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
{
47 /* If there is a header preceding each slice, how big is
48 * that header? Used for AFBC */
51 /* If checksumming is enabled following the slice, what
52 * is its offset/stride? */
53 unsigned checksum_offset
;
54 unsigned checksum_stride
;
56 /* Has anything been written to this slice? */
61 panfrost_bo_reference(struct panfrost_bo
*bo
);
64 panfrost_bo_unreference(struct pipe_screen
*screen
, struct panfrost_bo
*bo
);
66 struct panfrost_resource
{
67 struct pipe_resource base
;
69 struct panfrost_bo
*bo
;
70 struct renderonly_scanout
*scanout
;
72 struct panfrost_resource
*separate_stencil
;
74 struct util_range valid_buffer_range
;
76 /* Description of the mip levels */
77 struct panfrost_slice slices
[MAX_MIP_LEVELS
];
79 /* Distance from tree to tree */
80 unsigned cubemap_stride
;
82 /* Internal layout (tiled?) */
83 enum panfrost_memory_layout layout
;
85 /* Is transaciton elimination enabled? */
89 static inline struct panfrost_resource
*
90 pan_resource(struct pipe_resource
*p
)
92 return (struct panfrost_resource
*)p
;
95 struct panfrost_gtransfer
{
96 struct pipe_transfer base
;
100 static inline struct panfrost_gtransfer
*
101 pan_transfer(struct pipe_transfer
*p
)
103 return (struct panfrost_gtransfer
*)p
;
107 panfrost_get_texture_address(
108 struct panfrost_resource
*rsrc
,
109 unsigned level
, unsigned face
);
111 void panfrost_resource_screen_init(struct panfrost_screen
*screen
);
113 void panfrost_resource_context_init(struct pipe_context
*pctx
);
118 panfrost_format_supports_afbc(enum pipe_format format
);
121 panfrost_afbc_header_size(unsigned width
, unsigned height
);
126 panfrost_blit(struct pipe_context
*pipe
,
127 const struct pipe_blit_info
*info
);
130 panfrost_blit_wallpaper(struct panfrost_context
*ctx
);
132 #endif /* PAN_RESOURCE_H */