From patchwork Tue Nov 12 17:58:16 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mika Kuoppala X-Patchwork-Id: 3174331 Return-Path: X-Original-To: patchwork-intel-gfx@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork2.web.kernel.org (Postfix) with ESMTP id 87CBDC045B for ; Tue, 12 Nov 2013 17:58:27 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id B9DC32055E for ; Tue, 12 Nov 2013 17:58:25 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) by mail.kernel.org (Postfix) with ESMTP id E099E20107 for ; Tue, 12 Nov 2013 17:58:23 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 32D35FA487; Tue, 12 Nov 2013 09:58:22 -0800 (PST) X-Original-To: intel-gfx@lists.freedesktop.org Delivered-To: intel-gfx@lists.freedesktop.org Received: from mga11.intel.com (mga11.intel.com [192.55.52.93]) by gabe.freedesktop.org (Postfix) with ESMTP id B42E7FA487 for ; Tue, 12 Nov 2013 09:58:20 -0800 (PST) Received: from fmsmga002.fm.intel.com ([10.253.24.26]) by fmsmga102.fm.intel.com with ESMTP; 12 Nov 2013 09:58:20 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="4.93,686,1378882800"; d="scan'208";a="432209726" Received: from rosetta.fi.intel.com (HELO rosetta) ([10.237.72.60]) by fmsmga002.fm.intel.com with ESMTP; 12 Nov 2013 09:58:18 -0800 Received: by rosetta (Postfix, from userid 1000) id 0CA048006F; Tue, 12 Nov 2013 19:58:18 +0200 (EET) From: Mika Kuoppala To: intel-gfx@lists.freedesktop.org Date: Tue, 12 Nov 2013 19:58:16 +0200 Message-Id: <1384279096-10886-1-git-send-email-mika.kuoppala@intel.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1383143813-14147-1-git-send-email-mika.kuoppala@intel.com> References: <1383143813-14147-1-git-send-email-mika.kuoppala@intel.com> Subject: [Intel-gfx] [PATCH] tests: add gem_reset_stats X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.13 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: intel-gfx-bounces@lists.freedesktop.org Errors-To: intel-gfx-bounces@lists.freedesktop.org X-Spam-Status: No, score=-4.2 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_MED, RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP v2: check the ioctl pad and flag parameters Signed-off-by: Mika Kuoppala --- tests/Makefile.sources | 1 + tests/gem_reset_stats.c | 770 +++++++++++++++++++++++++++++++++++++++++++++++ 2 files changed, 771 insertions(+) create mode 100644 tests/gem_reset_stats.c diff --git a/tests/Makefile.sources b/tests/Makefile.sources index 5f4d282..a02b93d 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 0000000..2040294 --- /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 + * + */ + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#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(); +}