c93987753a
We need to take the obj lock to pin pages, so wait until the callers have done so, before making the object unshrinkable. Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com> Reviewed-by: Thomas Hellström <thomas.hellstrom@linux.intel.com> Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch> Link: https://patchwork.freedesktop.org/patch/msgid/20210323155059.628690-30-maarten.lankhorst@linux.intel.com
44 lines
1.0 KiB
C
44 lines
1.0 KiB
C
/* SPDX-License-Identifier: MIT */
|
|
/*
|
|
* Copyright © 2014-2018 Intel Corporation
|
|
*/
|
|
|
|
#ifndef INTEL_GT_BUFFER_POOL_H
|
|
#define INTEL_GT_BUFFER_POOL_H
|
|
|
|
#include <linux/types.h>
|
|
|
|
#include "i915_active.h"
|
|
#include "intel_gt_buffer_pool_types.h"
|
|
|
|
struct intel_gt;
|
|
struct i915_request;
|
|
|
|
struct intel_gt_buffer_pool_node *
|
|
intel_gt_get_buffer_pool(struct intel_gt *gt, size_t size,
|
|
enum i915_map_type type);
|
|
|
|
void intel_gt_buffer_pool_mark_used(struct intel_gt_buffer_pool_node *node);
|
|
|
|
static inline int
|
|
intel_gt_buffer_pool_mark_active(struct intel_gt_buffer_pool_node *node,
|
|
struct i915_request *rq)
|
|
{
|
|
/* did we call mark_used? */
|
|
GEM_WARN_ON(!node->pinned);
|
|
|
|
return i915_active_add_request(&node->active, rq);
|
|
}
|
|
|
|
static inline void
|
|
intel_gt_buffer_pool_put(struct intel_gt_buffer_pool_node *node)
|
|
{
|
|
i915_active_release(&node->active);
|
|
}
|
|
|
|
void intel_gt_init_buffer_pool(struct intel_gt *gt);
|
|
void intel_gt_flush_buffer_pool(struct intel_gt *gt);
|
|
void intel_gt_fini_buffer_pool(struct intel_gt *gt);
|
|
|
|
#endif /* INTEL_GT_BUFFER_POOL_H */
|