1ad8b1aafSjsg /* SPDX-License-Identifier: MIT */ 2ad8b1aafSjsg /* 3ad8b1aafSjsg * Copyright © 2014-2018 Intel Corporation 4ad8b1aafSjsg */ 5ad8b1aafSjsg 6ad8b1aafSjsg #ifndef INTEL_GT_BUFFER_POOL_H 7ad8b1aafSjsg #define INTEL_GT_BUFFER_POOL_H 8ad8b1aafSjsg 9ad8b1aafSjsg #include <linux/types.h> 10ad8b1aafSjsg 11ad8b1aafSjsg #include "i915_active.h" 12ad8b1aafSjsg #include "intel_gt_buffer_pool_types.h" 13ad8b1aafSjsg 14ad8b1aafSjsg struct intel_gt; 15ad8b1aafSjsg struct i915_request; 16ad8b1aafSjsg 17ad8b1aafSjsg struct intel_gt_buffer_pool_node * 18*5ca02815Sjsg intel_gt_get_buffer_pool(struct intel_gt *gt, size_t size, 19*5ca02815Sjsg enum i915_map_type type); 20*5ca02815Sjsg 21*5ca02815Sjsg void intel_gt_buffer_pool_mark_used(struct intel_gt_buffer_pool_node *node); 22ad8b1aafSjsg 23ad8b1aafSjsg static inline int intel_gt_buffer_pool_mark_active(struct intel_gt_buffer_pool_node * node,struct i915_request * rq)24ad8b1aafSjsgintel_gt_buffer_pool_mark_active(struct intel_gt_buffer_pool_node *node, 25ad8b1aafSjsg struct i915_request *rq) 26ad8b1aafSjsg { 27*5ca02815Sjsg /* did we call mark_used? */ 28*5ca02815Sjsg GEM_WARN_ON(!node->pinned); 29*5ca02815Sjsg 30ad8b1aafSjsg return i915_active_add_request(&node->active, rq); 31ad8b1aafSjsg } 32ad8b1aafSjsg 33ad8b1aafSjsg static inline void intel_gt_buffer_pool_put(struct intel_gt_buffer_pool_node * node)34ad8b1aafSjsgintel_gt_buffer_pool_put(struct intel_gt_buffer_pool_node *node) 35ad8b1aafSjsg { 36ad8b1aafSjsg i915_active_release(&node->active); 37ad8b1aafSjsg } 38ad8b1aafSjsg 39ad8b1aafSjsg void intel_gt_init_buffer_pool(struct intel_gt *gt); 40ad8b1aafSjsg void intel_gt_flush_buffer_pool(struct intel_gt *gt); 41ad8b1aafSjsg void intel_gt_fini_buffer_pool(struct intel_gt *gt); 42ad8b1aafSjsg 43ad8b1aafSjsg #endif /* INTEL_GT_BUFFER_POOL_H */ 44