src/mesa/drivers/dri/r600/evergreen_context.c

   1 /*
   2  * Copyright (C) 2008-2010  Advanced Micro Devices, Inc.
   3  *
   4  * Permission is hereby granted, free of charge, to any person obtaining a
   5  * copy of this software and associated documentation files (the "Software"),
   6  * to deal in the Software without restriction, including without limitation
   7  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
   8  * and/or sell copies of the Software, and to permit persons to whom the
   9  * Software is furnished to do so, subject to the following conditions:
  10  *
  11  * The above copyright notice and this permission notice shall be included
  12  * in all copies or substantial portions of the Software.
  13  *
  14  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
  15  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  16  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  17  * THE COPYRIGHT HOLDER(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
  18  * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
  19  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  20  */
  21
  22 /*
  23  * Authors:
  24  *   Richard Li <RichardZ.Li@amd.com>, <richardradeon@gmail.com>
  25  */
  26
  27 #include "main/glheader.h"
  28 #include "main/api_arrayelt.h"
  29 #include "main/context.h"
  30 #include "main/simple_list.h"
  31 #include "main/imports.h"
  32 #include "main/bufferobj.h"
  33 #include "main/texobj.h"
  34
  35 #include "radeon_common_context.h"
  36 #include "evergreen_context.h"
  37 #include "evergreen_state.h"
  38 #include "evergreen_blit.h"
  39 #include "r600_cmdbuf.h"
  40 #include "radeon_queryobj.h"
  41
  42 static void evergreen_get_lock(radeonContextPtr rmesa)
  43 {
  44         drm_radeon_sarea_t *sarea = rmesa->sarea;
  45
  46         if (sarea->ctx_owner != rmesa->dri.hwContext) {
  47                 sarea->ctx_owner = rmesa->dri.hwContext;
  48                 if (!rmesa->radeonScreen->kernel_mm)
  49                         radeon_bo_legacy_texture_age(rmesa->radeonScreen->bom);
  50         }
  51 }
  52
  53 static void evergreen_vtbl_emit_cs_header(struct radeon_cs *cs, radeonContextPtr rmesa)
  54 {
  55     /* please flush pipe do all pending work */
  56     /* to be enabled */
  57 }
  58
  59 static void evergreen_vtbl_pre_emit_atoms(radeonContextPtr radeon)
  60 {
  61         r700Start3D((context_t *)radeon);
  62 }
  63
  64 static void evergreen_fallback(struct gl_context *ctx, GLuint bit, GLboolean mode)
  65 {
  66         context_t *context = EVERGREEN_CONTEXT(ctx);
  67         if (mode)
  68                 context->radeon.Fallback |= bit;
  69         else
  70                 context->radeon.Fallback &= ~bit;
  71 }
  72
  73 static void evergreen_emit_query_finish(radeonContextPtr radeon)
  74 {
  75         context_t *context = (context_t*) radeon;
  76         BATCH_LOCALS(&context->radeon);
  77
  78         struct radeon_query_object *query = radeon->query.current;
  79
  80         BEGIN_BATCH_NO_AUTOSTATE(4 + 2);
  81         R600_OUT_BATCH(CP_PACKET3(R600_IT_EVENT_WRITE, 2));
  82         R600_OUT_BATCH(R600_EVENT_TYPE(ZPASS_DONE) | R600_EVENT_INDEX(1));
  83         R600_OUT_BATCH(query->curr_offset + 8); /* hw writes qwords */
  84         R600_OUT_BATCH(0x00000000);
  85         R600_OUT_BATCH_RELOC(VGT_EVENT_INITIATOR, query->bo, 0, 0, RADEON_GEM_DOMAIN_GTT, 0);
  86         END_BATCH();
  87         assert(query->curr_offset < RADEON_QUERY_PAGE_SIZE);
  88         query->emitted_begin = GL_FALSE;
  89 }
  90
  91 void evergreen_init_vtbl(radeonContextPtr radeon)
  92 {
  93         radeon->vtbl.get_lock = evergreen_get_lock;
  94         radeon->vtbl.update_viewport_offset = evergreenUpdateViewportOffset;
  95         radeon->vtbl.emit_cs_header = evergreen_vtbl_emit_cs_header;
  96         radeon->vtbl.swtcl_flush = NULL;
  97         radeon->vtbl.pre_emit_atoms = evergreen_vtbl_pre_emit_atoms;
  98         radeon->vtbl.fallback = evergreen_fallback;
  99         radeon->vtbl.emit_query_finish = evergreen_emit_query_finish;
 100         radeon->vtbl.check_blit = evergreen_check_blit;
 101         radeon->vtbl.blit = evergreen_blit;
 102         radeon->vtbl.is_format_renderable = r600IsFormatRenderable;
 103 }
 104
 105
 106