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/*
* Copyright © 2014 Intel Corporation
*
* 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, sublicense,
* 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 above copyright notice and this permission notice (including the next
* paragraph) shall be included in all copies or substantial portions of the
* Software.
*
* 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 NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS 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.
*/
#include "brw_context.h"
#include "brw_state.h"
#include "brw_defines.h"
#include "intel_batchbuffer.h"
static void
gen8_upload_ds_state(struct brw_context *brw)
{
/* Disable the DS Unit */
BEGIN_BATCH(11);
OUT_BATCH(_3DSTATE_CONSTANT_DS << 16 | (11 - 2));
OUT_BATCH(0);
OUT_BATCH(0);
OUT_BATCH(0);
OUT_BATCH(0);
OUT_BATCH(0);
OUT_BATCH(0);
OUT_BATCH(0);
OUT_BATCH(0);
OUT_BATCH(0);
OUT_BATCH(0);
ADVANCE_BATCH();
int ds_pkt_len = brw->gen >= 9 ? 11 : 9;
BEGIN_BATCH(ds_pkt_len);
OUT_BATCH(_3DSTATE_DS << 16 | (ds_pkt_len - 2));
for (int i = 0; i < ds_pkt_len - 1; i++)
OUT_BATCH(0);
ADVANCE_BATCH();
BEGIN_BATCH(2);
OUT_BATCH(_3DSTATE_BINDING_TABLE_POINTERS_DS << 16 | (2 - 2));
OUT_BATCH(brw->hw_bt_pool.next_offset);
ADVANCE_BATCH();
}
const struct brw_tracked_state gen8_ds_state = {
.dirty = {
.mesa = 0,
.brw = BRW_NEW_CONTEXT,
},
.emit = gen8_upload_ds_state,
};
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