/* * © Copyright 2018 Alyssa Rosenzweig * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the "Software"), * to deal in the Software without restriction, including without limitation * the rights to use, copy, modify, merge, publish, distribute, sublicense, * and/or sell copies of the Software, and to permit persons to whom the * Software is furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice (including the next * paragraph) shall be included in all copies or substantial portions of the * Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE * SOFTWARE. * */ #ifndef __BUILDER_H__ #define __BUILDER_H__ #define _LARGEFILE64_SOURCE 1 #define CACHE_LINE_SIZE 1024 /* TODO */ #include #include #include "pan_resource.h" #include "pan_job.h" #include "pan_blend.h" #include "pan_encoder.h" #include "pan_texture.h" #include "midgard_pack.h" #include "pipe/p_compiler.h" #include "pipe/p_config.h" #include "pipe/p_context.h" #include "pipe/p_defines.h" #include "pipe/p_format.h" #include "pipe/p_screen.h" #include "pipe/p_state.h" #include "util/u_blitter.h" #include "util/hash_table.h" #include "midgard/midgard_compile.h" #include "compiler/shader_enums.h" /* Forward declare to avoid extra header dep */ struct prim_convert_context; #define MAX_VARYINGS 4096 #define SET_BIT(lval, bit, cond) \ if (cond) \ lval |= (bit); \ else \ lval &= ~(bit); struct panfrost_constant_buffer { struct pipe_constant_buffer cb[PIPE_MAX_CONSTANT_BUFFERS]; uint32_t enabled_mask; uint32_t dirty_mask; }; struct panfrost_query { /* Passthrough from Gallium */ unsigned type; unsigned index; /* For computed queries. 64-bit to prevent overflow */ struct { uint64_t start; uint64_t end; }; /* Memory for the GPU to writeback the value of the query */ struct panfrost_bo *bo; /* Whether an occlusion query is for a MSAA framebuffer */ bool msaa; }; struct panfrost_fence { struct pipe_reference reference; uint32_t syncobj; bool signaled; }; struct panfrost_streamout_target { struct pipe_stream_output_target base; uint32_t offset; }; struct panfrost_streamout { struct pipe_stream_output_target *targets[PIPE_MAX_SO_BUFFERS]; unsigned num_targets; }; struct panfrost_context { /* Gallium context */ struct pipe_context base; /* Upload manager for small resident GPU-internal data structures, like * sampler descriptors. We use an upload manager since the minimum BO * size from the kernel is 4kb */ struct u_upload_mgr *state_uploader; /* Sync obj used to keep track of in-flight jobs. */ uint32_t syncobj; /* Bound job batch and map of panfrost_batch_key to job batches */ struct panfrost_batch *batch; struct hash_table *batches; /* panfrost_bo -> panfrost_bo_access */ struct hash_table *accessed_bos; /* Within a launch_grid call.. */ const struct pipe_grid_info *compute_grid; /* Bit mask for supported PIPE_DRAW for this hardware */ unsigned draw_modes; struct pipe_framebuffer_state pipe_framebuffer; struct panfrost_streamout streamout; bool active_queries; uint64_t prims_generated; uint64_t tf_prims_generated; struct panfrost_query *occlusion_query; unsigned vertex_count; unsigned instance_count; unsigned offset_start; enum pipe_prim_type active_prim; /* If instancing is enabled, vertex count padded for instance; if * it is disabled, just equal to plain vertex count */ unsigned padded_count; /* TODO: Multiple uniform buffers (index =/= 0), finer updates? */ struct panfrost_constant_buffer constant_buffer[PIPE_SHADER_TYPES]; struct panfrost_rasterizer *rasterizer; struct panfrost_shader_variants *shader[PIPE_SHADER_TYPES]; struct panfrost_vertex_state *vertex; struct pipe_vertex_buffer vertex_buffers[PIPE_MAX_ATTRIBS]; uint32_t vb_mask; struct pipe_shader_buffer ssbo[PIPE_SHADER_TYPES][PIPE_MAX_SHADER_BUFFERS]; uint32_t ssbo_mask[PIPE_SHADER_TYPES]; struct panfrost_sampler_state *samplers[PIPE_SHADER_TYPES][PIPE_MAX_SAMPLERS]; unsigned sampler_count[PIPE_SHADER_TYPES]; struct panfrost_sampler_view *sampler_views[PIPE_SHADER_TYPES][PIPE_MAX_SHADER_SAMPLER_VIEWS]; unsigned sampler_view_count[PIPE_SHADER_TYPES]; struct primconvert_context *primconvert; struct blitter_context *blitter; struct panfrost_blend_state *blend; struct pipe_viewport_state pipe_viewport; struct pipe_scissor_state scissor; struct pipe_blend_color blend_color; struct panfrost_zsa_state *depth_stencil; struct pipe_stencil_ref stencil_ref; unsigned sample_mask; unsigned min_samples; struct panfrost_blend_state *blit_blend; struct hash_table *blend_shaders; }; /* Corresponds to the CSO */ struct panfrost_rasterizer { struct pipe_rasterizer_state base; }; /* Variants bundle together to form the backing CSO, bundling multiple * shaders with varying emulated features baked in */ /* A shader state corresponds to the actual, current variant of the shader */ struct panfrost_shader_state { /* Compiled, mapped descriptor, ready for the hardware */ bool compiled; /* Uploaded shader descriptor (TODO: maybe stuff the packed unuploaded * bits in a union to save some memory?) */ struct { struct pipe_resource *rsrc; uint32_t offset; } upload; struct MALI_SHADER shader; struct MALI_RENDERER_PROPERTIES properties; struct MALI_PRELOAD preload; /* Non-descript information */ unsigned uniform_count; unsigned work_reg_count; bool can_discard; bool writes_point_size; bool writes_depth; bool writes_stencil; bool reads_point_coord; bool reads_face; bool reads_frag_coord; bool writes_global; unsigned stack_size; unsigned shared_size; /* Does the fragment shader have side effects? In particular, if output * is masked out, is it legal to skip shader execution? */ bool fs_sidefx; /* For Bifrost - output type for each RT */ enum mali_bifrost_register_file_format blend_types[MALI_BIFROST_BLEND_MAX_RT]; unsigned attribute_count, varying_count, ubo_count; enum mali_format varyings[PIPE_MAX_ATTRIBS]; gl_varying_slot varyings_loc[PIPE_MAX_ATTRIBS]; struct pipe_stream_output_info stream_output; uint64_t so_mask; unsigned sysval_count; unsigned sysval[MAX_SYSVAL_COUNT]; /* Should we enable helper invocations */ bool helper_invocations; /* GPU-executable memory */ struct panfrost_bo *bo; BITSET_WORD outputs_read; enum pipe_format rt_formats[8]; /* Blend return addresses */ uint32_t blend_ret_addrs[8]; }; /* A collection of varyings (the CSO) */ struct panfrost_shader_variants { /* A panfrost_shader_variants can represent a shader for * either graphics or compute */ bool is_compute; union { struct pipe_shader_state base; struct pipe_compute_state cbase; }; struct panfrost_shader_state *variants; unsigned variant_space; unsigned variant_count; /* The current active variant */ unsigned active_variant; }; struct panfrost_vertex_state { unsigned num_elements; struct pipe_vertex_element pipe[PIPE_MAX_ATTRIBS]; unsigned formats[PIPE_MAX_ATTRIBS]; }; struct panfrost_zsa_state { struct pipe_depth_stencil_alpha_state base; /* Precomputed stencil state */ struct MALI_STENCIL stencil_front; struct MALI_STENCIL stencil_back; u8 stencil_mask_front; u8 stencil_mask_back; }; struct panfrost_sampler_state { struct pipe_sampler_state base; struct mali_midgard_sampler_packed hw; }; /* Misnomer: Sampler view corresponds to textures, not samplers */ struct panfrost_sampler_view { struct pipe_sampler_view base; struct panfrost_bo *bo; struct mali_bifrost_texture_packed bifrost_descriptor; mali_ptr texture_bo; uint64_t modifier; }; static inline struct panfrost_context * pan_context(struct pipe_context *pcontext) { return (struct panfrost_context *) pcontext; } static inline struct panfrost_streamout_target * pan_so_target(struct pipe_stream_output_target *target) { return (struct panfrost_streamout_target *)target; } static inline struct panfrost_shader_state * panfrost_get_shader_state(struct panfrost_context *ctx, enum pipe_shader_type st) { struct panfrost_shader_variants *all = ctx->shader[st]; if (!all) return NULL; return &all->variants[all->active_variant]; } struct pipe_context * panfrost_create_context(struct pipe_screen *screen, void *priv, unsigned flags); bool panfrost_writes_point_size(struct panfrost_context *ctx); struct panfrost_ptr panfrost_vertex_tiler_job(struct panfrost_context *ctx, bool is_tiler); void panfrost_flush( struct pipe_context *pipe, struct pipe_fence_handle **fence, unsigned flags); mali_ptr panfrost_sfbd_fragment(struct panfrost_batch *batch, bool has_draws); mali_ptr panfrost_mfbd_fragment(struct panfrost_batch *batch, bool has_draws); void panfrost_attach_mfbd(struct panfrost_batch *batch, unsigned vertex_count); void panfrost_attach_sfbd(struct panfrost_batch *batch, unsigned vertex_count); void panfrost_emit_midg_tiler(struct panfrost_batch *batch, struct mali_midgard_tiler_packed *tp, unsigned vertex_count); mali_ptr panfrost_fragment_job(struct panfrost_batch *batch, bool has_draws); void panfrost_shader_compile(struct panfrost_context *ctx, enum pipe_shader_ir ir_type, const void *ir, gl_shader_stage stage, struct panfrost_shader_state *state, uint64_t *outputs_written); void panfrost_create_sampler_view_bo(struct panfrost_sampler_view *so, struct pipe_context *pctx, struct pipe_resource *texture); /* Instancing */ mali_ptr panfrost_vertex_buffer_address(struct panfrost_context *ctx, unsigned i); /* Compute */ void panfrost_compute_context_init(struct pipe_context *pctx); #endif