src/gallium/drivers/lima/lima_context.h

   1 /*
   2  * Copyright (c) 2017-2019 Lima Project
   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, sub license,
   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
  12  * next paragraph) shall be included in all copies or substantial portions
  13  * of the 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 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
  21  * DEALINGS IN THE SOFTWARE.
  22  *
  23  */
  24
  25 #ifndef H_LIMA_CONTEXT
  26 #define H_LIMA_CONTEXT
  27
  28 #include "util/list.h"
  29 #include "util/slab.h"
  30
  31 #include "pipe/p_context.h"
  32 #include "pipe/p_state.h"
  33
  34 struct lima_context_framebuffer {
  35    struct pipe_framebuffer_state base;
  36    int tiled_w, tiled_h;
  37    int shift_w, shift_h;
  38    int block_w, block_h;
  39    int shift_min;
  40 };
  41
  42 struct lima_depth_stencil_alpha_state {
  43    struct pipe_depth_stencil_alpha_state base;
  44 };
  45
  46 struct lima_fs_shader_state {
  47    struct pipe_shader_state base;
  48    void *shader;
  49    int shader_size;
  50    int stack_size;
  51    uint8_t swizzles[PIPE_MAX_SAMPLERS][4];
  52    bool uses_discard;
  53    struct lima_bo *bo;
  54 };
  55
  56 #define LIMA_MAX_VARYING_NUM 13
  57
  58 struct lima_varying_info {
  59    int components;
  60    int component_size;
  61    int offset;
  62 };
  63
  64 struct lima_vs_shader_state {
  65    void *shader;
  66    int shader_size;
  67    int prefetch;
  68
  69    /* pipe_constant_buffer.size is aligned with some pad bytes,
  70     * so record here for the real start place of gpir lowered
  71     * uniforms */
  72    int uniform_pending_offset;
  73
  74    void *constant;
  75    int constant_size;
  76
  77    struct lima_varying_info varying[LIMA_MAX_VARYING_NUM];
  78    int varying_stride;
  79    int num_outputs;
  80    int num_varyings;
  81    int gl_pos_idx;
  82    int point_size_idx;
  83
  84    struct lima_bo *bo;
  85 };
  86
  87 struct lima_rasterizer_state {
  88    struct pipe_rasterizer_state base;
  89 };
  90
  91 struct lima_blend_state {
  92    struct pipe_blend_state base;
  93 };
  94
  95 struct lima_vertex_element_state {
  96    struct pipe_vertex_element pipe[PIPE_MAX_ATTRIBS];
  97    unsigned num_elements;
  98 };
  99
 100 struct lima_context_vertex_buffer {
 101    struct pipe_vertex_buffer vb[PIPE_MAX_ATTRIBS];
 102    unsigned count;
 103    uint32_t enabled_mask;
 104 };
 105
 106 struct lima_context_viewport_state {
 107    struct pipe_viewport_state transform;
 108    float left, right, bottom, top;
 109    float near, far;
 110 };
 111
 112 struct lima_context_constant_buffer {
 113    const void *buffer;
 114    uint32_t size;
 115    bool dirty;
 116 };
 117
 118 enum lima_ctx_buff {
 119    lima_ctx_buff_gp_varying_info,
 120    lima_ctx_buff_gp_attribute_info,
 121    lima_ctx_buff_gp_uniform,
 122    lima_ctx_buff_pp_plb_rsw,
 123    lima_ctx_buff_pp_uniform_array,
 124    lima_ctx_buff_pp_uniform,
 125    lima_ctx_buff_pp_tex_desc,
 126    lima_ctx_buff_num,
 127    lima_ctx_buff_num_gp = lima_ctx_buff_pp_plb_rsw,
 128 };
 129
 130 struct lima_ctx_buff_state {
 131    struct pipe_resource *res;
 132    unsigned offset;
 133    unsigned size;
 134 };
 135
 136 struct lima_texture_stateobj {
 137    struct pipe_sampler_view *textures[PIPE_MAX_SAMPLERS];
 138    unsigned num_textures;
 139    struct pipe_sampler_state *samplers[PIPE_MAX_SAMPLERS];
 140    unsigned num_samplers;
 141 };
 142
 143 struct lima_ctx_plb_pp_stream_key {
 144    uint16_t plb_index;
 145    /* Coordinates are in tiles */
 146    uint16_t minx, miny, maxx, maxy;
 147    /* FB params */
 148    uint16_t shift_w, shift_h;
 149    uint16_t block_w, block_h;
 150 };
 151
 152 struct lima_ctx_plb_pp_stream {
 153    struct list_head lru_list;
 154    struct lima_ctx_plb_pp_stream_key key;
 155    struct lima_bo *bo;
 156    uint32_t offset[8];
 157 };
 158
 159 struct lima_pp_stream_state {
 160    void *map;
 161    uint32_t va;
 162    uint32_t offset[8];
 163 };
 164
 165 struct lima_context {
 166    struct pipe_context base;
 167
 168    enum {
 169       LIMA_CONTEXT_DIRTY_FRAMEBUFFER  = (1 << 0),
 170       LIMA_CONTEXT_DIRTY_CLEAR        = (1 << 1),
 171       LIMA_CONTEXT_DIRTY_SHADER_VERT  = (1 << 2),
 172       LIMA_CONTEXT_DIRTY_SHADER_FRAG  = (1 << 3),
 173       LIMA_CONTEXT_DIRTY_VERTEX_ELEM  = (1 << 4),
 174       LIMA_CONTEXT_DIRTY_VERTEX_BUFF  = (1 << 5),
 175       LIMA_CONTEXT_DIRTY_VIEWPORT     = (1 << 6),
 176       LIMA_CONTEXT_DIRTY_SCISSOR      = (1 << 7),
 177       LIMA_CONTEXT_DIRTY_RASTERIZER   = (1 << 8),
 178       LIMA_CONTEXT_DIRTY_ZSA          = (1 << 9),
 179       LIMA_CONTEXT_DIRTY_BLEND_COLOR  = (1 << 10),
 180       LIMA_CONTEXT_DIRTY_BLEND        = (1 << 11),
 181       LIMA_CONTEXT_DIRTY_STENCIL_REF  = (1 << 12),
 182       LIMA_CONTEXT_DIRTY_CONST_BUFF   = (1 << 13),
 183       LIMA_CONTEXT_DIRTY_TEXTURES     = (1 << 14),
 184    } dirty;
 185
 186    struct u_upload_mgr *uploader;
 187    struct blitter_context *blitter;
 188
 189    struct slab_child_pool transfer_pool;
 190
 191    struct lima_context_framebuffer framebuffer;
 192    struct lima_context_viewport_state viewport;
 193    struct pipe_scissor_state scissor;
 194    struct pipe_scissor_state clipped_scissor;
 195    struct lima_vs_shader_state *vs;
 196    struct lima_fs_shader_state *fs;
 197    struct lima_vertex_element_state *vertex_elements;
 198    struct lima_context_vertex_buffer vertex_buffers;
 199    struct lima_rasterizer_state *rasterizer;
 200    struct lima_depth_stencil_alpha_state *zsa;
 201    struct pipe_blend_color blend_color;
 202    struct lima_blend_state *blend;
 203    struct pipe_stencil_ref stencil_ref;
 204    struct lima_context_constant_buffer const_buffer[PIPE_SHADER_TYPES];
 205    struct lima_texture_stateobj tex_stateobj;
 206    struct lima_pp_stream_state pp_stream;
 207
 208    unsigned min_index;
 209    unsigned max_index;
 210
 211    #define LIMA_CTX_PLB_MIN_NUM  1
 212    #define LIMA_CTX_PLB_MAX_NUM  4
 213    #define LIMA_CTX_PLB_DEF_NUM  2
 214    #define LIMA_CTX_PLB_BLK_SIZE 512
 215    unsigned plb_size;
 216    unsigned plb_gp_size;
 217
 218    struct lima_bo *plb[LIMA_CTX_PLB_MAX_NUM];
 219    struct lima_bo *gp_tile_heap[LIMA_CTX_PLB_MAX_NUM];
 220    uint32_t gp_tile_heap_size;
 221    struct lima_bo *plb_gp_stream;
 222    struct lima_bo *gp_output;
 223    uint32_t gp_output_varyings_offt;
 224    uint32_t gp_output_point_size_offt;
 225
 226    struct hash_table *plb_pp_stream;
 227    struct list_head plb_pp_stream_lru_list;
 228    uint32_t plb_index;
 229    size_t plb_stream_cache_size;
 230
 231    struct lima_ctx_buff_state buffer_state[lima_ctx_buff_num];
 232
 233    /* current job */
 234    struct lima_job *job;
 235
 236    /* map from lima_job_key to lima_job */
 237    struct hash_table *jobs;
 238
 239    /* map from pipe_resource to lima_job which write to it */
 240    struct hash_table *write_jobs;
 241
 242    int in_sync_fd;
 243    uint32_t in_sync[2];
 244    uint32_t out_sync[2];
 245
 246    int id;
 247
 248    struct pipe_debug_callback debug;
 249
 250    unsigned index_offset;
 251    struct lima_resource *index_res;
 252 };
 253
 254 static inline struct lima_context *
 255 lima_context(struct pipe_context *pctx)
 256 {
 257    return (struct lima_context *)pctx;
 258 }
 259
 260 struct lima_sampler_state {
 261    struct pipe_sampler_state base;
 262 };
 263
 264 static inline struct lima_sampler_state *
 265 lima_sampler_state(struct pipe_sampler_state *psstate)
 266 {
 267    return (struct lima_sampler_state *)psstate;
 268 }
 269
 270 struct lima_sampler_view {
 271    struct pipe_sampler_view base;
 272 };
 273
 274 static inline struct lima_sampler_view *
 275 lima_sampler_view(struct pipe_sampler_view *psview)
 276 {
 277    return (struct lima_sampler_view *)psview;
 278 }
 279
 280 uint32_t lima_ctx_buff_va(struct lima_context *ctx, enum lima_ctx_buff buff);
 281 void *lima_ctx_buff_map(struct lima_context *ctx, enum lima_ctx_buff buff);
 282 void *lima_ctx_buff_alloc(struct lima_context *ctx, enum lima_ctx_buff buff,
 283                           unsigned size);
 284
 285 void lima_state_init(struct lima_context *ctx);
 286 void lima_state_fini(struct lima_context *ctx);
 287 void lima_draw_init(struct lima_context *ctx);
 288 void lima_program_init(struct lima_context *ctx);
 289 void lima_query_init(struct lima_context *ctx);
 290
 291 struct pipe_context *
 292 lima_context_create(struct pipe_screen *pscreen, void *priv, unsigned flags);
 293
 294 void lima_flush(struct lima_context *ctx);
 295 void lima_flush_job_accessing_bo(
 296    struct lima_context *ctx, struct lima_bo *bo, bool write);
 297 void lima_flush_previous_job_writing_resource(
 298    struct lima_context *ctx, struct pipe_resource *prsc);
 299
 300 #endif