diff options
author | Eric Anholt <eric@anholt.net> | 2016-01-22 17:18:29 -0800 |
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committer | Eric Anholt <eric@anholt.net> | 2016-02-08 16:34:13 -0800 |
commit | d333a0ed69937cefdfe9b9937f6d9556e1c2238d (patch) | |
tree | 2491635cc3f644c4672087a4b5f6e30a076e32d2 /tests/vc4_wait_seqno.c | |
parent | 3f83f07039753131f01dbc09f312ffd61c088e31 (diff) |
igt/vc4_wait_seqno: Add a test for VC4's wait-for-seqno ioctl.
v2: Use do_ioctl_err().
Signed-off-by: Eric Anholt <eric@anholt.net>
Reviewed-by: Daniel Stone <daniels@collabora.com>
Diffstat (limited to 'tests/vc4_wait_seqno.c')
-rw-r--r-- | tests/vc4_wait_seqno.c | 66 |
1 files changed, 66 insertions, 0 deletions
diff --git a/tests/vc4_wait_seqno.c b/tests/vc4_wait_seqno.c new file mode 100644 index 00000000..bcc263cb --- /dev/null +++ b/tests/vc4_wait_seqno.c @@ -0,0 +1,66 @@ +/* + * Copyright © 2016 Broadcom + * + * 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. + */ + +#include "igt.h" +#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 "vc4_drm.h" + +igt_main +{ + int fd; + + igt_fixture + fd = drm_open_driver(DRIVER_VC4); + + /* A 64-bit seqno should never hit the maximum value over the + * lifetime of the system. (A submit per 1000 cycles at 1Ghz + * would still take 584000 years). As a result, we can wait + * for it and be sure of a timeout. + */ + igt_subtest("bad-seqno-0ns") { + struct drm_vc4_wait_seqno arg = { + .seqno = ~0ull, + .timeout_ns = 0, + }; + do_ioctl_err(fd, DRM_IOCTL_VC4_WAIT_SEQNO, &arg, ETIME); + } + + igt_subtest("bad-seqno-1ns") { + struct drm_vc4_wait_seqno arg = { + .seqno = ~0ull, + .timeout_ns = 1, + }; + do_ioctl_err(fd, DRM_IOCTL_VC4_WAIT_SEQNO, &arg, ETIME); + } + + igt_fixture + close(fd); +} |