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| Rev | Author | Line No. | Line |
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| 4358 | Serge | 1 | /* |
| 2 | * Copyright 2008 Corbin Simpson |
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| 3 | * |
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| 4 | * Permission is hereby granted, free of charge, to any person obtaining a |
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| 5 | * copy of this software and associated documentation files (the "Software"), |
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| 6 | * to deal in the Software without restriction, including without limitation |
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| 7 | * on the rights to use, copy, modify, merge, publish, distribute, sub |
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| 8 | * license, and/or sell copies of the Software, and to permit persons to whom |
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| 9 | * the Software is furnished to do so, subject to the following conditions: |
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| 10 | * |
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| 11 | * The above copyright notice and this permission notice (including the next |
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| 12 | * paragraph) shall be included in all copies or substantial portions of the |
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| 13 | * Software. |
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| 14 | * |
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| 15 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
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| 16 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
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| 17 | * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL |
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| 18 | * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM, |
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| 19 | * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR |
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| 20 | * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE |
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| 21 | * USE OR OTHER DEALINGS IN THE SOFTWARE. */ |
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| 22 | |||
| 23 | /** |
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| 24 | * This file contains macros for immediate command submission. |
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| 25 | */ |
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| 26 | |||
| 27 | #ifndef R300_CS_H |
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| 28 | #define R300_CS_H |
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| 29 | |||
| 30 | #include "r300_reg.h" |
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| 31 | #include "r300_context.h" |
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| 32 | |||
| 33 | /* Yes, I know macros are ugly. However, they are much prettier than the code |
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| 34 | * that they neatly hide away, and don't have the cost of function setup,so |
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| 35 | * we're going to use them. */ |
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| 36 | |||
| 37 | /** |
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| 38 | * Command submission setup. |
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| 39 | */ |
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| 40 | |||
| 41 | #define CS_LOCALS(context) \ |
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| 42 | struct radeon_winsys_cs *cs_copy = (context)->cs; \ |
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| 43 | struct radeon_winsys *cs_winsys = (context)->rws; \ |
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| 44 | int cs_count = 0; (void) cs_count; (void) cs_winsys; |
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| 45 | |||
| 46 | #ifdef DEBUG |
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| 47 | |||
| 48 | #define BEGIN_CS(size) do { \ |
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| 49 | assert(size <= (RADEON_MAX_CMDBUF_DWORDS - cs_copy->cdw)); \ |
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| 50 | cs_count = size; \ |
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| 51 | } while (0) |
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| 52 | |||
| 53 | #define END_CS do { \ |
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| 54 | if (cs_count != 0) \ |
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| 55 | debug_printf("r300: Warning: cs_count off by %d at (%s, %s:%i)\n", \ |
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| 56 | cs_count, __FUNCTION__, __FILE__, __LINE__); \ |
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| 57 | cs_count = 0; \ |
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| 58 | } while (0) |
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| 59 | |||
| 60 | #define CS_USED_DW(x) cs_count -= (x) |
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| 61 | |||
| 62 | #else |
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| 63 | |||
| 64 | #define BEGIN_CS(size) |
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| 65 | #define END_CS |
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| 66 | #define CS_USED_DW(x) |
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| 67 | |||
| 68 | #endif |
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| 69 | |||
| 70 | /** |
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| 71 | * Writing pure DWORDs. |
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| 72 | */ |
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| 73 | |||
| 74 | #define OUT_CS(value) do { \ |
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| 75 | cs_copy->buf[cs_copy->cdw++] = (value); \ |
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| 76 | CS_USED_DW(1); \ |
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| 77 | } while (0) |
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| 78 | |||
| 79 | #define OUT_CS_32F(value) \ |
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| 80 | OUT_CS(fui(value)) |
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| 81 | |||
| 82 | #define OUT_CS_REG(register, value) do { \ |
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| 83 | OUT_CS(CP_PACKET0(register, 0)); \ |
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| 84 | OUT_CS(value); \ |
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| 85 | } while (0) |
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| 86 | |||
| 87 | /* Note: This expects count to be the number of registers, |
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| 88 | * not the actual packet0 count! */ |
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| 89 | #define OUT_CS_REG_SEQ(register, count) \ |
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| 90 | OUT_CS(CP_PACKET0((register), ((count) - 1))) |
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| 91 | |||
| 92 | #define OUT_CS_ONE_REG(register, count) \ |
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| 93 | OUT_CS(CP_PACKET0((register), ((count) - 1)) | RADEON_ONE_REG_WR) |
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| 94 | |||
| 95 | #define OUT_CS_PKT3(op, count) \ |
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| 96 | OUT_CS(CP_PACKET3(op, count)) |
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| 97 | |||
| 98 | #define OUT_CS_TABLE(values, count) do { \ |
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| 99 | memcpy(cs_copy->buf + cs_copy->cdw, (values), (count) * 4); \ |
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| 100 | cs_copy->cdw += (count); \ |
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| 101 | CS_USED_DW(count); \ |
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| 102 | } while (0) |
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| 103 | |||
| 104 | |||
| 105 | /** |
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| 106 | * Writing relocations. |
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| 107 | */ |
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| 108 | |||
| 109 | #define OUT_CS_RELOC(r) do { \ |
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| 110 | assert((r)); \ |
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| 111 | assert((r)->cs_buf); \ |
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| 112 | cs_winsys->cs_write_reloc(cs_copy, (r)->cs_buf); \ |
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| 113 | CS_USED_DW(2); \ |
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| 114 | } while (0) |
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| 115 | |||
| 116 | |||
| 117 | /** |
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| 118 | * Command buffer emission. |
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| 119 | */ |
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| 120 | |||
| 121 | #define WRITE_CS_TABLE(values, count) do { \ |
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| 122 | assert(cs_count == 0); \ |
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| 123 | memcpy(cs_copy->buf + cs_copy->cdw, (values), (count) * 4); \ |
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| 124 | cs_copy->cdw += (count); \ |
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| 125 | } while (0) |
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| 126 | |||
| 127 | #endif /* R300_CS_H */ |