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 (at) 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 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 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 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 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 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 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