tests: add gem_reset_stats

v2: check the ioctl pad and flag parameters

Signed-off-by: Mika Kuoppala <mika.kuoppala@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>

2 files changed, 771 insertions, 0 deletions

diff --git a/tests/Makefile.sources b/tests/Makefile.sources
index 5f4d2827..a02b93d1 100644
--- a/tests/Makefile.sources
+++ b/tests/Makefile.sources
@@ -182,6 +182,7 @@ HANG = \
 	gem_bad_blit \
 	gem_bad_address \
 	gem_non_secure_batch \
+	gem_reset_stats \
 	$(NULL)
 
 scripts = \
diff --git a/tests/gem_reset_stats.c b/tests/gem_reset_stats.c
new file mode 100644
index 00000000..20402942
--- /dev/null
+++ b/tests/gem_reset_stats.c
@@ -0,0 +1,770 @@
+/*
+ * Copyright (c) 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:
+ *  Mika Kuoppala <mika.kuoppala@intel.com>
+ *
+ */
+
+#include <unistd.h>
+#include <stdlib.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/mman.h>
+#include <time.h>
+
+#include "i915_drm.h"
+#include "intel_bufmgr.h"
+#include "intel_batchbuffer.h"
+#include "intel_gpu_tools.h"
+#include "rendercopy.h"
+
+#define RS_NO_ERROR      0
+#define RS_BATCH_ACTIVE  (1 << 0)
+#define RS_BATCH_PENDING (1 << 1)
+#define RS_UNKNOWN       (1 << 2)
+
+struct local_drm_i915_reset_stats {
+	__u32 ctx_id;
+	__u32 flags;
+	__u32 reset_count;
+	__u32 batch_active;
+	__u32 batch_pending;
+	__u32 pad;
+};
+
+struct local_drm_i915_gem_context_create {
+	__u32 ctx_id;
+	__u32 pad;
+};
+
+struct local_drm_i915_gem_context_destroy {
+	__u32 ctx_id;
+	__u32 pad;
+};
+
+#define MAX_FD 32
+
+#define CONTEXT_CREATE_IOCTL DRM_IOWR(DRM_COMMAND_BASE + 0x2d, struct local_drm_i915_gem_context_create)
+#define CONTEXT_DESTROY_IOCTL DRM_IOWR(DRM_COMMAND_BASE + 0x2e, struct local_drm_i915_gem_context_destroy)
+#define GET_RESET_STATS_IOCTL DRM_IOWR(DRM_COMMAND_BASE + 0x32, struct local_drm_i915_reset_stats)
+
+static uint32_t context_create(int fd)
+{
+	struct local_drm_i915_gem_context_create create;
+	int ret;
+
+	create.ctx_id = rand();
+	create.pad = rand();
+
+	ret = drmIoctl(fd, CONTEXT_CREATE_IOCTL, &create);
+	igt_assert(ret == 0);
+
+	return create.ctx_id;
+}
+
+static int context_destroy(int fd, uint32_t ctx_id)
+{
+	int ret;
+	struct local_drm_i915_gem_context_destroy destroy;
+
+	destroy.ctx_id = ctx_id;
+	destroy.pad = rand();
+
+	ret = drmIoctl(fd, CONTEXT_DESTROY_IOCTL, &destroy);
+	if (ret != 0)
+		return -errno;
+
+	return 0;
+}
+
+static int gem_reset_stats(int fd, int ctx_id,
+			   struct local_drm_i915_reset_stats *rs)
+{
+	int ret;
+
+	rs->ctx_id = ctx_id;
+	rs->flags = 0;
+	rs->reset_count = rand();
+	rs->batch_active = rand();
+	rs->batch_pending = rand();
+	rs->pad = 0;
+
+	do {
+		ret = ioctl(fd, GET_RESET_STATS_IOCTL, rs);
+	} while (ret == -1 && (errno == EINTR || errno == EAGAIN));
+
+	if (ret < 0)
+		return -errno;
+
+	return 0;
+}
+
+static int gem_reset_status(int fd, int ctx_id)
+{
+	int ret;
+	struct local_drm_i915_reset_stats rs;
+
+	ret = gem_reset_stats(fd, ctx_id, &rs);
+	if (ret)
+		return ret;
+
+	if (rs.batch_active)
+		return RS_BATCH_ACTIVE;
+	if (rs.batch_pending)
+		return RS_BATCH_PENDING;
+
+	return RS_NO_ERROR;
+}
+
+static int gem_exec(int fd, struct drm_i915_gem_execbuffer2 *execbuf)
+{
+	int ret;
+
+	ret = ioctl(fd,
+		    DRM_IOCTL_I915_GEM_EXECBUFFER2,
+		    execbuf);
+
+	if (ret < 0)
+		return -errno;
+
+	return 0;
+}
+
+static int exec_valid(int fd, int ctx)
+{
+	struct drm_i915_gem_execbuffer2 execbuf;
+	struct drm_i915_gem_exec_object2 exec;
+	int ret;
+
+	uint32_t buf[2] = { MI_BATCH_BUFFER_END, 0 };
+
+	exec.handle = gem_create(fd, 4096);
+	gem_write(fd, exec.handle, 0, buf, sizeof(buf));
+	exec.relocation_count = 0;
+	exec.relocs_ptr = 0;
+	exec.alignment = 0;
+	exec.offset = 0;
+	exec.flags = 0;
+	exec.rsvd1 = 0;
+	exec.rsvd2 = 0;
+
+	execbuf.buffers_ptr = (uintptr_t)&exec;
+	execbuf.buffer_count = 1;
+	execbuf.batch_start_offset = 0;
+	execbuf.batch_len = sizeof(buf);
+	execbuf.cliprects_ptr = 0;
+	execbuf.num_cliprects = 0;
+	execbuf.DR1 = 0;
+	execbuf.DR4 = 0;
+	execbuf.flags = 0;
+	i915_execbuffer2_set_context_id(execbuf, ctx);
+	execbuf.rsvd2 = 0;
+
+	ret = gem_exec(fd, &execbuf);
+	if (ret < 0)
+		return ret;
+
+	return exec.handle;
+}
+
+#define BUFSIZE (4 * 1024)
+#define ITEMS   (BUFSIZE >> 2)
+
+static int inject_hang(int fd, int ctx)
+{
+	struct drm_i915_gem_execbuffer2 execbuf;
+	struct drm_i915_gem_exec_object2 exec;
+	uint64_t gtt_off;
+	uint32_t *buf;
+	int roff, i;
+
+	srandom(time(NULL));
+
+	buf = malloc(BUFSIZE);
+	igt_assert(buf != NULL);
+
+	buf[0] = MI_BATCH_BUFFER_END;
+	buf[1] = MI_NOOP;
+
+	exec.handle = gem_create(fd, BUFSIZE);
+	gem_write(fd, exec.handle, 0, buf, BUFSIZE);
+	exec.relocation_count = 0;
+	exec.relocs_ptr = 0;
+	exec.alignment = 0;
+	exec.offset = 0;
+	exec.flags = 0;
+	exec.rsvd1 = 0;
+	exec.rsvd2 = 0;
+
+	execbuf.buffers_ptr = (uintptr_t)&exec;
+	execbuf.buffer_count = 1;
+	execbuf.batch_start_offset = 0;
+	execbuf.batch_len = BUFSIZE;
+	execbuf.cliprects_ptr = 0;
+	execbuf.num_cliprects = 0;
+	execbuf.DR1 = 0;
+	execbuf.DR4 = 0;
+	execbuf.flags = 0;
+	i915_execbuffer2_set_context_id(execbuf, ctx);
+	execbuf.rsvd2 = 0;
+
+	igt_assert(gem_exec(fd, &execbuf) == 0);
+
+	gtt_off = exec.offset;
+
+	for (i = 0; i < ITEMS; i++)
+		buf[i] = MI_NOOP;
+
+	roff = random() % (ITEMS - 2);
+	buf[roff] = MI_BATCH_BUFFER_START;
+	buf[roff + 1] = gtt_off + (roff << 2);
+
+#ifdef VERBOSE
+	printf("loop injected at 0x%lx (off 0x%x, bo_start 0x%lx, bo_end 0x%lx)\n",
+	       (long unsigned int)((roff << 2) + gtt_off),
+	       roff << 2, (long unsigned int)gtt_off,
+	       (long unsigned int)(gtt_off + BUFSIZE - 1));
+#endif
+	gem_write(fd, exec.handle, 0, buf, BUFSIZE);
+
+	exec.relocation_count = 0;
+	exec.relocs_ptr = 0;
+	exec.alignment = 0;
+	exec.offset = 0;
+	exec.flags = 0;
+	exec.rsvd1 = 0;
+	exec.rsvd2 = 0;
+
+	execbuf.buffers_ptr = (uintptr_t)&exec;
+	execbuf.buffer_count = 1;
+	execbuf.batch_start_offset = 0;
+	execbuf.batch_len = BUFSIZE;
+	execbuf.cliprects_ptr = 0;
+	execbuf.num_cliprects = 0;
+	execbuf.DR1 = 0;
+	execbuf.DR4 = 0;
+	execbuf.flags = 0;
+	i915_execbuffer2_set_context_id(execbuf, ctx);
+	execbuf.rsvd2 = 0;
+
+	igt_assert(gem_exec(fd, &execbuf) == 0);
+
+	igt_assert(gtt_off == exec.offset);
+
+	free(buf);
+
+	return exec.handle;
+}
+
+static int _assert_reset_status(int fd, int ctx, int status)
+{
+	int rs;
+
+	rs = gem_reset_status(fd, ctx);
+	if (rs < 0) {
+		printf("reset status for %d ctx %d returned %d\n",
+		       fd, ctx, rs);
+		return rs;
+	}
+
+	if (rs != status) {
+		printf("%d:%d reset status %d differs from assumed %d\n",
+		       fd, ctx, rs, status);
+
+		return 1;
+	}
+
+	return 0;
+}
+
+#define assert_reset_status(fd, ctx, status) \
+	igt_assert(_assert_reset_status(fd, ctx, status) == 0)
+
+static void test_rs(int num_fds, int hang_index, int rs_assumed_no_hang)
+{
+	int i;
+	int fd[MAX_FD];
+	int h[MAX_FD];
+
+	igt_assert (num_fds <= MAX_FD);
+	igt_assert (hang_index < MAX_FD);
+
+	for (i = 0; i < num_fds; i++) {
+		fd[i] = drm_open_any();
+		igt_assert(fd[i]);
+	}
+
+	for (i = 0; i < num_fds; i++)
+		assert_reset_status(fd[i], 0, RS_NO_ERROR);
+
+	for (i = 0; i < num_fds; i++) {
+		if (i == hang_index)
+			h[i] = inject_hang(fd[i], 0);
+		else
+			h[i] = exec_valid(fd[i], 0);
+	}
+
+	gem_sync(fd[num_fds - 1], h[num_fds - 1]);
+
+	for (i = 0; i < num_fds; i++) {
+		if (hang_index < 0) {
+			assert_reset_status(fd[i], 0, rs_assumed_no_hang);
+			continue;
+		}
+
+		if (i < hang_index)
+			assert_reset_status(fd[i], 0, RS_NO_ERROR);
+		if (i == hang_index)
+			assert_reset_status(fd[i], 0, RS_BATCH_ACTIVE);
+		if (i > hang_index)
+			assert_reset_status(fd[i], 0, RS_BATCH_PENDING);
+	}
+
+	for (i = 0; i < num_fds; i++) {
+		gem_close(fd[i], h[i]);
+		close(fd[i]);
+	}
+}
+
+#define MAX_CTX 100
+static void test_rs_ctx(int num_fds, int num_ctx, int hang_index,
+			int hang_context)
+{
+	int i, j;
+	int fd[MAX_FD];
+	int h[MAX_FD][MAX_CTX];
+	int ctx[MAX_FD][MAX_CTX];
+
+	igt_assert (num_fds <= MAX_FD);
+	igt_assert (hang_index < MAX_FD);
+
+	igt_assert (num_ctx <= MAX_CTX);
+	igt_assert (hang_context < MAX_CTX);
+
+	test_rs(num_fds, -1, RS_NO_ERROR);
+
+	for (i = 0; i < num_fds; i++) {
+		fd[i] = drm_open_any();
+		igt_assert(fd[i]);
+		assert_reset_status(fd[i], 0, RS_NO_ERROR);
+
+		for (j = 0; j < num_ctx; j++) {
+			ctx[i][j] = context_create(fd[i]);
+
+		}
+
+		assert_reset_status(fd[i], 0, RS_NO_ERROR);
+	}
+
+	for (i = 0; i < num_fds; i++) {
+
+		assert_reset_status(fd[i], 0, RS_NO_ERROR);
+
+		for (j = 0; j < num_ctx; j++)
+			assert_reset_status(fd[i], ctx[i][j], RS_NO_ERROR);
+
+		assert_reset_status(fd[i], 0, RS_NO_ERROR);
+	}
+
+	for (i = 0; i < num_fds; i++) {
+		for (j = 0; j < num_ctx; j++) {
+			if (i == hang_index && j == hang_context)
+				h[i][j] = inject_hang(fd[i], ctx[i][j]);
+			else
+				h[i][j] = exec_valid(fd[i], ctx[i][j]);
+		}
+	}
+
+	gem_sync(fd[num_fds - 1], ctx[num_fds - 1][num_ctx - 1]);
+
+	for (i = 0; i < num_fds; i++)
+		assert_reset_status(fd[i], 0, RS_NO_ERROR);
+
+	for (i = 0; i < num_fds; i++) {
+		for (j = 0; j < num_ctx; j++) {
+			if (i < hang_index)
+				assert_reset_status(fd[i], ctx[i][j], RS_NO_ERROR);
+			if (i == hang_index && j < hang_context)
+				assert_reset_status(fd[i], ctx[i][j], RS_NO_ERROR);
+			if (i == hang_index && j == hang_context)
+				assert_reset_status(fd[i], ctx[i][j],
+						    RS_BATCH_ACTIVE);
+			if (i == hang_index && j > hang_context)
+				assert_reset_status(fd[i], ctx[i][j],
+						    RS_BATCH_PENDING);
+			if (i > hang_index)
+				assert_reset_status(fd[i], ctx[i][j],
+						    RS_BATCH_PENDING);
+		}
+	}
+
+	for (i = 0; i < num_fds; i++) {
+		for (j = 0; j < num_ctx; j++) {
+			gem_close(fd[i], h[i][j]);
+			igt_assert(context_destroy(fd[i], ctx[i][j]) == 0);
+		}
+
+		assert_reset_status(fd[i], 0, RS_NO_ERROR);
+
+		close(fd[i]);
+	}
+}
+
+static void test_ban(void)
+{
+	int h1,h2,h3,h4,h5,h6,h7;
+	int ctx_good, ctx_bad;
+	int fd;
+	int retry = 10;
+	int active_count = 0, pending_count = 0;
+	struct local_drm_i915_reset_stats rs_bad, rs_good;
+
+	fd = drm_open_any();
+	igt_assert(fd >= 0);
+
+	assert_reset_status(fd, 0, RS_NO_ERROR);
+
+	ctx_good = context_create(fd);
+	ctx_bad = context_create(fd);
+
+	assert_reset_status(fd, 0, RS_NO_ERROR);
+	assert_reset_status(fd, ctx_good, RS_NO_ERROR);
+	assert_reset_status(fd, ctx_bad, RS_NO_ERROR);
+
+	h1 = exec_valid(fd, ctx_bad);
+	igt_assert(h1 >= 0);
+	h5 = exec_valid(fd, ctx_good);
+	igt_assert(h5 >= 0);
+
+	assert_reset_status(fd, ctx_good, RS_NO_ERROR);
+	assert_reset_status(fd, ctx_bad, RS_NO_ERROR);
+
+	h2 = inject_hang(fd, ctx_bad);
+	igt_assert(h2 >= 0);
+	active_count++;
+	/* Second hang will be pending for this */
+	pending_count++;
+
+	h6 = exec_valid(fd, ctx_good);
+	h7 = exec_valid(fd, ctx_good);
+
+        while (retry--) {
+                h3 = inject_hang(fd, ctx_bad);
+                igt_assert(h3 >= 0);
+                gem_sync(fd, h3);
+		active_count++;
+		/* This second hand will count as pending */
+                assert_reset_status(fd, ctx_bad, RS_BATCH_ACTIVE);
+
+                h4 = exec_valid(fd, ctx_bad);
+                if (h4 == -EIO) {
+                        gem_close(fd, h3);
+                        break;
+                }
+
+                /* Should not happen often but sometimes hang is declared too slow
+                 * due to our way of faking hang using loop */
+
+                igt_assert(h4 >= 0);
+                gem_close(fd, h3);
+                gem_close(fd, h4);
+
+                printf("retrying for ban (%d)\n", retry);
+        }
+
+	igt_assert(h4 == -EIO);
+	assert_reset_status(fd, ctx_bad, RS_BATCH_ACTIVE);
+
+	gem_sync(fd, h7);
+	assert_reset_status(fd, ctx_good, RS_BATCH_PENDING);
+
+	igt_assert(gem_reset_stats(fd, ctx_good, &rs_good) == 0);
+	igt_assert(gem_reset_stats(fd, ctx_bad, &rs_bad) == 0);
+
+	igt_assert(rs_bad.batch_active == active_count);
+	igt_assert(rs_bad.batch_pending == pending_count);
+	igt_assert(rs_good.batch_active == 0);
+	igt_assert(rs_good.batch_pending == 2);
+
+	gem_close(fd, h1);
+	gem_close(fd, h2);
+	gem_close(fd, h6);
+	gem_close(fd, h7);
+
+	h1 = exec_valid(fd, ctx_good);
+	igt_assert(h1 >= 0);
+	gem_close(fd, h1);
+
+	igt_assert(context_destroy(fd, ctx_good) == 0);
+	igt_assert(context_destroy(fd, ctx_bad) == 0);
+	igt_assert(gem_reset_status(fd, ctx_good) < 0);
+	igt_assert(gem_reset_status(fd, ctx_bad) < 0);
+	igt_assert(exec_valid(fd, ctx_good) < 0);
+	igt_assert(exec_valid(fd, ctx_bad) < 0);
+
+	close(fd);
+}
+
+static void test_nonrelated_hang(void)
+{
+	int h1,h2;
+	int fd1,fd2;
+	int ctx_guilty, ctx_unrelated;
+
+	fd1 = drm_open_any();
+	fd2 = drm_open_any();
+	assert_reset_status(fd1, 0, RS_NO_ERROR);
+	assert_reset_status(fd2, 0, RS_NO_ERROR);
+	ctx_guilty = context_create(fd1);
+	ctx_unrelated = context_create(fd2);
+
+	assert_reset_status(fd1, ctx_guilty, RS_NO_ERROR);
+	assert_reset_status(fd2, ctx_unrelated, RS_NO_ERROR);
+
+	h1 = inject_hang(fd1, ctx_guilty);
+	igt_assert(h1 >= 0);
+	gem_sync(fd1, h1);
+	assert_reset_status(fd1, ctx_guilty, RS_BATCH_ACTIVE);
+	assert_reset_status(fd2, ctx_unrelated, RS_NO_ERROR);
+
+	h2 = exec_valid(fd2, ctx_unrelated);
+	igt_assert(h2 >= 0);
+	gem_sync(fd2, h2);
+	assert_reset_status(fd1, ctx_guilty, RS_BATCH_ACTIVE);
+	assert_reset_status(fd2, ctx_unrelated, RS_NO_ERROR);
+	gem_close(fd1, h1);
+	gem_close(fd2, h2);
+
+	igt_assert(context_destroy(fd1, ctx_guilty) == 0);
+	igt_assert(context_destroy(fd2, ctx_unrelated) == 0);
+
+	close(fd1);
+	close(fd2);
+}
+
+static int get_reset_count(int fd, int ctx)
+{
+	int ret;
+	struct local_drm_i915_reset_stats rs;
+
+	ret = gem_reset_stats(fd, ctx, &rs);
+	if (ret)
+		return ret;
+
+	return rs.reset_count;
+}
+
+static void test_double_destroy_pending(void)
+{
+	int fd, h;
+	uint32_t ctx;
+
+	fd = drm_open_any();
+	igt_assert(fd >= 0);
+	ctx = context_create(fd);
+
+	assert_reset_status(fd, ctx, RS_NO_ERROR);
+
+	h = inject_hang(fd, ctx);
+	igt_assert(h >= 0);
+	igt_assert(context_destroy(fd, ctx) == 0);
+	igt_assert(context_destroy(fd, ctx) == -ENOENT);
+
+	gem_close(fd, h);
+	close(fd);
+}
+
+static void test_close_pending(void)
+{
+	int fd, h;
+
+	fd = drm_open_any();
+	igt_assert(fd >= 0);
+
+	assert_reset_status(fd, 0, RS_NO_ERROR);
+
+	h = inject_hang(fd, 0);
+	igt_assert(h >= 0);
+
+	gem_close(fd, h);
+	close(fd);
+}
+
+static void __test_count(const bool create_ctx)
+{
+	int fd, h, ctx;
+	long c1, c2;
+
+	fd = drm_open_any();
+	igt_assert(fd >= 0);
+	if (create_ctx)
+		ctx = context_create(fd);
+	else
+		ctx = 0;
+
+	assert_reset_status(fd, ctx, RS_NO_ERROR);
+
+	c1 = get_reset_count(fd, ctx);
+	igt_assert(c1 >= 0);
+
+	h = inject_hang(fd, ctx);
+	igt_assert (h >= 0);
+	gem_sync(fd, h);
+
+	assert_reset_status(fd, ctx, RS_BATCH_ACTIVE);
+	c2 = get_reset_count(fd, ctx);
+	igt_assert(c2 >= 0);
+
+	igt_assert(c2 == (c1 + 1));
+
+	gem_close(fd, h);
+
+	if (create_ctx)
+		context_destroy(fd, ctx);
+
+	close(fd);
+}
+
+static void test_count(void)
+{
+	return __test_count(false);
+}
+
+static void test_count_context(void)
+{
+	return __test_count(true);
+}
+
+static void test_global_reset_count(void)
+{
+	test_count();
+	test_count_context();
+}
+
+static int _test_params(int fd, int ctx, uint32_t flags, uint32_t pad)
+{
+	struct local_drm_i915_reset_stats rs;
+	int ret;
+
+	rs.ctx_id = ctx;
+	rs.flags = flags;
+	rs.reset_count = rand();
+	rs.batch_active = rand();
+	rs.batch_pending = rand();
+	rs.pad = pad;
+
+	do {
+		ret = ioctl(fd, GET_RESET_STATS_IOCTL, &rs);
+	} while (ret == -1 && (errno == EINTR || errno == EAGAIN));
+
+	if (ret < 0)
+		return -errno;
+
+	return 0;
+}
+
+static void test_param_ctx(int fd, int ctx)
+{
+	const uint32_t bad = rand() + 1;
+
+	igt_assert(_test_params(fd, ctx, 0, 0) == 0);
+	igt_assert(_test_params(fd, ctx, 0, bad) == -EINVAL);
+	igt_assert(_test_params(fd, ctx, bad, 0) == -EINVAL);
+	igt_assert(_test_params(fd, ctx, bad, bad) == -EINVAL);
+}
+
+static void test_params(void)
+{
+	int fd, ctx;
+
+	fd = drm_open_any();
+	igt_assert(fd >= 0);
+	ctx = context_create(fd);
+
+	igt_assert(ioctl(fd, GET_RESET_STATS_IOCTL, 0) == -1);
+
+	igt_assert(_test_params(fd, 0xbadbad, 0, 0) == -ENOENT);
+
+	test_param_ctx(fd, 0);
+	test_param_ctx(fd, ctx);
+
+	close(fd);
+}
+
+
+int main(int argc, char **argv)
+{
+	struct local_drm_i915_gem_context_create create;
+	uint32_t devid;
+	int fd;
+	int ret;
+
+	igt_skip_on_simulation();
+
+	igt_subtest_init(argc, argv);
+
+	igt_fixture {
+		fd = drm_open_any();
+		devid = intel_get_drm_devid(fd);
+		if (intel_gen(devid) < 4)
+			igt_skip("Architecture %d too old\n", intel_gen(devid));
+
+		ret = drmIoctl(fd, CONTEXT_CREATE_IOCTL, &create);
+		if (ret != 0 && (errno == ENODEV || errno == EINVAL))
+			igt_skip("Kernel is too old, or contexts not supported: %s\n",
+				 strerror(errno));
+
+		close(fd);
+	}
+
+	igt_subtest("basic-reset-status")
+		test_rs(4, 1, 0);
+
+	igt_subtest("context-reset-status")
+		test_rs_ctx(4, 4, 1, 2);
+
+	igt_subtest("ban")
+		test_ban();
+
+	igt_subtest("ctx-unrelated")
+		test_nonrelated_hang();
+
+	igt_subtest("global-count")
+		test_global_reset_count();
+
+	igt_subtest("double-destroy-pending")
+		test_double_destroy_pending();
+
+	igt_subtest("close-pending")
+		test_close_pending();
+
+	igt_subtest("params")
+		test_params();
+
+	igt_exit();
+}