305 lines
10 KiB
C
305 lines
10 KiB
C
/*
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* Copyright © 2012 Intel Corporation
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*
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* Authors:
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* Chris Wilson <chris@chris-wilson.co.uk>
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*
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*/
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include "sna.h"
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#include "sna_render.h"
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#include "sna_render_inline.h"
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#include "gen4_vertex.h"
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void gen4_vertex_flush(struct sna *sna)
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{
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DBG(("%s[%x] = %d\n", __FUNCTION__,
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4*sna->render.vertex_offset,
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sna->render.vertex_index - sna->render.vertex_start));
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assert(sna->render.vertex_offset);
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assert(sna->render.vertex_index > sna->render.vertex_start);
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sna->kgem.batch[sna->render.vertex_offset] =
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sna->render.vertex_index - sna->render.vertex_start;
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sna->render.vertex_offset = 0;
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}
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int gen4_vertex_finish(struct sna *sna)
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{
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struct kgem_bo *bo;
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unsigned int i;
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unsigned hint, size;
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DBG(("%s: used=%d / %d\n", __FUNCTION__,
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sna->render.vertex_used, sna->render.vertex_size));
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assert(sna->render.vertex_offset == 0);
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assert(sna->render.vertex_used);
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sna_vertex_wait__locked(&sna->render);
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/* Note: we only need dword alignment (currently) */
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bo = sna->render.vbo;
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if (bo) {
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for (i = 0; i < sna->render.nvertex_reloc; i++) {
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DBG(("%s: reloc[%d] = %d\n", __FUNCTION__,
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i, sna->render.vertex_reloc[i]));
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sna->kgem.batch[sna->render.vertex_reloc[i]] =
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kgem_add_reloc(&sna->kgem,
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sna->render.vertex_reloc[i], bo,
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I915_GEM_DOMAIN_VERTEX << 16,
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0);
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}
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assert(!sna->render.active);
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sna->render.nvertex_reloc = 0;
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sna->render.vertex_used = 0;
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sna->render.vertex_index = 0;
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sna->render.vbo = NULL;
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sna->render.vb_id = 0;
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kgem_bo_destroy(&sna->kgem, bo);
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}
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hint = CREATE_GTT_MAP;
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if (bo)
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hint |= CREATE_CACHED | CREATE_NO_THROTTLE;
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size = 256*1024;
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assert(!sna->render.active);
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sna->render.vertices = NULL;
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sna->render.vbo = kgem_create_linear(&sna->kgem, size, hint);
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while (sna->render.vbo == NULL && size > 16*1024) {
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size /= 2;
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sna->render.vbo = kgem_create_linear(&sna->kgem, size, hint);
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}
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if (sna->render.vbo == NULL)
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sna->render.vbo = kgem_create_linear(&sna->kgem,
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256*1024, CREATE_GTT_MAP);
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if (sna->render.vbo)
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sna->render.vertices = kgem_bo_map(&sna->kgem, sna->render.vbo);
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if (sna->render.vertices == NULL) {
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if (sna->render.vbo) {
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kgem_bo_destroy(&sna->kgem, sna->render.vbo);
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sna->render.vbo = NULL;
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}
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sna->render.vertices = sna->render.vertex_data;
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sna->render.vertex_size = ARRAY_SIZE(sna->render.vertex_data);
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return 0;
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}
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if (sna->render.vertex_used) {
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DBG(("%s: copying initial buffer x %d to handle=%d\n",
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__FUNCTION__,
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sna->render.vertex_used,
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sna->render.vbo->handle));
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assert(sizeof(float)*sna->render.vertex_used <=
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__kgem_bo_size(sna->render.vbo));
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memcpy(sna->render.vertices,
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sna->render.vertex_data,
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sizeof(float)*sna->render.vertex_used);
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}
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size = __kgem_bo_size(sna->render.vbo)/4;
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if (size >= UINT16_MAX)
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size = UINT16_MAX - 1;
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DBG(("%s: create vbo handle=%d, size=%d\n",
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__FUNCTION__, sna->render.vbo->handle, size));
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sna->render.vertex_size = size;
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return sna->render.vertex_size - sna->render.vertex_used;
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}
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void gen4_vertex_close(struct sna *sna)
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{
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struct kgem_bo *bo, *free_bo = NULL;
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unsigned int i, delta = 0;
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assert(sna->render.vertex_offset == 0);
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if (!sna->render.vb_id)
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return;
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DBG(("%s: used=%d, vbo active? %d, vb=%x, nreloc=%d\n",
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__FUNCTION__, sna->render.vertex_used, sna->render.vbo ? sna->render.vbo->handle : 0,
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sna->render.vb_id, sna->render.nvertex_reloc));
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assert(!sna->render.active);
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bo = sna->render.vbo;
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if (bo) {
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if (sna->render.vertex_size - sna->render.vertex_used < 64) {
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DBG(("%s: discarding vbo (full), handle=%d\n", __FUNCTION__, sna->render.vbo->handle));
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sna->render.vbo = NULL;
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sna->render.vertices = sna->render.vertex_data;
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sna->render.vertex_size = ARRAY_SIZE(sna->render.vertex_data);
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free_bo = bo;
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} else if (IS_CPU_MAP(bo->map) && !sna->kgem.has_llc) {
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DBG(("%s: converting CPU map to GTT\n", __FUNCTION__));
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sna->render.vertices =
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kgem_bo_map__gtt(&sna->kgem, sna->render.vbo);
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if (sna->render.vertices == NULL) {
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sna->render.vbo = NULL;
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sna->render.vertices = sna->render.vertex_data;
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sna->render.vertex_size = ARRAY_SIZE(sna->render.vertex_data);
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free_bo = bo;
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}
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}
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} else {
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if (sna->kgem.nbatch + sna->render.vertex_used <= sna->kgem.surface) {
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DBG(("%s: copy to batch: %d @ %d\n", __FUNCTION__,
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sna->render.vertex_used, sna->kgem.nbatch));
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memcpy(sna->kgem.batch + sna->kgem.nbatch,
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sna->render.vertex_data,
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sna->render.vertex_used * 4);
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delta = sna->kgem.nbatch * 4;
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bo = NULL;
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sna->kgem.nbatch += sna->render.vertex_used;
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} else {
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bo = kgem_create_linear(&sna->kgem,
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4*sna->render.vertex_used,
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CREATE_NO_THROTTLE);
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if (bo && !kgem_bo_write(&sna->kgem, bo,
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sna->render.vertex_data,
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4*sna->render.vertex_used)) {
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kgem_bo_destroy(&sna->kgem, bo);
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bo = NULL;
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}
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DBG(("%s: new vbo: %d\n", __FUNCTION__,
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sna->render.vertex_used));
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free_bo = bo;
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}
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}
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assert(sna->render.nvertex_reloc);
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for (i = 0; i < sna->render.nvertex_reloc; i++) {
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DBG(("%s: reloc[%d] = %d\n", __FUNCTION__,
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i, sna->render.vertex_reloc[i]));
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sna->kgem.batch[sna->render.vertex_reloc[i]] =
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kgem_add_reloc(&sna->kgem,
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sna->render.vertex_reloc[i], bo,
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I915_GEM_DOMAIN_VERTEX << 16,
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delta);
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}
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sna->render.nvertex_reloc = 0;
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sna->render.vb_id = 0;
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if (sna->render.vbo == NULL) {
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assert(!sna->render.active);
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sna->render.vertex_used = 0;
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sna->render.vertex_index = 0;
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assert(sna->render.vertices == sna->render.vertex_data);
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assert(sna->render.vertex_size == ARRAY_SIZE(sna->render.vertex_data));
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}
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if (free_bo)
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kgem_bo_destroy(&sna->kgem, free_bo);
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}
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fastcall static void
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emit_primitive_identity_source_mask(struct sna *sna,
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const struct sna_composite_op *op,
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const struct sna_composite_rectangles *r)
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{
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union {
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struct sna_coordinate p;
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float f;
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} dst;
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float src_x, src_y;
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float msk_x, msk_y;
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float w, h;
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float *v;
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src_x = r->src.x + op->src.offset[0];
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src_y = r->src.y + op->src.offset[1];
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msk_x = r->mask.x + op->mask.offset[0];
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msk_y = r->mask.y + op->mask.offset[1];
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w = r->width;
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h = r->height;
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assert(op->floats_per_rect == 15);
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assert((sna->render.vertex_used % 5) == 0);
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v = sna->render.vertices + sna->render.vertex_used;
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sna->render.vertex_used += 15;
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dst.p.x = r->dst.x + r->width;
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dst.p.y = r->dst.y + r->height;
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v[0] = dst.f;
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v[1] = (src_x + w) * op->src.scale[0];
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v[2] = (src_y + h) * op->src.scale[1];
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v[3] = (msk_x + w) * op->mask.scale[0];
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v[4] = (msk_y + h) * op->mask.scale[1];
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dst.p.x = r->dst.x;
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v[5] = dst.f;
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v[6] = src_x * op->src.scale[0];
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v[7] = v[2];
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v[8] = msk_x * op->mask.scale[0];
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v[9] = v[4];
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dst.p.y = r->dst.y;
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v[10] = dst.f;
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v[11] = v[6];
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v[12] = src_y * op->src.scale[1];
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v[13] = v[8];
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v[14] = msk_y * op->mask.scale[1];
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}
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unsigned gen4_choose_composite_emitter(struct sna_composite_op *tmp)
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{
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unsigned vb;
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if (tmp->mask.bo) {
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if (tmp->mask.transform == NULL) {
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if (tmp->src.is_solid) {
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DBG(("%s: solid, identity mask\n", __FUNCTION__));
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} else if (tmp->src.is_linear) {
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DBG(("%s: linear, identity mask\n", __FUNCTION__));
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} else if (tmp->src.transform == NULL) {
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DBG(("%s: identity source, identity mask\n", __FUNCTION__));
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tmp->prim_emit = emit_primitive_identity_source_mask;
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tmp->floats_per_vertex = 5;
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vb = 2 << 2 | 2;
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} else if (tmp->src.is_affine) {
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DBG(("%s: simple src, identity mask\n", __FUNCTION__));
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} else {
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DBG(("%s: projective source, identity mask\n", __FUNCTION__));
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}
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} else {
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DBG(("%s: general mask: floats-per-vertex=%d, vb=%x\n",
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__FUNCTION__,tmp->floats_per_vertex, vb));
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}
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} else {
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}
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tmp->floats_per_rect = 3 * tmp->floats_per_vertex;
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return vb;
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}
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