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/slab.h"
  29 #include "util/u_dynarray.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_context_clear {
  43    unsigned buffers;
  44    uint32_t color_8pc;
  45    uint32_t depth;
  46    uint32_t stencil;
  47    uint64_t color_16pc;
  48 };
  49
  50 struct lima_depth_stencil_alpha_state {
  51    struct pipe_depth_stencil_alpha_state base;
  52 };
  53
  54 struct lima_fs_shader_state {
  55    void *shader;
  56    int shader_size;
  57    int stack_size;
  58    bool uses_discard;
  59    struct lima_bo *bo;
  60 };
  61
  62 #define LIMA_MAX_VARYING_NUM 13
  63
  64 struct lima_varying_info {
  65    int components;
  66    int component_size;
  67    int offset;
  68 };
  69
  70 struct lima_vs_shader_state {
  71    void *shader;
  72    int shader_size;
  73    int prefetch;
  74
  75    /* pipe_constant_buffer.size is aligned with some pad bytes,
  76     * so record here for the real start place of gpir lowered
  77     * uniforms */
  78    int uniform_pending_offset;
  79
  80    void *constant;
  81    int constant_size;
  82
  83    struct lima_varying_info varying[LIMA_MAX_VARYING_NUM];
  84    int varying_stride;
  85    int num_outputs;
  86    int num_varyings;
  87    int gl_pos_idx;
  88    int point_size_idx;
  89
  90    struct lima_bo *bo;
  91 };
  92
  93 struct lima_rasterizer_state {
  94    struct pipe_rasterizer_state base;
  95 };
  96
  97 struct lima_blend_state {
  98    struct pipe_blend_state base;
  99 };
 100
 101 struct lima_vertex_element_state {
 102    struct pipe_vertex_element pipe[PIPE_MAX_ATTRIBS];
 103    unsigned num_elements;
 104 };
 105
 106 struct lima_context_vertex_buffer {
 107    struct pipe_vertex_buffer vb[PIPE_MAX_ATTRIBS];
 108    unsigned count;
 109    uint32_t enabled_mask;
 110 };
 111
 112 struct lima_context_viewport_state {
 113    struct pipe_viewport_state transform;
 114    float left, right, bottom, top;
 115    float near, far;
 116 };
 117
 118 struct lima_context_constant_buffer {
 119    const void *buffer;
 120    uint32_t size;
 121    bool dirty;
 122 };
 123
 124 enum lima_ctx_buff {
 125    lima_ctx_buff_gp_varying_info,
 126    lima_ctx_buff_gp_attribute_info,
 127    lima_ctx_buff_gp_uniform,
 128    lima_ctx_buff_gp_vs_cmd,
 129    lima_ctx_buff_gp_plbu_cmd,
 130    lima_ctx_buff_pp_plb_rsw,
 131    lima_ctx_buff_pp_uniform_array,
 132    lima_ctx_buff_pp_uniform,
 133    lima_ctx_buff_pp_tex_desc,
 134    lima_ctx_buff_pp_stack,
 135    lima_ctx_buff_num,
 136 };
 137
 138 struct lima_ctx_buff_state {
 139    struct pipe_resource *res;
 140    unsigned offset;
 141    unsigned size;
 142 };
 143
 144 struct lima_texture_stateobj {
 145    struct pipe_sampler_view *textures[PIPE_MAX_SAMPLERS];
 146    unsigned num_textures;
 147    struct pipe_sampler_state *samplers[PIPE_MAX_SAMPLERS];
 148    unsigned num_samplers;
 149 };
 150
 151 struct lima_ctx_plb_pp_stream_key {
 152    uint32_t plb_index;
 153    uint32_t tiled_w;
 154    uint32_t tiled_h;
 155 };
 156
 157 struct lima_ctx_plb_pp_stream {
 158    struct lima_ctx_plb_pp_stream_key key;
 159    uint32_t refcnt;
 160    struct lima_bo *bo;
 161    uint32_t offset[4];
 162 };
 163
 164 struct lima_pp_stream_state {
 165    struct lima_bo *bo;
 166    uint32_t bo_offset;
 167    uint32_t offset[8];
 168 };
 169
 170 struct lima_context {
 171    struct pipe_context base;
 172
 173    enum {
 174       LIMA_CONTEXT_DIRTY_FRAMEBUFFER  = (1 << 0),
 175       LIMA_CONTEXT_DIRTY_CLEAR        = (1 << 1),
 176       LIMA_CONTEXT_DIRTY_SHADER_VERT  = (1 << 2),
 177       LIMA_CONTEXT_DIRTY_SHADER_FRAG  = (1 << 3),
 178       LIMA_CONTEXT_DIRTY_VERTEX_ELEM  = (1 << 4),
 179       LIMA_CONTEXT_DIRTY_VERTEX_BUFF  = (1 << 5),
 180       LIMA_CONTEXT_DIRTY_VIEWPORT     = (1 << 6),
 181       LIMA_CONTEXT_DIRTY_SCISSOR      = (1 << 7),
 182       LIMA_CONTEXT_DIRTY_RASTERIZER   = (1 << 8),
 183       LIMA_CONTEXT_DIRTY_ZSA          = (1 << 9),
 184       LIMA_CONTEXT_DIRTY_BLEND_COLOR  = (1 << 10),
 185       LIMA_CONTEXT_DIRTY_BLEND        = (1 << 11),
 186       LIMA_CONTEXT_DIRTY_STENCIL_REF  = (1 << 12),
 187       LIMA_CONTEXT_DIRTY_CONST_BUFF   = (1 << 13),
 188       LIMA_CONTEXT_DIRTY_TEXTURES     = (1 << 14),
 189    } dirty;
 190
 191    unsigned resolve;
 192
 193    struct u_upload_mgr *uploader;
 194    struct blitter_context *blitter;
 195
 196    struct slab_child_pool transfer_pool;
 197
 198    struct lima_context_framebuffer framebuffer;
 199    struct lima_context_viewport_state viewport;
 200    struct pipe_scissor_state scissor;
 201    struct pipe_scissor_state damage_rect;
 202    struct lima_context_clear clear;
 203    struct lima_vs_shader_state *vs;
 204    struct lima_fs_shader_state *fs;
 205    struct lima_vertex_element_state *vertex_elements;
 206    struct lima_context_vertex_buffer vertex_buffers;
 207    struct lima_rasterizer_state *rasterizer;
 208    struct lima_depth_stencil_alpha_state *zsa;
 209    struct pipe_blend_color blend_color;
 210    struct lima_blend_state *blend;
 211    struct pipe_stencil_ref stencil_ref;
 212    struct lima_context_constant_buffer const_buffer[PIPE_SHADER_TYPES];
 213    struct lima_texture_stateobj tex_stateobj;
 214    struct lima_pp_stream_state pp_stream;
 215
 216    unsigned min_index;
 217    unsigned max_index;
 218
 219    #define LIMA_CTX_PLB_MIN_NUM  1
 220    #define LIMA_CTX_PLB_MAX_NUM  4
 221    #define LIMA_CTX_PLB_DEF_NUM  2
 222    #define LIMA_CTX_PLB_BLK_SIZE 512
 223    unsigned plb_size;
 224    unsigned plb_gp_size;
 225
 226    struct lima_bo *plb[LIMA_CTX_PLB_MAX_NUM];
 227    struct lima_bo *gp_tile_heap[LIMA_CTX_PLB_MAX_NUM];
 228    uint32_t gp_tile_heap_size;
 229    struct lima_bo *plb_gp_stream;
 230    struct lima_bo *gp_output;
 231    uint32_t gp_output_varyings_offt;
 232    uint32_t gp_output_point_size_offt;
 233
 234    struct hash_table *plb_pp_stream;
 235    uint32_t plb_index;
 236
 237    struct lima_ctx_buff_state buffer_state[lima_ctx_buff_num];
 238
 239    struct util_dynarray vs_cmd_array;
 240    struct util_dynarray plbu_cmd_array;
 241
 242    struct lima_submit *gp_submit;
 243    struct lima_submit *pp_submit;
 244
 245    int id;
 246
 247    struct pipe_debug_callback debug;
 248
 249    int pp_max_stack_size;
 250
 251    unsigned index_offset;
 252    struct lima_resource *index_res;
 253 };
 254
 255 static inline struct lima_context *
 256 lima_context(struct pipe_context *pctx)
 257 {
 258    return (struct lima_context *)pctx;
 259 }
 260
 261 struct lima_sampler_state {
 262    struct pipe_sampler_state base;
 263 };
 264
 265 static inline struct lima_sampler_state *
 266 lima_sampler_state(struct pipe_sampler_state *psstate)
 267 {
 268    return (struct lima_sampler_state *)psstate;
 269 }
 270
 271 struct lima_sampler_view {
 272    struct pipe_sampler_view base;
 273 };
 274
 275 static inline struct lima_sampler_view *
 276 lima_sampler_view(struct pipe_sampler_view *psview)
 277 {
 278    return (struct lima_sampler_view *)psview;
 279 }
 280
 281 #define LIMA_CTX_BUFF_SUBMIT_GP (1 << 0)
 282 #define LIMA_CTX_BUFF_SUBMIT_PP (1 << 1)
 283
 284 uint32_t lima_ctx_buff_va(struct lima_context *ctx, enum lima_ctx_buff buff,
 285                           unsigned submit);
 286 void *lima_ctx_buff_map(struct lima_context *ctx, enum lima_ctx_buff buff);
 287 void *lima_ctx_buff_alloc(struct lima_context *ctx, enum lima_ctx_buff buff,
 288                           unsigned size);
 289
 290 void lima_state_init(struct lima_context *ctx);
 291 void lima_state_fini(struct lima_context *ctx);
 292 void lima_draw_init(struct lima_context *ctx);
 293 void lima_program_init(struct lima_context *ctx);
 294 void lima_query_init(struct lima_context *ctx);
 295
 296 struct pipe_context *
 297 lima_context_create(struct pipe_screen *pscreen, void *priv, unsigned flags);
 298
 299 void lima_flush(struct lima_context *ctx);
 300
 301 bool lima_need_flush(struct lima_context *ctx, struct lima_bo *bo, bool write);
 302
 303 #endif