2 * Copyright 2017 Intel Corporation
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
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9 * the Software is furnished to do so, subject to the following conditions:
11 * The above copyright notice and this permission notice (including the next
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15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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23 #ifndef IRIS_RESOURCE_H
24 #define IRIS_RESOURCE_H
26 #include "pipe/p_state.h"
27 #include "util/u_inlines.h"
28 #include "intel/isl/isl.h"
30 #define IRIS_RESOURCE_FLAG_SHADER_MEMZONE (PIPE_RESOURCE_FLAG_DRV_PRIV << 0)
31 #define IRIS_RESOURCE_FLAG_SURFACE_MEMZONE (PIPE_RESOURCE_FLAG_DRV_PRIV << 1)
32 #define IRIS_RESOURCE_FLAG_DYNAMIC_MEMZONE (PIPE_RESOURCE_FLAG_DRV_PRIV << 2)
35 * Resources represent a GPU buffer object or image (mipmap tree).
37 * They contain the storage (BO) and layout information (ISL surface).
39 struct iris_resource
{
40 struct pipe_resource base
;
46 * A simple <resource, offset> tuple for storing a reference to a
47 * piece of state stored in a GPU buffer object.
49 struct iris_state_ref
{
50 struct pipe_resource
*res
;
55 * A view of a surface that can be bound to a color render target or
56 * depth/stencil attachment.
59 struct pipe_surface pipe
;
62 /** The resource (BO) holding our SURFACE_STATE. */
63 struct iris_state_ref surface_state
;
67 * Transfer object - information about a buffer mapping.
69 struct iris_transfer
{
70 struct pipe_transfer base
;
71 struct pipe_debug_callback
*dbg
;
75 void (*unmap
)(struct iris_transfer
*);
79 * Unwrap a pipe_resource to get the underlying iris_bo (for convenience).
81 static inline struct iris_bo
*
82 iris_resource_bo(struct pipe_resource
*p_res
)
84 struct iris_resource
*res
= (void *) p_res
;
88 enum isl_format
iris_isl_format_for_pipe_format(enum pipe_format pf
);
90 struct pipe_resource
*iris_resource_get_separate_stencil(struct pipe_resource
*);
92 void iris_get_depth_stencil_resources(struct pipe_resource
*res
,
93 struct iris_resource
**out_z
,
94 struct iris_resource
**out_s
);
96 void iris_init_screen_resource_functions(struct pipe_screen
*pscreen
);