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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.c60
1 files changed, 36 insertions, 24 deletions
diff --git a/drivers/gpu/drm/i915/selftests/i915_gem_gtt.c b/drivers/gpu/drm/i915/selftests/i915_gem_gtt.c
index 0016ffc7d914..9b8fc990e9ef 100644
--- a/drivers/gpu/drm/i915/selftests/i915_gem_gtt.c
+++ b/drivers/gpu/drm/i915/selftests/i915_gem_gtt.c
@@ -172,35 +172,33 @@ static int igt_ppgtt_alloc(void *arg)
/* Check we can allocate the entire range */
for (size = 4096; size <= limit; size <<= 2) {
- err = ppgtt->vm.allocate_va_range(&ppgtt->vm, 0, size);
- if (err) {
- if (err == -ENOMEM) {
- pr_info("[1] Ran out of memory for va_range [0 + %llx] [bit %d]\n",
- size, ilog2(size));
- err = 0; /* virtual space too large! */
- }
+ struct i915_vm_pt_stash stash = {};
+
+ err = i915_vm_alloc_pt_stash(&ppgtt->vm, &stash, size);
+ if (err)
goto err_ppgtt_cleanup;
- }
+ ppgtt->vm.allocate_va_range(&ppgtt->vm, &stash, 0, size);
cond_resched();
ppgtt->vm.clear_range(&ppgtt->vm, 0, size);
+
+ i915_vm_free_pt_stash(&ppgtt->vm, &stash);
}
/* Check we can incrementally allocate the entire range */
for (last = 0, size = 4096; size <= limit; last = size, size <<= 2) {
- err = ppgtt->vm.allocate_va_range(&ppgtt->vm,
- last, size - last);
- if (err) {
- if (err == -ENOMEM) {
- pr_info("[2] Ran out of memory for va_range [%llx + %llx] [bit %d]\n",
- last, size - last, ilog2(size));
- err = 0; /* virtual space too large! */
- }
+ struct i915_vm_pt_stash stash = {};
+
+ err = i915_vm_alloc_pt_stash(&ppgtt->vm, &stash, size - last);
+ if (err)
goto err_ppgtt_cleanup;
- }
+ ppgtt->vm.allocate_va_range(&ppgtt->vm, &stash,
+ last, size - last);
cond_resched();
+
+ i915_vm_free_pt_stash(&ppgtt->vm, &stash);
}
err_ppgtt_cleanup:
@@ -284,9 +282,18 @@ static int lowlevel_hole(struct i915_address_space *vm,
break;
}
- if (vm->allocate_va_range &&
- vm->allocate_va_range(vm, addr, BIT_ULL(size)))
- break;
+ if (vm->allocate_va_range) {
+ struct i915_vm_pt_stash stash = {};
+
+ if (i915_vm_alloc_pt_stash(vm, &stash,
+ BIT_ULL(size)))
+ break;
+
+ vm->allocate_va_range(vm, &stash,
+ addr, BIT_ULL(size));
+
+ i915_vm_free_pt_stash(vm, &stash);
+ }
mock_vma->pages = obj->mm.pages;
mock_vma->node.size = BIT_ULL(size);
@@ -1881,6 +1888,7 @@ static int igt_cs_tlb(void *arg)
continue;
while (!__igt_timeout(end_time, NULL)) {
+ struct i915_vm_pt_stash stash = {};
struct i915_request *rq;
u64 offset;
@@ -1888,10 +1896,6 @@ static int igt_cs_tlb(void *arg)
0, vm->total - PAGE_SIZE,
chunk_size, PAGE_SIZE);
- err = vm->allocate_va_range(vm, offset, chunk_size);
- if (err)
- goto end;
-
memset32(result, STACK_MAGIC, PAGE_SIZE / sizeof(u32));
vma = i915_vma_instance(bbe, vm, NULL);
@@ -1904,6 +1908,14 @@ static int igt_cs_tlb(void *arg)
if (err)
goto end;
+ err = i915_vm_alloc_pt_stash(vm, &stash, chunk_size);
+ if (err)
+ goto end;
+
+ vm->allocate_va_range(vm, &stash, offset, chunk_size);
+
+ i915_vm_free_pt_stash(vm, &stash);
+
/* Prime the TLB with the dummy pages */
for (i = 0; i < count; i++) {
vma->node.start = offset + i * PAGE_SIZE;