2 * Copyright © 2014 Intel Corporation
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5 * copy of this software and associated documentation files (the "Software"),
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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
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21 * DEALINGS IN THE SOFTWARE.
24 #include "brw_context.h"
25 #include "brw_state.h"
26 #include "brw_defines.h"
27 #include "intel_batchbuffer.h"
30 gen8_upload_ds_state(struct brw_context
*brw
)
32 struct gl_context
*ctx
= &brw
->ctx
;
33 const struct brw_stage_state
*stage_state
= &brw
->tes
.base
;
34 /* BRW_NEW_TESS_PROGRAMS */
35 bool active
= brw
->tess_eval_program
;
37 /* BRW_NEW_TES_PROG_DATA */
38 const struct brw_tes_prog_data
*tes_prog_data
= brw
->tes
.prog_data
;
39 const struct brw_vue_prog_data
*vue_prog_data
= &tes_prog_data
->base
;
40 const struct brw_stage_prog_data
*prog_data
= &vue_prog_data
->base
;
41 const int ds_pkt_len
= brw
->gen
>= 9 ? 11 : 9;
44 BEGIN_BATCH(ds_pkt_len
);
45 OUT_BATCH(_3DSTATE_DS
<< 16 | (ds_pkt_len
- 2));
46 OUT_BATCH(stage_state
->prog_offset
);
48 OUT_BATCH(SET_FIELD(DIV_ROUND_UP(stage_state
->sampler_count
, 4),
49 GEN7_DS_SAMPLER_COUNT
) |
50 SET_FIELD(prog_data
->binding_table
.size_bytes
/ 4,
51 GEN7_DS_BINDING_TABLE_ENTRY_COUNT
));
52 if (prog_data
->total_scratch
) {
53 OUT_RELOC64(stage_state
->scratch_bo
,
54 I915_GEM_DOMAIN_RENDER
, I915_GEM_DOMAIN_RENDER
,
55 ffs(prog_data
->total_scratch
) - 11);
60 OUT_BATCH(SET_FIELD(prog_data
->dispatch_grf_start_reg
,
61 GEN7_DS_DISPATCH_START_GRF
) |
62 SET_FIELD(vue_prog_data
->urb_read_length
,
63 GEN7_DS_URB_READ_LENGTH
));
65 OUT_BATCH(GEN7_DS_ENABLE
|
66 GEN7_DS_STATISTICS_ENABLE
|
67 (brw
->max_ds_threads
- 1) << HSW_DS_MAX_THREADS_SHIFT
|
68 (vue_prog_data
->dispatch_mode
== DISPATCH_MODE_SIMD8
?
69 GEN7_DS_SIMD8_DISPATCH_ENABLE
: 0) |
70 (tes_prog_data
->domain
== BRW_TESS_DOMAIN_TRI
?
71 GEN7_DS_COMPUTE_W_COORDINATE_ENABLE
: 0));
72 OUT_BATCH(SET_FIELD(ctx
->Transform
.ClipPlanesEnabled
,
73 GEN8_DS_USER_CLIP_DISTANCE
));
82 BEGIN_BATCH(ds_pkt_len
);
83 OUT_BATCH(_3DSTATE_DS
<< 16 | (ds_pkt_len
- 2));
101 brw
->tes
.enabled
= active
;
104 const struct brw_tracked_state gen8_ds_state
= {
107 .brw
= BRW_NEW_BATCH
|
108 BRW_NEW_TESS_PROGRAMS
|
109 BRW_NEW_TES_PROG_DATA
,
111 .emit
= gen8_upload_ds_state
,