| /* |
| * © 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 "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" |
| |
| /* Forward declare to avoid extra header dep */ |
| struct prim_convert_context; |
| |
| #define MAX_VARYINGS 4096 |
| |
| //#define PAN_DIRTY_CLEAR (1 << 0) |
| #define PAN_DIRTY_RASTERIZER (1 << 2) |
| #define PAN_DIRTY_FS (1 << 3) |
| #define PAN_DIRTY_FRAG_CORE (PAN_DIRTY_FS) /* Dirty writes are tied */ |
| #define PAN_DIRTY_VS (1 << 4) |
| #define PAN_DIRTY_VERTEX (1 << 5) |
| #define PAN_DIRTY_VERT_BUF (1 << 6) |
| //#define PAN_DIRTY_VIEWPORT (1 << 7) |
| #define PAN_DIRTY_SAMPLERS (1 << 8) |
| #define PAN_DIRTY_TEXTURES (1 << 9) |
| |
| #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; |
| |
| /* Memory for the GPU to writeback the value of the query */ |
| struct panfrost_transfer transfer; |
| }; |
| |
| struct panfrost_fence { |
| struct pipe_reference reference; |
| int fd; |
| }; |
| |
| #define PANFROST_MAX_TRANSIENT_ENTRIES 64 |
| |
| struct panfrost_transient_pool { |
| /* Memory blocks in the pool */ |
| struct panfrost_memory_entry *entries[PANFROST_MAX_TRANSIENT_ENTRIES]; |
| |
| /* Number of entries we own */ |
| unsigned entry_count; |
| |
| /* Current entry that we are writing to, zero-indexed, strictly less than entry_count */ |
| unsigned entry_index; |
| |
| /* Number of bytes into the current entry we are */ |
| off_t entry_offset; |
| |
| /* Entry size (all entries must be homogenous) */ |
| size_t entry_size; |
| }; |
| |
| struct panfrost_context { |
| /* Gallium context */ |
| struct pipe_context base; |
| |
| /* Bound job and map of panfrost_job_key to jobs */ |
| struct panfrost_job *job; |
| struct hash_table *jobs; |
| |
| /* panfrost_resource -> panfrost_job */ |
| struct hash_table *write_jobs; |
| |
| /* Bit mask for supported PIPE_DRAW for this hardware */ |
| unsigned draw_modes; |
| |
| struct pipe_framebuffer_state pipe_framebuffer; |
| |
| /* The number of concurrent FBOs allowed depends on the number of pools |
| * used; pools are ringed for parallelism opportunities */ |
| |
| struct panfrost_transient_pool transient_pools[2]; |
| int cmdstream_i; |
| |
| struct panfrost_memory cmdstream_persistent; |
| struct panfrost_memory shaders; |
| struct panfrost_memory scratchpad; |
| struct panfrost_memory tiler_heap; |
| struct panfrost_memory varying_mem; |
| struct panfrost_memory tiler_polygon_list; |
| struct panfrost_memory tiler_dummy; |
| struct panfrost_memory depth_stencil_buffer; |
| |
| struct panfrost_query *occlusion_query; |
| |
| /* Each draw has corresponding vertex and tiler payloads */ |
| struct midgard_payload_vertex_tiler payload_vertex; |
| struct midgard_payload_vertex_tiler payload_tiler; |
| |
| /* The fragment shader binary itself is pointed here (for the tripipe) but |
| * also everything else in the shader core, including blending, the |
| * stencil/depth tests, etc. Refer to the presentations. */ |
| |
| struct mali_shader_meta fragment_shader_core; |
| |
| /* Per-draw Dirty flags are setup like any other driver */ |
| int dirty; |
| |
| unsigned vertex_count; |
| |
| union mali_attr attributes[PIPE_MAX_ATTRIBS]; |
| |
| unsigned varying_height; |
| |
| struct mali_single_framebuffer vt_framebuffer_sfbd; |
| struct bifrost_framebuffer vt_framebuffer_mfbd; |
| |
| /* TODO: Multiple uniform buffers (index =/= 0), finer updates? */ |
| |
| struct panfrost_constant_buffer constant_buffer[PIPE_SHADER_TYPES]; |
| |
| /* CSOs */ |
| struct panfrost_rasterizer *rasterizer; |
| |
| struct panfrost_shader_variants *vs; |
| struct panfrost_shader_variants *fs; |
| |
| struct panfrost_vertex_state *vertex; |
| |
| struct pipe_vertex_buffer vertex_buffers[PIPE_MAX_ATTRIBS]; |
| uint32_t vb_mask; |
| |
| 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; |
| |
| /* Blitting the wallpaper (the old contents of the framebuffer back to |
| * itself) uses a dedicated u_blitter instance versus general blit() |
| * callbacks from Gallium, as the blit() callback can trigger |
| * wallpapering without Gallium realising, which in turns u_blitter |
| * errors due to unsupported reucrsion */ |
| |
| struct blitter_context *blitter_wallpaper; |
| struct panfrost_job *wallpaper_batch; |
| |
| struct panfrost_blend_state *blend; |
| |
| struct pipe_viewport_state pipe_viewport; |
| struct pipe_scissor_state scissor; |
| struct pipe_blend_color blend_color; |
| struct pipe_depth_stencil_alpha_state *depth_stencil; |
| struct pipe_stencil_ref stencil_ref; |
| |
| /* True for t6XX, false for t8xx. */ |
| bool is_t6xx; |
| |
| /* If set, we'll require the use of single render-target framebuffer |
| * descriptors (SFBD), for older hardware -- specifically, <T760 hardware, If |
| * false, we'll use the MFBD no matter what. New hardware -does- retain support |
| * for SFBD, and in theory we could flip between them on a per-RT basis, but |
| * there's no real advantage to doing so */ |
| bool require_sfbd; |
| |
| uint32_t out_sync; |
| }; |
| |
| /* Corresponds to the CSO */ |
| |
| struct panfrost_rasterizer { |
| struct pipe_rasterizer_state base; |
| |
| /* Bitmask of front face, etc */ |
| unsigned tiler_gl_enables; |
| }; |
| |
| struct panfrost_blend_state { |
| struct pipe_blend_state base; |
| |
| /* Whether a blend shader is in use */ |
| bool has_blend_shader; |
| |
| /* Compiled fixed function command */ |
| struct mali_blend_equation equation; |
| float constant; |
| |
| /* Compiled blend shader */ |
| mali_ptr blend_shader; |
| int blend_work_count; |
| }; |
| |
| /* Variants bundle together to form the backing CSO, bundling multiple |
| * shaders with varying emulated features baked in (alpha test |
| * parameters, etc) */ |
| #define MAX_SHADER_VARIANTS 8 |
| |
| /* A shader state corresponds to the actual, current variant of the shader */ |
| struct panfrost_shader_state { |
| struct pipe_shader_state *base; |
| |
| /* Compiled, mapped descriptor, ready for the hardware */ |
| bool compiled; |
| struct mali_shader_meta *tripipe; |
| mali_ptr tripipe_gpu; |
| |
| /* Non-descript information */ |
| int uniform_count; |
| bool can_discard; |
| bool writes_point_size; |
| bool reads_point_coord; |
| |
| struct mali_attr_meta varyings[PIPE_MAX_ATTRIBS]; |
| gl_varying_slot varyings_loc[PIPE_MAX_ATTRIBS]; |
| |
| unsigned sysval_count; |
| unsigned sysval[MAX_SYSVAL_COUNT]; |
| |
| /* Information on this particular shader variant */ |
| struct pipe_alpha_state alpha_state; |
| |
| uint16_t point_sprite_mask; |
| unsigned point_sprite_upper_left : 1; |
| }; |
| |
| /* A collection of varyings (the CSO) */ |
| struct panfrost_shader_variants { |
| struct pipe_shader_state base; |
| |
| struct panfrost_shader_state variants[MAX_SHADER_VARIANTS]; |
| 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]; |
| struct mali_attr_meta hw[PIPE_MAX_ATTRIBS]; |
| }; |
| |
| struct panfrost_sampler_state { |
| struct pipe_sampler_state base; |
| struct mali_sampler_descriptor hw; |
| }; |
| |
| /* Misnomer: Sampler view corresponds to textures, not samplers */ |
| |
| struct panfrost_sampler_view { |
| struct pipe_sampler_view base; |
| struct mali_texture_descriptor hw; |
| }; |
| |
| static inline struct panfrost_context * |
| pan_context(struct pipe_context *pcontext) |
| { |
| return (struct panfrost_context *) pcontext; |
| } |
| |
| struct pipe_context * |
| panfrost_create_context(struct pipe_screen *screen, void *priv, unsigned flags); |
| |
| void |
| panfrost_emit_for_draw(struct panfrost_context *ctx, bool with_vertex_data); |
| |
| struct panfrost_transfer |
| panfrost_vertex_tiler_job(struct panfrost_context *ctx, bool is_tiler); |
| |
| unsigned |
| panfrost_get_default_swizzle(unsigned components); |
| |
| void |
| panfrost_flush( |
| struct pipe_context *pipe, |
| struct pipe_fence_handle **fence, |
| unsigned flags); |
| |
| bool |
| panfrost_is_scanout(struct panfrost_context *ctx); |
| |
| mali_ptr panfrost_sfbd_fragment(struct panfrost_context *ctx, bool has_draws); |
| mali_ptr panfrost_mfbd_fragment(struct panfrost_context *ctx, bool has_draws); |
| |
| struct bifrost_framebuffer |
| panfrost_emit_mfbd(struct panfrost_context *ctx, unsigned vertex_count); |
| |
| struct mali_single_framebuffer |
| panfrost_emit_sfbd(struct panfrost_context *ctx, unsigned vertex_count); |
| |
| mali_ptr |
| panfrost_fragment_job(struct panfrost_context *ctx, bool has_draws); |
| |
| void |
| panfrost_shader_compile(struct panfrost_context *ctx, struct mali_shader_meta *meta, const char *src, int type, struct panfrost_shader_state *state); |
| |
| void |
| panfrost_pack_work_groups_compute( |
| struct mali_vertex_tiler_prefix *out, |
| unsigned num_x, |
| unsigned num_y, |
| unsigned num_z, |
| unsigned size_x, |
| unsigned size_y, |
| unsigned size_z); |
| |
| void |
| panfrost_pack_work_groups_fused( |
| struct mali_vertex_tiler_prefix *vertex, |
| struct mali_vertex_tiler_prefix *tiler, |
| unsigned num_x, |
| unsigned num_y, |
| unsigned num_z, |
| unsigned size_x, |
| unsigned size_y, |
| unsigned size_z); |
| |
| |
| |
| #endif |