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"
32 struct radeon_bo_item
{
34 uint64_t priority_usage
;
37 struct radeon_cs_context
{
38 uint32_t buf
[16 * 1024];
41 struct drm_radeon_cs cs
;
42 struct drm_radeon_cs_chunk chunks
[3];
43 uint64_t chunk_array
[3];
49 unsigned num_validated_relocs
;
50 struct radeon_bo_item
*relocs_bo
;
51 struct drm_radeon_cs_reloc
*relocs
;
53 int reloc_indices_hashlist
[4096];
56 struct radeon_drm_cs
{
57 struct radeon_winsys_cs base
;
58 enum ring_type ring_type
;
60 /* We flip between these two CS. While one is being consumed
61 * by the kernel in another thread, the other one is being filled
62 * by the pipe driver. */
63 struct radeon_cs_context csc1
;
64 struct radeon_cs_context csc2
;
65 /* The currently-used CS. */
66 struct radeon_cs_context
*csc
;
67 /* The CS being currently-owned by the other thread. */
68 struct radeon_cs_context
*cst
;
71 struct radeon_drm_winsys
*ws
;
74 void (*flush_cs
)(void *ctx
, unsigned flags
, struct pipe_fence_handle
**fence
);
77 struct util_queue_fence flush_completed
;
78 struct pipe_fence_handle
*next_fence
;
81 int radeon_lookup_buffer(struct radeon_cs_context
*csc
, struct radeon_bo
*bo
);
83 static inline struct radeon_drm_cs
*
84 radeon_drm_cs(struct radeon_winsys_cs
*base
)
86 return (struct radeon_drm_cs
*)base
;
90 radeon_bo_is_referenced_by_cs(struct radeon_drm_cs
*cs
,
93 int num_refs
= bo
->num_cs_references
;
94 return num_refs
== bo
->rws
->num_cs
||
95 (num_refs
&& radeon_lookup_buffer(cs
->csc
, bo
) != -1);
99 radeon_bo_is_referenced_by_cs_for_write(struct radeon_drm_cs
*cs
,
100 struct radeon_bo
*bo
)
104 if (!bo
->num_cs_references
)
107 index
= radeon_lookup_buffer(cs
->csc
, bo
);
111 return cs
->csc
->relocs
[index
].write_domain
!= 0;
115 radeon_bo_is_referenced_by_any_cs(struct radeon_bo
*bo
)
117 return bo
->num_cs_references
!= 0;
120 void radeon_drm_cs_sync_flush(struct radeon_winsys_cs
*rcs
);
121 void radeon_drm_cs_init_functions(struct radeon_drm_winsys
*ws
);
122 void radeon_drm_cs_emit_ioctl_oneshot(void *job
, int thread_index
);