diff options
Diffstat (limited to 'drivers/gpu/drm/i915/selftests/i915_gem_gtt.c')
| -rw-r--r-- | drivers/gpu/drm/i915/selftests/i915_gem_gtt.c | 52 |
1 files changed, 36 insertions, 16 deletions
diff --git a/drivers/gpu/drm/i915/selftests/i915_gem_gtt.c b/drivers/gpu/drm/i915/selftests/i915_gem_gtt.c index 9da0c9f99916..4a28d713a7d8 100644 --- a/drivers/gpu/drm/i915/selftests/i915_gem_gtt.c +++ b/drivers/gpu/drm/i915/selftests/i915_gem_gtt.c @@ -216,13 +216,21 @@ static int lowlevel_hole(struct drm_i915_private *i915, hole_size = (hole_end - hole_start) >> size; if (hole_size > KMALLOC_MAX_SIZE / sizeof(u32)) hole_size = KMALLOC_MAX_SIZE / sizeof(u32); - count = hole_size; + count = hole_size >> 1; + if (!count) { + pr_debug("%s: hole is too small [%llx - %llx] >> %d: %lld\n", + __func__, hole_start, hole_end, size, hole_size); + break; + } + do { - count >>= 1; order = i915_random_order(count, &prng); - } while (!order && count); - if (!order) - break; + if (order) + break; + } while (count >>= 1); + if (!count) + return -ENOMEM; + GEM_BUG_ON(!order); GEM_BUG_ON(count * BIT_ULL(size) > vm->total); GEM_BUG_ON(hole_start + count * BIT_ULL(size) > hole_end); @@ -267,7 +275,9 @@ static int lowlevel_hole(struct drm_i915_private *i915, mock_vma.node.size = BIT_ULL(size); mock_vma.node.start = addr; + intel_runtime_pm_get(i915); vm->insert_entries(vm, &mock_vma, I915_CACHE_NONE, 0); + intel_runtime_pm_put(i915); } count = n; @@ -697,18 +707,26 @@ static int drunk_hole(struct drm_i915_private *i915, unsigned int *order, count, n; struct i915_vma *vma; u64 hole_size; - int err; + int err = -ENODEV; hole_size = (hole_end - hole_start) >> size; if (hole_size > KMALLOC_MAX_SIZE / sizeof(u32)) hole_size = KMALLOC_MAX_SIZE / sizeof(u32); - count = hole_size; + count = hole_size >> 1; + if (!count) { + pr_debug("%s: hole is too small [%llx - %llx] >> %d: %lld\n", + __func__, hole_start, hole_end, size, hole_size); + break; + } + do { - count >>= 1; order = i915_random_order(count, &prng); - } while (!order && count); - if (!order) - break; + if (order) + break; + } while (count >>= 1); + if (!count) + return -ENOMEM; + GEM_BUG_ON(!order); /* Ignore allocation failures (i.e. don't report them as * a test failure) as we are purposefully allocating very @@ -956,7 +974,7 @@ static int exercise_ggtt(struct drm_i915_private *i915, u64 hole_start, hole_end, last = 0; struct drm_mm_node *node; IGT_TIMEOUT(end_time); - int err; + int err = 0; mutex_lock(&i915->drm.struct_mutex); restart: @@ -1047,6 +1065,7 @@ static int igt_ggtt_page(void *arg) goto out_remove; } + intel_runtime_pm_get(i915); for (n = 0; n < count; n++) { u64 offset = tmp.start + order[n] * PAGE_SIZE; u32 __iomem *vaddr; @@ -1055,7 +1074,7 @@ static int igt_ggtt_page(void *arg) i915_gem_object_get_dma_address(obj, 0), offset, I915_CACHE_NONE, 0); - vaddr = io_mapping_map_atomic_wc(&ggtt->mappable, offset); + vaddr = io_mapping_map_atomic_wc(&ggtt->iomap, offset); iowrite32(n, vaddr + n); io_mapping_unmap_atomic(vaddr); @@ -1073,7 +1092,7 @@ static int igt_ggtt_page(void *arg) i915_gem_object_get_dma_address(obj, 0), offset, I915_CACHE_NONE, 0); - vaddr = io_mapping_map_atomic_wc(&ggtt->mappable, offset); + vaddr = io_mapping_map_atomic_wc(&ggtt->iomap, offset); val = ioread32(vaddr + n); io_mapping_unmap_atomic(vaddr); @@ -1086,6 +1105,7 @@ static int igt_ggtt_page(void *arg) break; } } + intel_runtime_pm_put(i915); kfree(order); out_remove: @@ -1160,7 +1180,7 @@ static int igt_gtt_reserve(void *arg) struct drm_i915_gem_object *obj, *on; LIST_HEAD(objects); u64 total; - int err; + int err = -ENODEV; /* i915_gem_gtt_reserve() tries to reserve the precise range * for the node, and evicts if it has to. So our test checks that @@ -1351,7 +1371,7 @@ static int igt_gtt_insert(void *arg) }, *ii; LIST_HEAD(objects); u64 total; - int err; + int err = -ENODEV; /* i915_gem_gtt_insert() tries to allocate some free space in the GTT * to the node, evicting if required. |