| /* |
| * © 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 <sys/mman.h> |
| #include <assert.h> |
| #include "pan_resource.h" |
| #include "pan_job.h" |
| #include "pan_blend_cso.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; |
| |
| bool indirect_draw; |
| 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 pipe_image_view images[PIPE_SHADER_TYPES][PIPE_MAX_SHADER_IMAGES]; |
| uint32_t image_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_query *cond_query; |
| bool cond_cond; |
| enum pipe_render_cond_flag cond_mode; |
| |
| bool is_noop; |
| }; |
| |
| /* 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 pan_shader_info info; |
| |
| struct pipe_stream_output_info stream_output; |
| uint64_t so_mask; |
| |
| /* GPU-executable memory */ |
| struct panfrost_bo *bo; |
| |
| enum pipe_format rt_formats[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; |
| enum mali_func alpha_func; |
| |
| /* 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); |
| |
| bool |
| panfrost_render_condition_check(struct panfrost_context *ctx); |
| |
| 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); |
| |
| 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 |