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/*
* Copyright © 2009 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.
*
* Authors:
* Eric Anholt <eric@anholt.net>
*
*/
#include "brw_context.h"
#include "brw_state.h"
#include "brw_defines.h"
#include "intel_batchbuffer.h"
static void
upload_gs_state(struct brw_context *brw)
{
struct intel_context *intel = &brw->intel;
/* Disable all the constant buffers. */
BEGIN_BATCH(5);
OUT_BATCH(_3DSTATE_CONSTANT_GS << 16 | (5 - 2));
OUT_BATCH(0);
OUT_BATCH(0);
OUT_BATCH(0);
OUT_BATCH(0);
ADVANCE_BATCH();
if (brw->gs.prog_bo) {
BEGIN_BATCH(7);
OUT_BATCH(_3DSTATE_GS << 16 | (7 - 2));
OUT_RELOC(brw->gs.prog_bo, I915_GEM_DOMAIN_INSTRUCTION, 0, 0);
OUT_BATCH(GEN6_GS_SPF_MODE |
(0 << GEN6_GS_SAMPLER_COUNT_SHIFT) |
(0 << GEN6_GS_BINDING_TABLE_ENTRY_COUNT_SHIFT));
OUT_BATCH(0); /* scratch space base offset */
OUT_BATCH((1 << GEN6_GS_DISPATCH_START_GRF_SHIFT) |
(brw->gs.prog_data->urb_read_length << GEN6_GS_URB_READ_LENGTH_SHIFT) |
(0 << GEN6_GS_URB_ENTRY_READ_OFFSET_SHIFT));
OUT_BATCH((0 << GEN6_GS_MAX_THREADS_SHIFT) |
GEN6_GS_STATISTICS_ENABLE |
GEN6_GS_RENDERING_ENABLE);
OUT_BATCH(GEN6_GS_ENABLE);
ADVANCE_BATCH();
} else {
BEGIN_BATCH(7);
OUT_BATCH(_3DSTATE_GS << 16 | (7 - 2));
OUT_BATCH(0); /* prog_bo */
OUT_BATCH((0 << GEN6_GS_SAMPLER_COUNT_SHIFT) |
(0 << GEN6_GS_BINDING_TABLE_ENTRY_COUNT_SHIFT));
OUT_BATCH(0); /* scratch space base offset */
OUT_BATCH((1 << GEN6_GS_DISPATCH_START_GRF_SHIFT) |
(0 << GEN6_GS_URB_READ_LENGTH_SHIFT) |
(0 << GEN6_GS_URB_ENTRY_READ_OFFSET_SHIFT));
OUT_BATCH((0 << GEN6_GS_MAX_THREADS_SHIFT) |
GEN6_GS_STATISTICS_ENABLE |
GEN6_GS_RENDERING_ENABLE);
OUT_BATCH(0);
ADVANCE_BATCH();
}
}
const struct brw_tracked_state gen6_gs_state = {
.dirty = {
.mesa = _NEW_TRANSFORM,
.brw = (BRW_NEW_CURBE_OFFSETS |
BRW_NEW_URB_FENCE |
BRW_NEW_CONTEXT),
.cache = CACHE_NEW_GS_PROG
},
.emit = upload_gs_state,
};
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