[igt-dev] [PATCH i-g-t 14/24] i915/gem_ctx_create: Basic checks for constructor properties

Chris Wilson
2019-03-22T09:21:45Z

Check that the extended create interface accepts setparam.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
---
tests/i915/gem_ctx_create.c | 57 +++++++++++++++++++++++++++++++++++++
1 file changed, 57 insertions(+)

diff --git a/tests/i915/gem_ctx_create.c b/tests/i915/gem_ctx_create.c
index a664070db..e12f41691 100644
--- a/tests/i915/gem_ctx_create.c
+++ b/tests/i915/gem_ctx_create.c
@@ -308,6 +308,60 @@ static void maximum(int fd, int ncpus, unsigned mode)
free(contexts);
}

+static int __create_ext(int i915, struct drm_i915_gem_context_create_ext *arg)
+{
+ int err;
+
+ err = 0;
+ if (igt_ioctl(i915, DRM_IOCTL_I915_GEM_CONTEXT_CREATE_EXT, arg))
+ err = -errno;
+
+ errno = 0;
+ return err;
+}
+
+static void basic_ext_param(int i915)
+{
+ struct drm_i915_gem_context_create_ext_setparam ext = {
+ { .name = I915_CONTEXT_CREATE_EXT_SETPARAM },
+ };
+ struct drm_i915_gem_context_create_ext create = {
+ .flags = I915_CONTEXT_CREATE_FLAGS_USE_EXTENSIONS
+ };
+ struct drm_i915_gem_context_param get;
+
+ igt_require(__create_ext(i915, &create) == 0);
+ gem_context_destroy(i915, create.ctx_id);
+
+ create.extensions = -1ull;
+ igt_assert_eq(__create_ext(i915, &create), -EFAULT);
+
+ create.extensions = to_user_pointer(&ext);
+ igt_assert_eq(__create_ext(i915, &create), -EINVAL);
+
+ ext.param.param = I915_CONTEXT_PARAM_PRIORITY;
+ if (__create_ext(i915, &create) != -ENODEV) {
+ gem_context_destroy(i915, create.ctx_id);
+
+ ext.base.next_extension = -1ull;
+ igt_assert_eq(__create_ext(i915, &create), -EFAULT);
+ ext.base.next_extension = to_user_pointer(&ext);
+ igt_assert_eq(__create_ext(i915, &create), -E2BIG);
+ ext.base.next_extension = 0;
+
+ ext.param.value = 32;
+ igt_assert_eq(__create_ext(i915, &create), 0);
+
+ memset(&get, 0, sizeof(get));
+ get.ctx_id = create.ctx_id;
+ get.param = I915_CONTEXT_PARAM_PRIORITY;
+ gem_context_get_param(i915, &get);
+ igt_assert_eq(get.value, ext.param.value);
+
+ gem_context_destroy(i915, create.ctx_id);
+ }
+}
+
igt_main
{
const int ncpus = sysconf(_SC_NPROCESSORS_ONLN);
@@ -352,6 +406,9 @@ igt_main
igt_assert_eq(__gem_context_create_local(fd, &create), -EINVAL);
}

+ igt_subtest("ext-param")
+ basic_ext_param(fd);
+
igt_subtest("maximum-mem")
maximum(fd, ncpus, CHECK_RAM);
igt_subtest("maximum-swap")
--
2.20.1