2 * Copyright © 2011 Marek Olšák <maraeo@gmail.com>
5 * Permission is hereby granted, free of charge, to any person obtaining
6 * a copy of this software and associated documentation files (the
7 * "Software"), to deal in the Software without restriction, including
8 * without limitation the rights to use, copy, modify, merge, publish,
9 * distribute, sub license, and/or sell copies of the Software, and to
10 * permit persons to whom the Software is furnished to do so, subject to
11 * the following conditions:
13 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
14 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
15 * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
16 * NON-INFRINGEMENT. IN NO EVENT SHALL THE COPYRIGHT HOLDERS, AUTHORS
17 * AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
20 * USE OR OTHER DEALINGS IN THE SOFTWARE.
22 * The above copyright notice and this permission notice (including the
23 * next paragraph) shall be included in all copies or substantial portions
27 #ifndef RADEON_DRM_CS_H
28 #define RADEON_DRM_CS_H
30 #include "radeon_drm_bo.h"
31 #include <radeon_drm.h>
33 struct radeon_cs_context
{
34 uint32_t buf
[RADEON_MAX_CMDBUF_DWORDS
];
37 struct drm_radeon_cs cs
;
38 struct drm_radeon_cs_chunk chunks
[3];
39 uint64_t chunk_array
[3];
45 unsigned validated_crelocs
;
46 struct radeon_bo
**relocs_bo
;
47 struct drm_radeon_cs_reloc
*relocs
;
49 /* 0 = BO not added, 1 = BO added */
50 char is_handle_added
[256];
51 struct drm_radeon_cs_reloc
*relocs_hashlist
[256];
52 unsigned reloc_indices_hashlist
[256];
58 struct radeon_drm_cs
{
59 struct radeon_winsys_cs base
;
61 /* We flip between these two CS. While one is being consumed
62 * by the kernel in another thread, the other one is being filled
63 * by the pipe driver. */
64 struct radeon_cs_context csc1
;
65 struct radeon_cs_context csc2
;
66 /* The currently-used CS. */
67 struct radeon_cs_context
*csc
;
68 /* The CS being currently-owned by the other thread. */
69 struct radeon_cs_context
*cst
;
72 struct radeon_drm_winsys
*ws
;
75 void (*flush_cs
)(void *ctx
, unsigned flags
);
79 int flush_started
, kill_thread
;
80 pipe_semaphore flush_queued
, flush_completed
;
83 int radeon_get_reloc(struct radeon_cs_context
*csc
, struct radeon_bo
*bo
);
85 static INLINE
struct radeon_drm_cs
*
86 radeon_drm_cs(struct radeon_winsys_cs
*base
)
88 return (struct radeon_drm_cs
*)base
;
92 radeon_bo_is_referenced_by_cs(struct radeon_drm_cs
*cs
,
95 int num_refs
= bo
->num_cs_references
;
96 return num_refs
== bo
->rws
->num_cs
||
97 (num_refs
&& radeon_get_reloc(cs
->csc
, bo
) != -1);
100 static INLINE boolean
101 radeon_bo_is_referenced_by_cs_for_write(struct radeon_drm_cs
*cs
,
102 struct radeon_bo
*bo
)
106 if (!bo
->num_cs_references
)
109 index
= radeon_get_reloc(cs
->csc
, bo
);
113 return cs
->csc
->relocs
[index
].write_domain
!= 0;
116 static INLINE boolean
117 radeon_bo_is_referenced_by_any_cs(struct radeon_bo
*bo
)
119 return bo
->num_cs_references
!= 0;
122 void radeon_drm_cs_sync_flush(struct radeon_drm_cs
*cs
);
123 void radeon_drm_cs_init_functions(struct radeon_drm_winsys
*ws
);