: break;
- case 0:
- /* recreate process local variables */
- bufmgr = drm_intel_bufmgr_gem_init(fd, 4096);
- drm_intel_bufmgr_gem_enable_reuse(bufmgr);
- batch = intel_batchbuffer_alloc(bufmgr, intel_get_drm_devid(fd));
- for (i = 0; i < num_buffers; i++) {
- src[i] = create_bo(bufmgr, i, width, height);
- dst[i] = create_bo(bufmgr, ~i, width, height);
- }
- for (loop = 0; loop < 10; loop++) {
- gem_quiescent_gpu(fd);
- for (i = num_buffers; i--; )
- set_bo(src[i], 0xdeadbeef, width, height);
- for (i = 0; i < num_buffers; i++)
- intel_copy_bo(batch, dst[i], src[i], width, height);
- for (i = num_buffers; i--; )
- cmp_bo(dst[i], 0xdeadbeef, width, height);
- }
- exit(0);
- }
- }
- for (nc = 0; nc < ARRAY_SIZE(children); nc++) {
- int status = -1;
- while (waitpid(children[nc], &status, 0) == -1 &&
- errno == -EINTR)
- ;
- igt_assert(status == 0);
- }
- }
-
- /* and finally try to trick the kernel into loosing the pending write */
- igt_subtest("gpu-read-after-write-forked") {
- for (nc = 0; nc < ARRAY_SIZE(children); nc++) {
- switch ((children[nc] = fork())) {
- case -1: igt_assert(0);
- default: break;
- case 0:
- /* recreate process local variables */
- bufmgr = drm_intel_bufmgr_gem_init(fd, 4096);
- drm_intel_bufmgr_gem_enable_reuse(bufmgr);
- batch = intel_batchbuffer_alloc(bufmgr, intel_get_drm_devid(fd));
- for (i = 0; i < num_buffers; i++) {
- src[i] = create_bo(bufmgr, i, width, height);
- dst[i] = create_bo(bufmgr, ~i, width, height);
- }
- dummy = create_bo(bufmgr, 0, width, height);
- for (loop = 0; loop < 10; loop++) {
- gem_quiescent_gpu(fd);
- for (i = num_buffers; i--; )
- set_bo(src[i], 0xabcdabcd, width, height);
- for (i = 0; i < num_buffers; i++)
- intel_copy_bo(batch, dst[i], src[i], width, height);
- for (i = num_buffers; i--; )
- intel_copy_bo(batch, dummy, dst[i], width, height);
- for (i = num_buffers; i--; )
- cmp_bo(dst[i], 0xabcdabcd, width, height);
- }
- exit(0);
- }
- }
- for (nc = 0; nc < ARRAY_SIZE(children); nc++) {
- int status = -1;
- while (waitpid(children[nc], &status, 0) == -1 &&
- errno == -EINTR)
- ;
- igt_assert(status == 0);
- }
- }
-
- igt_stop_signal_helper();
-
- return 0;
-}
+++ /dev/null
-/*
- * Copyright © 2009,2012 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:
- * Eric Anholt <eric@anholt.net>
- * Chris Wilson <chris@chris-wilson.co.uk>
- *
- */
-
-/** @file gem_cpu_concurrent_blit.c
- *
- * This is a test of GTT mmap read/write behavior when writing to active
- * buffers.
- */
-
-#include <stdlib.h>
-#include <stdio.h>
-#include <string.h>
-#include <fcntl.h>
-#include <inttypes.h>
-#include <errno.h>
-#include <sys/stat.h>
-#include <sys/time.h>
-#include "drm.h"
-#include "i915_drm.h"
-#include "drmtest.h"
-#include "intel_bufmgr.h"
-#include "intel_batchbuffer.h"
-#include "intel_gpu_tools.h"
-
-static void
-set_bo(drm_intel_bo *bo, uint32_t val, int width, int height)
-{
- int size = width * height;
- uint32_t *vaddr;
-
- drm_intel_gem_bo_start_gtt_access(bo, true);
- vaddr = bo->virtual;
- while (size--)
- *vaddr++ = val;
-}
-
-static void
-cmp_bo(drm_intel_bo *bo, uint32_t val, int width, int height)
-{
- int size = width * height;
- uint32_t *vaddr;
-
- drm_intel_gem_bo_start_gtt_access(bo, false);
- vaddr = bo->virtual;
- while (size--)
- igt_assert(*vaddr++ == val);
-}
-
-static drm_intel_bo *
-create_bo(drm_intel_bufmgr *bufmgr, uint32_t val, int width, int height)
-{
- drm_intel_bo *bo;
-
- bo = drm_intel_bo_alloc(bufmgr, "bo", 4*width*height, 0);
- igt_assert(bo);
-
- /* gtt map doesn't have a write parameter, so just keep the mapping
- * around (to avoid the set_domain with the gtt write domain set) and
- * manually tell the kernel when we start access the gtt. */
- do_or_die(drm_intel_gem_bo_map_gtt(bo));
-
- return bo;
-}
-
-int
-main(int argc, char **argv)
-{
- drm_intel_bufmgr *bufmgr;
- struct intel_batchbuffer *batch;
- int num_buffers = 128, max;
- drm_intel_bo *src[128], *dst[128], *dummy = NULL;
- int width = 512, height = 512;
- int fd, loop, i;
-
- igt_subtest_init(argc, argv);
- igt_skip_on_simulation();
-
- fd = drm_open_any();
-
- max = gem_aperture_size (fd) / (1024 * 1024) / 2;
- if (num_buffers > max)
- num_buffers = max;
-
- bufmgr = drm_intel_bufmgr_gem_init(fd, 4096);
- drm_intel_bufmgr_gem_enable_reuse(bufmgr);
- batch = intel_batchbuffer_alloc(bufmgr, intel_get_drm_devid(fd));
-
- if (!igt_only_list_subtests()) {
- for (i = 0; i < num_buffers; i++) {
- src[i] = create_bo(bufmgr, i, width, height);
- dst[i] = create_bo(bufmgr, ~i, width, height);
- }
- dummy = create_bo(bufmgr, 0, width, height);
- }
-
- /* try to overwrite the source values */
- igt_subtest("overwrite-source") {
- for (i = 0; i < num_buffers; i++) {
- set_bo(src[i], i, width, height);
- set_bo(dst[i], i, width, height);
- }
- for (i = 0; i < num_buffers; i++)
- intel_copy_bo(batch, dst[i], src[i], width, height);
- for (i = num_buffers; i--; )
- set_bo(src[i], 0xdeadbeef, width, height);
- for (i = 0; i < num_buffers; i++)
- cmp_bo(dst[i], i, width, height);
- }
-
- /* try to read the results before the copy completes */
- igt_subtest("early-read") {
- for (i = num_buffers; i--; )
- set_bo(src[i], 0xdeadbeef, width, height);
- for (i = 0; i < num_buffers; i++)
- intel_copy_bo(batch, dst[i], src[i], width, height);
- for (i = num_buffers; i--; )
- cmp_bo(dst[i], 0xdeadbeef, width, height);
- }
-
- /* and finally try to trick the kernel into loosing the pending write */
- igt_subtest("gpu-read-after-write") {
- for (i = num_buffers; i--; )
- set_bo(src[i], 0xabcdabcd, width, height);
- for (i = 0; i < num_buffers; i++)
- intel_copy_bo(batch, dst[i], src[i], width, height);
- for (i = num_buffers; i--; )
- intel_copy_bo(batch, dummy, dst[i], width, height);
- for (i = num_buffers; i--; )
- cmp_bo(dst[i], 0xabcdabcd, width, height);
- }
-
- igt_fork_signal_helper();
-
- /* try to read the results before the copy completes */
- igt_subtest("overwrite-source-interruptible") {
- for (loop = 0; loop < 10; loop++) {
- gem_quiescent_gpu(fd);
- for (i = 0; i < num_buffers; i++) {
- set_bo(src[i], i, width, height);
- set_bo(dst[i], i, width, height);
- }
- for (i = 0; i < num_buffers; i++)
- intel_copy_bo(batch, dst[i], src[i], width, height);
- for (i = num_buffers; i--; )
- set_bo(src[i], 0xdeadbeef, width, height);
- for (i = 0; i < num_buffers; i++)
- cmp_bo(dst[i], i, width, height);
- }
- }
-
- /* try to read the results before the copy completes */
- igt_subtest("early-read-interruptible") {
- for (loop = 0; loop < 10; loop++) {
- gem_quiescent_gpu(fd);
- for (i = num_buffers; i--; )
- set_bo(src[i], 0xdeadbeef, width, height);
- for (i = 0; i < num_buffers; i++)
- intel_copy_bo(batch, dst[i], src[i], width, height);
- for (i = num_buffers; i--; )
- cmp_bo(dst[i], 0xdeadbeef, width, height);
- }
- }
-
- /* and finally try to trick the kernel into loosing the pending write */
- igt_subtest("gpu-read-after-write-interruptible") {
- for (loop = 0; loop < 10; loop++) {
- gem_quiescent_gpu(fd);
- for (i = num_buffers; i--; )
- set_bo(src[i], 0xabcdabcd, width, height);
- for (i = 0; i < num_buffers; i++)
- intel_copy_bo(batch, dst[i], src[i], width, height);
- for (i = num_buffers; i--; )
- intel_copy_bo(batch, dummy, dst[i], width, height);
- for (i = num_buffers; i--; )
- cmp_bo(dst[i], 0xabcdabcd, width, height);
- }
- }
-
- igt_stop_signal_helper();
-
- return 0;
-}
projects / profile / extras / intel-gpu-tools.git / commitdiff