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path: root/drivers/gpu/drm/i915/selftests/i915_gem_gtt.c
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Diffstat (limited to 'drivers/gpu/drm/i915/selftests/i915_gem_gtt.c')
-rw-r--r--drivers/gpu/drm/i915/selftests/i915_gem_gtt.c97
1 files changed, 70 insertions, 27 deletions
diff --git a/drivers/gpu/drm/i915/selftests/i915_gem_gtt.c b/drivers/gpu/drm/i915/selftests/i915_gem_gtt.c
index c1adea8765a9..45c6c0107c7c 100644
--- a/drivers/gpu/drm/i915/selftests/i915_gem_gtt.c
+++ b/drivers/gpu/drm/i915/selftests/i915_gem_gtt.c
@@ -121,7 +121,7 @@ fake_dma_object(struct drm_i915_private *i915, u64 size)
goto err;
drm_gem_private_object_init(&i915->drm, &obj->base, size);
- i915_gem_object_init(obj, &fake_ops, &lock_class);
+ i915_gem_object_init(obj, &fake_ops, &lock_class, 0);
i915_gem_object_set_volatile(obj);
@@ -130,7 +130,7 @@ fake_dma_object(struct drm_i915_private *i915, u64 size)
obj->cache_level = I915_CACHE_NONE;
/* Preallocate the "backing storage" */
- if (i915_gem_object_pin_pages(obj))
+ if (i915_gem_object_pin_pages_unlocked(obj))
goto err_obj;
i915_gem_object_unpin_pages(obj);
@@ -146,6 +146,7 @@ static int igt_ppgtt_alloc(void *arg)
{
struct drm_i915_private *dev_priv = arg;
struct i915_ppgtt *ppgtt;
+ struct i915_gem_ww_ctx ww;
u64 size, last, limit;
int err = 0;
@@ -171,6 +172,12 @@ static int igt_ppgtt_alloc(void *arg)
limit = totalram_pages() << PAGE_SHIFT;
limit = min(ppgtt->vm.total, limit);
+ i915_gem_ww_ctx_init(&ww, false);
+retry:
+ err = i915_vm_lock_objects(&ppgtt->vm, &ww);
+ if (err)
+ goto err_ppgtt_cleanup;
+
/* Check we can allocate the entire range */
for (size = 4096; size <= limit; size <<= 2) {
struct i915_vm_pt_stash stash = {};
@@ -215,6 +222,13 @@ static int igt_ppgtt_alloc(void *arg)
}
err_ppgtt_cleanup:
+ if (err == -EDEADLK) {
+ err = i915_gem_ww_ctx_backoff(&ww);
+ if (!err)
+ goto retry;
+ }
+ i915_gem_ww_ctx_fini(&ww);
+
i915_vm_put(&ppgtt->vm);
return err;
}
@@ -276,7 +290,7 @@ static int lowlevel_hole(struct i915_address_space *vm,
GEM_BUG_ON(obj->base.size != BIT_ULL(size));
- if (i915_gem_object_pin_pages(obj)) {
+ if (i915_gem_object_pin_pages_unlocked(obj)) {
i915_gem_object_put(obj);
kfree(order);
break;
@@ -297,20 +311,36 @@ static int lowlevel_hole(struct i915_address_space *vm,
if (vm->allocate_va_range) {
struct i915_vm_pt_stash stash = {};
+ struct i915_gem_ww_ctx ww;
+ int err;
+
+ i915_gem_ww_ctx_init(&ww, false);
+retry:
+ err = i915_vm_lock_objects(vm, &ww);
+ if (err)
+ goto alloc_vm_end;
+ err = -ENOMEM;
if (i915_vm_alloc_pt_stash(vm, &stash,
BIT_ULL(size)))
- break;
-
- if (i915_vm_pin_pt_stash(vm, &stash)) {
- i915_vm_free_pt_stash(vm, &stash);
- break;
- }
+ goto alloc_vm_end;
- vm->allocate_va_range(vm, &stash,
- addr, BIT_ULL(size));
+ err = i915_vm_pin_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) {
+ err = i915_gem_ww_ctx_backoff(&ww);
+ if (!err)
+ goto retry;
+ }
+ i915_gem_ww_ctx_fini(&ww);
+
+ if (err)
+ break;
}
mock_vma->pages = obj->mm.pages;
@@ -1076,7 +1106,8 @@ static int igt_ppgtt_shrink_boom(void *arg)
return exercise_ppgtt(arg, shrink_boom);
}
-static int sort_holes(void *priv, struct list_head *A, struct list_head *B)
+static int sort_holes(void *priv, const struct list_head *A,
+ const struct list_head *B)
{
struct drm_mm_node *a = list_entry(A, typeof(*a), hole_stack);
struct drm_mm_node *b = list_entry(B, typeof(*b), hole_stack);
@@ -1166,7 +1197,7 @@ static int igt_ggtt_page(void *arg)
if (IS_ERR(obj))
return PTR_ERR(obj);
- err = i915_gem_object_pin_pages(obj);
+ err = i915_gem_object_pin_pages_unlocked(obj);
if (err)
goto out_free;
@@ -1333,7 +1364,7 @@ static int igt_gtt_reserve(void *arg)
goto out;
}
- err = i915_gem_object_pin_pages(obj);
+ err = i915_gem_object_pin_pages_unlocked(obj);
if (err) {
i915_gem_object_put(obj);
goto out;
@@ -1385,7 +1416,7 @@ static int igt_gtt_reserve(void *arg)
goto out;
}
- err = i915_gem_object_pin_pages(obj);
+ err = i915_gem_object_pin_pages_unlocked(obj);
if (err) {
i915_gem_object_put(obj);
goto out;
@@ -1549,7 +1580,7 @@ static int igt_gtt_insert(void *arg)
goto out;
}
- err = i915_gem_object_pin_pages(obj);
+ err = i915_gem_object_pin_pages_unlocked(obj);
if (err) {
i915_gem_object_put(obj);
goto out;
@@ -1658,7 +1689,7 @@ static int igt_gtt_insert(void *arg)
goto out;
}
- err = i915_gem_object_pin_pages(obj);
+ err = i915_gem_object_pin_pages_unlocked(obj);
if (err) {
i915_gem_object_put(obj);
goto out;
@@ -1829,7 +1860,7 @@ static int igt_cs_tlb(void *arg)
goto out_vm;
}
- batch = i915_gem_object_pin_map(bbe, I915_MAP_WC);
+ batch = i915_gem_object_pin_map_unlocked(bbe, I915_MAP_WC);
if (IS_ERR(batch)) {
err = PTR_ERR(batch);
goto out_put_bbe;
@@ -1845,7 +1876,7 @@ static int igt_cs_tlb(void *arg)
}
/* Track the execution of each request by writing into different slot */
- batch = i915_gem_object_pin_map(act, I915_MAP_WC);
+ batch = i915_gem_object_pin_map_unlocked(act, I915_MAP_WC);
if (IS_ERR(batch)) {
err = PTR_ERR(batch);
goto out_put_act;
@@ -1892,7 +1923,7 @@ static int igt_cs_tlb(void *arg)
goto out_put_out;
GEM_BUG_ON(vma->node.start != vm->total - PAGE_SIZE);
- result = i915_gem_object_pin_map(out, I915_MAP_WB);
+ result = i915_gem_object_pin_map_unlocked(out, I915_MAP_WB);
if (IS_ERR(result)) {
err = PTR_ERR(result);
goto out_put_out;
@@ -1908,6 +1939,7 @@ static int igt_cs_tlb(void *arg)
while (!__igt_timeout(end_time, NULL)) {
struct i915_vm_pt_stash stash = {};
struct i915_request *rq;
+ struct i915_gem_ww_ctx ww;
u64 offset;
offset = igt_random_offset(&prng,
@@ -1926,19 +1958,30 @@ static int igt_cs_tlb(void *arg)
if (err)
goto end;
+ i915_gem_ww_ctx_init(&ww, false);
+retry:
+ err = i915_vm_lock_objects(vm, &ww);
+ if (err)
+ goto end_ww;
+
err = i915_vm_alloc_pt_stash(vm, &stash, chunk_size);
if (err)
- goto end;
+ goto end_ww;
err = i915_vm_pin_pt_stash(vm, &stash);
- if (err) {
- i915_vm_free_pt_stash(vm, &stash);
- goto end;
- }
-
- vm->allocate_va_range(vm, &stash, offset, chunk_size);
+ if (!err)
+ vm->allocate_va_range(vm, &stash, offset, chunk_size);
i915_vm_free_pt_stash(vm, &stash);
+end_ww:
+ if (err == -EDEADLK) {
+ err = i915_gem_ww_ctx_backoff(&ww);
+ if (!err)
+ goto retry;
+ }
+ i915_gem_ww_ctx_fini(&ww);
+ if (err)
+ goto end;
/* Prime the TLB with the dummy pages */
for (i = 0; i < count; i++) {
generated by cgit v1.2.3 (git 2.39.0) at 2024-08-30 10:29:18 +0300