diff options
| -rw-r--r-- | tests/i915/gem_ctx_create.c | 234 |
1 files changed, 222 insertions, 12 deletions
diff --git a/tests/i915/gem_ctx_create.c b/tests/i915/gem_ctx_create.c index a664070d..8e9f4f77 100644 --- a/tests/i915/gem_ctx_create.c +++ b/tests/i915/gem_ctx_create.c @@ -33,6 +33,7 @@ #include <time.h> #include "igt_rand.h" +#include "sw_sync.h" #define LOCAL_I915_EXEC_BSD_SHIFT (13) #define LOCAL_I915_EXEC_BSD_MASK (3 << LOCAL_I915_EXEC_BSD_SHIFT) @@ -45,12 +46,33 @@ static unsigned all_nengine; static unsigned ppgtt_engines[16]; static unsigned ppgtt_nengine; -static int __gem_context_create_local(int fd, struct drm_i915_gem_context_create *arg) +static int create_ioctl(int fd, struct drm_i915_gem_context_create *arg) { - int ret = 0; - if (drmIoctl(fd, DRM_IOCTL_I915_GEM_CONTEXT_CREATE, arg)) - ret = -errno; - return ret; + int err; + + err = 0; + if (igt_ioctl(fd, DRM_IOCTL_I915_GEM_CONTEXT_CREATE, arg)) { + err = -errno; + igt_assume(err); + } + + errno = 0; + return err; +} + +static int create_ext_ioctl(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; + igt_assume(err); + } + + errno = 0; + return err; } static double elapsed(const struct timespec *start, @@ -308,6 +330,196 @@ static void maximum(int fd, int ncpus, unsigned mode) free(contexts); } +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_ioctl(i915, &create) == 0); + gem_context_destroy(i915, create.ctx_id); + + create.extensions = -1ull; + igt_assert_eq(create_ext_ioctl(i915, &create), -EFAULT); + + create.extensions = to_user_pointer(&ext); + igt_assert_eq(create_ext_ioctl(i915, &create), -EINVAL); + + ext.param.param = I915_CONTEXT_PARAM_PRIORITY; + if (create_ext_ioctl(i915, &create) != -ENODEV) { + gem_context_destroy(i915, create.ctx_id); + + ext.base.next_extension = -1ull; + igt_assert_eq(create_ext_ioctl(i915, &create), -EFAULT); + ext.base.next_extension = to_user_pointer(&ext); + igt_assert_eq(create_ext_ioctl(i915, &create), -E2BIG); + ext.base.next_extension = 0; + + ext.param.value = 32; + igt_assert_eq(create_ext_ioctl(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); + + /* Having demonstrated a valid setup, check a few invalids */ + ext.ctx_id = 1; + igt_assert_eq(create_ext_ioctl(i915, &create), -EINVAL); + ext.ctx_id = create.ctx_id; + igt_assert_eq(create_ext_ioctl(i915, &create), -EINVAL); + ext.ctx_id = -1; + igt_assert_eq(create_ext_ioctl(i915, &create), -EINVAL); + ext.ctx_id = 0; + } +} + +static void check_single_timeline(int i915, uint32_t ctx, int num_engines) +{ +#define RCS_TIMESTAMP (0x2000 + 0x358) + const int gen = intel_gen(intel_get_drm_devid(i915)); + const int has_64bit_reloc = gen >= 8; + struct drm_i915_gem_exec_object2 results = { .handle = gem_create(i915, 4096) }; + const uint32_t bbe = MI_BATCH_BUFFER_END; + int timeline = sw_sync_timeline_create(); + uint32_t last, *map; + + { + struct drm_i915_gem_execbuffer2 execbuf = { + .buffers_ptr = to_user_pointer(&results), + .buffer_count = 1, + .rsvd1 = ctx, + }; + gem_write(i915, results.handle, 0, &bbe, sizeof(bbe)); + gem_execbuf(i915, &execbuf); + results.flags = EXEC_OBJECT_PINNED; + } + + for (int i = 0; i < num_engines; i++) { + struct drm_i915_gem_exec_object2 obj[2] = { + results, /* write hazard lies! */ + { .handle = gem_create(i915, 4096) }, + }; + struct drm_i915_gem_execbuffer2 execbuf = { + .buffers_ptr = to_user_pointer(obj), + .buffer_count = 2, + .rsvd1 = ctx, + .rsvd2 = sw_sync_timeline_create_fence(timeline, num_engines - i), + .flags = i | I915_EXEC_FENCE_IN, + }; + uint64_t offset = results.offset + 4 * i; + uint32_t *cs; + int j = 0; + + cs = gem_mmap__cpu(i915, obj[1].handle, 0, 4096, PROT_WRITE); + + cs[j] = 0x24 << 23 | 1; /* SRM */ + if (has_64bit_reloc) + cs[j]++; + j++; + cs[j++] = RCS_TIMESTAMP; + cs[j++] = offset; + if (has_64bit_reloc) + cs[j++] = offset >> 32; + cs[j++] = MI_BATCH_BUFFER_END; + + munmap(cs, 4096); + + gem_execbuf(i915, &execbuf); + gem_close(i915, obj[1].handle); + close(execbuf.rsvd2); + } + close(timeline); + gem_sync(i915, results.handle); + + map = gem_mmap__cpu(i915, results.handle, 0, 4096, PROT_READ); + gem_set_domain(i915, results.handle, I915_GEM_DOMAIN_CPU, 0); + gem_close(i915, results.handle); + + last = map[0]; + for (int i = 1; i < num_engines; i++) { + igt_assert_f((map[i] - last) > 0, + "Engine instance [%d] executed too early: this:%x, last:%x\n", + i, map[i], last); + last = map[i]; + } + munmap(map, 4096); +} + +static void iris_pipeline(int i915) +{ +#ifdef I915_DEFINE_CONTEXT_PARAM_ENGINES +#define RCS0 {0, 0} + I915_DEFINE_CONTEXT_PARAM_ENGINES(engines, 2) = { + .engines = { RCS0, RCS0 } + }; + struct drm_i915_gem_context_create_ext_setparam p_engines = { + .base = { + .name = I915_CONTEXT_CREATE_EXT_SETPARAM, + .next_extension = 0, /* end of chain */ + }, + .param = { + .param = I915_CONTEXT_PARAM_ENGINES, + .value = to_user_pointer(&engines), + .size = sizeof(engines), + }, + }; + struct drm_i915_gem_context_create_ext_setparam p_recover = { + .base = { + .name =I915_CONTEXT_CREATE_EXT_SETPARAM, + .next_extension = to_user_pointer(&p_engines), + }, + .param = { + .param = I915_CONTEXT_PARAM_RECOVERABLE, + .value = 0, + }, + }; + struct drm_i915_gem_context_create_ext_setparam p_prio = { + .base = { + .name =I915_CONTEXT_CREATE_EXT_SETPARAM, + .next_extension = to_user_pointer(&p_recover), + }, + .param = { + .param = I915_CONTEXT_PARAM_PRIORITY, + .value = 768, + }, + }; + struct drm_i915_gem_context_create_ext create = { + .flags = (I915_CONTEXT_CREATE_FLAGS_SINGLE_TIMELINE | + I915_CONTEXT_CREATE_FLAGS_USE_EXTENSIONS), + }; + struct drm_i915_gem_context_param get; + + igt_require(create_ext_ioctl(i915, &create) == 0); + + create.extensions = to_user_pointer(&p_prio); + igt_assert_eq(create_ext_ioctl(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, p_prio.param.value); + + memset(&get, 0, sizeof(get)); + get.ctx_id = create.ctx_id; + get.param = I915_CONTEXT_PARAM_RECOVERABLE; + gem_context_get_param(i915, &get); + igt_assert_eq(get.value, 0); + + check_single_timeline(i915, create.ctx_id, 2); + + gem_context_destroy(i915, create.ctx_id); +#endif /* I915_DEFINE_CONTEXT_PARAM_ENGINES */ +} + igt_main { const int ncpus = sysconf(_SC_NPROCESSORS_ONLN); @@ -340,17 +552,15 @@ igt_main memset(&create, 0, sizeof(create)); create.ctx_id = rand(); create.pad = 0; - igt_assert_eq(__gem_context_create_local(fd, &create), 0); + igt_assert_eq(create_ioctl(fd, &create), 0); igt_assert(create.ctx_id != 0); gem_context_destroy(fd, create.ctx_id); } - igt_subtest("invalid-pad") { - memset(&create, 0, sizeof(create)); - create.ctx_id = rand(); - create.pad = 1; - igt_assert_eq(__gem_context_create_local(fd, &create), -EINVAL); - } + igt_subtest("ext-param") + basic_ext_param(fd); + igt_subtest("iris-pipeline") + iris_pipeline(fd); igt_subtest("maximum-mem") maximum(fd, ncpus, CHECK_RAM); |