2 * © Copyright2018-2019 Alyssa Rosenzweig
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, sublicense,
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 next
12 * paragraph) shall be included in all copies or substantial portions of the
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 NONINFRINGEMENT. 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 FROM,
20 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
26 #ifndef PAN_RESOURCE_H
27 #define PAN_RESOURCE_H
29 #include <panfrost-job.h>
30 #include "pan_screen.h"
31 #include "pan_allocate.h"
32 #include "drm-uapi/drm.h"
33 #include "util/u_range.h"
35 /* Describes the memory layout of a BO */
37 enum panfrost_memory_layout
{
43 struct panfrost_slice
{
49 struct pipe_reference reference
;
51 /* Description of the mip levels */
52 struct panfrost_slice slices
[MAX_MIP_LEVELS
];
54 /* Mapping for the entire object (all levels) */
57 /* GPU address for the object */
60 /* Size of all entire trees */
63 /* Distance from tree to tree */
64 unsigned cubemap_stride
;
66 /* Set if this bo was imported rather than allocated */
69 /* Internal layout (tiled?) */
70 enum panfrost_memory_layout layout
;
72 /* If AFBC is enabled for this resource, we lug around an AFBC
73 * metadata buffer as well. The actual AFBC resource is also in
74 * afbc_slab (only defined for AFBC) at position afbc_main_offset
77 struct panfrost_memory afbc_slab
;
78 int afbc_metadata_size
;
80 /* If transaciton elimination is enabled, we have a dedicated
81 * buffer for that as well. */
84 struct panfrost_memory checksum_slab
;
91 panfrost_bo_reference(struct panfrost_bo
*bo
);
94 panfrost_bo_unreference(struct pipe_screen
*screen
, struct panfrost_bo
*bo
);
96 struct panfrost_resource
{
97 struct pipe_resource base
;
99 struct panfrost_bo
*bo
;
100 struct renderonly_scanout
*scanout
;
102 struct panfrost_resource
*separate_stencil
;
104 struct util_range valid_buffer_range
;
107 static inline struct panfrost_resource
*
108 pan_resource(struct pipe_resource
*p
)
110 return (struct panfrost_resource
*)p
;
113 struct panfrost_gtransfer
{
114 struct pipe_transfer base
;
118 static inline struct panfrost_gtransfer
*
119 pan_transfer(struct pipe_transfer
*p
)
121 return (struct panfrost_gtransfer
*)p
;
124 void panfrost_resource_screen_init(struct panfrost_screen
*screen
);
125 void panfrost_resource_screen_deinit(struct panfrost_screen
*screen
);
127 void panfrost_resource_context_init(struct pipe_context
*pctx
);
132 panfrost_format_supports_afbc(enum pipe_format format
);
135 panfrost_enable_afbc(struct panfrost_context
*ctx
, struct panfrost_resource
*rsrc
, bool ds
);
140 panfrost_blit(struct pipe_context
*pipe
,
141 const struct pipe_blit_info
*info
);
144 panfrost_blit_wallpaper(struct panfrost_context
*ctx
);
146 #endif /* PAN_RESOURCE_H */