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[2];
39 uint64_t chunk_array[2];
44 unsigned validated_crelocs;
45 struct radeon_bo **relocs_bo;
46 struct drm_radeon_cs_reloc *relocs;
48 /* 0 = BO not added, 1 = BO added */
49 char is_handle_added[256];
50 struct drm_radeon_cs_reloc *relocs_hashlist[256];
51 unsigned reloc_indices_hashlist[256];
57 struct radeon_drm_cs {
58 struct radeon_winsys_cs base;
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);
80 int radeon_get_reloc(struct radeon_cs_context *csc, struct radeon_bo *bo);
82 static INLINE struct radeon_drm_cs *
83 radeon_drm_cs(struct radeon_winsys_cs *base)
85 return (struct radeon_drm_cs*)base;
89 radeon_bo_is_referenced_by_cs(struct radeon_drm_cs *cs,
92 return bo->num_cs_references == bo->rws->num_cs ||
93 (bo->num_cs_references && radeon_get_reloc(cs->csc, bo) != -1);
97 radeon_bo_is_referenced_by_cs_for_write(struct radeon_drm_cs *cs,
102 if (!bo->num_cs_references)
105 index = radeon_get_reloc(cs->csc, bo);
109 return cs->csc->relocs[index].write_domain != 0;
112 static INLINE boolean
113 radeon_bo_is_referenced_by_any_cs(struct radeon_bo *bo)
115 return bo->num_cs_references;
118 void radeon_drm_cs_sync_flush(struct radeon_drm_cs *cs);
119 void radeon_drm_cs_init_functions(struct radeon_drm_winsys *ws);