src/gallium/winsys/r600/drm/r600_priv.h

   1 /*
   2  * Copyright 2010 Jerome Glisse <glisse@freedesktop.org>
   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  * on the rights to use, copy, modify, merge, publish, distribute, sub
   8  * license, and/or sell copies of the Software, and to permit persons to whom
   9  * the Software is furnished to do so, subject to the following conditions:
  10  *
  11  * The above copyright notice and this permission notice (including the next
  12  * paragraph) shall be included in all copies or substantial portions of the
  13  * 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 AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
  19  * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
  20  * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
  21  * USE OR OTHER DEALINGS IN THE SOFTWARE.
  22  *
  23  * Authors:
  24  *      Jerome Glisse
  25  */
  26 #ifndef R600_PRIV_H
  27 #define R600_PRIV_H
  28
  29 #include <errno.h>
  30 #include <stdint.h>
  31 #include <stdlib.h>
  32 #include <assert.h>
  33 #include "r600.h"
  34
  35
  36 struct radeon {
  37         int                             fd;
  38         int                             refcount;
  39         unsigned                        device;
  40         unsigned                        family;
  41         enum chip_class                 chip_class;
  42         boolean                         use_mem_constant; /* true for evergreen */
  43         struct pb_manager *mman; /* malloc manager */
  44         struct pb_manager *kman; /* kernel bo manager */
  45         struct pb_manager *cman; /* cached bo manager */
  46 };
  47
  48 struct radeon *r600_new(int fd, unsigned device);
  49 void r600_delete(struct radeon *r600);
  50
  51 struct r600_reg {
  52         unsigned                        opcode;
  53         unsigned                        offset_base;
  54         unsigned                        offset;
  55         unsigned                        need_bo;
  56         unsigned                        flush_flags;
  57 };
  58
  59 /* radeon_pciid.c */
  60 unsigned radeon_family_from_device(unsigned device);
  61
  62 #define CTX_RANGE_ID(ctx, offset) (((offset) >> (ctx)->hash_shift) & 255)
  63 #define CTX_BLOCK_ID(ctx, offset) ((offset) & ((1 << (ctx)->hash_shift) - 1))
  64
  65
  66 static void inline r600_context_reg(struct r600_context *ctx,
  67                                         unsigned offset, unsigned value,
  68                                         unsigned mask)
  69 {
  70         struct r600_range *range;
  71         struct r600_block *block;
  72         unsigned id;
  73
  74         range = &ctx->range[CTX_RANGE_ID(ctx, offset)];
  75         block = range->blocks[CTX_BLOCK_ID(ctx, offset)];
  76         id = (offset - block->start_offset) >> 2;
  77         block->reg[id] &= ~mask;
  78         block->reg[id] |= value;
  79         if (!(block->status & R600_BLOCK_STATUS_DIRTY)) {
  80                 ctx->pm4_dirty_cdwords += block->pm4_ndwords;
  81         }
  82         block->status |= R600_BLOCK_STATUS_ENABLED;
  83         block->status |= R600_BLOCK_STATUS_DIRTY;
  84 }
  85
  86 struct radeon_bo *radeon_bo_pb_get_bo(struct pb_buffer *_buf);
  87 void r600_context_bo_reloc(struct r600_context *ctx, u32 *pm4, struct radeon_bo *bo);
  88
  89 struct radeon_ws_bo {
  90         struct pipe_reference           reference;
  91         struct pb_buffer                *pb;
  92 };
  93
  94 static inline void r600_context_block_emit_dirty(struct r600_context *ctx, struct r600_block *block)
  95 {
  96         struct radeon_bo *bo;
  97         int id;
  98
  99         for (int j = 0; j < block->nreg; j++) {
 100                 if (block->pm4_bo_index[j]) {
 101                         /* find relocation */
 102                         id = block->pm4_bo_index[j];
 103                         bo = radeon_bo_pb_get_bo(block->reloc[id].bo->pb);
 104                         for (int k = 0; k < block->reloc[id].nreloc; k++) {
 105                                 r600_context_bo_reloc(ctx,
 106                                         &block->pm4[block->reloc[id].bo_pm4_index[k]],
 107                                         bo);
 108                         }
 109                 }
 110         }
 111         memcpy(&ctx->pm4[ctx->pm4_cdwords], block->pm4, block->pm4_ndwords * 4);
 112         ctx->pm4_cdwords += block->pm4_ndwords;
 113         block->status ^= R600_BLOCK_STATUS_DIRTY;
 114 }
 115
 116 #endif