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35 #include "radeon_cs.h"
36 #include "radeon_bo_int.h"
37 #include "radeon_cs_int.h"
41 int32_t op_gart_write;
42 int32_t op_vram_write;
45 static inline int radeon_cs_setup_bo(struct radeon_cs_space_check *sc, struct rad_sizes *sizes)
47 uint32_t read_domains, write_domain;
48 struct radeon_bo_int *bo;
51 sc->new_accounted = 0;
52 read_domains = sc->read_domains;
53 write_domain = sc->write_domain;
55 /* legacy needs a static check */
56 if (radeon_bo_is_static((struct radeon_bo *)sc->bo)) {
57 bo->space_accounted = sc->new_accounted = (read_domains << 16) | write_domain;
61 /* already accounted this bo */
62 if (write_domain && (write_domain == bo->space_accounted)) {
63 sc->new_accounted = bo->space_accounted;
66 if (read_domains && ((read_domains << 16) == bo->space_accounted)) {
67 sc->new_accounted = bo->space_accounted;
71 if (bo->space_accounted == 0) {
73 if (write_domain == RADEON_GEM_DOMAIN_VRAM)
74 sizes->op_vram_write += bo->size;
75 else if (write_domain == RADEON_GEM_DOMAIN_GTT)
76 sizes->op_gart_write += bo->size;
77 sc->new_accounted = write_domain;
79 sizes->op_read += bo->size;
80 sc->new_accounted = read_domains << 16;
83 uint16_t old_read, old_write;
85 old_read = bo->space_accounted >> 16;
86 old_write = bo->space_accounted & 0xffff;
88 if (write_domain && (old_read & write_domain)) {
89 sc->new_accounted = write_domain;
90 /* moving from read to a write domain */
91 if (write_domain == RADEON_GEM_DOMAIN_VRAM) {
92 sizes->op_read -= bo->size;
93 sizes->op_vram_write += bo->size;
94 } else if (write_domain == RADEON_GEM_DOMAIN_GTT) {
95 sizes->op_read -= bo->size;
96 sizes->op_gart_write += bo->size;
98 } else if (read_domains & old_write) {
99 sc->new_accounted = bo->space_accounted & 0xffff;
101 /* rewrite the domains */
102 if (write_domain != old_write)
103 fprintf(stderr,"WRITE DOMAIN RELOC FAILURE 0x%x %d %d\n", bo->handle, write_domain, old_write);
104 if (read_domains != old_read)
105 fprintf(stderr,"READ DOMAIN RELOC FAILURE 0x%x %d %d\n", bo->handle, read_domains, old_read);
106 return RADEON_CS_SPACE_FLUSH;
112 static int radeon_cs_do_space_check(struct radeon_cs_int *cs, struct radeon_cs_space_check *new_tmp)
114 struct radeon_cs_manager *csm = cs->csm;
116 struct radeon_bo_int *bo;
117 struct rad_sizes sizes;
120 /* check the totals for this operation */
122 if (cs->bo_count == 0 && !new_tmp)
125 memset(&sizes, 0, sizeof(struct rad_sizes));
128 for (i = 0; i < cs->bo_count; i++) {
129 ret = radeon_cs_setup_bo(&cs->bos[i], &sizes);
135 ret = radeon_cs_setup_bo(new_tmp, &sizes);
140 if (sizes.op_read < 0)
143 /* check sizes - operation first */
144 if ((sizes.op_read + sizes.op_gart_write > csm->gart_limit) ||
145 (sizes.op_vram_write > csm->vram_limit)) {
146 return RADEON_CS_SPACE_OP_TO_BIG;
149 if (((csm->vram_write_used + sizes.op_vram_write) > csm->vram_limit) ||
150 ((csm->read_used + csm->gart_write_used + sizes.op_gart_write + sizes.op_read) > csm->gart_limit)) {
151 return RADEON_CS_SPACE_FLUSH;
154 csm->gart_write_used += sizes.op_gart_write;
155 csm->vram_write_used += sizes.op_vram_write;
156 csm->read_used += sizes.op_read;
158 for (i = 0; i < cs->bo_count; i++) {
160 bo->space_accounted = cs->bos[i].new_accounted;
163 new_tmp->bo->space_accounted = new_tmp->new_accounted;
165 return RADEON_CS_SPACE_OK;
169 radeon_cs_space_add_persistent_bo(struct radeon_cs *cs, struct radeon_bo *bo,
170 uint32_t read_domains, uint32_t write_domain)
172 struct radeon_cs_int *csi = (struct radeon_cs_int *)cs;
173 struct radeon_bo_int *boi = (struct radeon_bo_int *)bo;
175 for (i = 0; i < csi->bo_count; i++) {
176 if (csi->bos[i].bo == boi &&
177 csi->bos[i].read_domains == read_domains &&
178 csi->bos[i].write_domain == write_domain)
183 csi->bos[i].bo = boi;
184 csi->bos[i].read_domains = read_domains;
185 csi->bos[i].write_domain = write_domain;
186 csi->bos[i].new_accounted = 0;
189 assert(csi->bo_count < MAX_SPACE_BOS);
192 static int radeon_cs_check_space_internal(struct radeon_cs_int *cs,
193 struct radeon_cs_space_check *tmp_bo)
199 ret = radeon_cs_do_space_check(cs, tmp_bo);
200 if (ret == RADEON_CS_SPACE_OP_TO_BIG)
202 if (ret == RADEON_CS_SPACE_FLUSH) {
203 (*cs->space_flush_fn)(cs->space_flush_data);
213 radeon_cs_space_check_with_bo(struct radeon_cs *cs, struct radeon_bo *bo,
214 uint32_t read_domains, uint32_t write_domain)
216 struct radeon_cs_int *csi = (struct radeon_cs_int *)cs;
217 struct radeon_bo_int *boi = (struct radeon_bo_int *)bo;
218 struct radeon_cs_space_check temp_bo;
224 temp_bo.read_domains = read_domains;
225 temp_bo.write_domain = write_domain;
226 temp_bo.new_accounted = 0;
229 ret = radeon_cs_check_space_internal(csi, bo ? &temp_bo : NULL);
233 drm_public int radeon_cs_space_check(struct radeon_cs *cs)
235 struct radeon_cs_int *csi = (struct radeon_cs_int *)cs;
236 return radeon_cs_check_space_internal(csi, NULL);
239 drm_public void radeon_cs_space_reset_bos(struct radeon_cs *cs)
241 struct radeon_cs_int *csi = (struct radeon_cs_int *)cs;
243 for (i = 0; i < csi->bo_count; i++) {
244 radeon_bo_unref((struct radeon_bo *)csi->bos[i].bo);
245 csi->bos[i].bo = NULL;
246 csi->bos[i].read_domains = 0;
247 csi->bos[i].write_domain = 0;
248 csi->bos[i].new_accounted = 0;