src/intel/blorp/blorp.h

   1 /*
   2  * Copyright © 2012 Intel Corporation
   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  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
   8  * and/or sell copies of the Software, and to permit persons to whom the
   9  * 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 NONINFRINGEMENT.  IN NO EVENT SHALL
  18  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  19  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  20  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
  21  * IN THE SOFTWARE.
  22  */
  23
  24 #ifndef BLORP_H
  25 #define BLORP_H
  26
  27 #include <stdint.h>
  28 #include <stdbool.h>
  29
  30 #include "isl/isl.h"
  31
  32 struct brw_stage_prog_data;
  33
  34 #ifdef __cplusplus
  35 extern "C" {
  36 #endif
  37
  38 struct blorp_batch;
  39 struct blorp_params;
  40
  41 struct blorp_context {
  42    void *driver_ctx;
  43
  44    const struct isl_device *isl_dev;
  45
  46    const struct brw_compiler *compiler;
  47
  48    bool (*lookup_shader)(struct blorp_batch *batch,
  49                          const void *key, uint32_t key_size,
  50                          uint32_t *kernel_out, void *prog_data_out);
  51    bool (*upload_shader)(struct blorp_batch *batch,
  52                          uint32_t stage,
  53                          const void *key, uint32_t key_size,
  54                          const void *kernel, uint32_t kernel_size,
  55                          const struct brw_stage_prog_data *prog_data,
  56                          uint32_t prog_data_size,
  57                          uint32_t *kernel_out, void *prog_data_out);
  58    void (*exec)(struct blorp_batch *batch, const struct blorp_params *params);
  59 };
  60
  61 void blorp_init(struct blorp_context *blorp, void *driver_ctx,
  62                 struct isl_device *isl_dev);
  63 void blorp_finish(struct blorp_context *blorp);
  64
  65 enum blorp_batch_flags {
  66    /**
  67     * This flag indicates that blorp should *not* re-emit the depth and
  68     * stencil buffer packets.  Instead, the driver guarantees that all depth
  69     * and stencil images passed in will match what is currently set in the
  70     * hardware.
  71     */
  72    BLORP_BATCH_NO_EMIT_DEPTH_STENCIL = (1 << 0),
  73
  74    /* This flag indicates that the blorp call should be predicated. */
  75    BLORP_BATCH_PREDICATE_ENABLE      = (1 << 1),
  76
  77    /* This flag indicates that blorp should *not* update the indirect clear
  78     * color buffer.
  79     */
  80    BLORP_BATCH_NO_UPDATE_CLEAR_COLOR = (1 << 2),
  81 };
  82
  83 struct blorp_batch {
  84    struct blorp_context *blorp;
  85    void *driver_batch;
  86    enum blorp_batch_flags flags;
  87 };
  88
  89 void blorp_batch_init(struct blorp_context *blorp, struct blorp_batch *batch,
  90                       void *driver_batch, enum blorp_batch_flags flags);
  91 void blorp_batch_finish(struct blorp_batch *batch);
  92
  93 struct blorp_address {
  94    void *buffer;
  95    uint64_t offset;
  96    unsigned reloc_flags;
  97    uint32_t mocs;
  98 };
  99
 100 struct blorp_surf
 101 {
 102    const struct isl_surf *surf;
 103    struct blorp_address addr;
 104
 105    const struct isl_surf *aux_surf;
 106    struct blorp_address aux_addr;
 107    enum isl_aux_usage aux_usage;
 108
 109    union isl_color_value clear_color;
 110
 111    /**
 112     * If set (bo != NULL), clear_color is ignored and the actual clear color
 113     * is fetched from this address.  On gen7-8, this is all of dword 7 of
 114     * RENDER_SURFACE_STATE and is the responsibility of the caller to ensure
 115     * that it contains a swizzle of RGBA and resource min LOD of 0.
 116     */
 117    struct blorp_address clear_color_addr;
 118
 119    /* Only allowed for simple 2D non-MSAA surfaces */
 120    uint32_t tile_x_sa, tile_y_sa;
 121 };
 122
 123 enum blorp_filter {
 124    BLORP_FILTER_NONE,
 125    BLORP_FILTER_NEAREST,
 126    BLORP_FILTER_BILINEAR,
 127    BLORP_FILTER_SAMPLE_0,
 128    BLORP_FILTER_AVERAGE,
 129    BLORP_FILTER_MIN_SAMPLE,
 130    BLORP_FILTER_MAX_SAMPLE,
 131 };
 132
 133 void
 134 blorp_blit(struct blorp_batch *batch,
 135            const struct blorp_surf *src_surf,
 136            unsigned src_level, unsigned src_layer,
 137            enum isl_format src_format, struct isl_swizzle src_swizzle,
 138            const struct blorp_surf *dst_surf,
 139            unsigned dst_level, unsigned dst_layer,
 140            enum isl_format dst_format, struct isl_swizzle dst_swizzle,
 141            float src_x0, float src_y0,
 142            float src_x1, float src_y1,
 143            float dst_x0, float dst_y0,
 144            float dst_x1, float dst_y1,
 145            enum blorp_filter filter,
 146            bool mirror_x, bool mirror_y);
 147
 148 void
 149 blorp_copy(struct blorp_batch *batch,
 150            const struct blorp_surf *src_surf,
 151            unsigned src_level, unsigned src_layer,
 152            const struct blorp_surf *dst_surf,
 153            unsigned dst_level, unsigned dst_layer,
 154            uint32_t src_x, uint32_t src_y,
 155            uint32_t dst_x, uint32_t dst_y,
 156            uint32_t src_width, uint32_t src_height);
 157
 158 void
 159 blorp_buffer_copy(struct blorp_batch *batch,
 160                   struct blorp_address src,
 161                   struct blorp_address dst,
 162                   uint64_t size);
 163
 164 void
 165 blorp_fast_clear(struct blorp_batch *batch,
 166                  const struct blorp_surf *surf,
 167                  enum isl_format format, struct isl_swizzle swizzle,
 168                  uint32_t level, uint32_t start_layer, uint32_t num_layers,
 169                  uint32_t x0, uint32_t y0, uint32_t x1, uint32_t y1);
 170
 171 void
 172 blorp_clear(struct blorp_batch *batch,
 173             const struct blorp_surf *surf,
 174             enum isl_format format, struct isl_swizzle swizzle,
 175             uint32_t level, uint32_t start_layer, uint32_t num_layers,
 176             uint32_t x0, uint32_t y0, uint32_t x1, uint32_t y1,
 177             union isl_color_value clear_color,
 178             const bool color_write_disable[4]);
 179
 180 void
 181 blorp_clear_depth_stencil(struct blorp_batch *batch,
 182                           const struct blorp_surf *depth,
 183                           const struct blorp_surf *stencil,
 184                           uint32_t level, uint32_t start_layer,
 185                           uint32_t num_layers,
 186                           uint32_t x0, uint32_t y0, uint32_t x1, uint32_t y1,
 187                           bool clear_depth, float depth_value,
 188                           uint8_t stencil_mask, uint8_t stencil_value);
 189 bool
 190 blorp_can_hiz_clear_depth(const struct gen_device_info *devinfo,
 191                           const struct isl_surf *surf,
 192                           enum isl_aux_usage aux_usage,
 193                           uint32_t level, uint32_t layer,
 194                           uint32_t x0, uint32_t y0, uint32_t x1, uint32_t y1);
 195 void
 196 blorp_hiz_clear_depth_stencil(struct blorp_batch *batch,
 197                               const struct blorp_surf *depth,
 198                               const struct blorp_surf *stencil,
 199                               uint32_t level,
 200                               uint32_t start_layer, uint32_t num_layers,
 201                               uint32_t x0, uint32_t y0,
 202                               uint32_t x1, uint32_t y1,
 203                               bool clear_depth, float depth_value,
 204                               bool clear_stencil, uint8_t stencil_value);
 205
 206
 207 void
 208 blorp_gen8_hiz_clear_attachments(struct blorp_batch *batch,
 209                                  uint32_t num_samples,
 210                                  uint32_t x0, uint32_t y0,
 211                                  uint32_t x1, uint32_t y1,
 212                                  bool clear_depth, bool clear_stencil,
 213                                  uint8_t stencil_value);
 214 void
 215 blorp_clear_attachments(struct blorp_batch *batch,
 216                         uint32_t binding_table_offset,
 217                         enum isl_format depth_format,
 218                         uint32_t num_samples,
 219                         uint32_t start_layer, uint32_t num_layers,
 220                         uint32_t x0, uint32_t y0, uint32_t x1, uint32_t y1,
 221                         bool clear_color, union isl_color_value color_value,
 222                         bool clear_depth, float depth_value,
 223                         uint8_t stencil_mask, uint8_t stencil_value);
 224
 225 void
 226 blorp_ccs_resolve(struct blorp_batch *batch,
 227                   struct blorp_surf *surf, uint32_t level,
 228                   uint32_t start_layer, uint32_t num_layers,
 229                   enum isl_format format,
 230                   enum isl_aux_op resolve_op);
 231
 232 void
 233 blorp_ccs_ambiguate(struct blorp_batch *batch,
 234                     struct blorp_surf *surf,
 235                     uint32_t level, uint32_t layer);
 236
 237 void
 238 blorp_mcs_partial_resolve(struct blorp_batch *batch,
 239                           struct blorp_surf *surf,
 240                           enum isl_format format,
 241                           uint32_t start_layer, uint32_t num_layers);
 242
 243 void
 244 blorp_hiz_op(struct blorp_batch *batch, struct blorp_surf *surf,
 245              uint32_t level, uint32_t start_layer, uint32_t num_layers,
 246              enum isl_aux_op op);
 247
 248 void
 249 blorp_hiz_stencil_op(struct blorp_batch *batch, struct blorp_surf *stencil,
 250                      uint32_t level, uint32_t start_layer,
 251                      uint32_t num_layers, enum isl_aux_op op);
 252 #ifdef __cplusplus
 253 } /* end extern "C" */
 254 #endif /* __cplusplus */
 255
 256 #endif /* BLORP_H */