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tests/core_prop_blob: Add multiple blobs per connection

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This should hit the bug fixed in:
    commit 8731b269f01e16193390c7276e70530366b8d626
    Author: Maneet Singh <mmaneetsingh@nvidia.com>
    Date:   Thu Oct 8 10:10:24 2015 -0400

        drm: Correct arguments to list_tail_add in create blob ioctl

        Arguments passed to list_add_tail were reversed resulting in deletion
        of old blob property everytime the new one is added.

        Fixes

        commit e2f5d2ea479b9b2619965d43db70939589afe43a
        Author: Daniel Stone <daniels@collabora.com>
        Date:   Fri May 22 13:34:51 2015 +0100

            drm/mode: Add user blob-creation ioctl

        Signed-off-by: Maneet Singh <mmaneetsingh@nvidia.com>
        [seanpaul tweaked commit subject a little]
        Signed-off-by: Sean Paul <seanpaul@chromium.org>
        Cc: stable@kernel.org # v4.2
        Reviewed-by: Daniel Stone <daniels@collabora.com>
        Reviewed-by: Jani Nikula <jani.nikula@intel.com>
        Signed-off-by: Dave Airlie <airlied@gmail.com>

which was introduced with the initial blob support in:
    commit e2f5d2ea479b9b2619965d43db70939589afe43a
    Author: Daniel Stone <daniels@collabora.com>
    Date:   Fri May 22 13:34:51 2015 +0100

        drm/mode: Add user blob-creation ioctl

        Add an ioctl which allows users to create blob properties from supplied
        data. Currently this only supports modes, creating a drm_display_mode from
        the userspace drm_mode_modeinfo.

        v2: Removed size/type checks.
            Rebased on new patches to allow error propagation from create_blob,
            as well as avoiding double-allocation.

        Signed-off-by: Daniel Stone <daniels@collabora.com>
        Reviewed-by: Maarten Lankhorst <maarten.lankhorst@intel.com>
        Tested-by: Sean Paul <seanpaul@chromium.org>
        Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>

Signed-off-by: Daniel Stone <daniels@collabora.com>
This commit is contained in:
Daniel Stone 2015-10-20 22:36:13 +01:00
parent de7ccdd083
commit b7a555e997
1 changed files with 40 additions and 0 deletions
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40
tests/core_prop_blob.c
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@ -207,6 +207,43 @@ test_lifetime(int fd)
igt_assert_eq(validate_prop(fd, prop_id), ENOENT);
}
static void
test_multiple(int fd)
{
uint32_t prop_ids[5];
int fd2;
int i;
fd2 = drm_open_driver(DRIVER_ANY);
igt_assert_fd(fd2);
/* Ensure destroying multiple properties explicitly works as needed. */
for (i = 0; i < ARRAY_SIZE(prop_ids); i++) {
prop_ids[i] = create_prop(fd2);
igt_assert_eq(validate_prop(fd, prop_ids[i]), 0);
igt_assert_eq(validate_prop(fd2, prop_ids[i]), 0);
}
for (i = 0; i < ARRAY_SIZE(prop_ids); i++) {
igt_assert_eq(destroy_prop(fd2, prop_ids[i]), 0);
igt_assert_eq(validate_prop(fd2, prop_ids[i]), ENOENT);
}
igt_assert_eq(close(fd2), 0);
fd2 = drm_open_driver(DRIVER_ANY);
igt_assert_fd(fd2);
/* Ensure that multiple properties get cleaned up on fd close. */
for (i = 0; i < ARRAY_SIZE(prop_ids); i++) {
prop_ids[i] = create_prop(fd2);
igt_assert_eq(validate_prop(fd, prop_ids[i]), 0);
igt_assert_eq(validate_prop(fd2, prop_ids[i]), 0);
}
igt_assert_eq(close(fd2), 0);
for (i = 0; i < ARRAY_SIZE(prop_ids); i++)
igt_assert_eq(validate_prop(fd, prop_ids[i]), ENOENT);
}
static void
test_core(int fd)
{
@ -256,6 +293,9 @@ igt_main
igt_subtest("blob-prop-lifetime")
test_lifetime(fd);
igt_subtest("blob-multiple")
test_multiple(fd);
igt_fixture
close(fd);
}