drm: drop drm_[cm]alloc* helpers

Now that drm_[cm]alloc* helpers are simple one line wrappers around
kvmalloc_array and drm_free_large is just kvfree alias we can drop
them and replace by their native forms.

This shouldn't introduce any functional change.

Changes since v1
- fix typo in drivers/gpu//drm/etnaviv/etnaviv_gem.c - noticed by 0day
  build robot

Suggested-by: Daniel Vetter <daniel@ffwll.ch>
Signed-off-by: Michal Hocko <mhocko@suse.com>drm: drop drm_[cm]alloc* helpers
[danvet: Fixup vgem which grew another user very recently.]
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Acked-by: Christian König <christian.koenig@amd.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20170517122312.GK18247@dhcp22.suse.cz

drivers/gpu/drm/i915/selftests/intel_breadcrumbs.c

@@ -117,7 +117,7 @@ static int igt_random_insert_remove(void *arg)
 
 	mock_engine_reset(engine);
 
-	waiters = drm_malloc_gfp(count, sizeof(*waiters), GFP_TEMPORARY);
+	waiters = kvmalloc_array(count, sizeof(*waiters), GFP_TEMPORARY);
 	if (!waiters)
 		goto out_engines;
 
@@ -169,7 +169,7 @@ out_order:
 out_bitmap:
 	kfree(bitmap);
 out_waiters:
-	drm_free_large(waiters);
+	kvfree(waiters);
 out_engines:
 	mock_engine_flush(engine);
 	return err;
@@ -187,7 +187,7 @@ static int igt_insert_complete(void *arg)
 
 	mock_engine_reset(engine);
 
-	waiters = drm_malloc_gfp(count, sizeof(*waiters), GFP_TEMPORARY);
+	waiters = kvmalloc_array(count, sizeof(*waiters), GFP_TEMPORARY);
 	if (!waiters)
 		goto out_engines;
 
@@ -254,7 +254,7 @@ static int igt_insert_complete(void *arg)
 out_bitmap:
 	kfree(bitmap);
 out_waiters:
-	drm_free_large(waiters);
+	kvfree(waiters);
 out_engines:
 	mock_engine_flush(engine);
 	return err;
@@ -368,7 +368,7 @@ static int igt_wakeup(void *arg)
 
 	mock_engine_reset(engine);
 
-	waiters = drm_malloc_gfp(count, sizeof(*waiters), GFP_TEMPORARY);
+	waiters = kvmalloc_array(count, sizeof(*waiters), GFP_TEMPORARY);
 	if (!waiters)
 		goto out_engines;
 
@@ -454,7 +454,7 @@ out_waiters:
 		put_task_struct(waiters[n].tsk);
 	}
 
-	drm_free_large(waiters);
+	kvfree(waiters);
 out_engines:
 	mock_engine_flush(engine);
 	return err;