2 * Copyright © 2011 Intel Corporation
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:
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
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
24 #include "brw_context.h"
25 #include "brw_state.h"
26 #include "brw_defines.h"
28 #include "program/prog_parameter.h"
29 #include "program/prog_statevars.h"
30 #include "intel_batchbuffer.h"
33 upload_vs_state(struct brw_context
*brw
)
35 const struct gen_device_info
*devinfo
= &brw
->screen
->devinfo
;
36 const struct brw_stage_state
*stage_state
= &brw
->vs
.base
;
37 const struct brw_stage_prog_data
*prog_data
= stage_state
->prog_data
;
38 const struct brw_vue_prog_data
*vue_prog_data
=
39 brw_vue_prog_data(stage_state
->prog_data
);
40 uint32_t floating_point_mode
= 0;
41 const int max_threads_shift
= brw
->is_haswell
?
42 HSW_VS_MAX_THREADS_SHIFT
: GEN6_VS_MAX_THREADS_SHIFT
;
44 if (!brw
->is_haswell
&& !brw
->is_baytrail
)
45 gen7_emit_vs_workaround_flush(brw
);
47 if (prog_data
->use_alt_mode
)
48 floating_point_mode
= GEN6_VS_FLOATING_POINT_MODE_ALT
;
51 OUT_BATCH(_3DSTATE_VS
<< 16 | (6 - 2));
52 OUT_BATCH(stage_state
->prog_offset
);
53 OUT_BATCH(floating_point_mode
|
54 ((ALIGN(stage_state
->sampler_count
, 4)/4) <<
55 GEN6_VS_SAMPLER_COUNT_SHIFT
) |
56 ((prog_data
->binding_table
.size_bytes
/ 4) <<
57 GEN6_VS_BINDING_TABLE_ENTRY_COUNT_SHIFT
));
59 if (prog_data
->total_scratch
) {
60 OUT_RELOC(stage_state
->scratch_bo
,
61 I915_GEM_DOMAIN_RENDER
, I915_GEM_DOMAIN_RENDER
,
62 ffs(stage_state
->per_thread_scratch
) - 11);
67 OUT_BATCH((prog_data
->dispatch_grf_start_reg
<<
68 GEN6_VS_DISPATCH_START_GRF_SHIFT
) |
69 (vue_prog_data
->urb_read_length
<< GEN6_VS_URB_READ_LENGTH_SHIFT
) |
70 (0 << GEN6_VS_URB_ENTRY_READ_OFFSET_SHIFT
));
72 OUT_BATCH(((devinfo
->max_vs_threads
- 1) << max_threads_shift
) |
73 GEN6_VS_STATISTICS_ENABLE
|
78 const struct brw_tracked_state gen7_vs_state
= {
81 .brw
= BRW_NEW_BATCH
|
86 .emit
= upload_vs_state
,