2 * Copyright © 2009 Red Hat Inc.
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
31 #include "radeon_bocs_wrapper.h"
32 #include "radeon_bo_int_drm.h"
33 #include "radeon_cs_int_drm.h"
37 int32_t op_gart_write
;
38 int32_t op_vram_write
;
41 static inline int radeon_cs_setup_bo(struct radeon_cs_space_check
*sc
, struct rad_sizes
*sizes
)
43 uint32_t read_domains
, write_domain
;
44 struct radeon_bo_int
*bo
;
47 sc
->new_accounted
= 0;
48 read_domains
= sc
->read_domains
;
49 write_domain
= sc
->write_domain
;
51 /* legacy needs a static check */
52 if (radeon_bo_is_static((struct radeon_bo
*)sc
->bo
)) {
53 bo
->space_accounted
= sc
->new_accounted
= (read_domains
<< 16) | write_domain
;
57 /* already accounted this bo */
58 if (write_domain
&& (write_domain
== bo
->space_accounted
)) {
59 sc
->new_accounted
= bo
->space_accounted
;
62 if (read_domains
&& ((read_domains
<< 16) == bo
->space_accounted
)) {
63 sc
->new_accounted
= bo
->space_accounted
;
67 if (bo
->space_accounted
== 0) {
68 if (write_domain
== RADEON_GEM_DOMAIN_VRAM
)
69 sizes
->op_vram_write
+= bo
->size
;
70 else if (write_domain
== RADEON_GEM_DOMAIN_GTT
)
71 sizes
->op_gart_write
+= bo
->size
;
73 sizes
->op_read
+= bo
->size
;
74 sc
->new_accounted
= (read_domains
<< 16) | write_domain
;
76 uint16_t old_read
, old_write
;
78 old_read
= bo
->space_accounted
>> 16;
79 old_write
= bo
->space_accounted
& 0xffff;
81 if (write_domain
&& (old_read
& write_domain
)) {
82 sc
->new_accounted
= write_domain
;
83 /* moving from read to a write domain */
84 if (write_domain
== RADEON_GEM_DOMAIN_VRAM
) {
85 sizes
->op_read
-= bo
->size
;
86 sizes
->op_vram_write
+= bo
->size
;
87 } else if (write_domain
== RADEON_GEM_DOMAIN_GTT
) {
88 sizes
->op_read
-= bo
->size
;
89 sizes
->op_gart_write
+= bo
->size
;
91 } else if (read_domains
& old_write
) {
92 sc
->new_accounted
= bo
->space_accounted
& 0xffff;
94 /* rewrite the domains */
95 if (write_domain
!= old_write
)
96 fprintf(stderr
,"WRITE DOMAIN RELOC FAILURE 0x%x %d %d\n", bo
->handle
, write_domain
, old_write
);
97 if (read_domains
!= old_read
)
98 fprintf(stderr
,"READ DOMAIN RELOC FAILURE 0x%x %d %d\n", bo
->handle
, read_domains
, old_read
);
99 return RADEON_CS_SPACE_FLUSH
;
105 static int radeon_cs_do_space_check(struct radeon_cs_int
*cs
, struct radeon_cs_space_check
*new_tmp
)
107 struct radeon_cs_manager
*csm
= cs
->csm
;
109 struct radeon_bo_int
*bo
;
110 struct rad_sizes sizes
;
113 /* check the totals for this operation */
115 if (cs
->bo_count
== 0 && !new_tmp
)
118 memset(&sizes
, 0, sizeof(struct rad_sizes
));
121 for (i
= 0; i
< cs
->bo_count
; i
++) {
122 ret
= radeon_cs_setup_bo(&cs
->bos
[i
], &sizes
);
128 ret
= radeon_cs_setup_bo(new_tmp
, &sizes
);
133 if (sizes
.op_read
< 0)
136 /* check sizes - operation first */
137 if ((sizes
.op_read
+ sizes
.op_gart_write
> csm
->gart_limit
) ||
138 (sizes
.op_vram_write
> csm
->vram_limit
)) {
139 return RADEON_CS_SPACE_OP_TO_BIG
;
142 if (((csm
->vram_write_used
+ sizes
.op_vram_write
) > csm
->vram_limit
) ||
143 ((csm
->read_used
+ csm
->gart_write_used
+ sizes
.op_gart_write
+ sizes
.op_read
) > csm
->gart_limit
)) {
144 return RADEON_CS_SPACE_FLUSH
;
147 csm
->gart_write_used
+= sizes
.op_gart_write
;
148 csm
->vram_write_used
+= sizes
.op_vram_write
;
149 csm
->read_used
+= sizes
.op_read
;
151 for (i
= 0; i
< cs
->bo_count
; i
++) {
153 bo
->space_accounted
= cs
->bos
[i
].new_accounted
;
156 new_tmp
->bo
->space_accounted
= new_tmp
->new_accounted
;
158 return RADEON_CS_SPACE_OK
;
161 void radeon_cs_space_add_persistent_bo(struct radeon_cs
*cs
, struct radeon_bo
*bo
, uint32_t read_domains
, uint32_t write_domain
)
163 struct radeon_cs_int
*csi
= (struct radeon_cs_int
*)cs
;
164 struct radeon_bo_int
*boi
= (struct radeon_bo_int
*)bo
;
166 for (i
= 0; i
< csi
->bo_count
; i
++) {
167 if (csi
->bos
[i
].bo
== boi
&&
168 csi
->bos
[i
].read_domains
== read_domains
&&
169 csi
->bos
[i
].write_domain
== write_domain
)
174 csi
->bos
[i
].bo
= boi
;
175 csi
->bos
[i
].read_domains
= read_domains
;
176 csi
->bos
[i
].write_domain
= write_domain
;
177 csi
->bos
[i
].new_accounted
= 0;
180 assert(csi
->bo_count
< MAX_SPACE_BOS
);
183 static int radeon_cs_check_space_internal(struct radeon_cs_int
*cs
,
184 struct radeon_cs_space_check
*tmp_bo
)
190 ret
= radeon_cs_do_space_check(cs
, tmp_bo
);
191 if (ret
== RADEON_CS_SPACE_OP_TO_BIG
)
193 if (ret
== RADEON_CS_SPACE_FLUSH
) {
194 (*cs
->space_flush_fn
)(cs
->space_flush_data
);
203 int radeon_cs_space_check_with_bo(struct radeon_cs
*cs
,
204 struct radeon_bo
*bo
,
205 uint32_t read_domains
, uint32_t write_domain
)
207 struct radeon_cs_int
*csi
= (struct radeon_cs_int
*)cs
;
208 struct radeon_bo_int
*boi
= (struct radeon_bo_int
*)bo
;
209 struct radeon_cs_space_check temp_bo
;
215 temp_bo
.read_domains
= read_domains
;
216 temp_bo
.write_domain
= write_domain
;
217 temp_bo
.new_accounted
= 0;
220 ret
= radeon_cs_check_space_internal(csi
, bo
? &temp_bo
: NULL
);
224 int radeon_cs_space_check(struct radeon_cs
*cs
)
226 struct radeon_cs_int
*csi
= (struct radeon_cs_int
*)cs
;
227 return radeon_cs_check_space_internal(csi
, NULL
);
230 void radeon_cs_space_reset_bos(struct radeon_cs
*cs
)
232 struct radeon_cs_int
*csi
= (struct radeon_cs_int
*)cs
;
234 for (i
= 0; i
< csi
->bo_count
; i
++) {
235 radeon_bo_unref((struct radeon_bo
*)csi
->bos
[i
].bo
);
236 csi
->bos
[i
].bo
= NULL
;
237 csi
->bos
[i
].read_domains
= 0;
238 csi
->bos
[i
].write_domain
= 0;
239 csi
->bos
[i
].new_accounted
= 0;