[igt-dev] [PATCH i-g-t 05/74] tests/i915: Drop gem_ctx_clone

Jason Ekstrand jason at jlekstrand.net
Thu Apr 15 19:10:36 UTC 2021


We're going to be deleting the CONTEXT_CLONE API since IGT is the only
userspace to ever use it.

Signed-off-by: Jason Ekstrand <jason at jlekstrand.net>
Reviewed-by: Daniel Vetter <daniel.vetter at ffwll.ch>
---
 tests/i915/gem_ctx_clone.c | 450 -------------------------------------
 tests/meson.build          |   1 -
 2 files changed, 451 deletions(-)
 delete mode 100644 tests/i915/gem_ctx_clone.c

diff --git a/tests/i915/gem_ctx_clone.c b/tests/i915/gem_ctx_clone.c
deleted file mode 100644
index b72269bc..00000000
--- a/tests/i915/gem_ctx_clone.c
+++ /dev/null
@@ -1,450 +0,0 @@
-/*
- * Copyright © 2019 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.
- */
-
-#include "i915/gem.h"
-#include "i915/gem_vm.h"
-#include "i915_drm.h"
-#include "igt.h"
-#include "igt_gt.h"
-
-static int ctx_create_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 void invalid_clone(int i915)
-{
-	struct drm_i915_gem_context_create_ext_clone ext = {
-		{ .name = I915_CONTEXT_CREATE_EXT_CLONE },
-	};
-	struct drm_i915_gem_context_create_ext create = {
-		.flags = I915_CONTEXT_CREATE_FLAGS_USE_EXTENSIONS,
-		.extensions = to_user_pointer(&ext),
-	};
-
-	igt_assert_eq(ctx_create_ioctl(i915, &create), 0);
-	gem_context_destroy(i915, create.ctx_id);
-
-	ext.flags = -1; /* Hopefully we won't run out of flags */
-	igt_assert_eq(ctx_create_ioctl(i915, &create), -EINVAL);
-	ext.flags = 0;
-
-	ext.base.next_extension = -1;
-	igt_assert_eq(ctx_create_ioctl(i915, &create), -EFAULT);
-	ext.base.next_extension = to_user_pointer(&ext);
-	igt_assert_eq(ctx_create_ioctl(i915, &create), -E2BIG);
-	ext.base.next_extension = 0;
-
-	ext.clone_id = -1;
-	igt_assert_eq(ctx_create_ioctl(i915, &create), -ENOENT);
-	ext.clone_id = 0;
-}
-
-static void clone_flags(int i915)
-{
-	struct drm_i915_gem_context_create_ext_setparam set = {
-		{ .name = I915_CONTEXT_CREATE_EXT_SETPARAM },
-		{ .param = I915_CONTEXT_PARAM_RECOVERABLE },
-	};
-	struct drm_i915_gem_context_create_ext_clone ext = {
-		{ .name = I915_CONTEXT_CREATE_EXT_CLONE },
-		.flags = I915_CONTEXT_CLONE_FLAGS,
-	};
-	struct drm_i915_gem_context_create_ext create = {
-		.flags = I915_CONTEXT_CREATE_FLAGS_USE_EXTENSIONS,
-		.extensions = to_user_pointer(&ext),
-	};
-	int expected;
-
-	set.param.value = 1; /* default is recoverable */
-	igt_require(__gem_context_set_param(i915, &set.param) == 0);
-
-	for (int pass = 0; pass < 2; pass++) { /* cloning default, then child */
-		igt_debug("Cloning %d\n", ext.clone_id);
-		igt_assert_eq(ctx_create_ioctl(i915, &create), 0);
-
-		set.param.ctx_id = ext.clone_id;
-		gem_context_get_param(i915, &set.param);
-		expected = set.param.value;
-
-		set.param.ctx_id = create.ctx_id;
-		gem_context_get_param(i915, &set.param);
-
-		igt_assert_eq_u64(set.param.param,
-				  I915_CONTEXT_PARAM_RECOVERABLE);
-		igt_assert_eq((int)set.param.value, expected);
-
-		gem_context_destroy(i915, create.ctx_id);
-
-		expected = set.param.value = 0;
-		set.param.ctx_id = ext.clone_id;
-		gem_context_set_param(i915, &set.param);
-
-		igt_assert_eq(ctx_create_ioctl(i915, &create), 0);
-
-		set.param.ctx_id = create.ctx_id;
-		gem_context_get_param(i915, &set.param);
-
-		igt_assert_eq_u64(set.param.param,
-				  I915_CONTEXT_PARAM_RECOVERABLE);
-		igt_assert_eq((int)set.param.value, expected);
-
-		gem_context_destroy(i915, create.ctx_id);
-
-		/* clone but then reset priority to default... */
-		set.param.ctx_id = 0;
-		set.param.value = 1;
-		ext.base.next_extension = to_user_pointer(&set);
-		igt_assert_eq(ctx_create_ioctl(i915, &create), 0);
-		ext.base.next_extension = 0;
-
-		/* then new context should have updated priority... */
-		set.param.ctx_id = create.ctx_id;
-		gem_context_get_param(i915, &set.param);
-		igt_assert_eq_u64(set.param.value, 1);
-
-		/* but original context should have default priority */
-		set.param.ctx_id = ext.clone_id;
-		gem_context_get_param(i915, &set.param);
-		igt_assert_eq_u64(set.param.value, 0);
-
-		gem_context_destroy(i915, create.ctx_id);
-		ext.clone_id = gem_context_create(i915);
-	}
-
-	gem_context_destroy(i915, ext.clone_id);
-}
-
-static void clone_engines(int i915)
-{
-	struct drm_i915_gem_context_create_ext_setparam set = {
-		{ .name = I915_CONTEXT_CREATE_EXT_SETPARAM },
-		{ .param = I915_CONTEXT_PARAM_ENGINES },
-	};
-	struct drm_i915_gem_context_create_ext_clone ext = {
-		{ .name = I915_CONTEXT_CREATE_EXT_CLONE },
-		.flags = I915_CONTEXT_CLONE_ENGINES,
-	};
-	struct drm_i915_gem_context_create_ext create = {
-		.flags = I915_CONTEXT_CREATE_FLAGS_USE_EXTENSIONS,
-		.extensions = to_user_pointer(&ext),
-	};
-	I915_DEFINE_CONTEXT_PARAM_ENGINES(expected, 64);
-	I915_DEFINE_CONTEXT_PARAM_ENGINES(engines, 64);
-	uint64_t ex_size;
-
-	memset(&expected, 0, sizeof(expected));
-	memset(&engines, 0, sizeof(engines));
-
-	igt_require(__gem_context_set_param(i915, &set.param) == 0);
-
-	for (int pass = 0; pass < 2; pass++) { /* cloning default, then child */
-		igt_debug("Cloning %d\n", ext.clone_id);
-		igt_assert_eq(ctx_create_ioctl(i915, &create), 0);
-
-		/* Check that we cloned the engine map */
-		set.param.ctx_id = ext.clone_id;
-		set.param.size = sizeof(expected);
-		set.param.value = to_user_pointer(&expected);
-		gem_context_get_param(i915, &set.param);
-		ex_size = set.param.size;
-
-		set.param.ctx_id = create.ctx_id;
-		set.param.size = sizeof(engines);
-		set.param.value = to_user_pointer(&engines);
-		gem_context_get_param(i915, &set.param);
-
-		igt_assert_eq_u64(set.param.param, I915_CONTEXT_PARAM_ENGINES);
-		igt_assert_eq_u64(set.param.size, ex_size);
-		igt_assert(!memcmp(&engines, &expected, ex_size));
-
-		gem_context_destroy(i915, create.ctx_id);
-
-		/* Check that the clone will replace an earlier set */
-		expected.engines[0].engine_class =
-			I915_ENGINE_CLASS_INVALID;
-		expected.engines[0].engine_instance =
-			I915_ENGINE_CLASS_INVALID_NONE;
-		ex_size = (sizeof(struct i915_context_param_engines) +
-			   sizeof(expected.engines[0]));
-
-		set.param.ctx_id = ext.clone_id;
-		set.param.size = ex_size;
-		set.param.value = to_user_pointer(&expected);
-		gem_context_set_param(i915, &set.param);
-
-		igt_assert_eq(ctx_create_ioctl(i915, &create), 0);
-
-		set.param.ctx_id = create.ctx_id;
-		set.param.size = sizeof(engines);
-		set.param.value = to_user_pointer(&engines);
-		gem_context_get_param(i915, &set.param);
-
-		igt_assert_eq_u64(set.param.size, ex_size);
-		igt_assert(!memcmp(&engines, &expected, ex_size));
-
-		gem_context_destroy(i915, create.ctx_id);
-
-		/* clone but then reset engines to default */
-		set.param.ctx_id = 0;
-		set.param.size = 0;
-		set.param.value = 0;
-		ext.base.next_extension = to_user_pointer(&set);
-
-		igt_assert_eq(ctx_create_ioctl(i915, &create), 0);
-		ext.base.next_extension = 0;
-
-		set.param.ctx_id = create.ctx_id;
-		set.param.size = sizeof(engines);
-		set.param.value = to_user_pointer(&engines);
-		gem_context_get_param(i915, &set.param);
-		igt_assert_eq_u64(set.param.size, 0);
-
-		gem_context_destroy(i915, create.ctx_id);
-
-		/* And check we ignore the flag */
-		ext.flags = 0;
-		igt_assert_eq(ctx_create_ioctl(i915, &create), 0);
-		ext.flags = I915_CONTEXT_CLONE_ENGINES;
-
-		set.param.ctx_id = create.ctx_id;
-		set.param.size = sizeof(engines);
-		set.param.value = to_user_pointer(&engines);
-		gem_context_get_param(i915, &set.param);
-		igt_assert_eq_u64(set.param.size, 0);
-
-		ext.clone_id = gem_context_create(i915);
-	}
-
-	gem_context_destroy(i915, ext.clone_id);
-}
-
-static void clone_scheduler(int i915)
-{
-	struct drm_i915_gem_context_create_ext_setparam set = {
-		{ .name = I915_CONTEXT_CREATE_EXT_SETPARAM },
-		{ .param = I915_CONTEXT_PARAM_PRIORITY },
-	};
-	struct drm_i915_gem_context_create_ext_clone ext = {
-		{ .name = I915_CONTEXT_CREATE_EXT_CLONE },
-		.flags = I915_CONTEXT_CLONE_SCHEDATTR,
-	};
-	struct drm_i915_gem_context_create_ext create = {
-		.flags = I915_CONTEXT_CREATE_FLAGS_USE_EXTENSIONS,
-		.extensions = to_user_pointer(&ext),
-	};
-	int expected;
-
-	igt_require(__gem_context_set_param(i915, &set.param) == 0);
-
-	for (int pass = 0; pass < 2; pass++) { /* cloning default, then child */
-		igt_debug("Cloning %d\n", ext.clone_id);
-		igt_assert_eq(ctx_create_ioctl(i915, &create), 0);
-
-		set.param.ctx_id = ext.clone_id;
-		gem_context_get_param(i915, &set.param);
-		expected = set.param.value;
-
-		set.param.ctx_id = create.ctx_id;
-		gem_context_get_param(i915, &set.param);
-
-		igt_assert_eq_u64(set.param.param, I915_CONTEXT_PARAM_PRIORITY);
-		igt_assert_eq((int)set.param.value, expected);
-
-		gem_context_destroy(i915, create.ctx_id);
-
-		expected = set.param.value = 1;
-		set.param.ctx_id = ext.clone_id;
-		gem_context_set_param(i915, &set.param);
-
-		igt_assert_eq(ctx_create_ioctl(i915, &create), 0);
-
-		set.param.ctx_id = create.ctx_id;
-		gem_context_get_param(i915, &set.param);
-
-		igt_assert_eq_u64(set.param.param, I915_CONTEXT_PARAM_PRIORITY);
-		igt_assert_eq((int)set.param.value, expected);
-
-		gem_context_destroy(i915, create.ctx_id);
-
-		/* clone but then reset priority to default */
-		set.param.ctx_id = 0;
-		set.param.value = 0;
-		ext.base.next_extension = to_user_pointer(&set);
-		igt_assert_eq(ctx_create_ioctl(i915, &create), 0);
-		ext.base.next_extension = 0;
-
-		set.param.ctx_id = create.ctx_id;
-		gem_context_get_param(i915, &set.param);
-		igt_assert_eq_u64(set.param.value, 0);
-
-		set.param.ctx_id = ext.clone_id;
-		gem_context_get_param(i915, &set.param);
-		igt_assert_eq_u64(set.param.value, 1);
-
-		gem_context_destroy(i915, create.ctx_id);
-		ext.clone_id = gem_context_create(i915);
-	}
-
-	gem_context_destroy(i915, ext.clone_id);
-}
-
-static uint32_t __batch_create(int i915, uint32_t offset)
-{
-	const uint32_t bbe = MI_BATCH_BUFFER_END;
-	uint32_t handle;
-
-	handle = gem_create(i915, ALIGN(offset + 4, 4096));
-	gem_write(i915, handle, offset, &bbe, sizeof(bbe));
-
-	return handle;
-}
-
-static uint32_t batch_create(int i915)
-{
-	return __batch_create(i915, 0);
-}
-
-static void check_same_vm(int i915, uint32_t ctx_a, uint32_t ctx_b)
-{
-	struct drm_i915_gem_exec_object2 batch = {
-		.handle = batch_create(i915),
-	};
-	struct drm_i915_gem_execbuffer2 eb = {
-		.buffers_ptr = to_user_pointer(&batch),
-		.buffer_count = 1,
-	};
-
-	/* First verify that we try to use "softpinning" by default */
-	batch.offset = 48 << 20;
-	eb.rsvd1 = ctx_a;
-	gem_execbuf(i915, &eb);
-	igt_assert_eq_u64(batch.offset, 48 << 20);
-
-	/* An already active VMA will try to keep its offset */
-	batch.offset = 0;
-	eb.rsvd1 = ctx_b;
-	gem_execbuf(i915, &eb);
-	igt_assert_eq_u64(batch.offset, 48 << 20);
-
-	gem_sync(i915, batch.handle);
-	gem_close(i915, batch.handle);
-
-	gem_quiescent_gpu(i915); /* evict the vma */
-}
-
-static void clone_vm(int i915)
-{
-	struct drm_i915_gem_context_param set = {
-		.param = I915_CONTEXT_PARAM_VM,
-	};
-	struct drm_i915_gem_context_create_ext_clone ext = {
-		{ .name = I915_CONTEXT_CREATE_EXT_CLONE },
-		.flags = I915_CONTEXT_CLONE_VM,
-	};
-	struct drm_i915_gem_context_create_ext create = {
-		.flags = I915_CONTEXT_CREATE_FLAGS_USE_EXTENSIONS,
-		.extensions = to_user_pointer(&ext),
-	};
-	uint32_t vm_id[2];
-
-	igt_require(__gem_context_set_param(i915, &set) == -ENOENT);
-
-	/* Scrub the VM for our tests */
-	i915 = gem_reopen_driver(i915);
-
-	set.ctx_id = gem_context_create(i915);
-	gem_context_get_param(i915, &set);
-	vm_id[0] = set.value;
-	gem_context_destroy(i915, set.ctx_id);
-
-	vm_id[1] = gem_vm_create(i915);
-
-	for (int pass = 0; pass < 2; pass++) { /* cloning default, then child */
-		igt_debug("Cloning %d\n", ext.clone_id);
-
-		igt_assert_eq(ctx_create_ioctl(i915, &create), 0);
-		check_same_vm(i915, ext.clone_id, create.ctx_id);
-		gem_context_destroy(i915, create.ctx_id);
-
-		set.value = vm_id[pass];
-		set.ctx_id = ext.clone_id;
-		gem_context_set_param(i915, &set);
-
-		igt_assert_eq(ctx_create_ioctl(i915, &create), 0);
-		check_same_vm(i915, ext.clone_id, create.ctx_id);
-		gem_context_destroy(i915, create.ctx_id);
-
-		ext.clone_id = gem_context_create(i915);
-	}
-
-	gem_context_destroy(i915, ext.clone_id);
-
-	for (int i = 0; i < ARRAY_SIZE(vm_id); i++)
-		gem_vm_destroy(i915, vm_id[i]);
-
-	close(i915);
-}
-
-igt_main
-{
-	int i915 = -1;
-
-	igt_fixture {
-		i915 = drm_open_driver(DRIVER_INTEL);
-		igt_require_gem(i915);
-		gem_require_contexts(i915);
-
-		igt_require(gem_has_context_clone(i915));
-		igt_fork_hang_detector(i915);
-	}
-
-	igt_subtest("invalid")
-		invalid_clone(i915);
-
-	igt_subtest("engines")
-		clone_engines(i915);
-
-	igt_subtest("flags")
-		clone_flags(i915);
-
-	igt_subtest("scheduler")
-		clone_scheduler(i915);
-
-	igt_subtest("vm")
-		clone_vm(i915);
-
-	igt_fixture {
-		igt_stop_hang_detector();
-		close(i915);
-	}
-}
diff --git a/tests/meson.build b/tests/meson.build
index 2c579d4c..f8f0beb2 100644
--- a/tests/meson.build
+++ b/tests/meson.build
@@ -126,7 +126,6 @@ i915_progs = [
 	'gem_concurrent_blit',
 	'gem_cs_tlb',
 	'gem_ctx_bad_destroy',
-	'gem_ctx_clone',
 	'gem_ctx_create',
 	'gem_ctx_engines',
 	'gem_ctx_exec',
-- 
2.31.1



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