[Intel-gfx] [PATCH v7 58/63] drm/i915/selftests: Prepare memory region tests for obj->mm.lock removal

[Maarten Lankhorst]

Use the unlocked variants for pin_map and pin_pages, and add lock
around unpinning/putting pages.

Signed-off-by: Maarten Lankhorst <maarten.lankho...@linux.intel.com>
Reviewed-by: Thomas Hellström <thomas.hellst...@linux.intel.com>
---
 .../drm/i915/selftests/intel_memory_region.c   | 18 +++++++++++-------
 1 file changed, 11 insertions(+), 7 deletions(-)

diff --git a/drivers/gpu/drm/i915/selftests/intel_memory_region.c 
b/drivers/gpu/drm/i915/selftests/intel_memory_region.c
index 64348528e1d5..a5fc0bf3feb9 100644
--- a/drivers/gpu/drm/i915/selftests/intel_memory_region.c
+++ b/drivers/gpu/drm/i915/selftests/intel_memory_region.c
@@ -31,10 +31,12 @@ static void close_objects(struct intel_memory_region *mem,
        struct drm_i915_gem_object *obj, *on;
 
        list_for_each_entry_safe(obj, on, objects, st_link) {
+               i915_gem_object_lock(obj, NULL);
                if (i915_gem_object_has_pinned_pages(obj))
                        i915_gem_object_unpin_pages(obj);
                /* No polluting the memory region between tests */
                __i915_gem_object_put_pages(obj);
+               i915_gem_object_unlock(obj);
                list_del(&obj->st_link);
                i915_gem_object_put(obj);
        }
@@ -69,7 +71,7 @@ static int igt_mock_fill(void *arg)
                        break;
                }
 
-               err = i915_gem_object_pin_pages(obj);
+               err = i915_gem_object_pin_pages_unlocked(obj);
                if (err) {
                        i915_gem_object_put(obj);
                        break;
@@ -109,7 +111,7 @@ igt_object_create(struct intel_memory_region *mem,
        if (IS_ERR(obj))
                return obj;
 
-       err = i915_gem_object_pin_pages(obj);
+       err = i915_gem_object_pin_pages_unlocked(obj);
        if (err)
                goto put;
 
@@ -123,8 +125,10 @@ igt_object_create(struct intel_memory_region *mem,
 
 static void igt_object_release(struct drm_i915_gem_object *obj)
 {
+       i915_gem_object_lock(obj, NULL);
        i915_gem_object_unpin_pages(obj);
        __i915_gem_object_put_pages(obj);
+       i915_gem_object_unlock(obj);
        list_del(&obj->st_link);
        i915_gem_object_put(obj);
 }
@@ -509,7 +513,7 @@ 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(obj, I915_MAP_WC);
+       ptr = i915_gem_object_pin_map_unlocked(obj, I915_MAP_WC);
        if (IS_ERR(ptr))
                return PTR_ERR(ptr);
 
@@ -614,7 +618,7 @@ static int igt_lmem_create(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_put;
 
@@ -653,7 +657,7 @@ static int igt_lmem_write_gpu(void *arg)
                goto out_file;
        }
 
-       err = i915_gem_object_pin_pages(obj);
+       err = i915_gem_object_pin_pages_unlocked(obj);
        if (err)
                goto out_put;
 
@@ -725,7 +729,7 @@ static int igt_lmem_write_cpu(void *arg)
        if (IS_ERR(obj))
                return PTR_ERR(obj);
 
-       vaddr = i915_gem_object_pin_map(obj, I915_MAP_WC);
+       vaddr = i915_gem_object_pin_map_unlocked(obj, I915_MAP_WC);
        if (IS_ERR(vaddr)) {
                err = PTR_ERR(vaddr);
                goto out_put;
@@ -829,7 +833,7 @@ create_region_for_mapping(struct intel_memory_region *mr, 
u64 size, u32 type,
                return obj;
        }
 
-       addr = i915_gem_object_pin_map(obj, type);
+       addr = i915_gem_object_pin_map_unlocked(obj, type);
        if (IS_ERR(addr)) {
                i915_gem_object_put(obj);
                if (PTR_ERR(addr) == -ENXIO)
-- 
2.30.0

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