drm/i915: split out i915_gem_evict.h from i915_drv.h

We already have the i915_gem_evict.c file.

v2: Fixed commit message (Tvrtko)
Acked-by: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/ec666853171d04daeb21a93083940df36907c343.1641561552.git.jani.nikula@intel.com

drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c

@@ -27,6 +27,7 @@
 #include "i915_drv.h"
 #include "i915_gem_clflush.h"
 #include "i915_gem_context.h"
+#include "i915_gem_evict.h"
 #include "i915_gem_ioctls.h"
 #include "i915_trace.h"
 #include "i915_user_extensions.h"

drivers/gpu/drm/i915/gt/selftest_hangcheck.c

@@ -7,6 +7,7 @@
 
 #include "gem/i915_gem_context.h"
 
+#include "i915_gem_evict.h"
 #include "intel_gt.h"
 #include "intel_engine_heartbeat.h"
 #include "intel_engine_pm.h"

drivers/gpu/drm/i915/i915_drv.h

@@ -1703,17 +1703,6 @@ i915_gem_vm_lookup(struct drm_i915_file_private *file_priv, u32 id)
 	return vm;
 }
 
-/* i915_gem_evict.c */
-int __must_check i915_gem_evict_something(struct i915_address_space *vm,
-					  u64 min_size, u64 alignment,
-					  unsigned long color,
-					  u64 start, u64 end,
-					  unsigned flags);
-int __must_check i915_gem_evict_for_node(struct i915_address_space *vm,
-					 struct drm_mm_node *node,
-					 unsigned int flags);
-int i915_gem_evict_vm(struct i915_address_space *vm);
-
 /* i915_gem_internal.c */
 struct drm_i915_gem_object *
 i915_gem_object_create_internal(struct drm_i915_private *dev_priv,

drivers/gpu/drm/i915/i915_gem_evict.c

@@ -31,6 +31,7 @@
 #include "gt/intel_gt_requests.h"
 
 #include "i915_drv.h"
+#include "i915_gem_evict.h"
 #include "i915_trace.h"
 
 I915_SELFTEST_DECLARE(static struct igt_evict_ctl {

drivers/gpu/drm/i915/i915_gem_evict.h

+/* SPDX-License-Identifier: MIT */
+/*
+ * Copyright © 2021 Intel Corporation
+ */
+
+#ifndef __I915_GEM_EVICT_H__
+#define __I915_GEM_EVICT_H__
+
+#include <linux/types.h>
+
+struct drm_mm_node;
+struct i915_address_space;
+
+int __must_check i915_gem_evict_something(struct i915_address_space *vm,
+					  u64 min_size, u64 alignment,
+					  unsigned long color,
+					  u64 start, u64 end,
+					  unsigned flags);
+int __must_check i915_gem_evict_for_node(struct i915_address_space *vm,
+					 struct drm_mm_node *node,
+					 unsigned int flags);
+int i915_gem_evict_vm(struct i915_address_space *vm);
+
+#endif /* __I915_GEM_EVICT_H__ */

drivers/gpu/drm/i915/i915_gem_gtt.c

@@ -20,6 +20,7 @@
 #include "gt/intel_gt_requests.h"
 
 #include "i915_drv.h"
+#include "i915_gem_evict.h"
 #include "i915_scatterlist.h"
 #include "i915_trace.h"
 #include "i915_vgpu.h"

drivers/gpu/drm/i915/i915_vma.c

@@ -34,6 +34,7 @@
 #include "gt/intel_gt_requests.h"
 
 #include "i915_drv.h"
+#include "i915_gem_evict.h"
 #include "i915_sw_fence_work.h"
 #include "i915_trace.h"
 #include "i915_vma.h"