142542f5fSchristos/*
242542f5fSchristos * Copyright © 2011-2013 Intel Corporation
342542f5fSchristos *
442542f5fSchristos * Permission is hereby granted, free of charge, to any person obtaining a
542542f5fSchristos * copy of this software and associated documentation files (the "Software"),
642542f5fSchristos * to deal in the Software without restriction, including without limitation
742542f5fSchristos * the rights to use, copy, modify, merge, publish, distribute, sublicense,
842542f5fSchristos * and/or sell copies of the Software, and to permit persons to whom the
942542f5fSchristos * Software is furnished to do so, subject to the following conditions:
1042542f5fSchristos *
1142542f5fSchristos * The above copyright notice and this permission notice (including the next
1242542f5fSchristos * paragraph) shall be included in all copies or substantial portions of the
1342542f5fSchristos * Software.
1442542f5fSchristos *
1542542f5fSchristos * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
1642542f5fSchristos * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
1742542f5fSchristos * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
1842542f5fSchristos * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
1942542f5fSchristos * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
2042542f5fSchristos * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
2142542f5fSchristos * SOFTWARE.
2242542f5fSchristos *
2342542f5fSchristos * Authors:
2442542f5fSchristos *    Chris Wilson <chris@chris-wilson.co.uk>
2542542f5fSchristos *
2642542f5fSchristos */
2742542f5fSchristos
2842542f5fSchristos#ifdef HAVE_CONFIG_H
2942542f5fSchristos#include "config.h"
3042542f5fSchristos#endif
3142542f5fSchristos
3242542f5fSchristos#include "gen6_common.h"
3342542f5fSchristos#include "gen4_vertex.h"
3442542f5fSchristos
3542542f5fSchristosvoid
3642542f5fSchristosgen6_render_context_switch(struct kgem *kgem,
3742542f5fSchristos			   int new_mode)
3842542f5fSchristos{
3942542f5fSchristos	if (kgem->nbatch) {
4042542f5fSchristos		DBG(("%s: from %d to %d, submit batch\n", __FUNCTION__, kgem->mode, new_mode));
4142542f5fSchristos		_kgem_submit(kgem);
4242542f5fSchristos	}
4342542f5fSchristos
4442542f5fSchristos	if (kgem->nexec) {
4542542f5fSchristos		DBG(("%s: from %d to %d, reset incomplete batch\n", __FUNCTION__, kgem->mode, new_mode));
4642542f5fSchristos		kgem_reset(kgem);
4742542f5fSchristos	}
4842542f5fSchristos
4942542f5fSchristos	assert(kgem->nbatch == 0);
5042542f5fSchristos	assert(kgem->nreloc == 0);
5142542f5fSchristos	assert(kgem->nexec == 0);
5242542f5fSchristos
5342542f5fSchristos	kgem->ring = new_mode;
5442542f5fSchristos}
5542542f5fSchristos
5642542f5fSchristosvoid gen6_render_retire(struct kgem *kgem)
5742542f5fSchristos{
5842542f5fSchristos	struct sna *sna;
5942542f5fSchristos
6042542f5fSchristos	if (kgem->ring && (kgem->has_semaphores || !kgem->need_retire))
6142542f5fSchristos		kgem->ring = kgem->mode;
6242542f5fSchristos
6342542f5fSchristos	sna = container_of(kgem, struct sna, kgem);
6442542f5fSchristos	if (sna->render.nvertex_reloc == 0 &&
6542542f5fSchristos	    sna->render.vbo &&
6642542f5fSchristos	    !kgem_bo_is_busy(sna->render.vbo)) {
6742542f5fSchristos		DBG(("%s: resetting idle vbo\n", __FUNCTION__));
6842542f5fSchristos		sna->render.vertex_used = 0;
6942542f5fSchristos		sna->render.vertex_index = 0;
7042542f5fSchristos	}
7142542f5fSchristos}
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