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i965: Initial Ivybridge VS state.

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Copied from gen6_vs_state.c; reuses create_vs_constant_bo from there.

The 3DSTATE_VS command is identical but 3DSTATE_CONSTANT_VS is not.

Signed-off-by: Kenneth Graunke <kenneth@whitecape.org>
Reviewed-by: Eric Anholt <eric@anholt.net>
This commit is contained in:
Kenneth Graunke 2011-04-09 01:16:06 -07:00
parent 18402fbf79
commit 6b2010df7d
4 changed files with 96 additions and 1 deletions
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1
src/mesa/drivers/dri/i965/Makefile
View file

@ -102,6 +102,7 @@ DRIVER_SOURCES = \
gen7_sf_state.c \
gen7_urb.c \
gen7_viewport_state.c \
gen7_vs_state.c \
gen7_wm_state.c
C_SOURCES = \

1
src/mesa/drivers/dri/i965/brw_state.h
View file

@ -122,6 +122,7 @@ extern const struct brw_tracked_state gen7_sf_clip_viewport;
extern const struct brw_tracked_state gen7_sf_clip_viewport_state_pointer;
extern const struct brw_tracked_state gen7_sf_state;
extern const struct brw_tracked_state gen7_urb;
extern const struct brw_tracked_state gen7_vs_state;
extern const struct brw_tracked_state gen7_wm_constants;
extern const struct brw_tracked_state gen7_wm_state;

2
src/mesa/drivers/dri/i965/brw_state_upload.c
View file

@ -210,7 +210,7 @@ const struct brw_tracked_state *gen7_atoms[] =
&brw_wm_samplers,
&gen6_sampler_state,
&gen6_vs_state,
&gen7_vs_state,
&gen6_gs_state,
&gen7_clip_state,
&gen7_sbe_state,

93
src/mesa/drivers/dri/i965/gen7_vs_state.c Normal file
View file

@ -0,0 +1,93 @@
/*
* Copyright © 2011 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 "brw_util.h"
#include "program/prog_parameter.h"
#include "program/prog_statevars.h"
#include "intel_batchbuffer.h"
static void
upload_vs_state(struct brw_context *brw)
{
struct intel_context *intel = &brw->intel;
struct gl_context *ctx = &intel->ctx;
if (brw->vs.push_const_size == 0) {
/* Disable the push constant buffers. */
BEGIN_BATCH(7);
OUT_BATCH(_3DSTATE_CONSTANT_VS << 16 | (7 - 2));
OUT_BATCH(0);
OUT_BATCH(0);
OUT_BATCH(0);
OUT_BATCH(0);
OUT_BATCH(0);
OUT_BATCH(0);
ADVANCE_BATCH();
} else {
BEGIN_BATCH(7);
OUT_BATCH(_3DSTATE_CONSTANT_VS << 16 | (7 - 2));
OUT_BATCH(brw->vs.push_const_size);
OUT_BATCH(0);
/* Pointer to the VS constant buffer. Covered by the set of
* state flags from gen6_prepare_wm_contants
*/
OUT_BATCH(brw->vs.push_const_offset);
OUT_BATCH(0);
OUT_BATCH(0);
OUT_BATCH(0);
ADVANCE_BATCH();
}
BEGIN_BATCH(6);
OUT_BATCH(_3DSTATE_VS << 16 | (6 - 2));
OUT_RELOC(brw->vs.prog_bo, I915_GEM_DOMAIN_INSTRUCTION, 0, 0);
OUT_BATCH((0 << GEN6_VS_SAMPLER_COUNT_SHIFT) |
GEN6_VS_FLOATING_POINT_MODE_ALT |
(brw->vs.nr_surfaces << GEN6_VS_BINDING_TABLE_ENTRY_COUNT_SHIFT));
OUT_BATCH(0); /* scratch space base offset */
OUT_BATCH((1 << GEN6_VS_DISPATCH_START_GRF_SHIFT) |
(brw->vs.prog_data->urb_read_length << GEN6_VS_URB_READ_LENGTH_SHIFT) |
(0 << GEN6_VS_URB_ENTRY_READ_OFFSET_SHIFT));
OUT_BATCH(((brw->vs_max_threads - 1) << GEN6_VS_MAX_THREADS_SHIFT) |
GEN6_VS_STATISTICS_ENABLE |
GEN6_VS_ENABLE);
ADVANCE_BATCH();
}
const struct brw_tracked_state gen7_vs_state = {
.dirty = {
.mesa = _NEW_TRANSFORM | _NEW_PROGRAM_CONSTANTS,
.brw = (BRW_NEW_CURBE_OFFSETS |
BRW_NEW_NR_VS_SURFACES |
BRW_NEW_URB_FENCE |
BRW_NEW_CONTEXT |
BRW_NEW_VERTEX_PROGRAM |
BRW_NEW_BATCH),
.cache = CACHE_NEW_VS_PROG
},
.emit = upload_vs_state,
};