| /* |
| * Copyright © 2014 Broadcom |
| * Copyright (C) 2012 Rob Clark <robclark@freedesktop.org> |
| * |
| * 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 VC4_CONTEXT_H |
| #define VC4_CONTEXT_H |
| |
| #include <stdio.h> |
| |
| #include "pipe/p_context.h" |
| #include "pipe/p_state.h" |
| #include "util/u_slab.h" |
| |
| #define __user |
| #include "vc4_drm.h" |
| #include "vc4_bufmgr.h" |
| #include "vc4_resource.h" |
| #include "vc4_cl.h" |
| #include "vc4_qir.h" |
| |
| #define VC4_DIRTY_BLEND (1 << 0) |
| #define VC4_DIRTY_RASTERIZER (1 << 1) |
| #define VC4_DIRTY_ZSA (1 << 2) |
| #define VC4_DIRTY_FRAGTEX (1 << 3) |
| #define VC4_DIRTY_VERTTEX (1 << 4) |
| #define VC4_DIRTY_TEXSTATE (1 << 5) |
| #define VC4_DIRTY_PROG (1 << 6) |
| #define VC4_DIRTY_BLEND_COLOR (1 << 7) |
| #define VC4_DIRTY_STENCIL_REF (1 << 8) |
| #define VC4_DIRTY_SAMPLE_MASK (1 << 9) |
| #define VC4_DIRTY_FRAMEBUFFER (1 << 10) |
| #define VC4_DIRTY_STIPPLE (1 << 11) |
| #define VC4_DIRTY_VIEWPORT (1 << 12) |
| #define VC4_DIRTY_CONSTBUF (1 << 13) |
| #define VC4_DIRTY_VTXSTATE (1 << 14) |
| #define VC4_DIRTY_VTXBUF (1 << 15) |
| #define VC4_DIRTY_INDEXBUF (1 << 16) |
| #define VC4_DIRTY_SCISSOR (1 << 17) |
| #define VC4_DIRTY_FLAT_SHADE_FLAGS (1 << 18) |
| #define VC4_DIRTY_PRIM_MODE (1 << 19) |
| #define VC4_DIRTY_CLIP (1 << 20) |
| |
| #define VC4_SHADER_DIRTY_VP (1 << 0) |
| #define VC4_SHADER_DIRTY_FP (1 << 1) |
| |
| struct vc4_texture_stateobj { |
| struct pipe_sampler_view *textures[PIPE_MAX_SAMPLERS]; |
| unsigned num_textures; |
| struct pipe_sampler_state *samplers[PIPE_MAX_SAMPLERS]; |
| unsigned num_samplers; |
| unsigned dirty_samplers; |
| }; |
| |
| struct vc4_shader_uniform_info { |
| enum quniform_contents *contents; |
| uint32_t *data; |
| uint32_t count; |
| uint32_t num_texture_samples; |
| }; |
| |
| struct vc4_uncompiled_shader { |
| /** A name for this program, so you can track it in shader-db output. */ |
| uint32_t program_id; |
| /** How many variants of this program were compiled, for shader-db. */ |
| uint32_t compiled_variant_count; |
| struct pipe_shader_state base; |
| const struct tgsi_token *twoside_tokens; |
| }; |
| |
| struct vc4_compiled_shader { |
| uint64_t program_id; |
| struct vc4_bo *bo; |
| |
| struct vc4_shader_uniform_info uniforms; |
| |
| /** bitmask of which inputs are color inputs, for flat shade handling. */ |
| uint32_t color_inputs; |
| |
| uint8_t num_inputs; |
| |
| /** |
| * Array of the meanings of the VPM inputs this shader needs. |
| * |
| * It doesn't include those that aren't part of the VPM, like |
| * point/line coordinates. |
| */ |
| struct vc4_varying_semantic *input_semantics; |
| }; |
| |
| struct vc4_program_stateobj { |
| struct vc4_uncompiled_shader *bind_vs, *bind_fs; |
| struct vc4_compiled_shader *cs, *vs, *fs; |
| uint32_t dirty; |
| uint8_t num_exports; |
| /* Indexed by semantic name or TGSI_SEMANTIC_COUNT + semantic index |
| * for TGSI_SEMANTIC_GENERIC. Special vs exports (position and point- |
| * size) are not included in this |
| */ |
| uint8_t export_linkage[63]; |
| }; |
| |
| struct vc4_constbuf_stateobj { |
| struct pipe_constant_buffer cb[PIPE_MAX_CONSTANT_BUFFERS]; |
| uint32_t enabled_mask; |
| uint32_t dirty_mask; |
| }; |
| |
| struct vc4_vertexbuf_stateobj { |
| struct pipe_vertex_buffer vb[PIPE_MAX_ATTRIBS]; |
| unsigned count; |
| uint32_t enabled_mask; |
| uint32_t dirty_mask; |
| }; |
| |
| struct vc4_vertex_stateobj { |
| struct pipe_vertex_element pipe[PIPE_MAX_ATTRIBS]; |
| unsigned num_elements; |
| }; |
| |
| struct vc4_context { |
| struct pipe_context base; |
| |
| int fd; |
| struct vc4_screen *screen; |
| |
| struct vc4_cl bcl; |
| struct vc4_cl rcl; |
| struct vc4_cl shader_rec; |
| struct vc4_cl uniforms; |
| struct vc4_cl bo_handles; |
| struct vc4_cl bo_pointers; |
| uint32_t shader_rec_count; |
| |
| struct vc4_bo *tile_alloc; |
| struct vc4_bo *tile_state; |
| |
| struct util_slab_mempool transfer_pool; |
| struct blitter_context *blitter; |
| |
| /** bitfield of VC4_DIRTY_* */ |
| uint32_t dirty; |
| /* Bitmask of PIPE_CLEAR_* of buffers that were cleared before the |
| * first rendering. |
| */ |
| uint32_t cleared; |
| /* Bitmask of PIPE_CLEAR_* of buffers that have been rendered to |
| * (either clears or draws). |
| */ |
| uint32_t resolve; |
| uint32_t clear_color[2]; |
| uint32_t clear_depth; /**< 24-bit unorm depth */ |
| uint8_t clear_stencil; |
| |
| /** |
| * Set if some drawing (triangles, blits, or just a glClear()) has |
| * been done to the FBO, meaning that we need to |
| * DRM_IOCTL_VC4_SUBMIT_CL. |
| */ |
| bool needs_flush; |
| |
| /** |
| * Set when needs_flush, and the queued rendering is not just composed |
| * of full-buffer clears. |
| */ |
| bool draw_call_queued; |
| |
| struct primconvert_context *primconvert; |
| |
| struct util_hash_table *fs_cache, *vs_cache; |
| uint32_t next_uncompiled_program_id; |
| uint64_t next_compiled_program_id; |
| |
| struct ra_regs *regs; |
| unsigned int reg_class_any; |
| unsigned int reg_class_a; |
| |
| uint8_t prim_mode; |
| |
| /** @{ Current pipeline state objects */ |
| struct pipe_scissor_state scissor; |
| struct pipe_blend_state *blend; |
| struct vc4_rasterizer_state *rasterizer; |
| struct vc4_depth_stencil_alpha_state *zsa; |
| |
| struct vc4_texture_stateobj verttex, fragtex; |
| |
| struct vc4_program_stateobj prog; |
| |
| struct vc4_vertex_stateobj *vtx; |
| |
| struct pipe_blend_color blend_color; |
| struct pipe_stencil_ref stencil_ref; |
| unsigned sample_mask; |
| struct pipe_framebuffer_state framebuffer; |
| struct pipe_poly_stipple stipple; |
| struct pipe_clip_state clip; |
| struct pipe_viewport_state viewport; |
| struct vc4_constbuf_stateobj constbuf[PIPE_SHADER_TYPES]; |
| struct vc4_vertexbuf_stateobj vertexbuf; |
| struct pipe_index_buffer indexbuf; |
| /** @} */ |
| }; |
| |
| struct vc4_rasterizer_state { |
| struct pipe_rasterizer_state base; |
| |
| /* VC4_CONFIGURATION_BITS */ |
| uint8_t config_bits[3]; |
| |
| float point_size; |
| |
| /** |
| * Half-float (1/8/7 bits) value of polygon offset units for |
| * VC4_PACKET_DEPTH_OFFSET |
| */ |
| uint16_t offset_units; |
| /** |
| * Half-float (1/8/7 bits) value of polygon offset scale for |
| * VC4_PACKET_DEPTH_OFFSET |
| */ |
| uint16_t offset_factor; |
| }; |
| |
| struct vc4_depth_stencil_alpha_state { |
| struct pipe_depth_stencil_alpha_state base; |
| |
| /* VC4_CONFIGURATION_BITS */ |
| uint8_t config_bits[3]; |
| |
| /** Uniforms for stencil state. |
| * |
| * Index 0 is either the front config, or the front-and-back config. |
| * Index 1 is the back config if doing separate back stencil. |
| * Index 2 is the writemask config if it's not a common mask value. |
| */ |
| uint32_t stencil_uniforms[3]; |
| }; |
| |
| static inline struct vc4_context * |
| vc4_context(struct pipe_context *pcontext) |
| { |
| return (struct vc4_context *)pcontext; |
| } |
| |
| struct pipe_context *vc4_context_create(struct pipe_screen *pscreen, |
| void *priv); |
| void vc4_draw_init(struct pipe_context *pctx); |
| void vc4_state_init(struct pipe_context *pctx); |
| void vc4_program_init(struct pipe_context *pctx); |
| void vc4_query_init(struct pipe_context *pctx); |
| void vc4_simulator_init(struct vc4_screen *screen); |
| int vc4_simulator_flush(struct vc4_context *vc4, |
| struct drm_vc4_submit_cl *args); |
| |
| void vc4_write_uniforms(struct vc4_context *vc4, |
| struct vc4_compiled_shader *shader, |
| struct vc4_constbuf_stateobj *cb, |
| struct vc4_texture_stateobj *texstate); |
| |
| void vc4_flush(struct pipe_context *pctx); |
| void vc4_flush_for_bo(struct pipe_context *pctx, struct vc4_bo *bo); |
| void vc4_emit_state(struct pipe_context *pctx); |
| void vc4_generate_code(struct vc4_context *vc4, struct vc4_compile *c); |
| struct qpu_reg *vc4_register_allocate(struct vc4_context *vc4, struct vc4_compile *c); |
| void vc4_update_compiled_shaders(struct vc4_context *vc4, uint8_t prim_mode); |
| |
| bool vc4_rt_format_supported(enum pipe_format f); |
| bool vc4_rt_format_is_565(enum pipe_format f); |
| bool vc4_tex_format_supported(enum pipe_format f); |
| uint8_t vc4_get_tex_format(enum pipe_format f); |
| const uint8_t *vc4_get_format_swizzle(enum pipe_format f); |
| void vc4_init_query_functions(struct vc4_context *vc4); |
| #endif /* VC4_CONTEXT_H */ |