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/*
* Copyright 2008 Corbin Simpson <MostAwesomeDude@gmail.com>
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* on the rights to use, copy, modify, merge, publish, distribute, sub
* license, and/or sell copies of the Software, and to permit persons to whom
* the Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice (including the next
* paragraph) shall be included in all copies or substantial portions of the
* Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
* THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
* DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
* OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
* USE OR OTHER DEALINGS IN THE SOFTWARE. */
/**
* This file contains macros for immediate command submission.
*/
#ifndef R300_CS_H
#define R300_CS_H
#include "r300_reg.h"
#include "r300_context.h"
#include "r300_winsys.h"
/* Yes, I know macros are ugly. However, they are much prettier than the code
* that they neatly hide away, and don't have the cost of function setup,so
* we're going to use them. */
/**
* Command submission setup.
*/
#define CS_LOCALS(context) \
struct r300_context* const cs_context_copy = (context); \
struct r300_winsys_screen *cs_winsys = cs_context_copy->rws; \
int cs_count = 0; (void) cs_count;
#define BEGIN_CS(size) do { \
assert(r300_check_cs(cs_context_copy, (size))); \
cs_winsys->begin_cs(cs_winsys, (size), \
__FILE__, __FUNCTION__, __LINE__); \
cs_count = size; \
} while (0)
#define END_CS do { \
if (cs_count != 0) \
debug_printf("r300: Warning: cs_count off by %d\n", cs_count); \
cs_winsys->end_cs(cs_winsys, __FILE__, __FUNCTION__, __LINE__); \
} while (0)
#define FLUSH_CS do { \
if (SCREEN_DBG_ON(r300->screen, DBG_STATS)) { \
r300->flush_counter++; \
} \
cs_winsys->flush_cs(cs_winsys); \
} while (0)
/**
* Writing pure DWORDs.
*/
#define OUT_CS(value) do { \
cs_winsys->write_cs_dword(cs_winsys, (value)); \
cs_count--; \
} while (0)
#define OUT_CS_32F(value) do { \
cs_winsys->write_cs_dword(cs_winsys, fui(value)); \
cs_count--; \
} while (0)
#define OUT_CS_REG(register, value) do { \
assert(register); \
cs_winsys->write_cs_dword(cs_winsys, CP_PACKET0(register, 0)); \
cs_winsys->write_cs_dword(cs_winsys, value); \
cs_count -= 2; \
} while (0)
/* Note: This expects count to be the number of registers,
* not the actual packet0 count! */
#define OUT_CS_REG_SEQ(register, count) do { \
assert(register); \
cs_winsys->write_cs_dword(cs_winsys, CP_PACKET0((register), ((count) - 1))); \
cs_count--; \
} while (0)
#define OUT_CS_TABLE(values, count) do { \
cs_winsys->write_cs_table(cs_winsys, values, count); \
cs_count -= count; \
} while (0)
#define OUT_CS_ONE_REG(register, count) do { \
assert(register); \
cs_winsys->write_cs_dword(cs_winsys, CP_PACKET0((register), ((count) - 1)) | RADEON_ONE_REG_WR); \
cs_count--; \
} while (0)
#define OUT_CS_PKT3(op, count) do { \
cs_winsys->write_cs_dword(cs_winsys, CP_PACKET3(op, count)); \
cs_count--; \
} while (0)
/**
* Writing relocations.
*/
#define OUT_CS_BUF_RELOC(bo, offset, rd, wd, flags) do { \
assert(bo); \
cs_winsys->write_cs_dword(cs_winsys, offset); \
r300_buffer_write_reloc(cs_winsys, r300_buffer(bo), rd, wd, flags); \
cs_count -= 3; \
} while (0)
#define OUT_CS_TEX_RELOC(tex, offset, rd, wd, flags) do { \
assert(tex); \
cs_winsys->write_cs_dword(cs_winsys, offset); \
r300_texture_write_reloc(cs_winsys, tex, rd, wd, flags); \
cs_count -= 3; \
} while (0)
#define OUT_CS_BUF_RELOC_NO_OFFSET(bo, rd, wd, flags) do { \
assert(bo); \
r300_buffer_write_reloc(cs_winsys, r300_buffer(bo), rd, wd, flags); \
cs_count -= 2; \
} while (0)
#define OUT_CS_INDEX_RELOC(bo, offset, count, rd, wd, flags) do { \
assert(bo); \
cs_winsys->write_cs_dword(cs_winsys, offset); \
cs_winsys->write_cs_dword(cs_winsys, count); \
cs_winsys->write_cs_reloc(cs_winsys, bo, rd, wd, flags); \
cs_count -= 4; \
} while (0)
#endif /* R300_CS_H */
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