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 <util/u_double_list.h>
  34 #include <util/u_inlines.h>
  35 #include "util/u_hash_table.h"
  36 #include <os/os_thread.h>
  37 #include "r600.h"
  38
  39 #define PKT_COUNT_C                     0xC000FFFF
  40 #define PKT_COUNT_S(x)                  (((x) & 0x3FFF) << 16)
  41
  42 struct r600_bomgr;
  43 struct r600_bo;
  44
  45 struct radeon {
  46         int                             fd;
  47         int                             refcount;
  48         unsigned                        device;
  49         unsigned                        family;
  50         enum chip_class                 chip_class;
  51         struct r600_tiling_info         tiling_info;
  52         struct r600_bomgr               *bomgr;
  53         unsigned                        fence;
  54         unsigned                        *cfence;
  55         struct r600_bo                  *fence_bo;
  56         unsigned                        clock_crystal_freq;
  57         unsigned                        num_backends;
  58         unsigned                        num_tile_pipes;
  59         unsigned                        backend_map;
  60         boolean                         backend_map_valid;
  61         unsigned                        minor_version;
  62
  63         /* List of buffer handles and its mutex. */
  64         struct util_hash_table          *bo_handles;
  65         pipe_mutex bo_handles_mutex;
  66 };
  67
  68 /* these flags are used in register flags and added into block flags */
  69 #define REG_FLAG_NEED_BO 1
  70 #define REG_FLAG_DIRTY_ALWAYS 2
  71 #define REG_FLAG_RV6XX_SBU 4
  72 #define REG_FLAG_NOT_R600 8
  73 #define REG_FLAG_ENABLE_ALWAYS 16
  74 #define BLOCK_FLAG_RESOURCE 32
  75 #define REG_FLAG_FLUSH_CHANGE 64
  76
  77 struct r600_reg {
  78         unsigned                        offset;
  79         unsigned                        flags;
  80         unsigned                        flush_flags;
  81         unsigned                        flush_mask;
  82 };
  83
  84 #define BO_BOUND_TEXTURE 1
  85 struct radeon_bo {
  86         struct pipe_reference           reference;
  87         unsigned                        handle;
  88         unsigned                        size;
  89         unsigned                        alignment;
  90         int                             map_count;
  91         void                            *data;
  92         struct list_head                fencedlist;
  93         unsigned                        fence;
  94         struct r600_context             *ctx;
  95         boolean                         shared;
  96         struct r600_reloc               *reloc;
  97         unsigned                        reloc_id;
  98         unsigned                        last_flush;
  99         unsigned                        name;
 100         unsigned                        binding;
 101 };
 102
 103 struct r600_bo {
 104         struct pipe_reference           reference; /* this must be the first member for the r600_bo_reference inline to work */
 105         /* DO NOT MOVE THIS ^ */
 106         unsigned                        size;
 107         unsigned                        tiling_flags;
 108         unsigned                        kernel_pitch;
 109         unsigned                        domains;
 110         struct radeon_bo                *bo;
 111         unsigned                        fence;
 112         /* manager data */
 113         struct list_head                list;
 114         unsigned                        manager_id;
 115         unsigned                        alignment;
 116         unsigned                        offset;
 117         int64_t                         start;
 118         int64_t                         end;
 119 };
 120
 121 struct r600_bomgr {
 122         struct radeon                   *radeon;
 123         unsigned                        usecs;
 124         pipe_mutex                      mutex;
 125         struct list_head                delayed;
 126         unsigned                        num_delayed;
 127 };
 128
 129 /*
 130  * r600_drm.c
 131  */
 132 struct radeon *r600_new(int fd, unsigned device);
 133 void r600_delete(struct radeon *r600);
 134
 135 /*
 136  * radeon_pciid.c
 137  */
 138 unsigned radeon_family_from_device(unsigned device);
 139
 140 /*
 141  * radeon_bo.c
 142  */
 143 struct radeon_bo *radeon_bo(struct radeon *radeon, unsigned handle,
 144                             unsigned size, unsigned alignment, unsigned initial_domain);
 145 void radeon_bo_reference(struct radeon *radeon, struct radeon_bo **dst,
 146                          struct radeon_bo *src);
 147 int radeon_bo_wait(struct radeon *radeon, struct radeon_bo *bo);
 148 int radeon_bo_busy(struct radeon *radeon, struct radeon_bo *bo, uint32_t *domain);
 149 int radeon_bo_fencelist(struct radeon *radeon, struct radeon_bo **bolist, uint32_t num_bo);
 150 int radeon_bo_get_tiling_flags(struct radeon *radeon,
 151                                struct radeon_bo *bo,
 152                                uint32_t *tiling_flags,
 153                                uint32_t *pitch);
 154 int radeon_bo_get_name(struct radeon *radeon,
 155                        struct radeon_bo *bo,
 156                        uint32_t *name);
 157 int radeon_bo_fixed_map(struct radeon *radeon, struct radeon_bo *bo);
 158
 159 /*
 160  * r600_hw_context.c
 161  */
 162 int r600_context_init_fence(struct r600_context *ctx);
 163 void r600_context_get_reloc(struct r600_context *ctx, struct r600_bo *rbo);
 164 void r600_context_bo_flush(struct r600_context *ctx, unsigned flush_flags,
 165                                 unsigned flush_mask, struct r600_bo *rbo);
 166 struct r600_bo *r600_context_reg_bo(struct r600_context *ctx, unsigned offset);
 167 int r600_context_add_block(struct r600_context *ctx, const struct r600_reg *reg, unsigned nreg,
 168                            unsigned opcode, unsigned offset_base);
 169 void r600_context_pipe_state_set_resource(struct r600_context *ctx, struct r600_pipe_resource_state *state, struct r600_block *block);
 170 void r600_context_block_emit_dirty(struct r600_context *ctx, struct r600_block *block);
 171 void r600_context_block_resource_emit_dirty(struct r600_context *ctx, struct r600_block *block);
 172 void r600_context_dirty_block(struct r600_context *ctx, struct r600_block *block,
 173                               int dirty, int index);
 174 int r600_setup_block_table(struct r600_context *ctx);
 175 void r600_context_reg(struct r600_context *ctx,
 176                       unsigned offset, unsigned value,
 177                       unsigned mask);
 178 void r600_init_cs(struct r600_context *ctx);
 179 int r600_resource_init(struct r600_context *ctx, struct r600_range *range, unsigned offset, unsigned nblocks, unsigned stride, struct r600_reg *reg, int nreg, unsigned offset_base);
 180
 181 static INLINE void r600_context_bo_reloc(struct r600_context *ctx, u32 *pm4, struct r600_bo *rbo)
 182 {
 183         struct radeon_bo *bo = rbo->bo;
 184
 185         assert(bo != NULL);
 186
 187         if (!bo->reloc)
 188                 r600_context_get_reloc(ctx, rbo);
 189
 190         /* set PKT3 to point to proper reloc */
 191         *pm4 = bo->reloc_id;
 192 }
 193
 194 /*
 195  * r600_bo.c
 196  */
 197 void r600_bo_destroy(struct radeon *radeon, struct r600_bo *bo);
 198
 199 /*
 200  * r600_bomgr.c
 201  */
 202 struct r600_bomgr *r600_bomgr_create(struct radeon *radeon, unsigned usecs);
 203 void r600_bomgr_destroy(struct r600_bomgr *mgr);
 204 boolean r600_bomgr_bo_destroy(struct r600_bomgr *mgr, struct r600_bo *bo);
 205 void r600_bomgr_bo_init(struct r600_bomgr *mgr, struct r600_bo *bo);
 206 struct r600_bo *r600_bomgr_bo_create(struct r600_bomgr *mgr,
 207                                         unsigned size,
 208                                         unsigned alignment,
 209                                         unsigned cfence);
 210
 211
 212 /*
 213  * helpers
 214  */
 215
 216
 217 /*
 218  * radeon_bo.c
 219  */
 220 static inline int radeon_bo_map(struct radeon *radeon, struct radeon_bo *bo)
 221 {
 222         if (bo->map_count == 0 && !bo->data)
 223                 return radeon_bo_fixed_map(radeon, bo);
 224         bo->map_count++;
 225         return 0;
 226 }
 227
 228 static inline void radeon_bo_unmap(struct radeon *radeon, struct radeon_bo *bo)
 229 {
 230         bo->map_count--;
 231         assert(bo->map_count >= 0);
 232 }
 233
 234 /*
 235  * fence
 236  */
 237 static inline boolean fence_is_after(unsigned fence, unsigned ofence)
 238 {
 239         /* handle wrap around */
 240         if (fence < 0x80000000 && ofence > 0x80000000)
 241                 return TRUE;
 242         if (fence > ofence)
 243                 return TRUE;
 244         return FALSE;
 245 }
 246
 247 #endif