1 /*
2 * Copyright (c) 2012-2015 Etnaviv Project
3 *
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, sub license,
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:
10 *
11 * The above copyright notice and this permission notice (including the
12 * next paragraph) shall be included in all copies or substantial portions
13 * of the Software.
14 *
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 NON-INFRINGEMENT. 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
21 * DEALINGS IN THE SOFTWARE.
22 *
23 * Authors:
24 * Wladimir J. van der Laan <laanwj@gmail.com>
25 */
26
27 #ifndef H_ETNA_EMIT
28 #define H_ETNA_EMIT
29
30 #include "etnaviv_screen.h"
31 #include "etnaviv_util.h"
32 #include "hw/cmdstream.xml.h"
33
34 struct etna_context;
35 struct compiled_rs_state;
36
37 static inline void
etna_emit_load_state(struct etna_cmd_stream * stream,const uint16_t offset,const uint16_t count,const int fixp)38 etna_emit_load_state(struct etna_cmd_stream *stream, const uint16_t offset,
39 const uint16_t count, const int fixp)
40 {
41 uint32_t v;
42
43 v = VIV_FE_LOAD_STATE_HEADER_OP_LOAD_STATE |
44 COND(fixp, VIV_FE_LOAD_STATE_HEADER_FIXP) |
45 VIV_FE_LOAD_STATE_HEADER_OFFSET(offset) |
46 (VIV_FE_LOAD_STATE_HEADER_COUNT(count) &
47 VIV_FE_LOAD_STATE_HEADER_COUNT__MASK);
48
49 etna_cmd_stream_emit(stream, v);
50 }
51
52 static inline void
etna_set_state(struct etna_cmd_stream * stream,uint32_t address,uint32_t value)53 etna_set_state(struct etna_cmd_stream *stream, uint32_t address, uint32_t value)
54 {
55 etna_cmd_stream_reserve(stream, 2);
56 etna_emit_load_state(stream, address >> 2, 1, 0);
57 etna_cmd_stream_emit(stream, value);
58 }
59
60 static inline void
etna_set_state_reloc(struct etna_cmd_stream * stream,uint32_t address,struct etna_reloc * reloc)61 etna_set_state_reloc(struct etna_cmd_stream *stream, uint32_t address,
62 struct etna_reloc *reloc)
63 {
64 etna_cmd_stream_reserve(stream, 2);
65 etna_emit_load_state(stream, address >> 2, 1, 0);
66 etna_cmd_stream_reloc(stream, reloc);
67 }
68
69 static inline void
etna_set_state_multi(struct etna_cmd_stream * stream,uint32_t base,uint32_t num,const uint32_t * values)70 etna_set_state_multi(struct etna_cmd_stream *stream, uint32_t base,
71 uint32_t num, const uint32_t *values)
72 {
73 if (num == 0)
74 return;
75
76 etna_cmd_stream_reserve(stream, 1 + num + 1); /* 1 extra for potential alignment */
77 etna_emit_load_state(stream, base >> 2, num, 0);
78
79 for (uint32_t i = 0; i < num; i++)
80 etna_cmd_stream_emit(stream, values[i]);
81
82 /* add potential padding */
83 if ((num % 2) == 0)
84 etna_cmd_stream_emit(stream, 0);
85 }
86
87 void
88 etna_stall(struct etna_cmd_stream *stream, uint32_t from, uint32_t to);
89
90 void
91 etna_submit_rs_state(struct etna_context *ctx, const struct compiled_rs_state *cs);
92
93 static inline void
etna_draw_primitives(struct etna_cmd_stream * stream,uint32_t primitive_type,uint32_t start,uint32_t count)94 etna_draw_primitives(struct etna_cmd_stream *stream, uint32_t primitive_type,
95 uint32_t start, uint32_t count)
96 {
97 etna_cmd_stream_reserve(stream, 4);
98
99 etna_cmd_stream_emit(stream, VIV_FE_DRAW_PRIMITIVES_HEADER_OP_DRAW_PRIMITIVES);
100 etna_cmd_stream_emit(stream, primitive_type);
101 etna_cmd_stream_emit(stream, start);
102 etna_cmd_stream_emit(stream, count);
103 }
104
105 static inline void
etna_draw_indexed_primitives(struct etna_cmd_stream * stream,uint32_t primitive_type,uint32_t start,uint32_t count,uint32_t offset)106 etna_draw_indexed_primitives(struct etna_cmd_stream *stream,
107 uint32_t primitive_type, uint32_t start,
108 uint32_t count, uint32_t offset)
109 {
110 etna_cmd_stream_reserve(stream, 5 + 1);
111
112 etna_cmd_stream_emit(stream, VIV_FE_DRAW_INDEXED_PRIMITIVES_HEADER_OP_DRAW_INDEXED_PRIMITIVES);
113 etna_cmd_stream_emit(stream, primitive_type);
114 etna_cmd_stream_emit(stream, start);
115 etna_cmd_stream_emit(stream, count);
116 etna_cmd_stream_emit(stream, offset);
117 etna_cmd_stream_emit(stream, 0);
118 }
119
120 void
121 etna_emit_state(struct etna_context *ctx);
122
123 #endif
124