Exercises the new blob-creation ioctl, testing lifetimes and behaviour of user-created blobs, as well as exercising all the invariant conditions we guarantee from modes exposed as blob properties. Signed-off-by: Daniel Stone <daniels@xxxxxxxxxxxxx> --- tests/.gitignore | 1 + tests/Makefile.sources | 1 + tests/kms_prop_blob.c | 234 +++++++++++++++++++++++++++++++++++++++++++++++++ 3 files changed, 236 insertions(+) create mode 100644 tests/kms_prop_blob.c This is the userspace component to: http://lists.freedesktop.org/archives/dri-devel/2015-April/081488.html and also requires: http://lists.freedesktop.org/archives/dri-devel/2015-April/081496.html diff --git a/tests/.gitignore b/tests/.gitignore index 796e330..858ab9f 100644 --- a/tests/.gitignore +++ b/tests/.gitignore @@ -136,6 +136,7 @@ kms_mmio_vs_cs_flip kms_pipe_b_c_ivb kms_pipe_crc_basic kms_plane +kms_prop_blob kms_psr_sink_crc kms_pwrite_crc kms_render diff --git a/tests/Makefile.sources b/tests/Makefile.sources index 4cbc50d..ae4a189 100644 --- a/tests/Makefile.sources +++ b/tests/Makefile.sources @@ -69,6 +69,7 @@ TESTS_progs_M = \ kms_pipe_b_c_ivb \ kms_pipe_crc_basic \ kms_plane \ + kms_prop_blob \ kms_psr_sink_crc \ kms_render \ kms_rotation_crc \ diff --git a/tests/kms_prop_blob.c b/tests/kms_prop_blob.c new file mode 100644 index 0000000..7b919c5 --- /dev/null +++ b/tests/kms_prop_blob.c @@ -0,0 +1,234 @@ +/* + * Copyright © 2014-2015 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: + * Damien Lespiau <damien.lespiau@xxxxxxxxx> + * Daniel Stone <daniels@xxxxxxxxxxxxx> + */ + +#include <errno.h> +#include <stdbool.h> +#include <stdio.h> +#include <string.h> + +#include "drmtest.h" +#include "igt_debugfs.h" +#include "igt_kms.h" +#include "igt_aux.h" + +IGT_TEST_DESCRIPTION("Tests behaviour of mass-data 'blob' properties."); + +static const struct drm_mode_modeinfo test_mode_valid = { + .clock = 1234, + .hdisplay = 640, + .hsync_start = 641, + .hsync_end = 642, + .htotal = 643, + .hskew = 0, + .vdisplay = 480, + .vsync_start = 481, + .vsync_end = 482, + .vtotal = 483, + .vscan = 0, + .vrefresh = 60000, + .flags = 0, + .type = 0, + .name = "FROMUSER", +}; + + +static int +validate_prop(int fd, uint32_t prop_id) +{ + struct drm_mode_get_blob get; + struct drm_mode_modeinfo ret_mode; + int err; + + get.blob_id = prop_id; + get.length = 0; + get.data = (uintptr_t) 0; + + err = drmIoctl(fd, DRM_IOCTL_MODE_GETPROPBLOB, &get); + if (err != 0) + return err; + + if (get.length != sizeof(test_mode_valid)) + return ENOMEM; + + get.data = (uintptr_t) &ret_mode; + + err = drmIoctl(fd, DRM_IOCTL_MODE_GETPROPBLOB, &get); + if (err != 0) + return err; + + if (memcmp(&ret_mode, &test_mode_valid, sizeof(test_mode_valid)) != 0) + return EINVAL; + + return 0; +} + +static uint32_t +create_prop(int fd) +{ + struct drm_mode_create_blob create; + + create.type = DRM_MODE_BLOB_TYPE_MODE; + create.length = sizeof(test_mode_valid); + create.data = (uintptr_t) &test_mode_valid; + + do_ioctl(fd, DRM_IOCTL_MODE_CREATEPROPBLOB, &create); + + return create.blob_id; +} + +static int +destroy_prop(int fd, uint32_t prop_id) +{ + struct drm_mode_destroy_blob destroy; + int err; + + destroy.blob_id = prop_id; + err = drmIoctl(fd, DRM_IOCTL_MODE_DESTROYPROPBLOB, &destroy); + return err; +} + +static void +test_validate(int fd) +{ + struct drm_mode_create_blob create; + struct drm_mode_get_blob get; + char too_small[sizeof(struct drm_mode_modeinfo) - 32]; + uint32_t prop_id; + int ret; + + create.type = DRM_MODE_BLOB_TYPE_MODE; + memset(too_small, 0, sizeof(too_small)); + + /* Size doesn't match. */ + create.length = sizeof(too_small); + create.data = (uintptr_t) &too_small; + ret = drmIoctl(fd, DRM_IOCTL_MODE_CREATEPROPBLOB, &create); + igt_assert(ret != 0 && errno == E2BIG); + + /* Size is correct, but address isn't very nice. */ + create.length = sizeof(test_mode_valid); + create.data = (uintptr_t) 0xdeadbeee; + ret = drmIoctl(fd, DRM_IOCTL_MODE_CREATEPROPBLOB, &create); + igt_assert(ret != 0 && errno == EFAULT); + + /* Invalid type ID. */ + create.type = 0xffffffff; + create.data = (uintptr_t) &test_mode_valid; + ret = drmIoctl(fd, DRM_IOCTL_MODE_CREATEPROPBLOB, &create); + igt_assert(ret != 0 && errno == EINVAL); + + /* When we pass an incorrect size, the kernel should correct us. */ + prop_id = create_prop(fd); + igt_assert(prop_id != 0); + get.blob_id = prop_id; + get.length = sizeof(too_small); + get.data = (uintptr_t) too_small; + ret = drmIoctl(fd, DRM_IOCTL_MODE_GETPROPBLOB, &get); + igt_assert(ret == 0); + igt_assert(get.length == sizeof(test_mode_valid)); + + get.blob_id = prop_id; + get.data = (uintptr_t) 0xdeadbeee; + ret = drmIoctl(fd, DRM_IOCTL_MODE_GETPROPBLOB, &get); + igt_assert(ret != 0 && errno == EFAULT); +} + +static void +test_lifetime(int fd) +{ + int fd2; + uint32_t prop_id, prop_id2; + + fd2 = drm_open_any(); + + /* Ensure clients can see properties created by other clients. */ + prop_id = create_prop(fd); + igt_assert(prop_id != 0); + igt_assert(validate_prop(fd, prop_id) == 0); + igt_assert(validate_prop(fd2, prop_id) == 0); + + /* ... but can't destroy them. */ + igt_assert(destroy_prop(fd2, prop_id) != 0); + + /* Make sure properties can't be accessed once explicitly destroyed. */ + prop_id2 = create_prop(fd2); + igt_assert(prop_id2 != 0); + igt_assert(validate_prop(fd2, prop_id2) == 0); + igt_assert(destroy_prop(fd2, prop_id2) == 0); + igt_assert(validate_prop(fd2, prop_id2) != 0); + igt_assert(validate_prop(fd, prop_id2) != 0); + + /* Make sure properties are cleaned up on client exit. */ + prop_id2 = create_prop(fd2); + igt_assert(prop_id != 0); + igt_assert(validate_prop(fd, prop_id2) == 0); + close(fd2); + igt_assert(validate_prop(fd, prop_id2) != 0); + + igt_assert(validate_prop(fd, prop_id) == 0); + igt_assert(destroy_prop(fd, prop_id) == 0); + igt_assert(validate_prop(fd, prop_id) != 0); +} + +static void +test_core(int fd) +{ + uint32_t prop_id; + + /* The first hurdle. */ + prop_id = create_prop(fd); + igt_assert(prop_id != 0); + igt_assert(validate_prop(fd, prop_id) == 0); + igt_assert(destroy_prop(fd, prop_id) == 0); + + /* Look up some invalid property IDs. They should fail. */ + igt_assert(validate_prop(fd, 0xffffffff) != 0); + igt_assert(validate_prop(fd, 0) != 0); + +} + +igt_main +{ + int fd; + + igt_skip_on_simulation(); + + igt_fixture + fd = drm_open_any(); + + igt_subtest("blob-prop-core") + test_core(fd); + + igt_subtest("blob-prop-validate") + test_validate(fd); + + igt_subtest("blob-prop-lifetime") + test_lifetime(fd); + + igt_fixture + close(fd); +} -- 2.3.5 _______________________________________________ Intel-gfx mailing list Intel-gfx@xxxxxxxxxxxxxxxxxxxxx http://lists.freedesktop.org/mailman/listinfo/intel-gfx
