drivers/gpu/drm/i915/gt/intel_gt_buffer_pool.h

   1 /* SPDX-License-Identifier: MIT */
   2 /*
   3  * Copyright © 2014-2018 Intel Corporation
   4  */
   5
   6 #ifndef INTEL_GT_BUFFER_POOL_H
   7 #define INTEL_GT_BUFFER_POOL_H
   8
   9 #include <linux/types.h>
  10
  11 #include "i915_active.h"
  12 #include "intel_gt_buffer_pool_types.h"
  13
  14 struct intel_gt;
  15 struct i915_request;
  16
  17 struct intel_gt_buffer_pool_node *
  18 intel_gt_get_buffer_pool(struct intel_gt *gt, size_t size,
  19                          enum i915_map_type type);
  20
  21 static inline int
  22 intel_gt_buffer_pool_mark_active(struct intel_gt_buffer_pool_node *node,
  23                                  struct i915_request *rq)
  24 {
  25         return i915_active_add_request(&node->active, rq);
  26 }
  27
  28 static inline void
  29 intel_gt_buffer_pool_put(struct intel_gt_buffer_pool_node *node)
  30 {
  31         i915_active_release(&node->active);
  32 }
  33
  34 void intel_gt_init_buffer_pool(struct intel_gt *gt);
  35 void intel_gt_flush_buffer_pool(struct intel_gt *gt);
  36 void intel_gt_fini_buffer_pool(struct intel_gt *gt);
  37
  38 #endif /* INTEL_GT_BUFFER_POOL_H */