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Diffstat (limited to 'libdrm/radeon/radeon_cs_space.c')
-rw-r--r--libdrm/radeon/radeon_cs_space.c234
1 files changed, 0 insertions, 234 deletions
diff --git a/libdrm/radeon/radeon_cs_space.c b/libdrm/radeon/radeon_cs_space.c
deleted file mode 100644
index 4c1ef93e..00000000
--- a/libdrm/radeon/radeon_cs_space.c
+++ /dev/null
@@ -1,234 +0,0 @@
-/*
- * Copyright © 2009 Red Hat Inc.
- * All Rights Reserved.
- *
- * Permission is hereby granted, free of charge, to any person obtaining
- * a copy of this software and associated documentation files (the
- * "Software"), to deal in the Software without restriction, including
- * without limitation the rights to use, copy, modify, merge, publish,
- * distribute, sub license, and/or sell copies of the Software, and to
- * permit persons to whom the Software is furnished to do so, subject to
- * the following conditions:
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
- * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
- * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
- * NON-INFRINGEMENT. IN NO EVENT SHALL THE COPYRIGHT HOLDERS, AUTHORS
- * AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
- * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
- * USE OR OTHER DEALINGS IN THE SOFTWARE.
- *
- * The above copyright notice and this permission notice (including the
- * next paragraph) shall be included in all copies or substantial portions
- * of the Software.
- */
-/*
- */
-#include <assert.h>
-#include <errno.h>
-#include <stdlib.h>
-#include "radeon_cs.h"
-
-struct rad_sizes {
- int32_t op_read;
- int32_t op_gart_write;
- int32_t op_vram_write;
-};
-
-static inline int radeon_cs_setup_bo(struct radeon_cs_space_check *sc, struct rad_sizes *sizes)
-{
- uint32_t read_domains, write_domain;
- struct radeon_bo *bo;
-
- bo = sc->bo;
- sc->new_accounted = 0;
- read_domains = sc->read_domains;
- write_domain = sc->write_domain;
-
- /* legacy needs a static check */
- if (radeon_bo_is_static(bo)) {
- bo->space_accounted = sc->new_accounted = (read_domains << 16) | write_domain;
- return 0;
- }
-
- /* already accounted this bo */
- if (write_domain && (write_domain == bo->space_accounted)) {
- sc->new_accounted = bo->space_accounted;
- return 0;
- }
- if (read_domains && ((read_domains << 16) == bo->space_accounted)) {
- sc->new_accounted = bo->space_accounted;
- return 0;
- }
-
- if (bo->space_accounted == 0) {
- if (write_domain == RADEON_GEM_DOMAIN_VRAM)
- sizes->op_vram_write += bo->size;
- else if (write_domain == RADEON_GEM_DOMAIN_GTT)
- sizes->op_gart_write += bo->size;
- else
- sizes->op_read += bo->size;
- sc->new_accounted = (read_domains << 16) | write_domain;
- } else {
- uint16_t old_read, old_write;
-
- old_read = bo->space_accounted >> 16;
- old_write = bo->space_accounted & 0xffff;
-
- if (write_domain && (old_read & write_domain)) {
- sc->new_accounted = write_domain;
- /* moving from read to a write domain */
- if (write_domain == RADEON_GEM_DOMAIN_VRAM) {
- sizes->op_read -= bo->size;
- sizes->op_vram_write += bo->size;
- } else if (write_domain == RADEON_GEM_DOMAIN_GTT) {
- sizes->op_read -= bo->size;
- sizes->op_gart_write += bo->size;
- }
- } else if (read_domains & old_write) {
- sc->new_accounted = bo->space_accounted & 0xffff;
- } else {
- /* rewrite the domains */
- if (write_domain != old_write)
- fprintf(stderr,"WRITE DOMAIN RELOC FAILURE 0x%x %d %d\n", bo->handle, write_domain, old_write);
- if (read_domains != old_read)
- fprintf(stderr,"READ DOMAIN RELOC FAILURE 0x%x %d %d\n", bo->handle, read_domains, old_read);
- return RADEON_CS_SPACE_FLUSH;
- }
- }
- return 0;
-}
-
-static int radeon_cs_do_space_check(struct radeon_cs *cs, struct radeon_cs_space_check *new_tmp)
-{
- struct radeon_cs_manager *csm = cs->csm;
- int i;
- struct radeon_bo *bo;
- struct rad_sizes sizes;
- int ret;
-
- /* check the totals for this operation */
-
- if (cs->bo_count == 0 && !new_tmp)
- return 0;
-
- memset(&sizes, 0, sizeof(struct rad_sizes));
-
- /* prepare */
- for (i = 0; i < cs->bo_count; i++) {
- ret = radeon_cs_setup_bo(&cs->bos[i], &sizes);
- if (ret)
- return ret;
- }
-
- if (new_tmp) {
- ret = radeon_cs_setup_bo(new_tmp, &sizes);
- if (ret)
- return ret;
- }
-
- if (sizes.op_read < 0)
- sizes.op_read = 0;
-
- /* check sizes - operation first */
- if ((sizes.op_read + sizes.op_gart_write > csm->gart_limit) ||
- (sizes.op_vram_write > csm->vram_limit)) {
- return RADEON_CS_SPACE_OP_TO_BIG;
- }
-
- if (((csm->vram_write_used + sizes.op_vram_write) > csm->vram_limit) ||
- ((csm->read_used + csm->gart_write_used + sizes.op_gart_write + sizes.op_read) > csm->gart_limit)) {
- return RADEON_CS_SPACE_FLUSH;
- }
-
- csm->gart_write_used += sizes.op_gart_write;
- csm->vram_write_used += sizes.op_vram_write;
- csm->read_used += sizes.op_read;
- /* commit */
- for (i = 0; i < cs->bo_count; i++) {
- bo = cs->bos[i].bo;
- bo->space_accounted = cs->bos[i].new_accounted;
- }
- if (new_tmp)
- new_tmp->bo->space_accounted = new_tmp->new_accounted;
-
- return RADEON_CS_SPACE_OK;
-}
-
-void radeon_cs_space_add_persistent_bo(struct radeon_cs *cs, struct radeon_bo *bo, uint32_t read_domains, uint32_t write_domain)
-{
- int i;
- for (i = 0; i < cs->bo_count; i++) {
- if (cs->bos[i].bo == bo &&
- cs->bos[i].read_domains == read_domains &&
- cs->bos[i].write_domain == write_domain)
- return;
- }
- radeon_bo_ref(bo);
- i = cs->bo_count;
- cs->bos[i].bo = bo;
- cs->bos[i].read_domains = read_domains;
- cs->bos[i].write_domain = write_domain;
- cs->bos[i].new_accounted = 0;
- cs->bo_count++;
-
- assert(cs->bo_count < MAX_SPACE_BOS);
-}
-
-static int radeon_cs_check_space_internal(struct radeon_cs *cs, struct radeon_cs_space_check *tmp_bo)
-{
- int ret;
- int flushed = 0;
-
-again:
- ret = radeon_cs_do_space_check(cs, tmp_bo);
- if (ret == RADEON_CS_SPACE_OP_TO_BIG)
- return -1;
- if (ret == RADEON_CS_SPACE_FLUSH) {
- (*cs->space_flush_fn)(cs->space_flush_data);
- if (flushed)
- return -1;
- flushed = 1;
- goto again;
- }
- return 0;
-}
-
-int radeon_cs_space_check_with_bo(struct radeon_cs *cs,
- struct radeon_bo *bo,
- uint32_t read_domains, uint32_t write_domain)
-{
- struct radeon_cs_space_check temp_bo;
- int ret = 0;
-
- if (bo) {
- temp_bo.bo = bo;
- temp_bo.read_domains = read_domains;
- temp_bo.write_domain = write_domain;
- temp_bo.new_accounted = 0;
- }
-
- ret = radeon_cs_check_space_internal(cs, bo ? &temp_bo : NULL);
- return ret;
-}
-
-int radeon_cs_space_check(struct radeon_cs *cs)
-{
- return radeon_cs_check_space_internal(cs, NULL);
-}
-
-void radeon_cs_space_reset_bos(struct radeon_cs *cs)
-{
- int i;
- for (i = 0; i < cs->bo_count; i++) {
- radeon_bo_unref(cs->bos[i].bo);
- cs->bos[i].bo = NULL;
- cs->bos[i].read_domains = 0;
- cs->bos[i].write_domain = 0;
- cs->bos[i].new_accounted = 0;
- }
- cs->bo_count = 0;
-}
-
-
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