+++ /dev/null
-/*
- * Copyright © 2008 Nicolai Haehnle
- * Copyright © 2008 Jérôme Glisse
- * 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.
- */
-/*
- * Authors:
- * Aapo Tahkola <aet@rasterburn.org>
- * Nicolai Haehnle <prefect_@gmx.net>
- * Jérôme Glisse <glisse@freedesktop.org>
- */
-#include <errno.h>
-#include <unistd.h>
-#include <stdint.h>
-#include "drm.h"
-#include "radeon_drm.h"
-
-#include "radeon_bocs_wrapper.h"
-#include "radeon_common.h"
-#ifdef HAVE_LIBDRM_RADEON
-#include "radeon_cs_int.h"
-#else
-#include "radeon_cs_int_drm.h"
-#endif
-struct cs_manager_legacy {
- struct radeon_cs_manager base;
- struct radeon_context *ctx;
- /* hack for scratch stuff */
- uint32_t pending_age;
- uint32_t pending_count;
-
-
-};
-
-struct cs_reloc_legacy {
- struct radeon_cs_reloc base;
- uint32_t cindices;
- uint32_t *indices;
-};
-
-
-static struct radeon_cs_int *cs_create(struct radeon_cs_manager *csm,
- uint32_t ndw)
-{
- struct radeon_cs_int *csi;
-
- csi = (struct radeon_cs_int*)calloc(1, sizeof(struct radeon_cs_int));
- if (csi == NULL) {
- return NULL;
- }
- csi->csm = csm;
- csi->ndw = (ndw + 0x3FF) & (~0x3FF);
- csi->packets = (uint32_t*)malloc(4*csi->ndw);
- if (csi->packets == NULL) {
- free(csi);
- return NULL;
- }
- csi->relocs_total_size = 0;
- return csi;
-}
-
-static int cs_write_reloc(struct radeon_cs_int *cs,
- struct radeon_bo *bo,
- uint32_t read_domain,
- uint32_t write_domain,
- uint32_t flags)
-{
- struct cs_reloc_legacy *relocs;
- int i;
-
- relocs = (struct cs_reloc_legacy *)cs->relocs;
- /* check domains */
- if ((read_domain && write_domain) || (!read_domain && !write_domain)) {
- /* in one CS a bo can only be in read or write domain but not
- * in read & write domain at the same sime
- */
- return -EINVAL;
- }
- if (read_domain == RADEON_GEM_DOMAIN_CPU) {
- return -EINVAL;
- }
- if (write_domain == RADEON_GEM_DOMAIN_CPU) {
- return -EINVAL;
- }
- /* check if bo is already referenced */
- for(i = 0; i < cs->crelocs; i++) {
- uint32_t *indices;
-
- if (relocs[i].base.bo->handle == bo->handle) {
- /* Check domains must be in read or write. As we check already
- * checked that in argument one of the read or write domain was
- * set we only need to check that if previous reloc as the read
- * domain set then the read_domain should also be set for this
- * new relocation.
- */
- if (relocs[i].base.read_domain && !read_domain) {
- return -EINVAL;
- }
- if (relocs[i].base.write_domain && !write_domain) {
- return -EINVAL;
- }
- relocs[i].base.read_domain |= read_domain;
- relocs[i].base.write_domain |= write_domain;
- /* save indice */
- relocs[i].cindices++;
- indices = (uint32_t*)realloc(relocs[i].indices,
- relocs[i].cindices * 4);
- if (indices == NULL) {
- relocs[i].cindices -= 1;
- return -ENOMEM;
- }
- relocs[i].indices = indices;
- relocs[i].indices[relocs[i].cindices - 1] = cs->cdw - 1;
- return 0;
- }
- }
- /* add bo to reloc */
- relocs = (struct cs_reloc_legacy*)
- realloc(cs->relocs,
- sizeof(struct cs_reloc_legacy) * (cs->crelocs + 1));
- if (relocs == NULL) {
- return -ENOMEM;
- }
- cs->relocs = relocs;
- relocs[cs->crelocs].base.bo = bo;
- relocs[cs->crelocs].base.read_domain = read_domain;
- relocs[cs->crelocs].base.write_domain = write_domain;
- relocs[cs->crelocs].base.flags = flags;
- relocs[cs->crelocs].indices = (uint32_t*)malloc(4);
- if (relocs[cs->crelocs].indices == NULL) {
- return -ENOMEM;
- }
- relocs[cs->crelocs].indices[0] = cs->cdw - 1;
- relocs[cs->crelocs].cindices = 1;
- cs->relocs_total_size += radeon_bo_legacy_relocs_size(bo);
- cs->crelocs++;
- radeon_bo_ref(bo);
- return 0;
-}
-
-static int cs_begin(struct radeon_cs_int *cs,
- uint32_t ndw,
- const char *file,
- const char *func,
- int line)
-{
- if (cs->section_ndw) {
- fprintf(stderr, "CS already in a section(%s,%s,%d)\n",
- cs->section_file, cs->section_func, cs->section_line);
- fprintf(stderr, "CS can't start section(%s,%s,%d)\n",
- file, func, line);
- return -EPIPE;
- }
- cs->section_ndw = ndw;
- cs->section_cdw = 0;
- cs->section_file = file;
- cs->section_func = func;
- cs->section_line = line;
-
-
- if (cs->cdw + ndw > cs->ndw) {
- uint32_t tmp, *ptr;
-
- tmp = (cs->cdw + ndw + 0x3ff) & (~0x3ff);
- ptr = (uint32_t*)realloc(cs->packets, 4 * tmp);
- if (ptr == NULL) {
- return -ENOMEM;
- }
- cs->packets = ptr;
- cs->ndw = tmp;
- }
-
- return 0;
-}
-
-static int cs_end(struct radeon_cs_int *cs,
- const char *file,
- const char *func,
- int line)
-
-{
- if (!cs->section_ndw) {
- fprintf(stderr, "CS no section to end at (%s,%s,%d)\n",
- file, func, line);
- return -EPIPE;
- }
- if (cs->section_ndw != cs->section_cdw) {
- fprintf(stderr, "CS section size missmatch start at (%s,%s,%d) %d vs %d\n",
- cs->section_file, cs->section_func, cs->section_line, cs->section_ndw, cs->section_cdw);
- fprintf(stderr, "CS section end at (%s,%s,%d)\n",
- file, func, line);
- return -EPIPE;
- }
- cs->section_ndw = 0;
-
- return 0;
-}
-
-static int cs_process_relocs(struct radeon_cs_int *cs)
-{
- struct cs_reloc_legacy *relocs;
- int i, j, r;
-
- relocs = (struct cs_reloc_legacy *)cs->relocs;
-restart:
- for (i = 0; i < cs->crelocs; i++)
- {
- for (j = 0; j < relocs[i].cindices; j++)
- {
- uint32_t soffset, eoffset;
-
- r = radeon_bo_legacy_validate(relocs[i].base.bo,
- &soffset, &eoffset);
- if (r == -EAGAIN)
- {
- goto restart;
- }
- if (r)
- {
- fprintf(stderr, "validated %p [0x%08X, 0x%08X]\n",
- relocs[i].base.bo, soffset, eoffset);
- return r;
- }
- cs->packets[relocs[i].indices[j]] += soffset;
- if (cs->packets[relocs[i].indices[j]] >= eoffset)
- {
- /* radeon_bo_debug(relocs[i].base.bo, 12); */
- fprintf(stderr, "validated %p [0x%08X, 0x%08X]\n",
- relocs[i].base.bo, soffset, eoffset);
- fprintf(stderr, "above end: %p 0x%08X 0x%08X\n",
- relocs[i].base.bo,
- cs->packets[relocs[i].indices[j]],
- eoffset);
- exit(0);
- return -EINVAL;
- }
- }
- }
- return 0;
-}
-
-static int cs_set_age(struct radeon_cs_int *cs)
-{
- struct cs_manager_legacy *csm = (struct cs_manager_legacy*)cs->csm;
- struct cs_reloc_legacy *relocs;
- int i;
-
- relocs = (struct cs_reloc_legacy *)cs->relocs;
- for (i = 0; i < cs->crelocs; i++) {
- radeon_bo_legacy_pending(relocs[i].base.bo, csm->pending_age);
- radeon_bo_unref(relocs[i].base.bo);
- }
- return 0;
-}
-
-static int cs_emit(struct radeon_cs_int *cs)
-{
- struct cs_manager_legacy *csm = (struct cs_manager_legacy*)cs->csm;
- drm_radeon_cmd_buffer_t cmd;
- drm_r300_cmd_header_t age;
- uint64_t ull;
- int r;
-
- csm->ctx->vtbl.emit_cs_header((struct radeon_cs *)cs, csm->ctx);
-
- /* append buffer age */
- if ( IS_R300_CLASS(csm->ctx->radeonScreen) )
- {
- age.scratch.cmd_type = R300_CMD_SCRATCH;
- /* Scratch register 2 corresponds to what radeonGetAge polls */
- csm->pending_age = 0;
- csm->pending_count = 1;
- ull = (uint64_t) (intptr_t) &csm->pending_age;
- age.scratch.reg = 2;
- age.scratch.n_bufs = 1;
- age.scratch.flags = 0;
- radeon_cs_write_dword((struct radeon_cs *)cs, age.u);
- radeon_cs_write_qword((struct radeon_cs *)cs, ull);
- radeon_cs_write_dword((struct radeon_cs *)cs, 0);
- }
-
- r = cs_process_relocs(cs);
- if (r) {
- return 0;
- }
-
- cmd.buf = (char *)cs->packets;
- cmd.bufsz = cs->cdw * 4;
- if (csm->ctx->state.scissor.enabled) {
- cmd.nbox = csm->ctx->state.scissor.numClipRects;
- cmd.boxes = (drm_clip_rect_t *) csm->ctx->state.scissor.pClipRects;
- } else {
- cmd.nbox = csm->ctx->numClipRects;
- cmd.boxes = (drm_clip_rect_t *) csm->ctx->pClipRects;
- }
-
- //dump_cmdbuf(cs);
-
- r = drmCommandWrite(cs->csm->fd, DRM_RADEON_CMDBUF, &cmd, sizeof(cmd));
- if (r) {
- return r;
- }
- if ((!IS_R300_CLASS(csm->ctx->radeonScreen)) &&
- (!IS_R600_CLASS(csm->ctx->radeonScreen))) { /* +r6/r7 : No irq for r6/r7 yet. */
- drm_radeon_irq_emit_t emit_cmd;
- emit_cmd.irq_seq = (int*)&csm->pending_age;
- r = drmCommandWriteRead(cs->csm->fd, DRM_RADEON_IRQ_EMIT, &emit_cmd, sizeof(emit_cmd));
- if (r) {
- return r;
- }
- }
- cs_set_age(cs);
-
- cs->csm->read_used = 0;
- cs->csm->vram_write_used = 0;
- cs->csm->gart_write_used = 0;
- return 0;
-}
-
-static void inline cs_free_reloc(void *relocs_p, int crelocs)
-{
- struct cs_reloc_legacy *relocs = relocs_p;
- int i;
- if (!relocs_p)
- return;
- for (i = 0; i < crelocs; i++)
- free(relocs[i].indices);
-}
-
-static int cs_destroy(struct radeon_cs_int *cs)
-{
- cs_free_reloc(cs->relocs, cs->crelocs);
- free(cs->relocs);
- free(cs->packets);
- free(cs);
- return 0;
-}
-
-static int cs_erase(struct radeon_cs_int *cs)
-{
- cs_free_reloc(cs->relocs, cs->crelocs);
- free(cs->relocs);
- cs->relocs_total_size = 0;
- cs->relocs = NULL;
- cs->crelocs = 0;
- cs->cdw = 0;
- cs->section_ndw = 0;
- return 0;
-}
-
-static int cs_need_flush(struct radeon_cs_int *cs)
-{
- /* this function used to flush when the BO usage got to
- * a certain size, now the higher levels handle this better */
- return 0;
-}
-
-static void cs_print(struct radeon_cs_int *cs, FILE *file)
-{
-}
-
-static struct radeon_cs_funcs radeon_cs_legacy_funcs = {
- cs_create,
- cs_write_reloc,
- cs_begin,
- cs_end,
- cs_emit,
- cs_destroy,
- cs_erase,
- cs_need_flush,
- cs_print,
-};
-
-struct radeon_cs_manager *radeon_cs_manager_legacy_ctor(struct radeon_context *ctx)
-{
- struct cs_manager_legacy *csm;
-
- csm = (struct cs_manager_legacy*)
- calloc(1, sizeof(struct cs_manager_legacy));
- if (csm == NULL) {
- return NULL;
- }
- csm->base.funcs = &radeon_cs_legacy_funcs;
- csm->base.fd = ctx->dri.fd;
- csm->ctx = ctx;
- csm->pending_age = 1;
- return (struct radeon_cs_manager*)csm;
-}
-
-void radeon_cs_manager_legacy_dtor(struct radeon_cs_manager *csm)
-{
- free(csm);
-}
-
projects / mesa.git / commitdiff