15 files changed, 256 insertions, 933 deletions

diff --git a/drivers/gpu/drm/i915/selftests/i915_active.c b/drivers/gpu/drm/i915/selftests/i915_active.c
index 4002c984c2e0..61bf4560d8af 100644
--- a/drivers/gpu/drm/i915/selftests/i915_active.c
+++ b/drivers/gpu/drm/i915/selftests/i915_active.c
@@ -68,7 +68,7 @@ static struct live_active *__live_alloc(struct drm_i915_private *i915)
 		return NULL;
 
 	kref_init(&active->ref);
-	i915_active_init(&active->base, __live_active, __live_retire);
+	i915_active_init(&active->base, __live_active, __live_retire, 0);
 
 	return active;
 }
diff --git a/drivers/gpu/drm/i915/selftests/i915_buddy.c b/drivers/gpu/drm/i915/selftests/i915_buddy.c
deleted file mode 100644
index f0f5c4df8dbc..000000000000
--- a/drivers/gpu/drm/i915/selftests/i915_buddy.c
+++ /dev/null
@@ -1,789 +0,0 @@
-// SPDX-License-Identifier: MIT
-/*
- * Copyright © 2019 Intel Corporation
- */
-
-#include <linux/prime_numbers.h>
-
-#include "../i915_selftest.h"
-#include "i915_random.h"
-
-static void __igt_dump_block(struct i915_buddy_mm *mm,
-			     struct i915_buddy_block *block,
-			     bool buddy)
-{
-	pr_err("block info: header=%llx, state=%u, order=%d, offset=%llx size=%llx root=%s buddy=%s\n",
-	       block->header,
-	       i915_buddy_block_state(block),
-	       i915_buddy_block_order(block),
-	       i915_buddy_block_offset(block),
-	       i915_buddy_block_size(mm, block),
-	       yesno(!block->parent),
-	       yesno(buddy));
-}
-
-static void igt_dump_block(struct i915_buddy_mm *mm,
-			   struct i915_buddy_block *block)
-{
-	struct i915_buddy_block *buddy;
-
-	__igt_dump_block(mm, block, false);
-
-	buddy = get_buddy(block);
-	if (buddy)
-		__igt_dump_block(mm, buddy, true);
-}
-
-static int igt_check_block(struct i915_buddy_mm *mm,
-			   struct i915_buddy_block *block)
-{
-	struct i915_buddy_block *buddy;
-	unsigned int block_state;
-	u64 block_size;
-	u64 offset;
-	int err = 0;
-
-	block_state = i915_buddy_block_state(block);
-
-	if (block_state != I915_BUDDY_ALLOCATED &&
-	    block_state != I915_BUDDY_FREE &&
-	    block_state != I915_BUDDY_SPLIT) {
-		pr_err("block state mismatch\n");
-		err = -EINVAL;
-	}
-
-	block_size = i915_buddy_block_size(mm, block);
-	offset = i915_buddy_block_offset(block);
-
-	if (block_size < mm->chunk_size) {
-		pr_err("block size smaller than min size\n");
-		err = -EINVAL;
-	}
-
-	if (!is_power_of_2(block_size)) {
-		pr_err("block size not power of two\n");
-		err = -EINVAL;
-	}
-
-	if (!IS_ALIGNED(block_size, mm->chunk_size)) {
-		pr_err("block size not aligned to min size\n");
-		err = -EINVAL;
-	}
-
-	if (!IS_ALIGNED(offset, mm->chunk_size)) {
-		pr_err("block offset not aligned to min size\n");
-		err = -EINVAL;
-	}
-
-	if (!IS_ALIGNED(offset, block_size)) {
-		pr_err("block offset not aligned to block size\n");
-		err = -EINVAL;
-	}
-
-	buddy = get_buddy(block);
-
-	if (!buddy && block->parent) {
-		pr_err("buddy has gone fishing\n");
-		err = -EINVAL;
-	}
-
-	if (buddy) {
-		if (i915_buddy_block_offset(buddy) != (offset ^ block_size)) {
-			pr_err("buddy has wrong offset\n");
-			err = -EINVAL;
-		}
-
-		if (i915_buddy_block_size(mm, buddy) != block_size) {
-			pr_err("buddy size mismatch\n");
-			err = -EINVAL;
-		}
-
-		if (i915_buddy_block_state(buddy) == block_state &&
-		    block_state == I915_BUDDY_FREE) {
-			pr_err("block and its buddy are free\n");
-			err = -EINVAL;
-		}
-	}
-
-	return err;
-}
-
-static int igt_check_blocks(struct i915_buddy_mm *mm,
-			    struct list_head *blocks,
-			    u64 expected_size,
-			    bool is_contiguous)
-{
-	struct i915_buddy_block *block;
-	struct i915_buddy_block *prev;
-	u64 total;
-	int err = 0;
-
-	block = NULL;
-	prev = NULL;
-	total = 0;
-
-	list_for_each_entry(block, blocks, link) {
-		err = igt_check_block(mm, block);
-
-		if (!i915_buddy_block_is_allocated(block)) {
-			pr_err("block not allocated\n"),
-			err = -EINVAL;
-		}
-
-		if (is_contiguous && prev) {
-			u64 prev_block_size;
-			u64 prev_offset;
-			u64 offset;
-
-			prev_offset = i915_buddy_block_offset(prev);
-			prev_block_size = i915_buddy_block_size(mm, prev);
-			offset = i915_buddy_block_offset(block);
-
-			if (offset != (prev_offset + prev_block_size)) {
-				pr_err("block offset mismatch\n");
-				err = -EINVAL;
-			}
-		}
-
-		if (err)
-			break;
-
-		total += i915_buddy_block_size(mm, block);
-		prev = block;
-	}
-
-	if (!err) {
-		if (total != expected_size) {
-			pr_err("size mismatch, expected=%llx, found=%llx\n",
-			       expected_size, total);
-			err = -EINVAL;
-		}
-		return err;
-	}
-
-	if (prev) {
-		pr_err("prev block, dump:\n");
-		igt_dump_block(mm, prev);
-	}
-
-	if (block) {
-		pr_err("bad block, dump:\n");
-		igt_dump_block(mm, block);
-	}
-
-	return err;
-}
-
-static int igt_check_mm(struct i915_buddy_mm *mm)
-{
-	struct i915_buddy_block *root;
-	struct i915_buddy_block *prev;
-	unsigned int i;
-	u64 total;
-	int err = 0;
-
-	if (!mm->n_roots) {
-		pr_err("n_roots is zero\n");
-		return -EINVAL;
-	}
-
-	if (mm->n_roots != hweight64(mm->size)) {
-		pr_err("n_roots mismatch, n_roots=%u, expected=%lu\n",
-		       mm->n_roots, hweight64(mm->size));
-		return -EINVAL;
-	}
-
-	root = NULL;
-	prev = NULL;
-	total = 0;
-
-	for (i = 0; i < mm->n_roots; ++i) {
-		struct i915_buddy_block *block;
-		unsigned int order;
-
-		root = mm->roots[i];
-		if (!root) {
-			pr_err("root(%u) is NULL\n", i);
-			err = -EINVAL;
-			break;
-		}
-
-		err = igt_check_block(mm, root);
-
-		if (!i915_buddy_block_is_free(root)) {
-			pr_err("root not free\n");
-			err = -EINVAL;
-		}
-
-		order = i915_buddy_block_order(root);
-
-		if (!i) {
-			if (order != mm->max_order) {
-				pr_err("max order root missing\n");
-				err = -EINVAL;
-			}
-		}
-
-		if (prev) {
-			u64 prev_block_size;
-			u64 prev_offset;
-			u64 offset;
-
-			prev_offset = i915_buddy_block_offset(prev);
-			prev_block_size = i915_buddy_block_size(mm, prev);
-			offset = i915_buddy_block_offset(root);
-
-			if (offset != (prev_offset + prev_block_size)) {
-				pr_err("root offset mismatch\n");
-				err = -EINVAL;
-			}
-		}
-
-		block = list_first_entry_or_null(&mm->free_list[order],
-						 struct i915_buddy_block,
-						 link);
-		if (block != root) {
-			pr_err("root mismatch at order=%u\n", order);
-			err = -EINVAL;
-		}
-
-		if (err)
-			break;
-
-		prev = root;
-		total += i915_buddy_block_size(mm, root);
-	}
-
-	if (!err) {
-		if (total != mm->size) {
-			pr_err("expected mm size=%llx, found=%llx\n", mm->size,
-			       total);
-			err = -EINVAL;
-		}
-		return err;
-	}
-
-	if (prev) {
-		pr_err("prev root(%u), dump:\n", i - 1);
-		igt_dump_block(mm, prev);
-	}
-
-	if (root) {
-		pr_err("bad root(%u), dump:\n", i);
-		igt_dump_block(mm, root);
-	}
-
-	return err;
-}
-
-static void igt_mm_config(u64 *size, u64 *chunk_size)
-{
-	I915_RND_STATE(prng);
-	u32 s, ms;
-
-	/* Nothing fancy, just try to get an interesting bit pattern */
-
-	prandom_seed_state(&prng, i915_selftest.random_seed);
-
-	/* Let size be a random number of pages up to 8 GB (2M pages) */
-	s = 1 + i915_prandom_u32_max_state((BIT(33 - 12)) - 1, &prng);
-	/* Let the chunk size be a random power of 2 less than size */
-	ms = BIT(i915_prandom_u32_max_state(ilog2(s), &prng));
-	/* Round size down to the chunk size */
-	s &= -ms;
-
-	/* Convert from pages to bytes */
-	*chunk_size = (u64)ms << 12;
-	*size = (u64)s << 12;
-}
-
-static int igt_buddy_alloc_smoke(void *arg)
-{
-	struct i915_buddy_mm mm;
-	IGT_TIMEOUT(end_time);
-	I915_RND_STATE(prng);
-	u64 chunk_size;
-	u64 mm_size;
-	int *order;
-	int err, i;
-
-	igt_mm_config(&mm_size, &chunk_size);
-
-	pr_info("buddy_init with size=%llx, chunk_size=%llx\n", mm_size, chunk_size);
-
-	err = i915_buddy_init(&mm, mm_size, chunk_size);
-	if (err) {
-		pr_err("buddy_init failed(%d)\n", err);
-		return err;
-	}
-
-	order = i915_random_order(mm.max_order + 1, &prng);
-	if (!order)
-		goto out_fini;
-
-	for (i = 0; i <= mm.max_order; ++i) {
-		struct i915_buddy_block *block;
-		int max_order = order[i];
-		bool timeout = false;
-		LIST_HEAD(blocks);
-		int order;
-		u64 total;
-
-		err = igt_check_mm(&mm);
-		if (err) {
-			pr_err("pre-mm check failed, abort\n");
-			break;
-		}
-
-		pr_info("filling from max_order=%u\n", max_order);
-
-		order = max_order;
-		total = 0;
-
-		do {
-retry:
-			block = i915_buddy_alloc(&mm, order);
-			if (IS_ERR(block)) {
-				err = PTR_ERR(block);
-				if (err == -ENOMEM) {
-					pr_info("buddy_alloc hit -ENOMEM with order=%d\n",
-						order);
-				} else {
-					if (order--) {
-						err = 0;
-						goto retry;
-					}
-
-					pr_err("buddy_alloc with order=%d failed(%d)\n",
-					       order, err);
-				}
-
-				break;
-			}
-
-			list_add_tail(&block->link, &blocks);
-
-			if (i915_buddy_block_order(block) != order) {
-				pr_err("buddy_alloc order mismatch\n");
-				err = -EINVAL;
-				break;
-			}
-
-			total += i915_buddy_block_size(&mm, block);
-
-			if (__igt_timeout(end_time, NULL)) {
-				timeout = true;
-				break;
-			}
-		} while (total < mm.size);
-
-		if (!err)
-			err = igt_check_blocks(&mm, &blocks, total, false);
-
-		i915_buddy_free_list(&mm, &blocks);
-
-		if (!err) {
-			err = igt_check_mm(&mm);
-			if (err)
-				pr_err("post-mm check failed\n");
-		}
-
-		if (err || timeout)
-			break;
-
-		cond_resched();
-	}
-
-	if (err == -ENOMEM)
-		err = 0;
-
-	kfree(order);
-out_fini:
-	i915_buddy_fini(&mm);
-
-	return err;
-}
-
-static int igt_buddy_alloc_pessimistic(void *arg)
-{
-	const unsigned int max_order = 16;
-	struct i915_buddy_block *block, *bn;
-	struct i915_buddy_mm mm;
-	unsigned int order;
-	LIST_HEAD(blocks);
-	int err;
-
-	/*
-	 * Create a pot-sized mm, then allocate one of each possible
-	 * order within. This should leave the mm with exactly one
-	 * page left.
-	 */
-
-	err = i915_buddy_init(&mm, PAGE_SIZE << max_order, PAGE_SIZE);
-	if (err) {
-		pr_err("buddy_init failed(%d)\n", err);
-		return err;
-	}
-	GEM_BUG_ON(mm.max_order != max_order);
-
-	for (order = 0; order < max_order; order++) {
-		block = i915_buddy_alloc(&mm, order);
-		if (IS_ERR(block)) {
-			pr_info("buddy_alloc hit -ENOMEM with order=%d\n",
-				order);
-			err = PTR_ERR(block);
-			goto err;
-		}
-
-		list_add_tail(&block->link, &blocks);
-	}
-
-	/* And now the last remaining block available */
-	block = i915_buddy_alloc(&mm, 0);
-	if (IS_ERR(block)) {
-		pr_info("buddy_alloc hit -ENOMEM on final alloc\n");
-		err = PTR_ERR(block);
-		goto err;
-	}
-	list_add_tail(&block->link, &blocks);
-
-	/* Should be completely full! */
-	for (order = max_order; order--; ) {
-		block = i915_buddy_alloc(&mm, order);
-		if (!IS_ERR(block)) {
-			pr_info("buddy_alloc unexpectedly succeeded at order %d, it should be full!",
-				order);
-			list_add_tail(&block->link, &blocks);
-			err = -EINVAL;
-			goto err;
-		}
-	}
-
-	block = list_last_entry(&blocks, typeof(*block), link);
-	list_del(&block->link);
-	i915_buddy_free(&mm, block);
-
-	/* As we free in increasing size, we make available larger blocks */
-	order = 1;
-	list_for_each_entry_safe(block, bn, &blocks, link) {
-		list_del(&block->link);
-		i915_buddy_free(&mm, block);
-
-		block = i915_buddy_alloc(&mm, order);
-		if (IS_ERR(block)) {
-			pr_info("buddy_alloc (realloc) hit -ENOMEM with order=%d\n",
-				order);
-			err = PTR_ERR(block);
-			goto err;
-		}
-		i915_buddy_free(&mm, block);
-		order++;
-	}
-
-	/* To confirm, now the whole mm should be available */
-	block = i915_buddy_alloc(&mm, max_order);
-	if (IS_ERR(block)) {
-		pr_info("buddy_alloc (realloc) hit -ENOMEM with order=%d\n",
-			max_order);
-		err = PTR_ERR(block);
-		goto err;
-	}
-	i915_buddy_free(&mm, block);
-
-err:
-	i915_buddy_free_list(&mm, &blocks);
-	i915_buddy_fini(&mm);
-	return err;
-}
-
-static int igt_buddy_alloc_optimistic(void *arg)
-{
-	const int max_order = 16;
-	struct i915_buddy_block *block;
-	struct i915_buddy_mm mm;
-	LIST_HEAD(blocks);
-	int order;
-	int err;
-
-	/*
-	 * Create a mm with one block of each order available, and
-	 * try to allocate them all.
-	 */
-
-	err = i915_buddy_init(&mm,
-			      PAGE_SIZE * ((1 << (max_order + 1)) - 1),
-			      PAGE_SIZE);
-	if (err) {
-		pr_err("buddy_init failed(%d)\n", err);
-		return err;
-	}
-	GEM_BUG_ON(mm.max_order != max_order);
-
-	for (order = 0; order <= max_order; order++) {
-		block = i915_buddy_alloc(&mm, order);
-		if (IS_ERR(block)) {
-			pr_info("buddy_alloc hit -ENOMEM with order=%d\n",
-				order);
-			err = PTR_ERR(block);
-			goto err;
-		}
-
-		list_add_tail(&block->link, &blocks);
-	}
-
-	/* Should be completely full! */
-	block = i915_buddy_alloc(&mm, 0);
-	if (!IS_ERR(block)) {
-		pr_info("buddy_alloc unexpectedly succeeded, it should be full!");
-		list_add_tail(&block->link, &blocks);
-		err = -EINVAL;
-		goto err;
-	}
-
-err:
-	i915_buddy_free_list(&mm, &blocks);
-	i915_buddy_fini(&mm);
-	return err;
-}
-
-static int igt_buddy_alloc_pathological(void *arg)
-{
-	const int max_order = 16;
-	struct i915_buddy_block *block;
-	struct i915_buddy_mm mm;
-	LIST_HEAD(blocks);
-	LIST_HEAD(holes);
-	int order, top;
-	int err;
-
-	/*
-	 * Create a pot-sized mm, then allocate one of each possible
-	 * order within. This should leave the mm with exactly one
-	 * page left. Free the largest block, then whittle down again.
-	 * Eventually we will have a fully 50% fragmented mm.
-	 */
-
-	err = i915_buddy_init(&mm, PAGE_SIZE << max_order, PAGE_SIZE);
-	if (err) {
-		pr_err("buddy_init failed(%d)\n", err);
-		return err;
-	}
-	GEM_BUG_ON(mm.max_order != max_order);
-
-	for (top = max_order; top; top--) {
-		/* Make room by freeing the largest allocated block */
-		block = list_first_entry_or_null(&blocks, typeof(*block), link);
-		if (block) {
-			list_del(&block->link);
-			i915_buddy_free(&mm, block);
-		}
-
-		for (order = top; order--; ) {
-			block = i915_buddy_alloc(&mm, order);
-			if (IS_ERR(block)) {
-				pr_info("buddy_alloc hit -ENOMEM with order=%d, top=%d\n",
-					order, top);
-				err = PTR_ERR(block);
-				goto err;
-			}
-			list_add_tail(&block->link, &blocks);
-		}
-
-		/* There should be one final page for this sub-allocation */
-		block = i915_buddy_alloc(&mm, 0);
-		if (IS_ERR(block)) {
-			pr_info("buddy_alloc hit -ENOMEM for hole\n");
-			err = PTR_ERR(block);
-			goto err;
-		}
-		list_add_tail(&block->link, &holes);
-
-		block = i915_buddy_alloc(&mm, top);
-		if (!IS_ERR(block)) {
-			pr_info("buddy_alloc unexpectedly succeeded at top-order %d/%d, it should be full!",
-				top, max_order);
-			list_add_tail(&block->link, &blocks);
-			err = -EINVAL;
-			goto err;
-		}
-	}
-
-	i915_buddy_free_list(&mm, &holes);
-
-	/* Nothing larger than blocks of chunk_size now available */
-	for (order = 1; order <= max_order; order++) {
-		block = i915_buddy_alloc(&mm, order);
-		if (!IS_ERR(block)) {
-			pr_info("buddy_alloc unexpectedly succeeded at order %d, it should be full!",
-				order);
-			list_add_tail(&block->link, &blocks);
-			err = -EINVAL;
-			goto err;
-		}
-	}
-
-err:
-	list_splice_tail(&holes, &blocks);
-	i915_buddy_free_list(&mm, &blocks);
-	i915_buddy_fini(&mm);
-	return err;
-}
-
-static int igt_buddy_alloc_range(void *arg)
-{
-	struct i915_buddy_mm mm;
-	unsigned long page_num;
-	LIST_HEAD(blocks);
-	u64 chunk_size;
-	u64 offset;
-	u64 size;
-	u64 rem;
-	int err;
-
-	igt_mm_config(&size, &chunk_size);
-
-	pr_info("buddy_init with size=%llx, chunk_size=%llx\n", size, chunk_size);
-
-	err = i915_buddy_init(&mm, size, chunk_size);
-	if (err) {
-		pr_err("buddy_init failed(%d)\n", err);
-		return err;
-	}
-
-	err = igt_check_mm(&mm);
-	if (err) {
-		pr_err("pre-mm check failed, abort, abort, abort!\n");
-		goto err_fini;
-	}
-
-	rem = mm.size;
-	offset = 0;
-
-	for_each_prime_number_from(page_num, 1, ULONG_MAX - 1) {
-		struct i915_buddy_block *block;
-		LIST_HEAD(tmp);
-
-		size = min(page_num * mm.chunk_size, rem);
-
-		err = i915_buddy_alloc_range(&mm, &tmp, offset, size);
-		if (err) {
-			if (err == -ENOMEM) {
-				pr_info("alloc_range hit -ENOMEM with size=%llx\n",
-					size);
-			} else {
-				pr_err("alloc_range with offset=%llx, size=%llx failed(%d)\n",
-				       offset, size, err);
-			}
-
-			break;
-		}
-
-		block = list_first_entry_or_null(&tmp,
-						 struct i915_buddy_block,
-						 link);
-		if (!block) {
-			pr_err("alloc_range has no blocks\n");
-			err = -EINVAL;
-			break;
-		}
-
-		if (i915_buddy_block_offset(block) != offset) {
-			pr_err("alloc_range start offset mismatch, found=%llx, expected=%llx\n",
-			       i915_buddy_block_offset(block), offset);
-			err = -EINVAL;
-		}
-
-		if (!err)
-			err = igt_check_blocks(&mm, &tmp, size, true);
-
-		list_splice_tail(&tmp, &blocks);
-
-		if (err)
-			break;
-
-		offset += size;
-
-		rem -= size;
-		if (!rem)
-			break;
-
-		cond_resched();
-	}
-
-	if (err == -ENOMEM)
-		err = 0;
-
-	i915_buddy_free_list(&mm, &blocks);
-
-	if (!err) {
-		err = igt_check_mm(&mm);
-		if (err)
-			pr_err("post-mm check failed\n");
-	}
-
-err_fini:
-	i915_buddy_fini(&mm);
-
-	return err;
-}
-
-static int igt_buddy_alloc_limit(void *arg)
-{
-	struct i915_buddy_block *block;
-	struct i915_buddy_mm mm;
-	const u64 size = U64_MAX;
-	int err;
-
-	err = i915_buddy_init(&mm, size, PAGE_SIZE);
-	if (err)
-		return err;
-
-	if (mm.max_order != I915_BUDDY_MAX_ORDER) {
-		pr_err("mm.max_order(%d) != %d\n",
-		       mm.max_order, I915_BUDDY_MAX_ORDER);
-		err = -EINVAL;
-		goto out_fini;
-	}
-
-	block = i915_buddy_alloc(&mm, mm.max_order);
-	if (IS_ERR(block)) {
-		err = PTR_ERR(block);
-		goto out_fini;
-	}
-
-	if (i915_buddy_block_order(block) != mm.max_order) {
-		pr_err("block order(%d) != %d\n",
-		       i915_buddy_block_order(block), mm.max_order);
-		err = -EINVAL;
-		goto out_free;
-	}
-
-	if (i915_buddy_block_size(&mm, block) !=
-	    BIT_ULL(mm.max_order) * PAGE_SIZE) {
-		pr_err("block size(%llu) != %llu\n",
-		       i915_buddy_block_size(&mm, block),
-		       BIT_ULL(mm.max_order) * PAGE_SIZE);
-		err = -EINVAL;
-		goto out_free;
-	}
-
-out_free:
-	i915_buddy_free(&mm, block);
-out_fini:
-	i915_buddy_fini(&mm);
-	return err;
-}
-
-int i915_buddy_mock_selftests(void)
-{
-	static const struct i915_subtest tests[] = {
-		SUBTEST(igt_buddy_alloc_pessimistic),
-		SUBTEST(igt_buddy_alloc_optimistic),
-		SUBTEST(igt_buddy_alloc_pathological),
-		SUBTEST(igt_buddy_alloc_smoke),
-		SUBTEST(igt_buddy_alloc_range),
-		SUBTEST(igt_buddy_alloc_limit),
-	};
-
-	return i915_subtests(tests, NULL);
-}
diff --git a/drivers/gpu/drm/i915/selftests/i915_gem.c b/drivers/gpu/drm/i915/selftests/i915_gem.c
index dc394fb7ccfa..152d9ab135b1 100644
--- a/drivers/gpu/drm/i915/selftests/i915_gem.c
+++ b/drivers/gpu/drm/i915/selftests/i915_gem.c
@@ -87,14 +87,14 @@ static void simulate_hibernate(struct drm_i915_private *i915)
 	intel_runtime_pm_put(&i915->runtime_pm, wakeref);
 }
 
-static int pm_prepare(struct drm_i915_private *i915)
+static int igt_pm_prepare(struct drm_i915_private *i915)
 {
 	i915_gem_suspend(i915);
 
 	return 0;
 }
 
-static void pm_suspend(struct drm_i915_private *i915)
+static void igt_pm_suspend(struct drm_i915_private *i915)
 {
 	intel_wakeref_t wakeref;
 
@@ -104,7 +104,7 @@ static void pm_suspend(struct drm_i915_private *i915)
 	}
 }
 
-static void pm_hibernate(struct drm_i915_private *i915)
+static void igt_pm_hibernate(struct drm_i915_private *i915)
 {
 	intel_wakeref_t wakeref;
 
@@ -116,7 +116,7 @@ static void pm_hibernate(struct drm_i915_private *i915)
 	}
 }
 
-static void pm_resume(struct drm_i915_private *i915)
+static void igt_pm_resume(struct drm_i915_private *i915)
 {
 	intel_wakeref_t wakeref;
 
@@ -148,16 +148,16 @@ static int igt_gem_suspend(void *arg)
 	if (err)
 		goto out;
 
-	err = pm_prepare(i915);
+	err = igt_pm_prepare(i915);
 	if (err)
 		goto out;
 
-	pm_suspend(i915);
+	igt_pm_suspend(i915);
 
 	/* Here be dragons! Note that with S3RST any S3 may become S4! */
 	simulate_hibernate(i915);
 
-	pm_resume(i915);
+	igt_pm_resume(i915);
 
 	err = switch_to_context(ctx);
 out:
@@ -183,16 +183,16 @@ static int igt_gem_hibernate(void *arg)
 	if (err)
 		goto out;
 
-	err = pm_prepare(i915);
+	err = igt_pm_prepare(i915);
 	if (err)
 		goto out;
 
-	pm_hibernate(i915);
+	igt_pm_hibernate(i915);
 
 	/* Here be dragons! */
 	simulate_hibernate(i915);
 
-	pm_resume(i915);
+	igt_pm_resume(i915);
 
 	err = switch_to_context(ctx);
 out:
diff --git a/drivers/gpu/drm/i915/selftests/i915_gem_gtt.c b/drivers/gpu/drm/i915/selftests/i915_gem_gtt.c
index 45c6c0107c7c..f843a5040706 100644
--- a/drivers/gpu/drm/i915/selftests/i915_gem_gtt.c
+++ b/drivers/gpu/drm/i915/selftests/i915_gem_gtt.c
@@ -186,7 +186,7 @@ retry:
 		if (err)
 			goto err_ppgtt_cleanup;
 
-		err = i915_vm_pin_pt_stash(&ppgtt->vm, &stash);
+		err = i915_vm_map_pt_stash(&ppgtt->vm, &stash);
 		if (err) {
 			i915_vm_free_pt_stash(&ppgtt->vm, &stash);
 			goto err_ppgtt_cleanup;
@@ -208,7 +208,7 @@ retry:
 		if (err)
 			goto err_ppgtt_cleanup;
 
-		err = i915_vm_pin_pt_stash(&ppgtt->vm, &stash);
+		err = i915_vm_map_pt_stash(&ppgtt->vm, &stash);
 		if (err) {
 			i915_vm_free_pt_stash(&ppgtt->vm, &stash);
 			goto err_ppgtt_cleanup;
@@ -325,11 +325,10 @@ retry:
 							   BIT_ULL(size)))
 					goto alloc_vm_end;
 
-				err = i915_vm_pin_pt_stash(vm, &stash);
+				err = i915_vm_map_pt_stash(vm, &stash);
 				if (!err)
 					vm->allocate_va_range(vm, &stash,
 							      addr, BIT_ULL(size));
-
 				i915_vm_free_pt_stash(vm, &stash);
 alloc_vm_end:
 				if (err == -EDEADLK) {
@@ -1885,9 +1884,9 @@ static int igt_cs_tlb(void *arg)
 		u32 *cs = batch + i * 64 / sizeof(*cs);
 		u64 addr = (vm->total - PAGE_SIZE) + i * sizeof(u32);
 
-		GEM_BUG_ON(INTEL_GEN(i915) < 6);
+		GEM_BUG_ON(GRAPHICS_VER(i915) < 6);
 		cs[0] = MI_STORE_DWORD_IMM_GEN4;
-		if (INTEL_GEN(i915) >= 8) {
+		if (GRAPHICS_VER(i915) >= 8) {
 			cs[1] = lower_32_bits(addr);
 			cs[2] = upper_32_bits(addr);
 			cs[3] = i;
@@ -1968,10 +1967,9 @@ retry:
 			if (err)
 				goto end_ww;
 
-			err = i915_vm_pin_pt_stash(vm, &stash);
+			err = i915_vm_map_pt_stash(vm, &stash);
 			if (!err)
 				vm->allocate_va_range(vm, &stash, offset, chunk_size);
-
 			i915_vm_free_pt_stash(vm, &stash);
 end_ww:
 			if (err == -EDEADLK) {
diff --git a/drivers/gpu/drm/i915/selftests/i915_mock_selftests.h b/drivers/gpu/drm/i915/selftests/i915_mock_selftests.h
index 3db34d3eea58..34e5caf38093 100644
--- a/drivers/gpu/drm/i915/selftests/i915_mock_selftests.h
+++ b/drivers/gpu/drm/i915/selftests/i915_mock_selftests.h
@@ -33,5 +33,4 @@ selftest(evict, i915_gem_evict_mock_selftests)
 selftest(gtt, i915_gem_gtt_mock_selftests)
 selftest(hugepages, i915_gem_huge_page_mock_selftests)
 selftest(contexts, i915_gem_context_mock_selftests)
-selftest(buddy, i915_buddy_mock_selftests)
 selftest(memory_region, intel_memory_region_mock_selftests)
diff --git a/drivers/gpu/drm/i915/selftests/i915_perf.c b/drivers/gpu/drm/i915/selftests/i915_perf.c
index e9d86dab8677..9e9a6cb1d9e5 100644
--- a/drivers/gpu/drm/i915/selftests/i915_perf.c
+++ b/drivers/gpu/drm/i915/selftests/i915_perf.c
@@ -98,7 +98,7 @@ test_stream(struct i915_perf *perf)
 						   I915_ENGINE_CLASS_RENDER,
 						   0),
 		.sample_flags = SAMPLE_OA_REPORT,
-		.oa_format = IS_GEN(perf->i915, 12) ?
+		.oa_format = GRAPHICS_VER(perf->i915) == 12 ?
 		I915_OA_FORMAT_A32u40_A4u32_B8_C8 : I915_OA_FORMAT_C4_B8,
 	};
 	struct i915_perf_stream *stream;
@@ -162,7 +162,7 @@ static int write_timestamp(struct i915_request *rq, int slot)
 		return PTR_ERR(cs);
 
 	len = 5;
-	if (INTEL_GEN(rq->engine->i915) >= 8)
+	if (GRAPHICS_VER(rq->engine->i915) >= 8)
 		len++;
 
 	*cs++ = GFX_OP_PIPE_CONTROL(len);
@@ -307,7 +307,7 @@ static int live_noa_gpr(void *arg)
 	}
 
 	/* Poison the ce->vm so we detect writes not to the GGTT gt->scratch */
-	scratch = kmap(__px_page(ce->vm->scratch[0]));
+	scratch = __px_vaddr(ce->vm->scratch[0]);
 	memset(scratch, POISON_FREE, PAGE_SIZE);
 
 	rq = intel_context_create_request(ce);
@@ -363,7 +363,7 @@ static int live_noa_gpr(void *arg)
 		}
 
 		cmd = MI_STORE_REGISTER_MEM;
-		if (INTEL_GEN(i915) >= 8)
+		if (GRAPHICS_VER(i915) >= 8)
 			cmd++;
 		cmd |= MI_USE_GGTT;
 
@@ -405,7 +405,6 @@ static int live_noa_gpr(void *arg)
 out_rq:
 	i915_request_put(rq);
 out_ce:
-	kunmap(__px_page(ce->vm->scratch[0]));
 	intel_context_put(ce);
 out:
 	stream_destroy(stream);
diff --git a/drivers/gpu/drm/i915/selftests/i915_request.c b/drivers/gpu/drm/i915/selftests/i915_request.c
index eae0abd614cb..bd5c96a77ba3 100644
--- a/drivers/gpu/drm/i915/selftests/i915_request.c
+++ b/drivers/gpu/drm/i915/selftests/i915_request.c
@@ -963,7 +963,7 @@ out_batch:
 static struct i915_vma *recursive_batch(struct drm_i915_private *i915)
 {
 	struct drm_i915_gem_object *obj;
-	const int gen = INTEL_GEN(i915);
+	const int ver = GRAPHICS_VER(i915);
 	struct i915_vma *vma;
 	u32 *cmd;
 	int err;
@@ -988,11 +988,11 @@ static struct i915_vma *recursive_batch(struct drm_i915_private *i915)
 		goto err;
 	}
 
-	if (gen >= 8) {
+	if (ver >= 8) {
 		*cmd++ = MI_BATCH_BUFFER_START | 1 << 8 | 1;
 		*cmd++ = lower_32_bits(vma->node.start);
 		*cmd++ = upper_32_bits(vma->node.start);
-	} else if (gen >= 6) {
+	} else if (ver >= 6) {
 		*cmd++ = MI_BATCH_BUFFER_START | 1 << 8;
 		*cmd++ = lower_32_bits(vma->node.start);
 	} else {
@@ -2482,7 +2482,7 @@ static int perf_request_latency(void *arg)
 	struct pm_qos_request qos;
 	int err = 0;
 
-	if (INTEL_GEN(i915) < 8) /* per-engine CS timestamp, semaphores */
+	if (GRAPHICS_VER(i915) < 8) /* per-engine CS timestamp, semaphores */
 		return 0;
 
 	cpu_latency_qos_add_request(&qos, 0); /* disable cstates */
diff --git a/drivers/gpu/drm/i915/selftests/i915_vma.c b/drivers/gpu/drm/i915/selftests/i915_vma.c
index 5fe7b80ca0bd..dd0607254a95 100644
--- a/drivers/gpu/drm/i915/selftests/i915_vma.c
+++ b/drivers/gpu/drm/i915/selftests/i915_vma.c
@@ -967,6 +967,9 @@ static int igt_vma_remapped_gtt(void *arg)
 	intel_wakeref_t wakeref;
 	int err = 0;
 
+	if (!i915_ggtt_has_aperture(&i915->ggtt))
+		return 0;
+
 	obj = i915_gem_object_create_internal(i915, 10 * 10 * PAGE_SIZE);
 	if (IS_ERR(obj))
 		return PTR_ERR(obj);
diff --git a/drivers/gpu/drm/i915/selftests/igt_spinner.c b/drivers/gpu/drm/i915/selftests/igt_spinner.c
index cfbbe415b57c..24d87d0fc747 100644
--- a/drivers/gpu/drm/i915/selftests/igt_spinner.c
+++ b/drivers/gpu/drm/i915/selftests/igt_spinner.c
@@ -94,9 +94,9 @@ int igt_spinner_pin(struct igt_spinner *spin,
 	}
 
 	if (!spin->batch) {
-		unsigned int mode =
-			i915_coherent_map_type(spin->gt->i915);
+		unsigned int mode;
 
+		mode = i915_coherent_map_type(spin->gt->i915, spin->obj, false);
 		vaddr = igt_spinner_pin_obj(ce, ww, spin->obj, mode, &spin->batch_vma);
 		if (IS_ERR(vaddr))
 			return PTR_ERR(vaddr);
@@ -174,15 +174,15 @@ igt_spinner_create_request(struct igt_spinner *spin,
 
 	batch = spin->batch;
 
-	if (INTEL_GEN(rq->engine->i915) >= 8) {
+	if (GRAPHICS_VER(rq->engine->i915) >= 8) {
 		*batch++ = MI_STORE_DWORD_IMM_GEN4;
 		*batch++ = lower_32_bits(hws_address(hws, rq));
 		*batch++ = upper_32_bits(hws_address(hws, rq));
-	} else if (INTEL_GEN(rq->engine->i915) >= 6) {
+	} else if (GRAPHICS_VER(rq->engine->i915) >= 6) {
 		*batch++ = MI_STORE_DWORD_IMM_GEN4;
 		*batch++ = 0;
 		*batch++ = hws_address(hws, rq);
-	} else if (INTEL_GEN(rq->engine->i915) >= 4) {
+	} else if (GRAPHICS_VER(rq->engine->i915) >= 4) {
 		*batch++ = MI_STORE_DWORD_IMM_GEN4 | MI_USE_GGTT;
 		*batch++ = 0;
 		*batch++ = hws_address(hws, rq);
@@ -194,11 +194,11 @@ igt_spinner_create_request(struct igt_spinner *spin,
 
 	*batch++ = arbitration_command;
 
-	if (INTEL_GEN(rq->engine->i915) >= 8)
+	if (GRAPHICS_VER(rq->engine->i915) >= 8)
 		*batch++ = MI_BATCH_BUFFER_START | BIT(8) | 1;
 	else if (IS_HASWELL(rq->engine->i915))
 		*batch++ = MI_BATCH_BUFFER_START | MI_BATCH_PPGTT_HSW;
-	else if (INTEL_GEN(rq->engine->i915) >= 6)
+	else if (GRAPHICS_VER(rq->engine->i915) >= 6)
 		*batch++ = MI_BATCH_BUFFER_START;
 	else
 		*batch++ = MI_BATCH_BUFFER_START | MI_BATCH_GTT;
@@ -216,7 +216,7 @@ igt_spinner_create_request(struct igt_spinner *spin,
 	}
 
 	flags = 0;
-	if (INTEL_GEN(rq->engine->i915) <= 5)
+	if (GRAPHICS_VER(rq->engine->i915) <= 5)
 		flags |= I915_DISPATCH_SECURE;
 	err = engine->emit_bb_start(rq, vma->node.start, PAGE_SIZE, flags);
 
diff --git a/drivers/gpu/drm/i915/selftests/intel_memory_region.c b/drivers/gpu/drm/i915/selftests/intel_memory_region.c
index a5fc0bf3feb9..c85d516b85cd 100644
--- a/drivers/gpu/drm/i915/selftests/intel_memory_region.c
+++ b/drivers/gpu/drm/i915/selftests/intel_memory_region.c
@@ -57,9 +57,10 @@ static int igt_mock_fill(void *arg)
 	LIST_HEAD(objects);
 	int err = 0;
 
-	page_size = mem->mm.chunk_size;
-	max_pages = div64_u64(total, page_size);
+	page_size = mem->chunk_size;
 	rem = total;
+retry:
+	max_pages = div64_u64(rem, page_size);
 
 	for_each_prime_number_from(page_num, 1, max_pages) {
 		resource_size_t size = page_num * page_size;
@@ -85,6 +86,11 @@ static int igt_mock_fill(void *arg)
 		err = 0;
 	if (err == -ENXIO) {
 		if (page_num * page_size <= rem) {
+			if (mem->is_range_manager && max_pages > 1) {
+				max_pages >>= 1;
+				goto retry;
+			}
+
 			pr_err("%s failed, space still left in region\n",
 			       __func__);
 			err = -EINVAL;
@@ -199,12 +205,18 @@ static int igt_mock_reserve(void *arg)
 	do {
 		u32 size = i915_prandom_u32_max_state(cur_avail, &prng);
 
+retry:
 		size = max_t(u32, round_up(size, PAGE_SIZE), PAGE_SIZE);
 		obj = igt_object_create(mem, &objects, size, 0);
 		if (IS_ERR(obj)) {
-			if (PTR_ERR(obj) == -ENXIO)
+			if (PTR_ERR(obj) == -ENXIO) {
+				if (mem->is_range_manager &&
+				    size > mem->chunk_size) {
+					size >>= 1;
+					goto retry;
+				}
 				break;
-
+			}
 			err = PTR_ERR(obj);
 			goto out_close;
 		}
@@ -220,7 +232,7 @@ static int igt_mock_reserve(void *arg)
 out_close:
 	kfree(order);
 	close_objects(mem, &objects);
-	i915_buddy_free_list(&mem->mm, &mem->reserved);
+	intel_memory_region_unreserve(mem);
 	return err;
 }
 
@@ -240,7 +252,7 @@ static int igt_mock_contiguous(void *arg)
 	total = resource_size(&mem->region);
 
 	/* Min size */
-	obj = igt_object_create(mem, &objects, mem->mm.chunk_size,
+	obj = igt_object_create(mem, &objects, mem->chunk_size,
 				I915_BO_ALLOC_CONTIGUOUS);
 	if (IS_ERR(obj))
 		return PTR_ERR(obj);
@@ -321,14 +333,16 @@ static int igt_mock_contiguous(void *arg)
 	min = target;
 	target = total >> 1;
 
-	/* Make sure we can still allocate all the fragmented space */
-	obj = igt_object_create(mem, &objects, target, 0);
-	if (IS_ERR(obj)) {
-		err = PTR_ERR(obj);
-		goto err_close_objects;
-	}
+	if (!mem->is_range_manager) {
+		/* Make sure we can still allocate all the fragmented space */
+		obj = igt_object_create(mem, &objects, target, 0);
+		if (IS_ERR(obj)) {
+			err = PTR_ERR(obj);
+			goto err_close_objects;
+		}
 
-	igt_object_release(obj);
+		igt_object_release(obj);
+	}
 
 	/*
 	 * Even though we have enough free space, we don't have a big enough
@@ -348,7 +362,7 @@ static int igt_mock_contiguous(void *arg)
 		}
 
 		target >>= 1;
-	} while (target >= mem->mm.chunk_size);
+	} while (target >= mem->chunk_size);
 
 err_close_objects:
 	list_splice_tail(&holes, &objects);
@@ -368,7 +382,7 @@ static int igt_mock_splintered_region(void *arg)
 
 	/*
 	 * Sanity check we can still allocate everything even if the
-	 * mm.max_order != mm.size. i.e our starting address space size is not a
+	 * max_order != mm.size. i.e our starting address space size is not a
 	 * power-of-two.
 	 */
 
@@ -377,17 +391,10 @@ static int igt_mock_splintered_region(void *arg)
 	if (IS_ERR(mem))
 		return PTR_ERR(mem);
 
-	if (mem->mm.size != size) {
-		pr_err("%s size mismatch(%llu != %llu)\n",
-		       __func__, mem->mm.size, size);
-		err = -EINVAL;
-		goto out_put;
-	}
-
 	expected_order = get_order(rounddown_pow_of_two(size));
-	if (mem->mm.max_order != expected_order) {
+	if (mem->max_order != expected_order) {
 		pr_err("%s order mismatch(%u != %u)\n",
-		       __func__, mem->mm.max_order, expected_order);
+		       __func__, mem->max_order, expected_order);
 		err = -EINVAL;
 		goto out_put;
 	}
@@ -408,12 +415,15 @@ static int igt_mock_splintered_region(void *arg)
 	 * sure that does indeed hold true.
 	 */
 
-	obj = igt_object_create(mem, &objects, size, I915_BO_ALLOC_CONTIGUOUS);
-	if (!IS_ERR(obj)) {
-		pr_err("%s too large contiguous allocation was not rejected\n",
-		       __func__);
-		err = -EINVAL;
-		goto out_close;
+	if (!mem->is_range_manager) {
+		obj = igt_object_create(mem, &objects, size,
+					I915_BO_ALLOC_CONTIGUOUS);
+		if (!IS_ERR(obj)) {
+			pr_err("%s too large contiguous allocation was not rejected\n",
+			       __func__);
+			err = -EINVAL;
+			goto out_close;
+		}
 	}
 
 	obj = igt_object_create(mem, &objects, rounddown_pow_of_two(size),
@@ -432,68 +442,6 @@ out_put:
 	return err;
 }
 
-#ifndef SZ_8G
-#define SZ_8G BIT_ULL(33)
-#endif
-
-static int igt_mock_max_segment(void *arg)
-{
-	const unsigned int max_segment = i915_sg_segment_size();
-	struct intel_memory_region *mem = arg;
-	struct drm_i915_private *i915 = mem->i915;
-	struct drm_i915_gem_object *obj;
-	struct i915_buddy_block *block;
-	struct scatterlist *sg;
-	LIST_HEAD(objects);
-	u64 size;
-	int err = 0;
-
-	/*
-	 * While we may create very large contiguous blocks, we may need
-	 * to break those down for consumption elsewhere. In particular,
-	 * dma-mapping with scatterlist elements have an implicit limit of
-	 * UINT_MAX on each element.
-	 */
-
-	size = SZ_8G;
-	mem = mock_region_create(i915, 0, size, PAGE_SIZE, 0);
-	if (IS_ERR(mem))
-		return PTR_ERR(mem);
-
-	obj = igt_object_create(mem, &objects, size, 0);
-	if (IS_ERR(obj)) {
-		err = PTR_ERR(obj);
-		goto out_put;
-	}
-
-	size = 0;
-	list_for_each_entry(block, &obj->mm.blocks, link) {
-		if (i915_buddy_block_size(&mem->mm, block) > size)
-			size = i915_buddy_block_size(&mem->mm, block);
-	}
-	if (size < max_segment) {
-		pr_err("%s: Failed to create a huge contiguous block [> %u], largest block %lld\n",
-		       __func__, max_segment, size);
-		err = -EINVAL;
-		goto out_close;
-	}
-
-	for (sg = obj->mm.pages->sgl; sg; sg = sg_next(sg)) {
-		if (sg->length > max_segment) {
-			pr_err("%s: Created an oversized scatterlist entry, %u > %u\n",
-			       __func__, sg->length, max_segment);
-			err = -EINVAL;
-			goto out_close;
-		}
-	}
-
-out_close:
-	close_objects(mem, &objects);
-out_put:
-	intel_memory_region_put(mem);
-	return err;
-}
-
 static int igt_gpu_write_dw(struct intel_context *ce,
 			    struct i915_vma *vma,
 			    u32 dword,
@@ -513,7 +461,7 @@ static int igt_cpu_check(struct drm_i915_gem_object *obj, u32 dword, u32 val)
 	if (err)
 		return err;
 
-	ptr = i915_gem_object_pin_map_unlocked(obj, I915_MAP_WC);
+	ptr = i915_gem_object_pin_map(obj, I915_MAP_WC);
 	if (IS_ERR(ptr))
 		return PTR_ERR(ptr);
 
@@ -593,7 +541,9 @@ static int igt_gpu_write(struct i915_gem_context *ctx,
 		if (err)
 			break;
 
+		i915_gem_object_lock(obj, NULL);
 		err = igt_cpu_check(obj, dword, rng);
+		i915_gem_object_unlock(obj);
 		if (err)
 			break;
 	} while (!__igt_timeout(end_time, NULL));
@@ -629,6 +579,88 @@ out_put:
 	return err;
 }
 
+static int igt_lmem_create_cleared_cpu(void *arg)
+{
+	struct drm_i915_private *i915 = arg;
+	I915_RND_STATE(prng);
+	IGT_TIMEOUT(end_time);
+	u32 size, i;
+	int err;
+
+	i915_gem_drain_freed_objects(i915);
+
+	size = max_t(u32, PAGE_SIZE, i915_prandom_u32_max_state(SZ_32M, &prng));
+	size = round_up(size, PAGE_SIZE);
+	i = 0;
+
+	do {
+		struct drm_i915_gem_object *obj;
+		unsigned int flags;
+		u32 dword, val;
+		void *vaddr;
+
+		/*
+		 * Alternate between cleared and uncleared allocations, while
+		 * also dirtying the pages each time to check that the pages are
+		 * always cleared if requested, since we should get some overlap
+		 * of the underlying pages, if not all, since we are the only
+		 * user.
+		 */
+
+		flags = I915_BO_ALLOC_CPU_CLEAR;
+		if (i & 1)
+			flags = 0;
+
+		obj = i915_gem_object_create_lmem(i915, size, flags);
+		if (IS_ERR(obj))
+			return PTR_ERR(obj);
+
+		i915_gem_object_lock(obj, NULL);
+		err = i915_gem_object_pin_pages(obj);
+		if (err)
+			goto out_put;
+
+		dword = i915_prandom_u32_max_state(PAGE_SIZE / sizeof(u32),
+						   &prng);
+
+		if (flags & I915_BO_ALLOC_CPU_CLEAR) {
+			err = igt_cpu_check(obj, dword, 0);
+			if (err) {
+				pr_err("%s failed with size=%u, flags=%u\n",
+				       __func__, size, flags);
+				goto out_unpin;
+			}
+		}
+
+		vaddr = i915_gem_object_pin_map(obj, I915_MAP_WC);
+		if (IS_ERR(vaddr)) {
+			err = PTR_ERR(vaddr);
+			goto out_unpin;
+		}
+
+		val = prandom_u32_state(&prng);
+
+		memset32(vaddr, val, obj->base.size / sizeof(u32));
+
+		i915_gem_object_flush_map(obj);
+		i915_gem_object_unpin_map(obj);
+out_unpin:
+		i915_gem_object_unpin_pages(obj);
+		__i915_gem_object_put_pages(obj);
+out_put:
+		i915_gem_object_unlock(obj);
+		i915_gem_object_put(obj);
+
+		if (err)
+			break;
+		++i;
+	} while (!__igt_timeout(end_time, NULL));
+
+	pr_info("%s completed (%u) iterations\n", __func__, i);
+
+	return err;
+}
+
 static int igt_lmem_write_gpu(void *arg)
 {
 	struct drm_i915_private *i915 = arg;
@@ -1014,7 +1046,6 @@ int intel_memory_region_mock_selftests(void)
 		SUBTEST(igt_mock_fill),
 		SUBTEST(igt_mock_contiguous),
 		SUBTEST(igt_mock_splintered_region),
-		SUBTEST(igt_mock_max_segment),
 	};
 	struct intel_memory_region *mem;
 	struct drm_i915_private *i915;
@@ -1043,6 +1074,7 @@ int intel_memory_region_live_selftests(struct drm_i915_private *i915)
 {
 	static const struct i915_subtest tests[] = {
 		SUBTEST(igt_lmem_create),
+		SUBTEST(igt_lmem_create_cleared_cpu),
 		SUBTEST(igt_lmem_write_cpu),
 		SUBTEST(igt_lmem_write_gpu),
 	};
diff --git a/drivers/gpu/drm/i915/selftests/intel_uncore.c b/drivers/gpu/drm/i915/selftests/intel_uncore.c
index 0e4e6be0101d..8ef9e6a4ad05 100644
--- a/drivers/gpu/drm/i915/selftests/intel_uncore.c
+++ b/drivers/gpu/drm/i915/selftests/intel_uncore.c
@@ -125,17 +125,19 @@ static int live_forcewake_ops(void *arg)
 {
 	static const struct reg {
 		const char *name;
+		u8 min_graphics_ver;
+		u8 max_graphics_ver;
 		unsigned long platforms;
 		unsigned int offset;
 	} registers[] = {
 		{
 			"RING_START",
-			INTEL_GEN_MASK(6, 7),
+			6, 7,
 			0x38,
 		},
 		{
 			"RING_MI_MODE",
-			INTEL_GEN_MASK(8, BITS_PER_LONG),
+			8, U8_MAX,
 			0x9c,
 		}
 	};
@@ -170,7 +172,7 @@ static int live_forcewake_ops(void *arg)
 
 	/* We have to pick carefully to get the exact behaviour we need */
 	for (r = registers; r->name; r++)
-		if (r->platforms & INTEL_INFO(gt->i915)->gen_mask)
+		if (IS_GRAPHICS_VER(gt->i915, r->min_graphics_ver, r->max_graphics_ver))
 			break;
 	if (!r->name) {
 		pr_debug("Forcewaked register not known for %s; skipping\n",
@@ -319,7 +321,7 @@ static int live_fw_table(void *arg)
 	/* Confirm the table we load is still valid */
 	return intel_fw_table_check(gt->uncore->fw_domains_table,
 				    gt->uncore->fw_domains_table_entries,
-				    INTEL_GEN(gt->i915) >= 9);
+				    GRAPHICS_VER(gt->i915) >= 9);
 }
 
 int intel_uncore_live_selftests(struct drm_i915_private *i915)
diff --git a/drivers/gpu/drm/i915/selftests/librapl.c b/drivers/gpu/drm/i915/selftests/librapl.c
index 58710ac3f979..eb03b5b28bad 100644
--- a/drivers/gpu/drm/i915/selftests/librapl.c
+++ b/drivers/gpu/drm/i915/selftests/librapl.c
@@ -5,8 +5,18 @@
 
 #include <asm/msr.h>
 
+#include "i915_drv.h"
 #include "librapl.h"
 
+bool librapl_supported(const struct drm_i915_private *i915)
+{
+	/* Discrete cards require hwmon integration */
+	if (IS_DGFX(i915))
+		return false;
+
+	return librapl_energy_uJ();
+}
+
 u64 librapl_energy_uJ(void)
 {
 	unsigned long long power;
diff --git a/drivers/gpu/drm/i915/selftests/librapl.h b/drivers/gpu/drm/i915/selftests/librapl.h
index 887f3e91dd05..e3b24fad0a7a 100644
--- a/drivers/gpu/drm/i915/selftests/librapl.h
+++ b/drivers/gpu/drm/i915/selftests/librapl.h
@@ -8,6 +8,10 @@
 
 #include <linux/types.h>
 
+struct drm_i915_private;
+
+bool librapl_supported(const struct drm_i915_private *i915);
+
 u64 librapl_energy_uJ(void);
 
 #endif /* SELFTEST_LIBRAPL_H */
diff --git a/drivers/gpu/drm/i915/selftests/mock_gem_device.c b/drivers/gpu/drm/i915/selftests/mock_gem_device.c
index 0188f877cab2..d189c4bd4bef 100644
--- a/drivers/gpu/drm/i915/selftests/mock_gem_device.c
+++ b/drivers/gpu/drm/i915/selftests/mock_gem_device.c
@@ -32,6 +32,7 @@
 #include "gt/intel_gt_requests.h"
 #include "gt/mock_engine.h"
 #include "intel_memory_region.h"
+#include "intel_region_ttm.h"
 
 #include "mock_request.h"
 #include "mock_gem_device.h"
@@ -70,6 +71,7 @@ static void mock_device_release(struct drm_device *dev)
 	mock_fini_ggtt(&i915->ggtt);
 	destroy_workqueue(i915->wq);
 
+	intel_region_ttm_device_fini(i915);
 	intel_gt_driver_late_release(&i915->gt);
 	intel_memory_regions_driver_release(i915);
 
@@ -116,6 +118,7 @@ struct drm_i915_private *mock_gem_device(void)
 #endif
 	struct drm_i915_private *i915;
 	struct pci_dev *pdev;
+	int ret;
 
 	pdev = kzalloc(sizeof(*pdev), GFP_KERNEL);
 	if (!pdev)
@@ -146,7 +149,6 @@ struct drm_i915_private *mock_gem_device(void)
 	}
 
 	pci_set_drvdata(pdev, i915);
-	i915->drm.pdev = pdev;
 
 	dev_pm_domain_set(&pdev->dev, &pm_domain);
 	pm_runtime_enable(&pdev->dev);
@@ -162,7 +164,7 @@ struct drm_i915_private *mock_gem_device(void)
 	/* Using the global GTT may ask questions about KMS users, so prepare */
 	drm_mode_config_init(&i915->drm);
 
-	mkwrite_device_info(i915)->gen = -1;
+	mkwrite_device_info(i915)->graphics_ver = -1;
 
 	mkwrite_device_info(i915)->page_sizes =
 		I915_GTT_PAGE_SIZE_4K |
@@ -179,6 +181,10 @@ struct drm_i915_private *mock_gem_device(void)
 	atomic_inc(&i915->gt.wakeref.count); /* disable; no hw support */
 	i915->gt.awake = -ENODEV;
 
+	ret = intel_region_ttm_device_init(i915);
+	if (ret)
+		goto err_ttm;
+
 	i915->wq = alloc_ordered_workqueue("mock", 0);
 	if (!i915->wq)
 		goto err_drv;
@@ -202,6 +208,7 @@ struct drm_i915_private *mock_gem_device(void)
 	intel_engines_driver_register(i915);
 
 	i915->do_release = true;
+	ida_init(&i915->selftest.mock_region_instances);
 
 	return i915;
 
@@ -210,6 +217,8 @@ err_context:
 err_unlock:
 	destroy_workqueue(i915->wq);
 err_drv:
+	intel_region_ttm_device_fini(i915);
+err_ttm:
 	intel_gt_driver_late_release(&i915->gt);
 	intel_memory_regions_driver_release(i915);
 	drm_mode_config_cleanup(&i915->drm);
diff --git a/drivers/gpu/drm/i915/selftests/mock_region.c b/drivers/gpu/drm/i915/selftests/mock_region.c
index 5d2d010a1e22..eafc5a04975c 100644
--- a/drivers/gpu/drm/i915/selftests/mock_region.c
+++ b/drivers/gpu/drm/i915/selftests/mock_region.c
@@ -1,17 +1,56 @@
 // SPDX-License-Identifier: MIT
 /*
- * Copyright © 2019 Intel Corporation
+ * Copyright © 2019-2021 Intel Corporation
  */
 
+#include <linux/scatterlist.h>
+
+#include <drm/ttm/ttm_placement.h>
+
 #include "gem/i915_gem_region.h"
 #include "intel_memory_region.h"
+#include "intel_region_ttm.h"
 
 #include "mock_region.h"
 
+static void mock_region_put_pages(struct drm_i915_gem_object *obj,
+				  struct sg_table *pages)
+{
+	intel_region_ttm_node_free(obj->mm.region, obj->mm.st_mm_node);
+	sg_free_table(pages);
+	kfree(pages);
+}
+
+static int mock_region_get_pages(struct drm_i915_gem_object *obj)
+{
+	unsigned int flags;
+	struct sg_table *pages;
+
+	flags = I915_ALLOC_MIN_PAGE_SIZE;
+	if (obj->flags & I915_BO_ALLOC_CONTIGUOUS)
+		flags |= I915_ALLOC_CONTIGUOUS;
+
+	obj->mm.st_mm_node = intel_region_ttm_node_alloc(obj->mm.region,
+							 obj->base.size,
+							 flags);
+	if (IS_ERR(obj->mm.st_mm_node))
+		return PTR_ERR(obj->mm.st_mm_node);
+
+	pages = intel_region_ttm_node_to_st(obj->mm.region, obj->mm.st_mm_node);
+	if (IS_ERR(pages)) {
+		intel_region_ttm_node_free(obj->mm.region, obj->mm.st_mm_node);
+		return PTR_ERR(pages);
+	}
+
+	__i915_gem_object_set_pages(obj, pages, i915_sg_dma_sizes(pages->sgl));
+
+	return 0;
+}
+
 static const struct drm_i915_gem_object_ops mock_region_obj_ops = {
 	.name = "mock-region",
-	.get_pages = i915_gem_object_get_pages_buddy,
-	.put_pages = i915_gem_object_put_pages_buddy,
+	.get_pages = mock_region_get_pages,
+	.put_pages = mock_region_put_pages,
 	.release = i915_gem_object_release_memory_region,
 };
 
@@ -23,7 +62,7 @@ static int mock_object_init(struct intel_memory_region *mem,
 	static struct lock_class_key lock_class;
 	struct drm_i915_private *i915 = mem->i915;
 
-	if (size > mem->mm.size)
+	if (size > resource_size(&mem->region))
 		return -E2BIG;
 
 	drm_gem_private_object_init(&i915->drm, &obj->base, size);
@@ -38,9 +77,18 @@ static int mock_object_init(struct intel_memory_region *mem,
 	return 0;
 }
 
+static void mock_region_fini(struct intel_memory_region *mem)
+{
+	struct drm_i915_private *i915 = mem->i915;
+	int instance = mem->instance;
+
+	intel_region_ttm_fini(mem);
+	ida_free(&i915->selftest.mock_region_instances, instance);
+}
+
 static const struct intel_memory_region_ops mock_region_ops = {
-	.init = intel_memory_region_init_buddy,
-	.release = intel_memory_region_release_buddy,
+	.init = intel_region_ttm_init,
+	.release = mock_region_fini,
 	.init_object = mock_object_init,
 };
 
@@ -51,6 +99,14 @@ mock_region_create(struct drm_i915_private *i915,
 		   resource_size_t min_page_size,
 		   resource_size_t io_start)
 {
+	int instance = ida_alloc_max(&i915->selftest.mock_region_instances,
+				     TTM_NUM_MEM_TYPES - TTM_PL_PRIV - 1,
+				     GFP_KERNEL);
+
+	if (instance < 0)
+		return ERR_PTR(instance);
+
 	return intel_memory_region_create(i915, start, size, min_page_size,
-					  io_start, &mock_region_ops);
+					  io_start, INTEL_MEMORY_MOCK, instance,
+					  &mock_region_ops);
 }