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Viewing changes to src/gallium/drivers/freedreno/a6xx/fd6_pack.h

  • Committer: mmach
  • Date: 2022-09-22 19:56:13 UTC
  • Revision ID: netbit73@gmail.com-20220922195613-wtik9mmy20tmor0i
2022-09-22 21:17:09

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src/gallium/drivers/freedreno/a6xx/fd6_pack.h
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/*
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 * Copyright © 2019 Google, Inc.
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 *
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 * Permission is hereby granted, free of charge, to any person obtaining a
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 * copy of this software and associated documentation files (the "Software"),
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 * to deal in the Software without restriction, including without limitation
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 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
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 * and/or sell copies of the Software, and to permit persons to whom the
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 * Software is furnished to do so, subject to the following conditions:
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 *
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 * The above copyright notice and this permission notice (including the next
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 * paragraph) shall be included in all copies or substantial portions of the
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 * Software.
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 *
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 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
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 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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 * SOFTWARE.
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 */
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24
 
#ifndef FD6_PACK_H
25
 
#define FD6_PACK_H
26
 
 
27
 
#include "a6xx.xml.h"
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29
 
struct fd_reg_pair {
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   uint32_t reg;
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   uint64_t value;
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   struct fd_bo *bo;
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   bool is_address;
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   bool bo_write;
35
 
   uint32_t bo_offset;
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   uint32_t bo_shift;
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};
38
 
 
39
 
#define __bo_type struct fd_bo *
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41
 
#include "a6xx-pack.xml.h"
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#include "adreno-pm4-pack.xml.h"
43
 
 
44
 
#define __assert_eq(a, b)                                                      \
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   do {                                                                        \
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      if ((a) != (b)) {                                                        \
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         fprintf(stderr, "assert failed: " #a " (0x%x) != " #b " (0x%x)\n", a, \
48
 
                 b);                                                           \
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         assert((a) == (b));                                                   \
50
 
      }                                                                        \
51
 
   } while (0)
52
 
 
53
 
#define __ONE_REG(i, ...)                                                      \
54
 
   do {                                                                        \
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      const struct fd_reg_pair regs[] = {__VA_ARGS__};                         \
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      /* NOTE: allow regs[0].reg==0, this happens in OUT_PKT() */              \
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      if (i < ARRAY_SIZE(regs) && (i == 0 || regs[i].reg > 0)) {               \
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         __assert_eq(regs[0].reg + i, regs[i].reg);                            \
59
 
         if (regs[i].bo) {                                                     \
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            ring->cur = p;                                                     \
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            p += 2;                                                            \
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            OUT_RELOC(ring, regs[i].bo, regs[i].bo_offset, regs[i].value,      \
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                      regs[i].bo_shift);                                       \
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         } else {                                                              \
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            *p++ = regs[i].value;                                              \
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            if (regs[i].is_address)                                            \
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               *p++ = regs[i].value >> 32;                                     \
68
 
         }                                                                     \
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      }                                                                        \
70
 
   } while (0)
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72
 
#define OUT_REG(ring, ...)                                                     \
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   do {                                                                        \
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      const struct fd_reg_pair regs[] = {__VA_ARGS__};                         \
75
 
      unsigned count = ARRAY_SIZE(regs);                                       \
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                                                                               \
77
 
      STATIC_ASSERT(count > 0);                                                \
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      STATIC_ASSERT(count <= 16);                                              \
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                                                                               \
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      BEGIN_RING(ring, count + 1);                                             \
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      uint32_t *p = ring->cur;                                                 \
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      *p++ = pm4_pkt4_hdr(regs[0].reg, count);                                 \
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                                                                               \
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      __ONE_REG(0, __VA_ARGS__);                                               \
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      __ONE_REG(1, __VA_ARGS__);                                               \
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      __ONE_REG(2, __VA_ARGS__);                                               \
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      __ONE_REG(3, __VA_ARGS__);                                               \
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      __ONE_REG(4, __VA_ARGS__);                                               \
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      __ONE_REG(5, __VA_ARGS__);                                               \
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      __ONE_REG(6, __VA_ARGS__);                                               \
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      __ONE_REG(7, __VA_ARGS__);                                               \
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      __ONE_REG(8, __VA_ARGS__);                                               \
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      __ONE_REG(9, __VA_ARGS__);                                               \
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      __ONE_REG(10, __VA_ARGS__);                                              \
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      __ONE_REG(11, __VA_ARGS__);                                              \
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      __ONE_REG(12, __VA_ARGS__);                                              \
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      __ONE_REG(13, __VA_ARGS__);                                              \
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      __ONE_REG(14, __VA_ARGS__);                                              \
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      __ONE_REG(15, __VA_ARGS__);                                              \
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      ring->cur = p;                                                           \
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   } while (0)
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103
 
#define OUT_PKT(ring, opcode, ...)                                             \
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   do {                                                                        \
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      const struct fd_reg_pair regs[] = {__VA_ARGS__};                         \
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      unsigned count = ARRAY_SIZE(regs);                                       \
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                                                                               \
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      STATIC_ASSERT(count <= 16);                                              \
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                                                                               \
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      BEGIN_RING(ring, count + 1);                                             \
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      uint32_t *p = ring->cur;                                                 \
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      *p++ = pm4_pkt7_hdr(opcode, count);                                      \
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                                                                               \
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      __ONE_REG(0, __VA_ARGS__);                                               \
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      __ONE_REG(1, __VA_ARGS__);                                               \
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      __ONE_REG(2, __VA_ARGS__);                                               \
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      __ONE_REG(3, __VA_ARGS__);                                               \
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      __ONE_REG(4, __VA_ARGS__);                                               \
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      __ONE_REG(5, __VA_ARGS__);                                               \
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      __ONE_REG(6, __VA_ARGS__);                                               \
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      __ONE_REG(7, __VA_ARGS__);                                               \
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      __ONE_REG(8, __VA_ARGS__);                                               \
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      __ONE_REG(9, __VA_ARGS__);                                               \
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      __ONE_REG(10, __VA_ARGS__);                                              \
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      __ONE_REG(11, __VA_ARGS__);                                              \
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      __ONE_REG(12, __VA_ARGS__);                                              \
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      __ONE_REG(13, __VA_ARGS__);                                              \
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      __ONE_REG(14, __VA_ARGS__);                                              \
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      __ONE_REG(15, __VA_ARGS__);                                              \
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      ring->cur = p;                                                           \
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   } while (0)
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133
 
/* similar to OUT_PKT() but appends specified # of dwords
134
 
 * copied for buf to the end of the packet (ie. for use-
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 * cases like CP_LOAD_STATE)
136
 
 */
137
 
#define OUT_PKTBUF(ring, opcode, dwords, sizedwords, ...)                      \
138
 
   do {                                                                        \
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      const struct fd_reg_pair regs[] = {__VA_ARGS__};                         \
140
 
      unsigned count = ARRAY_SIZE(regs);                                       \
141
 
                                                                               \
142
 
      STATIC_ASSERT(count <= 16);                                              \
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      count += sizedwords;                                                     \
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                                                                               \
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      BEGIN_RING(ring, count + 1);                                             \
146
 
      uint32_t *p = ring->cur;                                                 \
147
 
      *p++ = pm4_pkt7_hdr(opcode, count);                                      \
148
 
                                                                               \
149
 
      __ONE_REG(0, __VA_ARGS__);                                               \
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      __ONE_REG(1, __VA_ARGS__);                                               \
151
 
      __ONE_REG(2, __VA_ARGS__);                                               \
152
 
      __ONE_REG(3, __VA_ARGS__);                                               \
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      __ONE_REG(4, __VA_ARGS__);                                               \
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      __ONE_REG(5, __VA_ARGS__);                                               \
155
 
      __ONE_REG(6, __VA_ARGS__);                                               \
156
 
      __ONE_REG(7, __VA_ARGS__);                                               \
157
 
      __ONE_REG(8, __VA_ARGS__);                                               \
158
 
      __ONE_REG(9, __VA_ARGS__);                                               \
159
 
      __ONE_REG(10, __VA_ARGS__);                                              \
160
 
      __ONE_REG(11, __VA_ARGS__);                                              \
161
 
      __ONE_REG(12, __VA_ARGS__);                                              \
162
 
      __ONE_REG(13, __VA_ARGS__);                                              \
163
 
      __ONE_REG(14, __VA_ARGS__);                                              \
164
 
      __ONE_REG(15, __VA_ARGS__);                                              \
165
 
      memcpy(p, dwords, 4 * sizedwords);                                       \
166
 
      p += sizedwords;                                                         \
167
 
      ring->cur = p;                                                           \
168
 
   } while (0)
169
 
 
170
 
#endif /* FD6_PACK_H */