src/mesa/drivers/dri/i965/gen8_disable.c

   1 /*
   2  * Copyright © 2011 Intel Corporation
   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 (including the next
  12  * paragraph) shall be included in all copies or substantial portions of the
  13  * Software.
  14  *
  15  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  16  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  17  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  18  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  19  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  20  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
  21  * IN THE SOFTWARE.
  22  */
  23
  24 #include "brw_context.h"
  25 #include "brw_state.h"
  26 #include "brw_defines.h"
  27 #include "intel_batchbuffer.h"
  28
  29 static void
  30 disable_stages(struct brw_context *brw)
  31 {
  32    BEGIN_BATCH(5);
  33    OUT_BATCH(_3DSTATE_WM_HZ_OP << 16 | (5 - 2));
  34    OUT_BATCH(0);
  35    OUT_BATCH(0);
  36    OUT_BATCH(0);
  37    OUT_BATCH(0);
  38    ADVANCE_BATCH();
  39
  40    BEGIN_BATCH(2);
  41    OUT_BATCH(_3DSTATE_WM_CHROMAKEY << 16 | (2 - 2));
  42    OUT_BATCH(0);
  43    ADVANCE_BATCH();
  44 }
  45
  46 const struct brw_tracked_state gen8_disable_stages = {
  47    .dirty = {
  48       .mesa  = 0,
  49       .brw   = BRW_NEW_CONTEXT,
  50    },
  51    .emit = disable_stages,
  52 };