2 * Copyright (c) 2012-2015 Etnaviv Project
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sub license,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
11 * The above copyright notice and this permission notice (including the
12 * next paragraph) shall be included in all copies or substantial portions
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,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
18 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
20 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
21 * DEALINGS IN THE SOFTWARE.
24 * Wladimir J. van der Laan <laanwj@gmail.com>
27 #ifndef H_ETNAVIV_RESOURCE
28 #define H_ETNAVIV_RESOURCE
30 #include "etnaviv_internal.h"
31 #include "etnaviv_tiling.h"
32 #include "pipe/p_state.h"
33 #include "util/list.h"
35 #include "util/u_helpers.h"
41 struct etna_resource_level
{
42 unsigned width
, padded_width
; /* in pixels */
43 unsigned height
, padded_height
; /* in samples */
45 unsigned offset
; /* offset into memory area */
46 uint32_t stride
; /* row stride */
47 uint32_t layer_stride
; /* layer stride */
48 unsigned size
; /* total size of memory area */
51 uint32_t ts_layer_stride
;
53 uint32_t clear_value
; /* clear value of resource level (mainly for TS) */
56 int8_t ts_compress_fmt
; /* COLOR_COMPRESSION_FORMAT_* (-1 = disable) */
58 /* keep track if we have done some per block patching */
60 struct util_dynarray
*patch_offsets
;
63 /* status of queued up but not flushed reads and write operations.
64 * In _transfer_map() we need to know if queued up rendering needs
65 * to be flushed to preserve the order of cpu and gpu access. */
66 enum etna_resource_status
{
67 ETNA_PENDING_WRITE
= 0x01,
68 ETNA_PENDING_READ
= 0x02,
71 struct etna_resource
{
72 struct pipe_resource base
;
73 struct renderonly_scanout
*scanout
;
77 /* only lod 0 used for non-texture buffers */
78 /* Layout for surface (tiled, multitiled, split tiled, ...) */
79 enum etna_surface_layout layout
;
80 /* Horizontal alignment for texture unit (TEXTURE_HALIGN_*) */
82 struct etna_bo
*bo
; /* Surface video memory */
83 struct etna_bo
*ts_bo
; /* Tile status video memory */
85 struct etna_resource_level levels
[ETNA_NUM_LOD
];
87 /* for when TE doesn't support the base layout */
88 struct pipe_resource
*texture
;
89 /* for when PE doesn't support the base layout */
90 struct pipe_resource
*render
;
92 enum etna_resource_status status
;
94 struct set
*pending_ctx
;
97 /* returns TRUE if a is newer than b */
99 etna_resource_newer(struct etna_resource
*a
, struct etna_resource
*b
)
101 return (int)(a
->seqno
- b
->seqno
) > 0;
104 /* returns TRUE if a is older than b */
106 etna_resource_older(struct etna_resource
*a
, struct etna_resource
*b
)
108 return (int)(a
->seqno
- b
->seqno
) < 0;
111 /* returns TRUE if a resource has a TS, and it is valid for at least one level */
113 etna_resource_has_valid_ts(struct etna_resource
*res
);
115 /* returns TRUE if the resource needs a resolve to itself */
117 etna_resource_needs_flush(struct etna_resource
*res
)
119 return etna_resource_has_valid_ts(res
) && ((int)(res
->seqno
- res
->flush_seqno
) > 0);
122 /* is the resource only used on the sampler? */
124 etna_resource_sampler_only(const struct pipe_resource
*pres
)
126 return (pres
->bind
& (PIPE_BIND_SAMPLER_VIEW
| PIPE_BIND_RENDER_TARGET
|
127 PIPE_BIND_DEPTH_STENCIL
| PIPE_BIND_BLENDABLE
)) ==
128 PIPE_BIND_SAMPLER_VIEW
;
131 static inline struct etna_resource
*
132 etna_resource(struct pipe_resource
*p
)
134 return (struct etna_resource
*)p
;
137 enum etna_resource_status
138 etna_resource_get_status(struct etna_context
*ctx
, struct etna_resource
*rsc
);
141 etna_resource_used(struct etna_context
*ctx
, struct pipe_resource
*prsc
,
142 enum etna_resource_status status
);
145 resource_read(struct etna_context
*ctx
, struct pipe_resource
*prsc
)
147 etna_resource_used(ctx
, prsc
, ETNA_PENDING_READ
);
151 resource_written(struct etna_context
*ctx
, struct pipe_resource
*prsc
)
153 etna_resource_used(ctx
, prsc
, ETNA_PENDING_WRITE
);
156 /* Allocate Tile Status for an etna resource.
157 * Tile status is a cache of the clear status per tile. This means a smaller
158 * surface has to be cleared which is faster.
159 * This is also called "fast clear". */
161 etna_screen_resource_alloc_ts(struct pipe_screen
*pscreen
,
162 struct etna_resource
*prsc
);
164 struct pipe_resource
*
165 etna_resource_alloc(struct pipe_screen
*pscreen
, unsigned layout
,
166 uint64_t modifier
, const struct pipe_resource
*templat
);
169 etna_resource_screen_init(struct pipe_screen
*pscreen
);